F: drivers/gpio/mscc_sgpio.c
F: drivers/spi/mscc_bb_spi.c
F: include/configs/vcoreiii.h
+F: include/dt-bindings/mscc/
F: drivers/pinctrl/mscc/
F: drivers/net/mscc_eswitch/
select SYSRESET
imply CMD_DM
-config ARCH_MT7620
- bool "Support MT7620/7688 SoCs"
+config ARCH_MTMIPS
+ bool "Support MediaTek MIPS platforms"
imply CMD_DM
select DISPLAY_CPUINFO
select DM
source "arch/mips/mach-bmips/Kconfig"
source "arch/mips/mach-jz47xx/Kconfig"
source "arch/mips/mach-pic32/Kconfig"
-source "arch/mips/mach-mt7620/Kconfig"
+source "arch/mips/mach-mtmips/Kconfig"
if MIPS
machine-$(CONFIG_ARCH_BMIPS) += bmips
machine-$(CONFIG_ARCH_JZ47XX) += jz47xx
machine-$(CONFIG_MACH_PIC32) += pic32
-machine-$(CONFIG_ARCH_MT7620) += mt7620
+machine-$(CONFIG_ARCH_MTMIPS) += mtmips
machine-$(CONFIG_ARCH_MSCC) += mscc
machdirs := $(patsubst %,arch/mips/mach-%/,$(machine-y))
# SPDX-License-Identifier: GPL-2.0+
-dtb-$(CONFIG_ARCH_MT7620) += \
+dtb-$(CONFIG_ARCH_MTMIPS) += \
gardena-smart-gateway-mt7688.dtb \
linkit-smart-7688.dtb
dtb-$(CONFIG_TARGET_AP121) += ap121.dtb
/dts-v1/;
#include "mscc,luton.dtsi"
+#include <dt-bindings/mscc/luton_data.h>
/ {
model = "Luton26 PCB090 Reference Board";
&mdio0 {
status = "okay";
-};
-
-&port0 {
- phy-handle = <&phy0>;
-};
-
-&port1 {
- phy-handle = <&phy1>;
-};
-
-&port2 {
- phy-handle = <&phy2>;
-};
-
-&port3 {
- phy-handle = <&phy3>;
-};
-
-&port4 {
- phy-handle = <&phy4>;
-};
-
-&port5 {
- phy-handle = <&phy5>;
-};
-
-&port6 {
- phy-handle = <&phy6>;
-};
-
-&port7 {
- phy-handle = <&phy7>;
-};
-&port8 {
- phy-handle = <&phy8>;
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+ phy2: ethernet-phy@2 {
+ reg = <2>;
+ };
+ phy3: ethernet-phy@3 {
+ reg = <3>;
+ };
+ phy4: ethernet-phy@4 {
+ reg = <4>;
+ };
+ phy5: ethernet-phy@5 {
+ reg = <5>;
+ };
+ phy6: ethernet-phy@6 {
+ reg = <6>;
+ };
+ phy7: ethernet-phy@7 {
+ reg = <7>;
+ };
+ phy8: ethernet-phy@8 {
+ reg = <8>;
+ };
+ phy9: ethernet-phy@9 {
+ reg = <9>;
+ };
+ phy10: ethernet-phy@10 {
+ reg = <10>;
+ };
+ phy11: ethernet-phy@11 {
+ reg = <11>;
+ };
};
-&port9 {
- phy-handle = <&phy9>;
-};
+&mdio1 {
+ status = "okay";
-&port10 {
- phy-handle = <&phy10>;
+ phy12: ethernet-phy@12 {
+ reg = <0>;
+ };
+ phy13: ethernet-phy@13 {
+ reg = <1>;
+ };
+ phy14: ethernet-phy@14 {
+ reg = <2>;
+ };
+ phy15: ethernet-phy@15 {
+ reg = <3>;
+ };
+ phy16: ethernet-phy@16 {
+ reg = <4>;
+ };
+ phy17: ethernet-phy@17 {
+ reg = <5>;
+ };
+ phy18: ethernet-phy@18 {
+ reg = <6>;
+ };
+ phy19: ethernet-phy@19 {
+ reg = <7>;
+ };
+ phy20: ethernet-phy@20 {
+ reg = <8>;
+ };
+ phy21: ethernet-phy@21 {
+ reg = <9>;
+ };
+ phy22: ethernet-phy@22 {
+ reg = <10>;
+ };
+ phy23: ethernet-phy@23 {
+ reg = <11>;
+ };
};
-&port11 {
- phy-handle = <&phy11>;
+&switch {
+ ethernet-ports {
+ port0: port@0 {
+ reg = <0>;
+ phy-handle = <&phy0>;
+ };
+ port1: port@1 {
+ reg = <1>;
+ phy-handle = <&phy1>;
+ };
+ port2: port@2 {
+ reg = <2>;
+ phy-handle = <&phy2>;
+ };
+ port3: port@3 {
+ reg = <3>;
+ phy-handle = <&phy3>;
+ };
+ port4: port@4 {
+ reg = <4>;
+ phy-handle = <&phy4>;
+ };
+ port5: port@5 {
+ reg = <5>;
+ phy-handle = <&phy5>;
+ };
+ port6: port@6 {
+ reg = <6>;
+ phy-handle = <&phy6>;
+ };
+ port7: port@7 {
+ reg = <7>;
+ phy-handle = <&phy7>;
+ };
+ port8: port@8 {
+ reg = <8>;
+ phy-handle = <&phy8>;
+ };
+ port9: port@9 {
+ reg = <9>;
+ phy-handle = <&phy9>;
+ };
+ port10: port@10 {
+ reg = <10>;
+ phy-handle = <&phy10>;
+ };
+ port11: port@11 {
+ reg = <11>;
+ phy-handle = <&phy11>;
+ };
+ port12: port@12 {
+ reg = <12>;
+ phy-handle = <&phy12>;
+ phys = <&serdes_hsio 12 SERDES6G(1) PHY_MODE_QSGMII>;
+ };
+ port13: port@13 {
+ reg = <13>;
+ phy-handle = <&phy13>;
+ phys = <&serdes_hsio 13 0xff PHY_MODE_QSGMII>;
+ };
+ port14: port@14 {
+ reg = <14>;
+ phy-handle = <&phy14>;
+ phys = <&serdes_hsio 14 0xff PHY_MODE_QSGMII>;
+ };
+ port15: port@15 {
+ reg = <15>;
+ phy-handle = <&phy15>;
+ phys = <&serdes_hsio 15 0xff PHY_MODE_QSGMII>;
+ };
+ port16: port@16 {
+ reg = <16>;
+ phy-handle = <&phy16>;
+ phys = <&serdes_hsio 16 SERDES6G(2) PHY_MODE_QSGMII>;
+ };
+ port17: port@17 {
+ reg = <17>;
+ phy-handle = <&phy17>;
+ phys = <&serdes_hsio 17 0xff PHY_MODE_QSGMII>;
+ };
+ port18: port@18 {
+ reg = <18>;
+ phy-handle = <&phy18>;
+ phys = <&serdes_hsio 18 0xff PHY_MODE_QSGMII>;
+ };
+ port19: port@19 {
+ reg = <19>;
+ phy-handle = <&phy19>;
+ phys = <&serdes_hsio 19 0xff PHY_MODE_QSGMII>;
+ };
+ port20: port@20 {
+ reg = <20>;
+ phy-handle = <&phy20>;
+ phys = <&serdes_hsio 20 SERDES6G(3) PHY_MODE_QSGMII>;
+ };
+ port21: port@21 {
+ reg = <21>;
+ phy-handle = <&phy21>;
+ phys = <&serdes_hsio 21 0xff PHY_MODE_QSGMII>;
+ };
+ port22: port@22 {
+ reg = <22>;
+ phy-handle = <&phy22>;
+ phys = <&serdes_hsio 22 0xff PHY_MODE_QSGMII>;
+ };
+ port23: port@23 {
+ reg = <23>;
+ phy-handle = <&phy23>;
+ phys = <&serdes_hsio 23 0xff PHY_MODE_QSGMII>;
+ };
+ };
};
&mdio0 {
status = "okay";
-};
-
-&port0 {
- phy-handle = <&phy0>;
-};
-
-&port1 {
- phy-handle = <&phy1>;
-};
-
-&port2 {
- phy-handle = <&phy2>;
-};
-
-&port3 {
- phy-handle = <&phy3>;
-};
-&port4 {
- phy-handle = <&phy4>;
-};
-
-&port5 {
- phy-handle = <&phy5>;
-};
-
-&port6 {
- phy-handle = <&phy6>;
-};
-
-&port7 {
- phy-handle = <&phy7>;
-};
-
-&port8 {
- phy-handle = <&phy8>;
-};
-
-&port9 {
- phy-handle = <&phy9>;
-};
-
-&port10 {
- phy-handle = <&phy10>;
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+ phy2: ethernet-phy@2 {
+ reg = <2>;
+ };
+ phy3: ethernet-phy@3 {
+ reg = <3>;
+ };
+ phy4: ethernet-phy@4 {
+ reg = <4>;
+ };
+ phy5: ethernet-phy@5 {
+ reg = <5>;
+ };
+ phy6: ethernet-phy@6 {
+ reg = <6>;
+ };
+ phy7: ethernet-phy@7 {
+ reg = <7>;
+ };
+ phy8: ethernet-phy@8 {
+ reg = <8>;
+ };
+ phy9: ethernet-phy@9 {
+ reg = <9>;
+ };
+ phy10: ethernet-phy@10 {
+ reg = <10>;
+ };
+ phy11: ethernet-phy@11 {
+ reg = <11>;
+ };
};
-&port11 {
- phy-handle = <&phy11>;
+&switch {
+ ethernet-ports {
+ port0: port@0 {
+ reg = <0>;
+ phy-handle = <&phy0>;
+ };
+ port1: port@1 {
+ reg = <1>;
+ phy-handle = <&phy1>;
+ };
+ port2: port@2 {
+ reg = <2>;
+ phy-handle = <&phy2>;
+ };
+ port3: port@3 {
+ reg = <3>;
+ phy-handle = <&phy3>;
+ };
+ port4: port@4 {
+ reg = <4>;
+ phy-handle = <&phy4>;
+ };
+ port5: port@5 {
+ reg = <5>;
+ phy-handle = <&phy5>;
+ };
+ port6: port@6 {
+ reg = <6>;
+ phy-handle = <&phy6>;
+ };
+ port7: port@7 {
+ reg = <7>;
+ phy-handle = <&phy7>;
+ };
+ port8: port@8 {
+ reg = <8>;
+ phy-handle = <&phy8>;
+ };
+ port9: port@9 {
+ reg = <9>;
+ phy-handle = <&phy9>;
+ };
+ port10: port@10 {
+ reg = <10>;
+ phy-handle = <&phy10>;
+ };
+ port11: port@11 {
+ reg = <11>;
+ phy-handle = <&phy11>;
+ };
+ };
};
<0x030000 0x1000>, // VTSS_TO_REW
<0x070000 0x1000>, // VTSS_TO_DEVCPU_GCB
<0x080000 0x0100>, // VTSS_TO_DEVCPU_QS
- <0x0a0000 0x0100>; // VTSS_TO_HSIO
+ <0x0a0000 0x10000>; // VTSS_TO_HSIO
reg-names = "port0", "port1", "port2", "port3",
"port4", "port5", "port6", "port7",
"port8", "port9", "port10", "port11",
ethernet-ports {
#address-cells = <1>;
#size-cells = <0>;
-
- port0: port@0 {
- reg = <0>;
- };
- port1: port@1 {
- reg = <1>;
- };
- port2: port@2 {
- reg = <2>;
- };
- port3: port@3 {
- reg = <3>;
- };
- port4: port@4 {
- reg = <4>;
- };
- port5: port@5 {
- reg = <5>;
- };
- port6: port@6 {
- reg = <6>;
- };
- port7: port@7 {
- reg = <7>;
- };
- port8: port@8 {
- reg = <8>;
- };
- port9: port@9 {
- reg = <9>;
- };
- port10: port@10 {
- reg = <10>;
- };
- port11: port@11 {
- reg = <11>;
- };
- port12: port@12 {
- reg = <12>;
- };
- port13: port@13 {
- reg = <13>;
- };
- port14: port@14 {
- reg = <14>;
- };
- port15: port@15 {
- reg = <15>;
- };
- port16: port@16 {
- reg = <16>;
- };
- port17: port@17 {
- reg = <17>;
- };
- port18: port@18 {
- reg = <18>;
- };
- port19: port@19 {
- reg = <19>;
- };
- port20: port@20 {
- reg = <20>;
- };
- port21: port@21 {
- reg = <21>;
- };
- port22: port@22 {
- reg = <22>;
- };
- port23: port@23 {
- reg = <23>;
- };
};
};
compatible = "mscc,luton-miim";
reg = <0x700a0 0x24>;
status = "disabled";
+ };
- phy0: ethernet-phy@0 {
- reg = <0>;
- };
- phy1: ethernet-phy@1 {
- reg = <1>;
- };
- phy2: ethernet-phy@2 {
- reg = <2>;
- };
- phy3: ethernet-phy@3 {
- reg = <3>;
- };
- phy4: ethernet-phy@4 {
- reg = <4>;
- };
- phy5: ethernet-phy@5 {
- reg = <5>;
- };
- phy6: ethernet-phy@6 {
- reg = <6>;
- };
- phy7: ethernet-phy@7 {
- reg = <7>;
- };
- phy8: ethernet-phy@8 {
- reg = <8>;
- };
- phy9: ethernet-phy@9 {
- reg = <9>;
- };
- phy10: ethernet-phy@10 {
- reg = <10>;
- };
- phy11: ethernet-phy@11 {
- reg = <11>;
+ mdio1: mdio@700c4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "mscc,luton-miim";
+ reg = <0x700c4 0x24>;
+ status = "disabled";
+ };
+
+ hsio: syscon@10d0000 {
+ compatible = "mscc,luton-hsio", "syscon", "simple-mfd";
+ reg = <0xa0000 0x10000>;
+
+ serdes_hsio: serdes_hsio {
+ compatible = "mscc,vsc7527-serdes";
+ #phy-cells = <3>;
};
};
};
status = "disabled";
};
- switch@1010000 {
+ switch: switch@1010000 {
pinctrl-0 = <&miim1_pins>;
pinctrl-names = "default";
compatible = "mscc,vsc7514-switch";
- reg = <0x1010000 0x10000>, /* VTSS_TO_SYS */
- <0x1030000 0x10000>, /* VTSS_TO_REW */
- <0x1080000 0x100>, /* VTSS_TO_DEVCPU_QS */
- <0x10d0000 0x10000>, /* VTSS_TO_HSIO */
- <0x11e0000 0x100>, /* VTSS_TO_DEV_0 */
- <0x11f0000 0x100>, /* VTSS_TO_DEV_1 */
- <0x1200000 0x100>, /* VTSS_TO_DEV_2 */
- <0x1210000 0x100>, /* VTSS_TO_DEV_3 */
- <0x1220000 0x100>, /* VTSS_TO_DEV_4 */
- <0x1230000 0x100>, /* VTSS_TO_DEV_5 */
- <0x1240000 0x100>, /* VTSS_TO_DEV_6 */
- <0x1250000 0x100>, /* VTSS_TO_DEV_7 */
- <0x1260000 0x100>, /* VTSS_TO_DEV_8 */
- <0x1270000 0x100>, /* NA */
- <0x1280000 0x100>, /* NA */
- <0x1800000 0x80000>, /* VTSS_TO_QSYS */
- <0x1880000 0x10000>; /* VTSS_TO_ANA */
- reg-names = "sys", "rew", "qs", "hsio", "port0",
- "port1", "port2", "port3", "port4", "port5",
- "port6", "port7", "port8", "port9",
- "port10", "qsys", "ana";
+
+ reg = <0x11e0000 0x100>, // VTSS_TO_DEV_0
+ <0x11f0000 0x100>, // VTSS_TO_DEV_1
+ <0x1200000 0x100>, // VTSS_TO_DEV_2
+ <0x1210000 0x100>, // VTSS_TO_DEV_3
+ <0x1220000 0x100>, // VTSS_TO_DEV_4
+ <0x1230000 0x100>, // VTSS_TO_DEV_5
+ <0x1240000 0x100>, // VTSS_TO_DEV_6
+ <0x1250000 0x100>, // VTSS_TO_DEV_7
+ <0x1260000 0x100>, // VTSS_TO_DEV_8
+ <0x1270000 0x100>, // VTSS_TO_DEV_9
+ <0x1280000 0x100>, // VTSS_TO_DEV_10
+ <0x1010000 0x10000>, // VTSS_TO_SYS
+ <0x1030000 0x10000>, // VTSS_TO_REW
+ <0x1080000 0x100>, // VTSS_TO_DEVCPU_QS
+ <0x10d0000 0x10000>, // VTSS_TO_HSIO
+ <0x1800000 0x80000>,// VTSS_TO_QSYS
+ <0x1880000 0x10000>;// VTSS_TO_ANA
+ reg-names = "port0", "port1", "port2", "port3", "port4",
+ "port5", "port6", "port7", "port8", "port9",
+ "port10",
+ "sys", "rew", "qs", "hsio", "qsys", "ana";
interrupts = <21 22>;
interrupt-names = "xtr", "inj";
status = "okay";
ethernet-ports {
#address-cells = <1>;
#size-cells = <0>;
-
- port0: port@0 {
- reg = <0>;
- };
- port1: port@1 {
- reg = <1>;
- };
- port2: port@2 {
- reg = <2>;
- };
- port3: port@3 {
- reg = <3>;
- };
- port4: port@4 {
- reg = <4>;
- };
- port5: port@5 {
- reg = <5>;
- };
- port6: port@6 {
- reg = <6>;
- };
- port7: port@7 {
- reg = <7>;
- };
- port8: port@8 {
- reg = <8>;
- };
- port9: port@9 {
- reg = <9>;
- };
- port10: port@10 {
- reg = <10>;
- };
};
};
#address-cells = <1>;
#size-cells = <0>;
compatible = "mscc,ocelot-miim";
- reg = <0x107009c 0x24>, <0x10700f0 0x8>;
+ reg = <0x107009c 0x24>;
interrupts = <14>;
status = "disabled";
+ };
- phy0: ethernet-phy@0 {
- reg = <0>;
- };
- phy1: ethernet-phy@1 {
- reg = <1>;
- };
- phy2: ethernet-phy@2 {
- reg = <2>;
- };
- phy3: ethernet-phy@3 {
- reg = <3>;
+ mdio1: mdio@10700f0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "mscc,ocelot-miim";
+ reg = <0x10700c0 0x24>;
+ interrupts = <14>;
+ status = "disabled";
+ };
+
+ hsio: syscon@10d0000 {
+ compatible = "mscc,ocelot-hsio", "syscon", "simple-mfd";
+ reg = <0x10d0000 0x10000>;
+
+ serdes_hsio: serdes_hsio {
+ compatible = "mscc,vsc7514-serdes";
+ #phy-cells = <3>;
};
};
#gpio-cells = <2>;
gpio-ranges = <&sgpio 0 0 64>;
};
+
+ switch: switch@011e0000 {
+ compatible = "mscc,vsc7418-switch";
+ reg = <0x011e0000 0x0100>, // VTSS_TO_DEV0
+ <0x011f0000 0x0100>, // VTSS_TO_DEV1
+ <0x01200000 0x0100>, // VTSS_TO_DEV2
+ <0x01210000 0x0100>, // VTSS_TO_DEV3
+ <0x01220000 0x0100>, // VTSS_TO_DEV4
+ <0x01230000 0x0100>, // VTSS_TO_DEV5
+ <0x01240000 0x0100>, // VTSS_TO_DEV6
+ <0x01250000 0x0100>, // VTSS_TO_DEV7
+ <0x01260000 0x0100>, // VTSS_TO_DEV8
+ <0x01270000 0x0100>, // VTSS_TO_DEV9
+ <0x01280000 0x0100>, // VTSS_TO_DEV10
+ <0x01900000 0x100000>, // ANA
+ <0x01080000 0x20000>, // QS
+ <0x01800000 0x100000>, // QSYS
+ <0x01030000 0x10000>, // REW
+ <0x01010000 0x20000>, // SYS
+ <0x010a0000 0x10000>; // HSIO
+ reg-names = "port0", "port1", "port2", "port3",
+ "port4", "port5", "port6", "port7",
+ "port8", "port9", "port10",
+ "ana", "qs", "qsys", "rew", "sys",
+ "hsio";
+ status = "okay";
+
+ ethernet-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ mdio0: mdio@0107005c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "mscc,serval-miim";
+ reg = <0x0107005c 0x24>;
+ status = "disabled";
+ };
+
+ mdio1: mdio@01070080 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "mscc,serval-miim";
+ reg = <0x01070080 0x24>;
+ status = "disabled";
+ };
+
+ hsio: syscon@10d0000 {
+ compatible = "mscc,serval-hsio", "syscon", "simple-mfd";
+ reg = <0x10a0000 0x10000>;
+
+ serdes_hsio: serdes_hsio {
+ compatible = "mscc,vsc7418-serdes";
+ #phy-cells = <3>;
+ };
+ };
};
};
/dts-v1/;
#include "mscc,ocelot_pcb.dtsi"
+#include <dt-bindings/mscc/ocelot_data.h>
/ {
model = "Ocelot PCB120 Reference Board";
mscc,sgpio-ports = <0x000FFFFF>;
};
+&mdio0 {
+ status = "okay";
+
+ phy4: ethernet-phy@4 {
+ reg = <3>;
+ };
+ phy5: ethernet-phy@5 {
+ reg = <2>;
+ };
+ phy6: ethernet-phy@6 {
+ reg = <1>;
+ };
+ phy7: ethernet-phy@7 {
+ reg = <0>;
+ };
+};
+
+&mdio1 {
+ status = "okay";
+
+ phy0: ethernet-phy@0 {
+ reg = <3>;
+ };
+ phy1: ethernet-phy@1 {
+ reg = <2>;
+ };
+ phy2: ethernet-phy@2 {
+ reg = <1>;
+ };
+ phy3: ethernet-phy@3 {
+ reg = <0>;
+ };
+};
+
+&switch {
+ ethernet-ports {
+ port0: port@0 {
+ reg = <5>;
+ phy-handle = <&phy0>;
+ phys = <&serdes_hsio 5 SERDES1G(2) PHY_MODE_SGMII>;
+ };
+ port1: port@1 {
+ reg = <9>;
+ phy-handle = <&phy1>;
+ phys = <&serdes_hsio 9 SERDES1G(3) PHY_MODE_SGMII>;
+ };
+ port2: port@2 {
+ reg = <6>;
+ phy-handle = <&phy2>;
+ phys = <&serdes_hsio 6 SERDES1G(4) PHY_MODE_SGMII>;
+ };
+ port3: port@3 {
+ reg = <4>;
+ phy-handle = <&phy3>;
+ phys = <&serdes_hsio 4 SERDES1G(5) PHY_MODE_SGMII>;
+ };
+ port4: port@4 {
+ reg = <3>;
+ phy-handle = <&phy4>;
+ };
+ port5: port@5 {
+ reg = <2>;
+ phy-handle = <&phy5>;
+ };
+ port6: port@6 {
+ reg = <1>;
+ phy-handle = <&phy6>;
+ };
+ port7: port@7 {
+ reg = <0>;
+ phy-handle = <&phy7>;
+ };
+ };
+};
&mdio0 {
status = "okay";
-};
-
-&port0 {
- phy-handle = <&phy0>;
-};
-&port1 {
- phy-handle = <&phy1>;
-};
-
-&port2 {
- phy-handle = <&phy2>;
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+ phy2: ethernet-phy@2 {
+ reg = <2>;
+ };
+ phy3: ethernet-phy@3 {
+ reg = <3>;
+ };
};
-&port3 {
- phy-handle = <&phy3>;
+&switch {
+ ethernet-ports {
+ port0: port@0 {
+ reg = <2>;
+ phy-handle = <&phy2>;
+ };
+ port1: port@1 {
+ reg = <3>;
+ phy-handle = <&phy3>;
+ };
+ port2: port@2 {
+ reg = <0>;
+ phy-handle = <&phy0>;
+ };
+ port3: port@3 {
+ reg = <1>;
+ phy-handle = <&phy1>;
+ };
+ };
};
/dts-v1/;
#include "mscc,serval.dtsi"
+#include <dt-bindings/mscc/serval_data.h>
/ {
model = "Serval PCB105 Reference Board";
status = "okay";
sgpio-ports = <0x00FFFFFF>;
};
+
+&mdio1 {
+ status = "okay";
+
+ phy16: ethernet-phy@16 {
+ reg = <16>;
+ };
+ phy17: ethernet-phy@17 {
+ reg = <17>;
+ };
+ phy18: ethernet-phy@18 {
+ reg = <18>;
+ };
+ phy19: ethernet-phy@19 {
+ reg = <19>;
+ };
+};
+
+&switch {
+ ethernet-ports {
+
+ port0: port@0 {
+ reg = <7>;
+ phy-handle = <&phy16>;
+ phys = <&serdes_hsio 7 SERDES1G(7) PHY_MODE_SGMII>;
+ };
+ port1: port@1 {
+ reg = <6>;
+ phy-handle = <&phy17>;
+ phys = <&serdes_hsio 6 SERDES1G(6) PHY_MODE_SGMII>;
+ };
+ port2: port@2 {
+ reg = <5>;
+ phy-handle = <&phy18>;
+ phys = <&serdes_hsio 5 SERDES1G(5) PHY_MODE_SGMII>;
+ };
+ port3: port@3 {
+ reg = <4>;
+ phy-handle = <&phy19>;
+ phys = <&serdes_hsio 4 SERDES1G(4) PHY_MODE_SGMII>;
+ };
+ };
+};
/dts-v1/;
#include "mscc,serval.dtsi"
+#include <dt-bindings/mscc/serval_data.h>
/ {
model = "Serval PCB106 Reference Board";
status = "okay";
sgpio-ports = <0x00FFFFFF>;
};
+
+&mdio1 {
+ status = "okay";
+
+ phy16: ethernet-phy@16 {
+ reg = <16>;
+ };
+ phy17: ethernet-phy@17 {
+ reg = <17>;
+ };
+ phy18: ethernet-phy@18 {
+ reg = <18>;
+ };
+ phy19: ethernet-phy@19 {
+ reg = <19>;
+ };
+};
+
+&switch {
+ ethernet-ports {
+
+ port0: port@0 {
+ reg = <7>;
+ phy-handle = <&phy16>;
+ phys = <&serdes_hsio 7 SERDES1G(7) PHY_MODE_SGMII>;
+ };
+ port1: port@1 {
+ reg = <6>;
+ phy-handle = <&phy17>;
+ phys = <&serdes_hsio 6 SERDES1G(6) PHY_MODE_SGMII>;
+ };
+ port2: port@2 {
+ reg = <5>;
+ phy-handle = <&phy18>;
+ phys = <&serdes_hsio 5 SERDES1G(5) PHY_MODE_SGMII>;
+ };
+ port3: port@3 {
+ reg = <4>;
+ phy-handle = <&phy19>;
+ phys = <&serdes_hsio 4 SERDES1G(4) PHY_MODE_SGMII>;
+ };
+ };
+};
static int boot_setup_fdt(bootm_headers_t *images)
{
+ images->initrd_start = virt_to_phys((void *)images->initrd_start);
+ images->initrd_end = virt_to_phys((void *)images->initrd_end);
return image_setup_libfdt(images, images->ft_addr, images->ft_len,
&images->lmb);
}
config SOC_LUTON
bool "Luton SOC Family"
select SOC_VCOREIII
- select MSCC_BITBANG_SPI_GPIO
help
This supports MSCC Luton family of SOCs.
;
}
-#if defined(CONFIG_SOC_OCELOT)
-static inline void hal_vcoreiii_ddr_reset_assert(void)
-{
- /* DDR has reset pin on GPIO 19 toggle Low-High to release */
- setbits_le32(BASE_DEVCPU_GCB + PERF_GPIO_OE, BIT(19));
- writel(BIT(19), BASE_DEVCPU_GCB + PERF_GPIO_OUT_CLR);
- sleep_100ns(10000);
-}
-
-static inline void hal_vcoreiii_ddr_reset_release(void)
-{
- /* DDR has reset pin on GPIO 19 toggle Low-High to release */
- setbits_le32(BASE_DEVCPU_GCB + PERF_GPIO_OE, BIT(19));
- writel(BIT(19), BASE_DEVCPU_GCB + PERF_GPIO_OUT_SET);
- sleep_100ns(10000);
-}
-
+#if defined(CONFIG_SOC_OCELOT) || defined(CONFIG_SOC_SERVAL)
/*
* DDR memory sanity checking failed, tally and do hard reset
*
{
register u32 reset;
+#if defined(CONFIG_SOC_OCELOT)
writel(readl(BASE_CFG + ICPU_GPR(6)) + 1, BASE_CFG + ICPU_GPR(6));
clrbits_le32(BASE_DEVCPU_GCB + PERF_GPIO_OE, BIT(19));
+#endif
/* We have to execute the reset function from cache. Indeed,
* the reboot workaround in _machine_restart() will change the
panic("DDR init failed\n");
}
+#else /* JR2 || ServalT */
+static inline void hal_vcoreiii_ddr_failed(void)
+{
+ writel(0, BASE_CFG + ICPU_RESET);
+ writel(PERF_SOFT_RST_SOFT_CHIP_RST, BASE_CFG + PERF_SOFT_RST);
+
+ panic("DDR init failed\n");
+}
+#endif
+
+#if defined(CONFIG_SOC_OCELOT)
+static inline void hal_vcoreiii_ddr_reset_assert(void)
+{
+ /* DDR has reset pin on GPIO 19 toggle Low-High to release */
+ setbits_le32(BASE_DEVCPU_GCB + PERF_GPIO_OE, BIT(19));
+ writel(BIT(19), BASE_DEVCPU_GCB + PERF_GPIO_OUT_CLR);
+ sleep_100ns(10000);
+}
+
+static inline void hal_vcoreiii_ddr_reset_release(void)
+{
+ /* DDR has reset pin on GPIO 19 toggle Low-High to release */
+ setbits_le32(BASE_DEVCPU_GCB + PERF_GPIO_OE, BIT(19));
+ writel(BIT(19), BASE_DEVCPU_GCB + PERF_GPIO_OUT_SET);
+ sleep_100ns(10000);
+}
+
#else /* JR2 || ServalT || Serval */
static inline void hal_vcoreiii_ddr_reset_assert(void)
{
writel(readl(BASE_CFG + ICPU_RESET) |
ICPU_RESET_MEM_RST_FORCE, BASE_CFG + ICPU_RESET);
}
-
-static inline void hal_vcoreiii_ddr_failed(void)
-{
- writel(0, BASE_CFG + ICPU_RESET);
- writel(PERF_SOFT_RST_SOFT_CHIP_RST, BASE_CFG + PERF_SOFT_RST);
-
- panic("DDR init failed\n");
-}
#endif /* JR2 || ServalT || Serval */
/*
#define GPIO_ALT(x) (0x54 + 4 * (x))
+#define PERF_PHY_CFG 0xf0
#endif
/* Do global reset */
writel(PERF_SOFT_RST_SOFT_CHIP_RST, BASE_DEVCPU_GCB + PERF_SOFT_RST);
- for (i = 0; i < 1000; i++)
+ for (i = 0; i < 2000; i++)
;
/* Power down DDR for clean DDR re-training */
+++ /dev/null
-menu "MediaTek MIPS platforms"
- depends on ARCH_MT7620
-
-config SYS_MALLOC_F_LEN
- default 0x1000
-
-config SYS_SOC
- default "mt7620" if SOC_MT7620
-
-choice
- prompt "MediaTek MIPS SoC select"
-
-config SOC_MT7620
- bool "MT7620/8"
- select MIPS_L1_CACHE_SHIFT_5
- help
- This supports MediaTek MIPS MT7620 family.
-
-endchoice
-
-choice
- prompt "Board select"
-
-config BOARD_GARDENA_SMART_GATEWAY_MT7688
- bool "GARDENA smart Gateway"
- depends on SOC_MT7620
- select BOARD_LATE_INIT
- select SUPPORTS_BOOT_RAM
- help
- GARDENA smart Gateway boards have a MT7688 SoC with 128 MiB of RAM
- and 8 MiB of flash (SPI NOR) and additional SPI NAND storage.
-
-config BOARD_LINKIT_SMART_7688
- bool "LinkIt Smart 7688"
- depends on SOC_MT7620
- select SUPPORTS_BOOT_RAM
- help
- Seeed LinkIt Smart 7688 boards have a MT7688 SoC with 128 MiB of RAM
- and 32 MiB of flash (SPI).
- Between its different peripherals there's an integrated switch with 4
- ethernet ports, 1 USB port, 1 UART, GPIO buttons and LEDs, and
- a MT7688 (PCIe).
-
-endchoice
-
-choice
- prompt "Boot mode"
-
-config BOOT_RAM
- bool "RAM boot"
- depends on SUPPORTS_BOOT_RAM
- help
- This builds an image that is linked to a RAM address. It can be used
- for booting from CFE via TFTP using an ELF image, but it can also be
- booted from RAM by other bootloaders using a BIN image.
-
-config BOOT_ROM
- bool "ROM boot"
- depends on SUPPORTS_BOOT_RAM
- help
- This builds an image that is linked to a ROM address. It can be
- used as main bootloader image which is programmed onto the onboard
- flash storage (SPI NOR).
-
-endchoice
-
-choice
- prompt "DDR2 size"
-
-config ONBOARD_DDR2_SIZE_256MBIT
- bool "256MBit (32MByte) total size"
- depends on BOOT_ROM
- help
- Use 256MBit (32MByte) of DDR total size
-
-config ONBOARD_DDR2_SIZE_512MBIT
- bool "512MBit (64MByte) total size"
- depends on BOOT_ROM
- help
- Use 512MBit (64MByte) of DDR total size
-
-config ONBOARD_DDR2_SIZE_1024MBIT
- bool "1024MBit (128MByte) total size"
- depends on BOOT_ROM
- help
- Use 1024MBit (128MByte) of DDR total size
-
-config ONBOARD_DDR2_SIZE_2048MBIT
- bool "2048MBit (256MByte) total size"
- depends on BOOT_ROM
- help
- Use 2048MBit (256MByte) of DDR total size
-
-endchoice
-
-choice
- prompt "DDR2 chip width"
-
-config ONBOARD_DDR2_CHIP_WIDTH_8BIT
- bool "8bit DDR chip width"
- depends on BOOT_ROM
- help
- Use DDR chips with 8bit width
-
-config ONBOARD_DDR2_CHIP_WIDTH_16BIT
- bool "16bit DDR chip width"
- depends on BOOT_ROM
- help
- Use DDR chips with 16bit width
-
-endchoice
-
-choice
- prompt "DDR2 bus width"
-
-config ONBOARD_DDR2_BUS_WIDTH_16BIT
- bool "16bit DDR bus width"
- depends on BOOT_ROM
- help
- Use 16bit DDR bus width
-
-config ONBOARD_DDR2_BUS_WIDTH_32BIT
- bool "32bit DDR bus width"
- depends on BOOT_ROM
- help
- Use 32bit DDR bus width
-
-endchoice
-
-config SUPPORTS_BOOT_RAM
- bool
-
-source "board/gardena/smart-gateway-mt7688/Kconfig"
-source "board/seeed/linkit-smart-7688/Kconfig"
-
-endmenu
+++ /dev/null
-# SPDX-License-Identifier: GPL-2.0+
-
-obj-y += cpu.o
-
-ifndef CONFIG_SKIP_LOWLEVEL_INIT
-obj-y += ddr_calibrate.o
-obj-y += lowlevel_init.o
-endif
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright (C) 2018 Stefan Roese <sr@denx.de>
- */
-
-#include <common.h>
-#include <dm.h>
-#include <ram.h>
-#include <wdt.h>
-#include <asm/io.h>
-#include <linux/io.h>
-#include <linux/sizes.h>
-#include "mt76xx.h"
-
-#define STR_LEN 6
-
-#ifdef CONFIG_BOOT_ROM
-int mach_cpu_init(void)
-{
- ddr_calibrate();
-
- return 0;
-}
-#endif
-
-int dram_init(void)
-{
- gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, SZ_256M);
-
- return 0;
-}
-
-int print_cpuinfo(void)
-{
- static const char * const boot_str[] = { "PLL (3-Byte SPI Addr)",
- "PLL (4-Byte SPI Addr)",
- "XTAL (3-Byte SPI Addr)",
- "XTAL (4-Byte SPI Addr)" };
- const void *blob = gd->fdt_blob;
- void __iomem *sysc_base;
- char buf[STR_LEN + 1];
- fdt_addr_t base;
- fdt_size_t size;
- char *str;
- int node;
- u32 val;
-
- /* Get system controller base address */
- node = fdt_node_offset_by_compatible(blob, -1, "ralink,mt7620a-sysc");
- if (node < 0)
- return -FDT_ERR_NOTFOUND;
-
- base = fdtdec_get_addr_size_auto_noparent(blob, node, "reg",
- 0, &size, true);
- if (base == FDT_ADDR_T_NONE)
- return -EINVAL;
-
- sysc_base = ioremap_nocache(base, size);
-
- str = (char *)sysc_base + MT76XX_CHIPID_OFFS;
- snprintf(buf, STR_LEN + 1, "%s", str);
- val = readl(sysc_base + MT76XX_CHIP_REV_ID_OFFS);
- printf("CPU: %-*s Rev %ld.%ld - ", STR_LEN, buf,
- (val & GENMASK(11, 8)) >> 8, val & GENMASK(3, 0));
-
- val = (readl(sysc_base + MT76XX_SYSCFG0_OFFS) & GENMASK(3, 1)) >> 1;
- printf("Boot from %s\n", boot_str[val]);
-
- return 0;
-}
-
-int arch_misc_init(void)
-{
- /*
- * It has been noticed, that sometimes the d-cache is not in a
- * "clean-state" when U-Boot is running on MT7688. This was
- * detected when using the ethernet driver (which uses d-cache)
- * and a TFTP command does not complete. Flushing the complete
- * d-cache (again?) here seems to fix this issue.
- */
- flush_dcache_range(gd->bd->bi_memstart,
- gd->bd->bi_memstart + gd->ram_size - 1);
-
- return 0;
-}
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright (C) 2018 Stefan Roese <sr@denx.de>
- *
- * This code is mostly based on the code extracted from this MediaTek
- * github repository:
- *
- * https://github.com/MediaTek-Labs/linkit-smart-uboot.git
- *
- * I was not able to find a specific license or other developers
- * copyrights here, so I can't add them here.
- *
- * Most functions in this file are copied from the MediaTek U-Boot
- * repository. Without any documentation, it was impossible to really
- * implement this differently. So its mostly a cleaned-up version of
- * the original code, with only support for the MT7628 / MT7688 SoC.
- */
-
-#include <common.h>
-#include <linux/io.h>
-#include <asm/cacheops.h>
-#include <asm/io.h>
-#include "mt76xx.h"
-
-#define NUM_OF_CACHELINE 128
-#define MIN_START 6
-#define MIN_FINE_START 0xf
-#define MAX_START 7
-#define MAX_FINE_START 0x0
-
-#define CPU_FRAC_DIV 1
-
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_256MBIT)
-#define DRAM_BUTTOM 0x02000000
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_512MBIT)
-#define DRAM_BUTTOM 0x04000000
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_1024MBIT)
-#define DRAM_BUTTOM 0x08000000
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_2048MBIT)
-#define DRAM_BUTTOM 0x10000000
-#endif
-
-static inline void cal_memcpy(void *src, void *dst, u32 size)
-{
- u8 *psrc = (u8 *)src;
- u8 *pdst = (u8 *)dst;
- int i;
-
- for (i = 0; i < size; i++, psrc++, pdst++)
- *pdst = *psrc;
-}
-
-static inline void cal_memset(void *src, u8 pat, u32 size)
-{
- u8 *psrc = (u8 *)src;
- int i;
-
- for (i = 0; i < size; i++, psrc++)
- *psrc = pat;
-}
-
-#define pref_op(hint, addr) \
- __asm__ __volatile__( \
- ".set push\n" \
- ".set noreorder\n" \
- "pref %0, %1\n" \
- ".set pop\n" \
- : \
- : "i" (hint), "R" (*(u8 *)(addr)))
-
-static inline void cal_patgen(u32 start_addr, u32 size, u32 bias)
-{
- u32 *addr = (u32 *)start_addr;
- int i;
-
- for (i = 0; i < size; i++)
- addr[i] = start_addr + i + bias;
-}
-
-static inline int test_loop(int k, int dqs, u32 test_dqs, u32 *coarse_dqs,
- u32 offs, u32 pat, u32 val)
-{
- u32 nc_addr;
- u32 *c_addr;
- int i;
-
- for (nc_addr = 0xa0000000;
- nc_addr < (0xa0000000 + DRAM_BUTTOM - NUM_OF_CACHELINE * 32);
- nc_addr += (DRAM_BUTTOM >> 6) + offs) {
- writel(0x00007474, (void *)MT76XX_MEMCTRL_BASE + 0x64);
- wmb(); /* Make sure store if finished */
-
- c_addr = (u32 *)(nc_addr & 0xdfffffff);
- cal_memset(((u8 *)c_addr), 0x1F, NUM_OF_CACHELINE * 32);
- cal_patgen(nc_addr, NUM_OF_CACHELINE * 8, pat);
-
- if (dqs > 0)
- writel(0x00000074 |
- (((k == 1) ? coarse_dqs[dqs] : test_dqs) << 12) |
- (((k == 0) ? val : test_dqs) << 8),
- (void *)MT76XX_MEMCTRL_BASE + 0x64);
- else
- writel(0x00007400 |
- (((k == 1) ? coarse_dqs[dqs] : test_dqs) << 4) |
- (((k == 0) ? val : test_dqs) << 0),
- (void *)MT76XX_MEMCTRL_BASE + 0x64);
- wmb(); /* Make sure store if finished */
-
- invalidate_dcache_range((u32)c_addr,
- (u32)c_addr +
- NUM_OF_CACHELINE * 32);
- wmb(); /* Make sure store if finished */
-
- for (i = 0; i < NUM_OF_CACHELINE * 8; i++) {
- if (i % 8 == 0)
- pref_op(0, &c_addr[i]);
- }
-
- for (i = 0; i < NUM_OF_CACHELINE * 8; i++) {
- if (c_addr[i] != nc_addr + i + pat)
- return -1;
- }
- }
-
- return 0;
-}
-
-void ddr_calibrate(void)
-{
- u32 min_coarse_dqs[2];
- u32 max_coarse_dqs[2];
- u32 min_fine_dqs[2];
- u32 max_fine_dqs[2];
- u32 coarse_dqs[2];
- u32 fine_dqs[2];
- int reg = 0, ddr_cfg2_reg;
- int flag;
- int i, k;
- int dqs = 0;
- u32 min_coarse_dqs_bnd, min_fine_dqs_bnd, coarse_dqs_dll, fine_dqs_dll;
- u32 val;
- u32 fdiv = 0, frac = 0;
-
- /* Setup clock to run at full speed */
- val = readl((void *)MT76XX_DYN_CFG0_REG);
- fdiv = (u32)((val >> 8) & 0x0F);
- if (CPU_FRAC_DIV < 1 || CPU_FRAC_DIV > 10)
- frac = val & 0x0f;
- else
- frac = CPU_FRAC_DIV;
-
- while (frac < fdiv) {
- val = readl((void *)MT76XX_DYN_CFG0_REG);
- fdiv = (val >> 8) & 0x0f;
- fdiv--;
- val &= ~(0x0f << 8);
- val |= (fdiv << 8);
- writel(val, (void *)MT76XX_DYN_CFG0_REG);
- udelay(500);
- val = readl((void *)MT76XX_DYN_CFG0_REG);
- fdiv = (val >> 8) & 0x0f;
- }
-
- clrbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x10, BIT(4));
- ddr_cfg2_reg = readl((void *)MT76XX_MEMCTRL_BASE + 0x48);
- clrbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x48,
- (0x3 << 28) | (0x3 << 26));
-
- min_coarse_dqs[0] = MIN_START;
- min_coarse_dqs[1] = MIN_START;
- min_fine_dqs[0] = MIN_FINE_START;
- min_fine_dqs[1] = MIN_FINE_START;
- max_coarse_dqs[0] = MAX_START;
- max_coarse_dqs[1] = MAX_START;
- max_fine_dqs[0] = MAX_FINE_START;
- max_fine_dqs[1] = MAX_FINE_START;
- dqs = 0;
-
- /* Add by KP, DQS MIN boundary */
- reg = readl((void *)MT76XX_MEMCTRL_BASE + 0x20);
- coarse_dqs_dll = (reg & 0xf00) >> 8;
- fine_dqs_dll = (reg & 0xf0) >> 4;
- if (coarse_dqs_dll <= 8)
- min_coarse_dqs_bnd = 8 - coarse_dqs_dll;
- else
- min_coarse_dqs_bnd = 0;
-
- if (fine_dqs_dll <= 8)
- min_fine_dqs_bnd = 8 - fine_dqs_dll;
- else
- min_fine_dqs_bnd = 0;
- /* DQS MIN boundary */
-
-DQS_CAL:
-
- for (k = 0; k < 2; k++) {
- u32 test_dqs;
-
- if (k == 0)
- test_dqs = MAX_START;
- else
- test_dqs = MAX_FINE_START;
-
- do {
- flag = test_loop(k, dqs, test_dqs, max_coarse_dqs,
- 0x400, 0x3, 0xf);
- if (flag == -1)
- break;
-
- test_dqs++;
- } while (test_dqs <= 0xf);
-
- if (k == 0) {
- max_coarse_dqs[dqs] = test_dqs;
- } else {
- test_dqs--;
-
- if (test_dqs == MAX_FINE_START - 1) {
- max_coarse_dqs[dqs]--;
- max_fine_dqs[dqs] = 0xf;
- } else {
- max_fine_dqs[dqs] = test_dqs;
- }
- }
- }
-
- for (k = 0; k < 2; k++) {
- u32 test_dqs;
-
- if (k == 0)
- test_dqs = MIN_START;
- else
- test_dqs = MIN_FINE_START;
-
- do {
- flag = test_loop(k, dqs, test_dqs, min_coarse_dqs,
- 0x480, 0x1, 0x0);
- if (k == 0) {
- if (flag == -1 ||
- test_dqs == min_coarse_dqs_bnd)
- break;
-
- test_dqs--;
-
- if (test_dqs < min_coarse_dqs_bnd)
- break;
- } else {
- if (flag == -1) {
- test_dqs++;
- break;
- } else if (test_dqs == min_fine_dqs_bnd) {
- break;
- }
-
- test_dqs--;
-
- if (test_dqs < min_fine_dqs_bnd)
- break;
- }
- } while (test_dqs >= 0);
-
- if (k == 0) {
- min_coarse_dqs[dqs] = test_dqs;
- } else {
- if (test_dqs == MIN_FINE_START + 1) {
- min_coarse_dqs[dqs]++;
- min_fine_dqs[dqs] = 0x0;
- } else {
- min_fine_dqs[dqs] = test_dqs;
- }
- }
- }
-
- if (dqs == 0) {
- dqs = 1;
- goto DQS_CAL;
- }
-
- for (i = 0; i < 2; i++) {
- u32 temp;
-
- coarse_dqs[i] = (max_coarse_dqs[i] + min_coarse_dqs[i]) >> 1;
- temp =
- (((max_coarse_dqs[i] + min_coarse_dqs[i]) % 2) * 4) +
- ((max_fine_dqs[i] + min_fine_dqs[i]) >> 1);
- if (temp >= 0x10) {
- coarse_dqs[i]++;
- fine_dqs[i] = (temp - 0x10) + 0x8;
- } else {
- fine_dqs[i] = temp;
- }
- }
- reg = (coarse_dqs[1] << 12) | (fine_dqs[1] << 8) |
- (coarse_dqs[0] << 4) | fine_dqs[0];
-
- clrbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x10, BIT(4));
- writel(reg, (void *)MT76XX_MEMCTRL_BASE + 0x64);
- writel(ddr_cfg2_reg, (void *)MT76XX_MEMCTRL_BASE + 0x48);
- setbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x10, BIT(4));
-
- for (i = 0; i < 2; i++)
- debug("[%02X%02X%02X%02X]", min_coarse_dqs[i],
- min_fine_dqs[i], max_coarse_dqs[i], max_fine_dqs[i]);
- debug("\nDDR Calibration DQS reg = %08X\n", reg);
-}
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * (c) 2018 Stefan Roese <sr@denx.de>
- *
- * This code is mostly based on the code extracted from this MediaTek
- * github repository:
- *
- * https://github.com/MediaTek-Labs/linkit-smart-uboot.git
- *
- * I was not able to find a specific license or other developers
- * copyrights here, so I can't add them here.
- */
-
-#include <config.h>
-#include <asm/regdef.h>
-#include <asm/mipsregs.h>
-#include <asm/addrspace.h>
-#include <asm/asm.h>
-#include "mt76xx.h"
-
-#ifndef BIT
-#define BIT(nr) (1 << (nr))
-#endif
-
-#define DELAY_USEC(us) ((us) / 100)
-
-#define DDR_CFG1_CHIP_WIDTH_MASK (0x3 << 16)
-#define DDR_CFG1_BUS_WIDTH_MASK (0x3 << 12)
-
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_256MBIT)
-#define DDR_CFG1_SIZE_VAL 0x222e2323
-#define DDR_CFG4_SIZE_VAL 7
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_512MBIT)
-#define DDR_CFG1_SIZE_VAL 0x22322323
-#define DDR_CFG4_SIZE_VAL 9
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_1024MBIT)
-#define DDR_CFG1_SIZE_VAL 0x22362323
-#define DDR_CFG4_SIZE_VAL 9
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_SIZE_2048MBIT)
-#define DDR_CFG1_SIZE_VAL 0x223a2323
-#define DDR_CFG4_SIZE_VAL 9
-#endif
-
-#if defined(CONFIG_ONBOARD_DDR2_CHIP_WIDTH_8BIT)
-#define DDR_CFG1_CHIP_WIDTH_VAL (0x1 << 16)
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_CHIP_WIDTH_16BIT)
-#define DDR_CFG1_CHIP_WIDTH_VAL (0x2 << 16)
-#endif
-
-#if defined(CONFIG_ONBOARD_DDR2_BUS_WIDTH_16BIT)
-#define DDR_CFG1_BUS_WIDTH_VAL (0x2 << 12)
-#endif
-#if defined(CONFIG_ONBOARD_DDR2_BUS_WIDTH_32BIT)
-#define DDR_CFG1_BUS_WIDTH_VAL (0x3 << 12)
-#endif
-
- .set noreorder
-
-LEAF(lowlevel_init)
-
- /* Load base addresses as physical addresses for later usage */
- li s0, CKSEG1ADDR(MT76XX_SYSCTL_BASE)
- li s1, CKSEG1ADDR(MT76XX_MEMCTRL_BASE)
- li s2, CKSEG1ADDR(MT76XX_RGCTRL_BASE)
-
- /* polling CPLL is ready */
- li t1, DELAY_USEC(1000000)
- la t5, MT76XX_ROM_STATUS_REG
-1:
- lw t2, 0(t5)
- andi t2, t2, 0x1
- bnez t2, CPLL_READY
- subu t1, t1, 1
- bgtz t1, 1b
- nop
- la t0, MT76XX_CLKCFG0_REG
- lw t3, 0(t0)
- ori t3, t3, 0x1
- sw t3, 0(t0)
- b CPLL_DONE
- nop
-CPLL_READY:
- la t0, MT76XX_CLKCFG0_REG
- lw t1, 0(t0)
- li t2, ~0x0c
- and t1, t1, t2
- ori t1, t1, 0xc
- sw t1, 0(t0)
- la t0, MT76XX_DYN_CFG0_REG
- lw t3, 0(t0)
- li t5, ~((0x0f << 8) | (0x0f << 0))
- and t3, t3, t5
- li t5, (10 << 8) | (1 << 0)
- or t3, t3, t5
- sw t3, 0(t0)
- la t0, MT76XX_CLKCFG0_REG
- lw t3, 0(t0)
- li t4, ~0x0F
- and t3, t3, t4
- ori t3, t3, 0xc
- sw t3, 0(t0)
- lw t3, 0(t0)
- ori t3, t3, 0x08
- sw t3, 0(t0)
-
-CPLL_DONE:
- /* Reset MC */
- lw t2, 0x34(s0)
- ori t2, BIT(10)
- sw t2, 0x34(s0)
- nop
-
- /*
- * SDR and DDR initialization: delay 200us
- */
- li t0, DELAY_USEC(200 + 40)
- li t1, 0x1
-1:
- sub t0, t0, t1
- bnez t0, 1b
- nop
-
- /* set DRAM IO PAD for MT7628IC */
- /* DDR LDO Enable */
- lw t4, 0x100(s2)
- li t2, BIT(31)
- or t4, t4, t2
- sw t4, 0x100(s2)
- lw t4, 0x10c(s2)
- j LDO_1P8V
- nop
-LDO_1P8V:
- li t2, ~BIT(6)
- and t4, t4, t2
- sw t4, 0x10c(s2)
- j DDRLDO_SOFT_START
-LDO_2P5V:
- /* suppose external DDR1 LDO 2.5V */
- li t2, BIT(6)
- or t4, t4, t2
- sw t4, 0x10c(s2)
-
-DDRLDO_SOFT_START:
- lw t2, 0x10c(s2)
- li t3, BIT(16)
- or t2, t2, t3
- sw t2, 0x10c(s2)
- li t3, DELAY_USEC(250*50)
-LDO_DELAY:
- subu t3, t3, 1
- bnez t3, LDO_DELAY
- nop
-
- lw t2, 0x10c(s2)
- li t3, BIT(18)
- or t2, t2, t3
- sw t2, 0x10c(s2)
-
-SET_RG_BUCK_FPWM:
- lw t2, 0x104(s2)
- ori t2, t2, BIT(10)
- sw t2, 0x104(s2)
-
-DDR_PAD_CFG:
- /* clean CLK PAD */
- lw t2, 0x704(s2)
- li t8, 0xfffff0f0
- and t2, t2, t8
- /* clean CMD PAD */
- lw t3, 0x70c(s2)
- li t8, 0xfffff0f0
- and t3, t3, t8
- /* clean DQ IPAD */
- lw t4, 0x710(s2)
- li t8, 0xfffff8ff
- and t4, t4, t8
- /* clean DQ OPAD */
- lw t5, 0x714(s2)
- li t8, 0xfffff0f0
- and t5, t5, t8
- /* clean DQS IPAD */
- lw t6, 0x718(s2)
- li t8, 0xfffff8ff
- and t6, t6, t8
- /* clean DQS OPAD */
- lw t7, 0x71c(s2)
- li t8, 0xfffff0f0
- and t7, t7, t8
-
- lw t9, 0xc(s0)
- srl t9, t9, 16
- andi t9, t9, 0x1
- bnez t9, MT7628_AN_DDR1_PAD
-MT7628_KN_PAD:
- li t8, 0x00000303
- or t2, t2, t8
- or t3, t3, t8
- or t5, t5, t8
- or t7, t7, t8
- li t8, 0x00000000
- or t4, t4, t8
- or t6, t6, t8
- j SET_PAD_CFG
-MT7628_AN_DDR1_PAD:
- lw t1, 0x10(s0)
- andi t1, t1, 0x1
- beqz t1, MT7628_AN_DDR2_PAD
- li t8, 0x00000c0c
- or t2, t2, t8
- li t8, 0x00000202
- or t3, t3, t8
- li t8, 0x00000707
- or t5, t5, t8
- li t8, 0x00000c0c
- or t7, t7, t8
- li t8, 0x00000000
- or t4, t4, t8
- or t6, t6, t8
- j SET_PAD_CFG
-MT7628_AN_DDR2_PAD:
- li t8, 0x00000c0c
- or t2, t2, t8
- li t8, 0x00000202
- or t3, t3, t8
- li t8, 0x00000404
- or t5, t5, t8
- li t8, 0x00000c0c
- or t7, t7, t8
- li t8, 0x00000000 /* ODT off */
- or t4, t4, t8
- or t6, t6, t8
-
-SET_PAD_CFG:
- sw t2, 0x704(s2)
- sw t3, 0x70c(s2)
- sw t4, 0x710(s2)
- sw t5, 0x714(s2)
- sw t6, 0x718(s2)
- sw t7, 0x71c(s2)
-
- /*
- * DDR initialization: reset pin to 0
- */
- lw t2, 0x34(s0)
- and t2, ~BIT(10)
- sw t2, 0x34(s0)
- nop
-
- /*
- * DDR initialization: wait til reg DDR_CFG1 bit 21 equal to 1 (ready)
- */
-DDR_READY:
- li t1, DDR_CFG1_REG
- lw t0, 0(t1)
- nop
- and t2, t0, BIT(21)
- beqz t2, DDR_READY
- nop
-
- /*
- * DDR initialization
- *
- * Only DDR2 supported right now. DDR2 support can be added, once
- * boards using it will get added to mainline U-Boot.
- */
- li t1, DDR_CFG2_REG
- lw t0, 0(t1)
- nop
- and t0, ~BIT(30)
- and t0, ~(7 << 4)
- or t0, (4 << 4)
- or t0, BIT(30)
- or t0, BIT(11)
- sw t0, 0(t1)
- nop
-
- li t1, DDR_CFG3_REG
- lw t2, 0(t1)
- /* Disable ODT; reference board ok, ev board fail */
- and t2, ~BIT(6)
- or t2, BIT(2)
- li t0, DDR_CFG4_REG
- lw t1, 0(t0)
- li t2, ~(0x01f | 0x0f0)
- and t1, t1, t2
- ori t1, t1, DDR_CFG4_SIZE_VAL
- sw t1, 0(t0)
- nop
-
- /*
- * DDR initialization: config size and width on reg DDR_CFG1
- */
- li t6, DDR_CFG1_SIZE_VAL
-
- and t6, ~DDR_CFG1_CHIP_WIDTH_MASK
- or t6, DDR_CFG1_CHIP_WIDTH_VAL
-
- /* CONFIG DDR_CFG1[13:12] about TOTAL WIDTH */
- and t6, ~DDR_CFG1_BUS_WIDTH_MASK
- or t6, DDR_CFG1_BUS_WIDTH_VAL
-
- li t5, DDR_CFG1_REG
- sw t6, 0(t5)
- nop
-
- /*
- * DDR: enable self auto refresh for power saving
- * enable it by default for both RAM and ROM version (for CoC)
- */
- lw t1, 0x14(s1)
- nop
- and t1, 0xff000000
- or t1, 0x01
- sw t1, 0x14(s1)
- nop
- lw t1, 0x10(s1)
- nop
- or t1, 0x10
- sw t1, 0x10(s1)
- nop
-
- jr ra
- nop
- END(lowlevel_init)
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Copyright (C) 2018 Stefan Roese <sr@denx.de>
- */
-
-#ifndef __MT76XX_H
-#define __MT76XX_H
-
-#define MT76XX_SYSCTL_BASE 0x10000000
-
-#define MT76XX_CHIPID_OFFS 0x00
-#define MT76XX_CHIP_REV_ID_OFFS 0x0c
-#define MT76XX_SYSCFG0_OFFS 0x10
-
-#define MT76XX_MEMCTRL_BASE (MT76XX_SYSCTL_BASE + 0x0300)
-#define MT76XX_RGCTRL_BASE (MT76XX_SYSCTL_BASE + 0x1000)
-
-#define MT76XX_ROM_STATUS_REG (MT76XX_SYSCTL_BASE + 0x0028)
-#define MT76XX_CLKCFG0_REG (MT76XX_SYSCTL_BASE + 0x002c)
-#define MT76XX_DYN_CFG0_REG (MT76XX_SYSCTL_BASE + 0x0440)
-
-#define DDR_CFG1_REG (MT76XX_MEMCTRL_BASE + 0x44)
-#define DDR_CFG2_REG (MT76XX_MEMCTRL_BASE + 0x48)
-#define DDR_CFG3_REG (MT76XX_MEMCTRL_BASE + 0x4c)
-#define DDR_CFG4_REG (MT76XX_MEMCTRL_BASE + 0x50)
-
-#ifndef __ASSEMBLY__
-/* Prototypes */
-void ddr_calibrate(void);
-#endif
-
-#endif
--- /dev/null
+menu "MediaTek MIPS platforms"
+ depends on ARCH_MTMIPS
+
+config SYS_MALLOC_F_LEN
+ default 0x1000
+
+config SYS_SOC
+ default "mt7628" if SOC_MT7628
+
+choice
+ prompt "MediaTek MIPS SoC select"
+
+config SOC_MT7628
+ bool "MT7628"
+ select MIPS_L1_CACHE_SHIFT_5
+ help
+ This supports MediaTek MT7628/MT7688.
+
+endchoice
+
+choice
+ prompt "Board select"
+
+config BOARD_GARDENA_SMART_GATEWAY_MT7688
+ bool "GARDENA smart Gateway"
+ depends on SOC_MT7628
+ select BOARD_LATE_INIT
+ select SUPPORTS_BOOT_RAM
+ help
+ GARDENA smart Gateway boards have a MT7688 SoC with 128 MiB of RAM
+ and 8 MiB of flash (SPI NOR) and additional SPI NAND storage.
+
+config BOARD_LINKIT_SMART_7688
+ bool "LinkIt Smart 7688"
+ depends on SOC_MT7628
+ select SUPPORTS_BOOT_RAM
+ help
+ Seeed LinkIt Smart 7688 boards have a MT7688 SoC with 128 MiB of RAM
+ and 32 MiB of flash (SPI).
+ Between its different peripherals there's an integrated switch with 4
+ ethernet ports, 1 USB port, 1 UART, GPIO buttons and LEDs, and
+ a MT7688 (PCIe).
+
+endchoice
+
+choice
+ prompt "Boot mode"
+
+config BOOT_RAM
+ bool "RAM boot"
+ depends on SUPPORTS_BOOT_RAM
+ help
+ This builds an image that is linked to a RAM address. It can be used
+ for booting from CFE via TFTP using an ELF image, but it can also be
+ booted from RAM by other bootloaders using a BIN image.
+
+config BOOT_ROM
+ bool "ROM boot"
+ depends on SUPPORTS_BOOT_RAM
+ help
+ This builds an image that is linked to a ROM address. It can be
+ used as main bootloader image which is programmed onto the onboard
+ flash storage (SPI NOR).
+
+endchoice
+
+choice
+ prompt "DDR2 size"
+
+config ONBOARD_DDR2_SIZE_256MBIT
+ bool "256MBit (32MByte) total size"
+ depends on BOOT_ROM
+ help
+ Use 256MBit (32MByte) of DDR total size
+
+config ONBOARD_DDR2_SIZE_512MBIT
+ bool "512MBit (64MByte) total size"
+ depends on BOOT_ROM
+ help
+ Use 512MBit (64MByte) of DDR total size
+
+config ONBOARD_DDR2_SIZE_1024MBIT
+ bool "1024MBit (128MByte) total size"
+ depends on BOOT_ROM
+ help
+ Use 1024MBit (128MByte) of DDR total size
+
+config ONBOARD_DDR2_SIZE_2048MBIT
+ bool "2048MBit (256MByte) total size"
+ depends on BOOT_ROM
+ help
+ Use 2048MBit (256MByte) of DDR total size
+
+endchoice
+
+choice
+ prompt "DDR2 chip width"
+
+config ONBOARD_DDR2_CHIP_WIDTH_8BIT
+ bool "8bit DDR chip width"
+ depends on BOOT_ROM
+ help
+ Use DDR chips with 8bit width
+
+config ONBOARD_DDR2_CHIP_WIDTH_16BIT
+ bool "16bit DDR chip width"
+ depends on BOOT_ROM
+ help
+ Use DDR chips with 16bit width
+
+endchoice
+
+choice
+ prompt "DDR2 bus width"
+
+config ONBOARD_DDR2_BUS_WIDTH_16BIT
+ bool "16bit DDR bus width"
+ depends on BOOT_ROM
+ help
+ Use 16bit DDR bus width
+
+config ONBOARD_DDR2_BUS_WIDTH_32BIT
+ bool "32bit DDR bus width"
+ depends on BOOT_ROM
+ help
+ Use 32bit DDR bus width
+
+endchoice
+
+config SUPPORTS_BOOT_RAM
+ bool
+
+source "board/gardena/smart-gateway-mt7688/Kconfig"
+source "board/seeed/linkit-smart-7688/Kconfig"
+
+endmenu
--- /dev/null
+# SPDX-License-Identifier: GPL-2.0+
+
+obj-y += cpu.o
+
+ifndef CONFIG_SKIP_LOWLEVEL_INIT
+obj-y += ddr_calibrate.o
+obj-y += lowlevel_init.o
+endif
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Stefan Roese <sr@denx.de>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <ram.h>
+#include <wdt.h>
+#include <asm/io.h>
+#include <linux/io.h>
+#include <linux/sizes.h>
+#include "mt76xx.h"
+
+#define STR_LEN 6
+
+#ifdef CONFIG_BOOT_ROM
+int mach_cpu_init(void)
+{
+ ddr_calibrate();
+
+ return 0;
+}
+#endif
+
+int dram_init(void)
+{
+ gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, SZ_256M);
+
+ return 0;
+}
+
+int print_cpuinfo(void)
+{
+ static const char * const boot_str[] = { "PLL (3-Byte SPI Addr)",
+ "PLL (4-Byte SPI Addr)",
+ "XTAL (3-Byte SPI Addr)",
+ "XTAL (4-Byte SPI Addr)" };
+ const void *blob = gd->fdt_blob;
+ void __iomem *sysc_base;
+ char buf[STR_LEN + 1];
+ fdt_addr_t base;
+ fdt_size_t size;
+ char *str;
+ int node;
+ u32 val;
+
+ /* Get system controller base address */
+ node = fdt_node_offset_by_compatible(blob, -1, "ralink,mt7620a-sysc");
+ if (node < 0)
+ return -FDT_ERR_NOTFOUND;
+
+ base = fdtdec_get_addr_size_auto_noparent(blob, node, "reg",
+ 0, &size, true);
+ if (base == FDT_ADDR_T_NONE)
+ return -EINVAL;
+
+ sysc_base = ioremap_nocache(base, size);
+
+ str = (char *)sysc_base + MT76XX_CHIPID_OFFS;
+ snprintf(buf, STR_LEN + 1, "%s", str);
+ val = readl(sysc_base + MT76XX_CHIP_REV_ID_OFFS);
+ printf("CPU: %-*s Rev %ld.%ld - ", STR_LEN, buf,
+ (val & GENMASK(11, 8)) >> 8, val & GENMASK(3, 0));
+
+ val = (readl(sysc_base + MT76XX_SYSCFG0_OFFS) & GENMASK(3, 1)) >> 1;
+ printf("Boot from %s\n", boot_str[val]);
+
+ return 0;
+}
+
+int arch_misc_init(void)
+{
+ /*
+ * It has been noticed, that sometimes the d-cache is not in a
+ * "clean-state" when U-Boot is running on MT7688. This was
+ * detected when using the ethernet driver (which uses d-cache)
+ * and a TFTP command does not complete. Flushing the complete
+ * d-cache (again?) here seems to fix this issue.
+ */
+ flush_dcache_range(gd->bd->bi_memstart,
+ gd->bd->bi_memstart + gd->ram_size - 1);
+
+ return 0;
+}
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Stefan Roese <sr@denx.de>
+ *
+ * This code is mostly based on the code extracted from this MediaTek
+ * github repository:
+ *
+ * https://github.com/MediaTek-Labs/linkit-smart-uboot.git
+ *
+ * I was not able to find a specific license or other developers
+ * copyrights here, so I can't add them here.
+ *
+ * Most functions in this file are copied from the MediaTek U-Boot
+ * repository. Without any documentation, it was impossible to really
+ * implement this differently. So its mostly a cleaned-up version of
+ * the original code, with only support for the MT7628 / MT7688 SoC.
+ */
+
+#include <common.h>
+#include <linux/io.h>
+#include <asm/cacheops.h>
+#include <asm/io.h>
+#include "mt76xx.h"
+
+#define NUM_OF_CACHELINE 128
+#define MIN_START 6
+#define MIN_FINE_START 0xf
+#define MAX_START 7
+#define MAX_FINE_START 0x0
+
+#define CPU_FRAC_DIV 1
+
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_256MBIT)
+#define DRAM_BUTTOM 0x02000000
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_512MBIT)
+#define DRAM_BUTTOM 0x04000000
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_1024MBIT)
+#define DRAM_BUTTOM 0x08000000
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_2048MBIT)
+#define DRAM_BUTTOM 0x10000000
+#endif
+
+static inline void cal_memcpy(void *src, void *dst, u32 size)
+{
+ u8 *psrc = (u8 *)src;
+ u8 *pdst = (u8 *)dst;
+ int i;
+
+ for (i = 0; i < size; i++, psrc++, pdst++)
+ *pdst = *psrc;
+}
+
+static inline void cal_memset(void *src, u8 pat, u32 size)
+{
+ u8 *psrc = (u8 *)src;
+ int i;
+
+ for (i = 0; i < size; i++, psrc++)
+ *psrc = pat;
+}
+
+#define pref_op(hint, addr) \
+ __asm__ __volatile__( \
+ ".set push\n" \
+ ".set noreorder\n" \
+ "pref %0, %1\n" \
+ ".set pop\n" \
+ : \
+ : "i" (hint), "R" (*(u8 *)(addr)))
+
+static inline void cal_patgen(u32 start_addr, u32 size, u32 bias)
+{
+ u32 *addr = (u32 *)start_addr;
+ int i;
+
+ for (i = 0; i < size; i++)
+ addr[i] = start_addr + i + bias;
+}
+
+static inline int test_loop(int k, int dqs, u32 test_dqs, u32 *coarse_dqs,
+ u32 offs, u32 pat, u32 val)
+{
+ u32 nc_addr;
+ u32 *c_addr;
+ int i;
+
+ for (nc_addr = 0xa0000000;
+ nc_addr < (0xa0000000 + DRAM_BUTTOM - NUM_OF_CACHELINE * 32);
+ nc_addr += (DRAM_BUTTOM >> 6) + offs) {
+ writel(0x00007474, (void *)MT76XX_MEMCTRL_BASE + 0x64);
+ wmb(); /* Make sure store if finished */
+
+ c_addr = (u32 *)(nc_addr & 0xdfffffff);
+ cal_memset(((u8 *)c_addr), 0x1F, NUM_OF_CACHELINE * 32);
+ cal_patgen(nc_addr, NUM_OF_CACHELINE * 8, pat);
+
+ if (dqs > 0)
+ writel(0x00000074 |
+ (((k == 1) ? coarse_dqs[dqs] : test_dqs) << 12) |
+ (((k == 0) ? val : test_dqs) << 8),
+ (void *)MT76XX_MEMCTRL_BASE + 0x64);
+ else
+ writel(0x00007400 |
+ (((k == 1) ? coarse_dqs[dqs] : test_dqs) << 4) |
+ (((k == 0) ? val : test_dqs) << 0),
+ (void *)MT76XX_MEMCTRL_BASE + 0x64);
+ wmb(); /* Make sure store if finished */
+
+ invalidate_dcache_range((u32)c_addr,
+ (u32)c_addr +
+ NUM_OF_CACHELINE * 32);
+ wmb(); /* Make sure store if finished */
+
+ for (i = 0; i < NUM_OF_CACHELINE * 8; i++) {
+ if (i % 8 == 0)
+ pref_op(0, &c_addr[i]);
+ }
+
+ for (i = 0; i < NUM_OF_CACHELINE * 8; i++) {
+ if (c_addr[i] != nc_addr + i + pat)
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+void ddr_calibrate(void)
+{
+ u32 min_coarse_dqs[2];
+ u32 max_coarse_dqs[2];
+ u32 min_fine_dqs[2];
+ u32 max_fine_dqs[2];
+ u32 coarse_dqs[2];
+ u32 fine_dqs[2];
+ int reg = 0, ddr_cfg2_reg;
+ int flag;
+ int i, k;
+ int dqs = 0;
+ u32 min_coarse_dqs_bnd, min_fine_dqs_bnd, coarse_dqs_dll, fine_dqs_dll;
+ u32 val;
+ u32 fdiv = 0, frac = 0;
+
+ /* Setup clock to run at full speed */
+ val = readl((void *)MT76XX_DYN_CFG0_REG);
+ fdiv = (u32)((val >> 8) & 0x0F);
+ if (CPU_FRAC_DIV < 1 || CPU_FRAC_DIV > 10)
+ frac = val & 0x0f;
+ else
+ frac = CPU_FRAC_DIV;
+
+ while (frac < fdiv) {
+ val = readl((void *)MT76XX_DYN_CFG0_REG);
+ fdiv = (val >> 8) & 0x0f;
+ fdiv--;
+ val &= ~(0x0f << 8);
+ val |= (fdiv << 8);
+ writel(val, (void *)MT76XX_DYN_CFG0_REG);
+ udelay(500);
+ val = readl((void *)MT76XX_DYN_CFG0_REG);
+ fdiv = (val >> 8) & 0x0f;
+ }
+
+ clrbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x10, BIT(4));
+ ddr_cfg2_reg = readl((void *)MT76XX_MEMCTRL_BASE + 0x48);
+ clrbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x48,
+ (0x3 << 28) | (0x3 << 26));
+
+ min_coarse_dqs[0] = MIN_START;
+ min_coarse_dqs[1] = MIN_START;
+ min_fine_dqs[0] = MIN_FINE_START;
+ min_fine_dqs[1] = MIN_FINE_START;
+ max_coarse_dqs[0] = MAX_START;
+ max_coarse_dqs[1] = MAX_START;
+ max_fine_dqs[0] = MAX_FINE_START;
+ max_fine_dqs[1] = MAX_FINE_START;
+ dqs = 0;
+
+ /* Add by KP, DQS MIN boundary */
+ reg = readl((void *)MT76XX_MEMCTRL_BASE + 0x20);
+ coarse_dqs_dll = (reg & 0xf00) >> 8;
+ fine_dqs_dll = (reg & 0xf0) >> 4;
+ if (coarse_dqs_dll <= 8)
+ min_coarse_dqs_bnd = 8 - coarse_dqs_dll;
+ else
+ min_coarse_dqs_bnd = 0;
+
+ if (fine_dqs_dll <= 8)
+ min_fine_dqs_bnd = 8 - fine_dqs_dll;
+ else
+ min_fine_dqs_bnd = 0;
+ /* DQS MIN boundary */
+
+DQS_CAL:
+
+ for (k = 0; k < 2; k++) {
+ u32 test_dqs;
+
+ if (k == 0)
+ test_dqs = MAX_START;
+ else
+ test_dqs = MAX_FINE_START;
+
+ do {
+ flag = test_loop(k, dqs, test_dqs, max_coarse_dqs,
+ 0x400, 0x3, 0xf);
+ if (flag == -1)
+ break;
+
+ test_dqs++;
+ } while (test_dqs <= 0xf);
+
+ if (k == 0) {
+ max_coarse_dqs[dqs] = test_dqs;
+ } else {
+ test_dqs--;
+
+ if (test_dqs == MAX_FINE_START - 1) {
+ max_coarse_dqs[dqs]--;
+ max_fine_dqs[dqs] = 0xf;
+ } else {
+ max_fine_dqs[dqs] = test_dqs;
+ }
+ }
+ }
+
+ for (k = 0; k < 2; k++) {
+ u32 test_dqs;
+
+ if (k == 0)
+ test_dqs = MIN_START;
+ else
+ test_dqs = MIN_FINE_START;
+
+ do {
+ flag = test_loop(k, dqs, test_dqs, min_coarse_dqs,
+ 0x480, 0x1, 0x0);
+ if (k == 0) {
+ if (flag == -1 ||
+ test_dqs == min_coarse_dqs_bnd)
+ break;
+
+ test_dqs--;
+
+ if (test_dqs < min_coarse_dqs_bnd)
+ break;
+ } else {
+ if (flag == -1) {
+ test_dqs++;
+ break;
+ } else if (test_dqs == min_fine_dqs_bnd) {
+ break;
+ }
+
+ test_dqs--;
+
+ if (test_dqs < min_fine_dqs_bnd)
+ break;
+ }
+ } while (test_dqs >= 0);
+
+ if (k == 0) {
+ min_coarse_dqs[dqs] = test_dqs;
+ } else {
+ if (test_dqs == MIN_FINE_START + 1) {
+ min_coarse_dqs[dqs]++;
+ min_fine_dqs[dqs] = 0x0;
+ } else {
+ min_fine_dqs[dqs] = test_dqs;
+ }
+ }
+ }
+
+ if (dqs == 0) {
+ dqs = 1;
+ goto DQS_CAL;
+ }
+
+ for (i = 0; i < 2; i++) {
+ u32 temp;
+
+ coarse_dqs[i] = (max_coarse_dqs[i] + min_coarse_dqs[i]) >> 1;
+ temp =
+ (((max_coarse_dqs[i] + min_coarse_dqs[i]) % 2) * 4) +
+ ((max_fine_dqs[i] + min_fine_dqs[i]) >> 1);
+ if (temp >= 0x10) {
+ coarse_dqs[i]++;
+ fine_dqs[i] = (temp - 0x10) + 0x8;
+ } else {
+ fine_dqs[i] = temp;
+ }
+ }
+ reg = (coarse_dqs[1] << 12) | (fine_dqs[1] << 8) |
+ (coarse_dqs[0] << 4) | fine_dqs[0];
+
+ clrbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x10, BIT(4));
+ writel(reg, (void *)MT76XX_MEMCTRL_BASE + 0x64);
+ writel(ddr_cfg2_reg, (void *)MT76XX_MEMCTRL_BASE + 0x48);
+ setbits_le32((void *)MT76XX_MEMCTRL_BASE + 0x10, BIT(4));
+
+ for (i = 0; i < 2; i++)
+ debug("[%02X%02X%02X%02X]", min_coarse_dqs[i],
+ min_fine_dqs[i], max_coarse_dqs[i], max_fine_dqs[i]);
+ debug("\nDDR Calibration DQS reg = %08X\n", reg);
+}
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (c) 2018 Stefan Roese <sr@denx.de>
+ *
+ * This code is mostly based on the code extracted from this MediaTek
+ * github repository:
+ *
+ * https://github.com/MediaTek-Labs/linkit-smart-uboot.git
+ *
+ * I was not able to find a specific license or other developers
+ * copyrights here, so I can't add them here.
+ */
+
+#include <config.h>
+#include <asm/regdef.h>
+#include <asm/mipsregs.h>
+#include <asm/addrspace.h>
+#include <asm/asm.h>
+#include "mt76xx.h"
+
+#ifndef BIT
+#define BIT(nr) (1 << (nr))
+#endif
+
+#define DELAY_USEC(us) ((us) / 100)
+
+#define DDR_CFG1_CHIP_WIDTH_MASK (0x3 << 16)
+#define DDR_CFG1_BUS_WIDTH_MASK (0x3 << 12)
+
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_256MBIT)
+#define DDR_CFG1_SIZE_VAL 0x222e2323
+#define DDR_CFG4_SIZE_VAL 7
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_512MBIT)
+#define DDR_CFG1_SIZE_VAL 0x22322323
+#define DDR_CFG4_SIZE_VAL 9
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_1024MBIT)
+#define DDR_CFG1_SIZE_VAL 0x22362323
+#define DDR_CFG4_SIZE_VAL 9
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_SIZE_2048MBIT)
+#define DDR_CFG1_SIZE_VAL 0x223a2323
+#define DDR_CFG4_SIZE_VAL 9
+#endif
+
+#if defined(CONFIG_ONBOARD_DDR2_CHIP_WIDTH_8BIT)
+#define DDR_CFG1_CHIP_WIDTH_VAL (0x1 << 16)
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_CHIP_WIDTH_16BIT)
+#define DDR_CFG1_CHIP_WIDTH_VAL (0x2 << 16)
+#endif
+
+#if defined(CONFIG_ONBOARD_DDR2_BUS_WIDTH_16BIT)
+#define DDR_CFG1_BUS_WIDTH_VAL (0x2 << 12)
+#endif
+#if defined(CONFIG_ONBOARD_DDR2_BUS_WIDTH_32BIT)
+#define DDR_CFG1_BUS_WIDTH_VAL (0x3 << 12)
+#endif
+
+ .set noreorder
+
+LEAF(lowlevel_init)
+
+ /* Load base addresses as physical addresses for later usage */
+ li s0, CKSEG1ADDR(MT76XX_SYSCTL_BASE)
+ li s1, CKSEG1ADDR(MT76XX_MEMCTRL_BASE)
+ li s2, CKSEG1ADDR(MT76XX_RGCTRL_BASE)
+
+ /* polling CPLL is ready */
+ li t1, DELAY_USEC(1000000)
+ la t5, MT76XX_ROM_STATUS_REG
+1:
+ lw t2, 0(t5)
+ andi t2, t2, 0x1
+ bnez t2, CPLL_READY
+ subu t1, t1, 1
+ bgtz t1, 1b
+ nop
+ la t0, MT76XX_CLKCFG0_REG
+ lw t3, 0(t0)
+ ori t3, t3, 0x1
+ sw t3, 0(t0)
+ b CPLL_DONE
+ nop
+CPLL_READY:
+ la t0, MT76XX_CLKCFG0_REG
+ lw t1, 0(t0)
+ li t2, ~0x0c
+ and t1, t1, t2
+ ori t1, t1, 0xc
+ sw t1, 0(t0)
+ la t0, MT76XX_DYN_CFG0_REG
+ lw t3, 0(t0)
+ li t5, ~((0x0f << 8) | (0x0f << 0))
+ and t3, t3, t5
+ li t5, (10 << 8) | (1 << 0)
+ or t3, t3, t5
+ sw t3, 0(t0)
+ la t0, MT76XX_CLKCFG0_REG
+ lw t3, 0(t0)
+ li t4, ~0x0F
+ and t3, t3, t4
+ ori t3, t3, 0xc
+ sw t3, 0(t0)
+ lw t3, 0(t0)
+ ori t3, t3, 0x08
+ sw t3, 0(t0)
+
+CPLL_DONE:
+ /* Reset MC */
+ lw t2, 0x34(s0)
+ ori t2, BIT(10)
+ sw t2, 0x34(s0)
+ nop
+
+ /*
+ * SDR and DDR initialization: delay 200us
+ */
+ li t0, DELAY_USEC(200 + 40)
+ li t1, 0x1
+1:
+ sub t0, t0, t1
+ bnez t0, 1b
+ nop
+
+ /* set DRAM IO PAD for MT7628IC */
+ /* DDR LDO Enable */
+ lw t4, 0x100(s2)
+ li t2, BIT(31)
+ or t4, t4, t2
+ sw t4, 0x100(s2)
+ lw t4, 0x10c(s2)
+ j LDO_1P8V
+ nop
+LDO_1P8V:
+ li t2, ~BIT(6)
+ and t4, t4, t2
+ sw t4, 0x10c(s2)
+ j DDRLDO_SOFT_START
+LDO_2P5V:
+ /* suppose external DDR1 LDO 2.5V */
+ li t2, BIT(6)
+ or t4, t4, t2
+ sw t4, 0x10c(s2)
+
+DDRLDO_SOFT_START:
+ lw t2, 0x10c(s2)
+ li t3, BIT(16)
+ or t2, t2, t3
+ sw t2, 0x10c(s2)
+ li t3, DELAY_USEC(250*50)
+LDO_DELAY:
+ subu t3, t3, 1
+ bnez t3, LDO_DELAY
+ nop
+
+ lw t2, 0x10c(s2)
+ li t3, BIT(18)
+ or t2, t2, t3
+ sw t2, 0x10c(s2)
+
+SET_RG_BUCK_FPWM:
+ lw t2, 0x104(s2)
+ ori t2, t2, BIT(10)
+ sw t2, 0x104(s2)
+
+DDR_PAD_CFG:
+ /* clean CLK PAD */
+ lw t2, 0x704(s2)
+ li t8, 0xfffff0f0
+ and t2, t2, t8
+ /* clean CMD PAD */
+ lw t3, 0x70c(s2)
+ li t8, 0xfffff0f0
+ and t3, t3, t8
+ /* clean DQ IPAD */
+ lw t4, 0x710(s2)
+ li t8, 0xfffff8ff
+ and t4, t4, t8
+ /* clean DQ OPAD */
+ lw t5, 0x714(s2)
+ li t8, 0xfffff0f0
+ and t5, t5, t8
+ /* clean DQS IPAD */
+ lw t6, 0x718(s2)
+ li t8, 0xfffff8ff
+ and t6, t6, t8
+ /* clean DQS OPAD */
+ lw t7, 0x71c(s2)
+ li t8, 0xfffff0f0
+ and t7, t7, t8
+
+ lw t9, 0xc(s0)
+ srl t9, t9, 16
+ andi t9, t9, 0x1
+ bnez t9, MT7628_AN_DDR1_PAD
+MT7628_KN_PAD:
+ li t8, 0x00000303
+ or t2, t2, t8
+ or t3, t3, t8
+ or t5, t5, t8
+ or t7, t7, t8
+ li t8, 0x00000000
+ or t4, t4, t8
+ or t6, t6, t8
+ j SET_PAD_CFG
+MT7628_AN_DDR1_PAD:
+ lw t1, 0x10(s0)
+ andi t1, t1, 0x1
+ beqz t1, MT7628_AN_DDR2_PAD
+ li t8, 0x00000c0c
+ or t2, t2, t8
+ li t8, 0x00000202
+ or t3, t3, t8
+ li t8, 0x00000707
+ or t5, t5, t8
+ li t8, 0x00000c0c
+ or t7, t7, t8
+ li t8, 0x00000000
+ or t4, t4, t8
+ or t6, t6, t8
+ j SET_PAD_CFG
+MT7628_AN_DDR2_PAD:
+ li t8, 0x00000c0c
+ or t2, t2, t8
+ li t8, 0x00000202
+ or t3, t3, t8
+ li t8, 0x00000404
+ or t5, t5, t8
+ li t8, 0x00000c0c
+ or t7, t7, t8
+ li t8, 0x00000000 /* ODT off */
+ or t4, t4, t8
+ or t6, t6, t8
+
+SET_PAD_CFG:
+ sw t2, 0x704(s2)
+ sw t3, 0x70c(s2)
+ sw t4, 0x710(s2)
+ sw t5, 0x714(s2)
+ sw t6, 0x718(s2)
+ sw t7, 0x71c(s2)
+
+ /*
+ * DDR initialization: reset pin to 0
+ */
+ lw t2, 0x34(s0)
+ and t2, ~BIT(10)
+ sw t2, 0x34(s0)
+ nop
+
+ /*
+ * DDR initialization: wait til reg DDR_CFG1 bit 21 equal to 1 (ready)
+ */
+DDR_READY:
+ li t1, DDR_CFG1_REG
+ lw t0, 0(t1)
+ nop
+ and t2, t0, BIT(21)
+ beqz t2, DDR_READY
+ nop
+
+ /*
+ * DDR initialization
+ *
+ * Only DDR2 supported right now. DDR2 support can be added, once
+ * boards using it will get added to mainline U-Boot.
+ */
+ li t1, DDR_CFG2_REG
+ lw t0, 0(t1)
+ nop
+ and t0, ~BIT(30)
+ and t0, ~(7 << 4)
+ or t0, (4 << 4)
+ or t0, BIT(30)
+ or t0, BIT(11)
+ sw t0, 0(t1)
+ nop
+
+ li t1, DDR_CFG3_REG
+ lw t2, 0(t1)
+ /* Disable ODT; reference board ok, ev board fail */
+ and t2, ~BIT(6)
+ or t2, BIT(2)
+ li t0, DDR_CFG4_REG
+ lw t1, 0(t0)
+ li t2, ~(0x01f | 0x0f0)
+ and t1, t1, t2
+ ori t1, t1, DDR_CFG4_SIZE_VAL
+ sw t1, 0(t0)
+ nop
+
+ /*
+ * DDR initialization: config size and width on reg DDR_CFG1
+ */
+ li t6, DDR_CFG1_SIZE_VAL
+
+ and t6, ~DDR_CFG1_CHIP_WIDTH_MASK
+ or t6, DDR_CFG1_CHIP_WIDTH_VAL
+
+ /* CONFIG DDR_CFG1[13:12] about TOTAL WIDTH */
+ and t6, ~DDR_CFG1_BUS_WIDTH_MASK
+ or t6, DDR_CFG1_BUS_WIDTH_VAL
+
+ li t5, DDR_CFG1_REG
+ sw t6, 0(t5)
+ nop
+
+ /*
+ * DDR: enable self auto refresh for power saving
+ * enable it by default for both RAM and ROM version (for CoC)
+ */
+ lw t1, 0x14(s1)
+ nop
+ and t1, 0xff000000
+ or t1, 0x01
+ sw t1, 0x14(s1)
+ nop
+ lw t1, 0x10(s1)
+ nop
+ or t1, 0x10
+ sw t1, 0x10(s1)
+ nop
+
+ jr ra
+ nop
+ END(lowlevel_init)
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2018 Stefan Roese <sr@denx.de>
+ */
+
+#ifndef __MT76XX_H
+#define __MT76XX_H
+
+#define MT76XX_SYSCTL_BASE 0x10000000
+
+#define MT76XX_CHIPID_OFFS 0x00
+#define MT76XX_CHIP_REV_ID_OFFS 0x0c
+#define MT76XX_SYSCFG0_OFFS 0x10
+
+#define MT76XX_MEMCTRL_BASE (MT76XX_SYSCTL_BASE + 0x0300)
+#define MT76XX_RGCTRL_BASE (MT76XX_SYSCTL_BASE + 0x1000)
+
+#define MT76XX_ROM_STATUS_REG (MT76XX_SYSCTL_BASE + 0x0028)
+#define MT76XX_CLKCFG0_REG (MT76XX_SYSCTL_BASE + 0x002c)
+#define MT76XX_DYN_CFG0_REG (MT76XX_SYSCTL_BASE + 0x0440)
+
+#define DDR_CFG1_REG (MT76XX_MEMCTRL_BASE + 0x44)
+#define DDR_CFG2_REG (MT76XX_MEMCTRL_BASE + 0x48)
+#define DDR_CFG3_REG (MT76XX_MEMCTRL_BASE + 0x4c)
+#define DDR_CFG4_REG (MT76XX_MEMCTRL_BASE + 0x50)
+
+#ifndef __ASSEMBLY__
+/* Prototypes */
+void ddr_calibrate(void);
+#endif
+
+#endif
#include <common.h>
#include <asm/io.h>
#include <led.h>
-
-DECLARE_GLOBAL_DATA_PTR;
+#include <miiphy.h>
enum {
BOARD_TYPE_PCB090 = 0xAABBCD00,
return 0;
}
+int board_phy_config(struct phy_device *phydev)
+{
+ phy_write(phydev, 0, 31, 0x10);
+ phy_write(phydev, 0, 18, 0x80A0);
+ while (phy_read(phydev, 0, 18) & 0x8000)
+ ;
+ phy_write(phydev, 0, 31, 0);
+ return 0;
+}
+
static void do_board_detect(void)
{
u32 chipid = (readl(BASE_DEVCPU_GCB + CHIP_ID) >> 12) & 0xFFFF;
#include <spi.h>
#include <led.h>
#include <wait_bit.h>
+#include <miiphy.h>
DECLARE_GLOBAL_DATA_PTR;
mscc_gpio_set_alternate(19, 0);
}
+int board_phy_config(struct phy_device *phydev)
+{
+ if (gd->board_type == BOARD_TYPE_PCB123)
+ return 0;
+
+ phy_write(phydev, 0, 31, 0x10);
+ phy_write(phydev, 0, 18, 0x80F0);
+ while (phy_read(phydev, 0, 18) & 0x8000)
+ ;
+ phy_write(phydev, 0, 31, 0);
+
+ return 0;
+}
+
void board_debug_uart_init(void)
{
/* too early for the pinctrl driver, so configure the UART pins here */
#include <common.h>
#include <asm/io.h>
#include <led.h>
+#include <miiphy.h>
enum {
BOARD_TYPE_PCB106 = 0xAABBCD00,
return 0;
}
+int board_phy_config(struct phy_device *phydev)
+{
+ phy_write(phydev, 0, 31, 0x10);
+ phy_write(phydev, 0, 18, 0x80F0);
+ while (phy_read(phydev, 0, 18) & 0x8000)
+ ;
+ phy_write(phydev, 0, 14, 0x800);
+ phy_write(phydev, 0, 31, 0);
+ return 0;
+}
+
static void do_board_detect(void)
{
u16 gpio_in_reg;
gd->board_type = BOARD_TYPE_PCB106;
else
gd->board_type = BOARD_TYPE_PCB105;
- mscc_phy_wr(1, 16, 15, 0);
} else {
gd->board_type = BOARD_TYPE_PCB105;
}
+ mscc_phy_wr(1, 16, 31, 0x0);
}
#if defined(CONFIG_MULTI_DTB_FIT)
CONFIG_MIPS=y
CONFIG_SYS_TEXT_BASE=0x80010000
CONFIG_NR_DRAM_BANKS=1
-CONFIG_ARCH_MT7620=y
+CONFIG_ARCH_MTMIPS=y
# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
CONFIG_MIPS_BOOT_FDT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_MIPS=y
CONFIG_SYS_TEXT_BASE=0x9c000000
CONFIG_NR_DRAM_BANKS=1
-CONFIG_ARCH_MT7620=y
+CONFIG_ARCH_MTMIPS=y
CONFIG_BOOT_ROM=y
CONFIG_ONBOARD_DDR2_SIZE_1024MBIT=y
CONFIG_ONBOARD_DDR2_CHIP_WIDTH_16BIT=y
CONFIG_MIPS=y
CONFIG_SYS_TEXT_BASE=0x80010000
CONFIG_NR_DRAM_BANKS=1
-CONFIG_ARCH_MT7620=y
+CONFIG_ARCH_MTMIPS=y
CONFIG_BOARD_LINKIT_SMART_7688=y
# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
CONFIG_MIPS_BOOT_FDT=y
CONFIG_MIPS=y
CONFIG_SYS_TEXT_BASE=0x9c000000
CONFIG_NR_DRAM_BANKS=1
-CONFIG_ARCH_MT7620=y
+CONFIG_ARCH_MTMIPS=y
CONFIG_BOARD_LINKIT_SMART_7688=y
CONFIG_BOOT_ROM=y
CONFIG_ONBOARD_DDR2_SIZE_1024MBIT=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
-# CONFIG_CMD_NFS is not set
CONFIG_CMD_MTDPARTS=y
CONFIG_MTDIDS_DEFAULT="nor0=spi_flash"
CONFIG_MTDPARTS_DEFAULT="mtdparts=spi_flash:1m(UBoot),256k(Env),256k(Env.bk)"
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_LZMA=y
+CONFIG_CMD_DHCP=y
+# CONFIG_NET_TFTP_VARS is not set
+# CONFIG_CMD_NFS is not set
+CONFIG_CMD_PING=y
+CONFIG_MSCC_SERVAL_SWITCH=y
config MT7621_GPIO
bool "MediaTek MT7621 GPIO driver"
- depends on DM_GPIO && ARCH_MT7620
+ depends on DM_GPIO && SOC_MT7628
default y
help
Say yes here to support MediaTek MT7621 compatible GPIOs.
config MT7628_ETH
bool "MediaTek MT7628 Ethernet Interface"
- depends on ARCH_MT7620
+ depends on SOC_MT7628
help
The MediaTek MT7628 ethernet interface is used on MT7628 and
MT7688 based boards.
select PHYLIB
help
This driver supports the Servalt network switch device.
+
+config MSCC_SERVAL_SWITCH
+ bool "Serval switch driver"
+ depends on DM_ETH && ARCH_MSCC
+ select PHYLIB
+ help
+ This driver supports the Serval network switch device.
-obj-$(CONFIG_MSCC_OCELOT_SWITCH) += ocelot_switch.o mscc_miim.o mscc_xfer.o mscc_mac_table.o
-obj-$(CONFIG_MSCC_LUTON_SWITCH) += luton_switch.o mscc_miim.o mscc_xfer.o mscc_mac_table.o
+obj-$(CONFIG_MSCC_OCELOT_SWITCH) += ocelot_switch.o mscc_xfer.o mscc_mac_table.o
+obj-$(CONFIG_MSCC_LUTON_SWITCH) += luton_switch.o mscc_xfer.o mscc_mac_table.o
obj-$(CONFIG_MSCC_JR2_SWITCH) += jr2_switch.o mscc_xfer.o
obj-$(CONFIG_MSCC_SERVALT_SWITCH) += servalt_switch.o mscc_xfer.o
+obj-$(CONFIG_MSCC_SERVAL_SWITCH) += serval_switch.o mscc_xfer.o mscc_mac_table.o
#include <net.h>
#include <wait_bit.h>
-#include "mscc_miim.h"
#include "mscc_xfer.h"
#include "mscc_mac_table.h"
+#define GCB_MIIM_MII_STATUS 0x0
+#define GCB_MIIM_STAT_BUSY BIT(3)
+#define GCB_MIIM_MII_CMD 0x8
+#define GCB_MIIM_MII_CMD_OPR_WRITE BIT(1)
+#define GCB_MIIM_MII_CMD_OPR_READ BIT(2)
+#define GCB_MIIM_MII_CMD_WRDATA(x) ((x) << 4)
+#define GCB_MIIM_MII_CMD_REGAD(x) ((x) << 20)
+#define GCB_MIIM_MII_CMD_PHYAD(x) ((x) << 25)
+#define GCB_MIIM_MII_CMD_VLD BIT(31)
+#define GCB_MIIM_DATA 0xC
+#define GCB_MIIM_DATA_ERROR (0x2 << 16)
+
#define ANA_PORT_VLAN_CFG(x) (0x00 + 0x80 * (x))
#define ANA_PORT_VLAN_CFG_AWARE_ENA BIT(20)
#define ANA_PORT_VLAN_CFG_POP_CNT(x) ((x) << 18)
#define PGID_UNICAST 29
#define PGID_SRC 80
-enum luton_target {
- PORT0,
- PORT1,
- PORT2,
- PORT3,
- PORT4,
- PORT5,
- PORT6,
- PORT7,
- PORT8,
- PORT9,
- PORT10,
- PORT11,
- PORT12,
- PORT13,
- PORT14,
- PORT15,
- PORT16,
- PORT17,
- PORT18,
- PORT19,
- PORT20,
- PORT21,
- PORT22,
- PORT23,
- SYS,
+static const char * const regs_names[] = {
+ "port0", "port1", "port2", "port3", "port4", "port5", "port6", "port7",
+ "port8", "port9", "port10", "port11", "port12", "port13", "port14",
+ "port15", "port16", "port17", "port18", "port19", "port20", "port21",
+ "port22", "port23",
+ "sys", "ana", "rew", "gcb", "qs", "hsio",
+};
+
+#define REGS_NAMES_COUNT ARRAY_SIZE(regs_names) + 1
+#define MAX_PORT 24
+
+enum luton_ctrl_regs {
+ SYS = MAX_PORT,
ANA,
REW,
GCB,
QS,
- HSIO,
- TARGET_MAX,
+ HSIO
};
-#define MAX_PORT (PORT23 - PORT0 + 1)
+#define MIN_INT_PORT 0
+#define PORT10 10
+#define PORT11 11
+#define MAX_INT_PORT 12
+#define MIN_EXT_PORT MAX_INT_PORT
+#define MAX_EXT_PORT MAX_PORT
-#define MIN_INT_PORT PORT0
-#define MAX_INT_PORT (PORT11 - PORT0 + 1)
-#define MIN_EXT_PORT PORT12
-#define MAX_EXT_PORT MAX_PORT
+#define LUTON_MIIM_BUS_COUNT 2
-enum luton_mdio_target {
- MIIM,
- TARGET_MDIO_MAX,
+struct luton_phy_port_t {
+ size_t phy_addr;
+ struct mii_dev *bus;
+ u8 serdes_index;
+ u8 phy_mode;
};
-enum luton_phy_id {
- INTERNAL,
- EXTERNAL,
- NUM_PHY,
+struct luton_private {
+ void __iomem *regs[REGS_NAMES_COUNT];
+ struct mii_dev *bus[LUTON_MIIM_BUS_COUNT];
+ struct luton_phy_port_t ports[MAX_PORT];
};
-struct luton_private {
- void __iomem *regs[TARGET_MAX];
- struct mii_dev *bus[NUM_PHY];
+struct mscc_miim_dev {
+ void __iomem *regs;
+ phys_addr_t miim_base;
+ unsigned long miim_size;
+ struct mii_dev *bus;
};
static const unsigned long luton_regs_qs[] = {
[MSCC_ANA_TABLES_MACACCESS] = 0x11b8,
};
-static struct mscc_miim_dev miim[NUM_PHY];
+static struct mscc_miim_dev miim[LUTON_MIIM_BUS_COUNT];
+static int miim_count = -1;
-static struct mii_dev *luton_mdiobus_init(struct udevice *dev,
- int mdiobus_id)
+static int mscc_miim_wait_ready(struct mscc_miim_dev *miim)
+{
+ return wait_for_bit_le32(miim->regs + GCB_MIIM_MII_STATUS,
+ GCB_MIIM_STAT_BUSY, false, 250, false);
+}
+
+static int mscc_miim_read(struct mii_dev *bus, int addr, int devad, int reg)
+{
+ struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
+ u32 val;
+ int ret;
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret)
+ goto out;
+
+ writel(GCB_MIIM_MII_CMD_VLD | GCB_MIIM_MII_CMD_PHYAD(addr) |
+ GCB_MIIM_MII_CMD_REGAD(reg) | GCB_MIIM_MII_CMD_OPR_READ,
+ miim->regs + GCB_MIIM_MII_CMD);
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret)
+ goto out;
+
+ val = readl(miim->regs + GCB_MIIM_DATA);
+ if (val & GCB_MIIM_DATA_ERROR) {
+ ret = -EIO;
+ goto out;
+ }
+
+ ret = val & 0xFFFF;
+ out:
+ return ret;
+}
+
+static int mscc_miim_write(struct mii_dev *bus, int addr, int devad, int reg,
+ u16 val)
+{
+ struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
+ int ret;
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret < 0)
+ goto out;
+
+ writel(GCB_MIIM_MII_CMD_VLD | GCB_MIIM_MII_CMD_PHYAD(addr) |
+ GCB_MIIM_MII_CMD_REGAD(reg) | GCB_MIIM_MII_CMD_WRDATA(val) |
+ GCB_MIIM_MII_CMD_OPR_WRITE, miim->regs + GCB_MIIM_MII_CMD);
+ out:
+ return ret;
+}
+
+static struct mii_dev *serval_mdiobus_init(phys_addr_t miim_base,
+ unsigned long miim_size)
{
- unsigned long phy_size[NUM_PHY];
- phys_addr_t phy_base[NUM_PHY];
- struct ofnode_phandle_args phandle;
- ofnode eth_node, node, mdio_node;
- struct resource res;
struct mii_dev *bus;
- fdt32_t faddr;
- int i;
bus = mdio_alloc();
if (!bus)
return NULL;
- /* gather only the first mdio bus */
- eth_node = dev_read_first_subnode(dev);
- node = ofnode_first_subnode(eth_node);
- ofnode_parse_phandle_with_args(node, "phy-handle", NULL, 0, 0,
- &phandle);
- mdio_node = ofnode_get_parent(phandle.node);
-
- for (i = 0; i < TARGET_MDIO_MAX; i++) {
- if (ofnode_read_resource(mdio_node, i, &res)) {
- pr_err("%s: get OF resource failed\n", __func__);
- return NULL;
- }
-
- faddr = cpu_to_fdt32(res.start);
- phy_base[i] = ofnode_translate_address(mdio_node, &faddr);
- phy_size[i] = res.end - res.start;
- }
+ ++miim_count;
+ sprintf(bus->name, "miim-bus%d", miim_count);
- strcpy(bus->name, "miim-internal");
- miim[mdiobus_id].regs = ioremap(phy_base[mdiobus_id],
- phy_size[mdiobus_id]);
- bus->priv = &miim[mdiobus_id];
+ miim[miim_count].regs = ioremap(miim_base, miim_size);
+ miim[miim_count].miim_base = miim_base;
+ miim[miim_count].miim_size = miim_size;
+ bus->priv = &miim[miim_count];
bus->read = mscc_miim_read;
bus->write = mscc_miim_write;
if (mdio_register(bus))
return NULL;
- else
- return bus;
+
+ miim[miim_count].bus = bus;
+ return bus;
}
static void luton_stop(struct udevice *dev)
writel(ANA_PORT_VLAN_CFG_AWARE_ENA |
ANA_PORT_VLAN_CFG_POP_CNT(1) |
MAC_VID,
- priv->regs[ANA] + ANA_PORT_VLAN_CFG(port - PORT0));
+ priv->regs[ANA] + ANA_PORT_VLAN_CFG(port));
/* Enable switching to/from port */
- setbits_le32(priv->regs[SYS] + SYS_SWITCH_PORT_MODE(port - PORT0),
+ setbits_le32(priv->regs[SYS] + SYS_SWITCH_PORT_MODE(port),
SYS_SWITCH_PORT_MODE_PORT_ENA);
}
writel(ANA_PORT_VLAN_CFG_AWARE_ENA |
ANA_PORT_VLAN_CFG_POP_CNT(1) |
MAC_VID,
- priv->regs[ANA] + ANA_PORT_VLAN_CFG(port - PORT0));
+ priv->regs[ANA] + ANA_PORT_VLAN_CFG(port));
/* Enable switching to/from port */
- setbits_le32(priv->regs[SYS] + SYS_SWITCH_PORT_MODE(port - PORT0),
+ setbits_le32(priv->regs[SYS] + SYS_SWITCH_PORT_MODE(port),
SYS_SWITCH_PORT_MODE_PORT_ENA);
}
writel(ANA_PORT_VLAN_CFG_AWARE_ENA |
ANA_PORT_VLAN_CFG_POP_CNT(1) |
MAC_VID,
- priv->regs[ANA] + ANA_PORT_VLAN_CFG(port - PORT0));
+ priv->regs[ANA] + ANA_PORT_VLAN_CFG(port));
/* Enable switching to/from port */
- setbits_le32(priv->regs[SYS] + SYS_SWITCH_PORT_MODE(port - PORT0),
+ setbits_le32(priv->regs[SYS] + SYS_SWITCH_PORT_MODE(port),
SYS_SWITCH_PORT_MODE_PORT_ENA);
}
-static void serdes6g_write(struct luton_private *priv, u32 addr)
+static void serdes6g_write(void __iomem *base, u32 addr)
{
u32 data;
writel(HSIO_MCB_SERDES6G_CFG_WR_ONE_SHOT |
HSIO_MCB_SERDES6G_CFG_ADDR(addr),
- priv->regs[HSIO] + HSIO_MCB_SERDES6G_CFG);
+ base + HSIO_MCB_SERDES6G_CFG);
do {
- data = readl(priv->regs[HSIO] + HSIO_MCB_SERDES6G_CFG);
+ data = readl(base + HSIO_MCB_SERDES6G_CFG);
} while (data & HSIO_MCB_SERDES6G_CFG_WR_ONE_SHOT);
-
- mdelay(100);
}
-static void serdes6g_cfg(struct luton_private *priv)
+static void serdes6g_setup(void __iomem *base, uint32_t addr,
+ phy_interface_t interface)
{
writel(HSIO_RCOMP_CFG_CFG0_MODE_SEL(0x3) |
HSIO_RCOMP_CFG_CFG0_RUN_CAL,
- priv->regs[HSIO] + HSIO_RCOMP_CFG_CFG0);
+ base + HSIO_RCOMP_CFG_CFG0);
- while (readl(priv->regs[HSIO] + HSIO_RCOMP_STATUS) &
+ while (readl(base + HSIO_RCOMP_STATUS) &
HSIO_RCOMP_STATUS_BUSY)
;
HSIO_SERDES6G_ANA_CFG_OB_CFG_POST0(0x10) |
HSIO_SERDES6G_ANA_CFG_OB_CFG_POL |
HSIO_SERDES6G_ANA_CFG_OB_CFG_ENA1V_MODE,
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_OB_CFG);
+ base + HSIO_SERDES6G_ANA_CFG_OB_CFG);
writel(HSIO_SERDES6G_ANA_CFG_OB_CFG1_LEV(0x18) |
HSIO_SERDES6G_ANA_CFG_OB_CFG1_ENA_CAS(0x1),
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_OB_CFG1);
+ base + HSIO_SERDES6G_ANA_CFG_OB_CFG1);
writel(HSIO_SERDES6G_ANA_CFG_IB_CFG_RESISTOR_CTRL(0xc) |
HSIO_SERDES6G_ANA_CFG_IB_CFG_VBCOM(0x4) |
HSIO_SERDES6G_ANA_CFG_IB_CFG_VBAC(0x5) |
HSIO_SERDES6G_ANA_CFG_IB_CFG_RT(0xf) |
HSIO_SERDES6G_ANA_CFG_IB_CFG_RF(0x4),
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_IB_CFG);
+ base + HSIO_SERDES6G_ANA_CFG_IB_CFG);
writel(HSIO_SERDES6G_ANA_CFG_IB_CFG1_RST |
HSIO_SERDES6G_ANA_CFG_IB_CFG1_ENA_OFFSDC |
HSIO_SERDES6G_ANA_CFG_IB_CFG1_ENA_OFFSAC |
HSIO_SERDES6G_ANA_CFG_IB_CFG1_ANEG_MODE |
HSIO_SERDES6G_ANA_CFG_IB_CFG1_CHF |
HSIO_SERDES6G_ANA_CFG_IB_CFG1_C(0x4),
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_IB_CFG1);
+ base + HSIO_SERDES6G_ANA_CFG_IB_CFG1);
writel(HSIO_SERDES6G_ANA_CFG_DES_CFG_BW_ANA(0x5) |
HSIO_SERDES6G_ANA_CFG_DES_CFG_BW_HYST(0x5) |
HSIO_SERDES6G_ANA_CFG_DES_CFG_MBTR_CTRL(0x2) |
HSIO_SERDES6G_ANA_CFG_DES_CFG_PHS_CTRL(0x6),
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_DES_CFG);
+ base + HSIO_SERDES6G_ANA_CFG_DES_CFG);
writel(HSIO_SERDES6G_ANA_CFG_PLL_CFG_FSM_ENA |
HSIO_SERDES6G_ANA_CFG_PLL_CFG_FSM_CTRL_DATA(0x78),
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_PLL_CFG);
+ base + HSIO_SERDES6G_ANA_CFG_PLL_CFG);
writel(HSIO_SERDES6G_ANA_CFG_COMMON_CFG_IF_MODE(0x30) |
HSIO_SERDES6G_ANA_CFG_COMMON_CFG_ENA_LANE,
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_COMMON_CFG);
+ base + HSIO_SERDES6G_ANA_CFG_COMMON_CFG);
/*
* There are 4 serdes6g, configure all except serdes6g0, therefore
* the address is b1110
*/
- serdes6g_write(priv, 0xe);
+ serdes6g_write(base, addr);
- writel(readl(priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_COMMON_CFG) |
+ writel(readl(base + HSIO_SERDES6G_ANA_CFG_COMMON_CFG) |
HSIO_SERDES6G_ANA_CFG_COMMON_CFG_SYS_RST,
- priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_COMMON_CFG);
- serdes6g_write(priv, 0xe);
+ base + HSIO_SERDES6G_ANA_CFG_COMMON_CFG);
+ serdes6g_write(base, addr);
- clrbits_le32(priv->regs[HSIO] + HSIO_SERDES6G_ANA_CFG_IB_CFG1,
+ clrbits_le32(base + HSIO_SERDES6G_ANA_CFG_IB_CFG1,
HSIO_SERDES6G_ANA_CFG_IB_CFG1_RST);
writel(HSIO_SERDES6G_DIG_CFG_MISC_CFG_LANE_RST,
- priv->regs[HSIO] + HSIO_SERDES6G_DIG_CFG_MISC_CFG);
- serdes6g_write(priv, 0xe);
+ base + HSIO_SERDES6G_DIG_CFG_MISC_CFG);
+ serdes6g_write(base, addr);
+}
+
+static void serdes_setup(struct luton_private *priv)
+{
+ size_t mask;
+ int i = 0;
+
+ for (i = 0; i < MAX_PORT; ++i) {
+ if (!priv->ports[i].bus || priv->ports[i].serdes_index == 0xff)
+ continue;
+
+ mask = BIT(priv->ports[i].serdes_index);
+ serdes6g_setup(priv->regs[HSIO], mask, priv->ports[i].phy_mode);
+ }
}
static int luton_switch_init(struct luton_private *priv)
setbits_le32(priv->regs[SYS] + SYS_SYSTEM_RST_CFG,
SYS_SYSTEM_RST_CORE_ENA);
- /* Setup the Serdes6g macros */
- serdes6g_cfg(priv);
+ /* Setup the Serdes macros */
+ serdes_setup(priv);
return 0;
}
writel(2000000000 / 4,
priv->regs[SYS] + SYS_FRM_AGING);
- for (i = PORT0; i < MAX_PORT; i++) {
+ for (i = 0; i < MAX_PORT; i++) {
if (i < PORT10)
luton_gmii_port_init(priv, i);
else
return byte_cnt;
}
+static struct mii_dev *get_mdiobus(phys_addr_t base, unsigned long size)
+{
+ int i = 0;
+
+ for (i = 0; i < LUTON_MIIM_BUS_COUNT; ++i)
+ if (miim[i].miim_base == base && miim[i].miim_size == size)
+ return miim[i].bus;
+
+ return NULL;
+}
+
+static void add_port_entry(struct luton_private *priv, size_t index,
+ size_t phy_addr, struct mii_dev *bus,
+ u8 serdes_index, u8 phy_mode)
+{
+ priv->ports[index].phy_addr = phy_addr;
+ priv->ports[index].bus = bus;
+ priv->ports[index].serdes_index = serdes_index;
+ priv->ports[index].phy_mode = phy_mode;
+}
+
static int luton_probe(struct udevice *dev)
{
struct luton_private *priv = dev_get_priv(dev);
- int i;
-
- struct {
- enum luton_target id;
- char *name;
- } reg[] = {
- { PORT0, "port0" },
- { PORT1, "port1" },
- { PORT2, "port2" },
- { PORT3, "port3" },
- { PORT4, "port4" },
- { PORT5, "port5" },
- { PORT6, "port6" },
- { PORT7, "port7" },
- { PORT8, "port8" },
- { PORT9, "port9" },
- { PORT10, "port10" },
- { PORT11, "port11" },
- { PORT12, "port12" },
- { PORT13, "port13" },
- { PORT14, "port14" },
- { PORT15, "port15" },
- { PORT16, "port16" },
- { PORT17, "port17" },
- { PORT18, "port18" },
- { PORT19, "port19" },
- { PORT20, "port20" },
- { PORT21, "port21" },
- { PORT22, "port22" },
- { PORT23, "port23" },
- { SYS, "sys" },
- { ANA, "ana" },
- { REW, "rew" },
- { GCB, "gcb" },
- { QS, "qs" },
- { HSIO, "hsio" },
- };
+ int i, ret;
+ struct resource res;
+ fdt32_t faddr;
+ phys_addr_t addr_base;
+ unsigned long addr_size;
+ ofnode eth_node, node, mdio_node;
+ size_t phy_addr;
+ struct mii_dev *bus;
+ struct ofnode_phandle_args phandle;
+ struct phy_device *phy;
if (!priv)
return -EINVAL;
- for (i = 0; i < ARRAY_SIZE(reg); i++) {
- priv->regs[reg[i].id] = dev_remap_addr_name(dev, reg[i].name);
- if (!priv->regs[reg[i].id]) {
+ /* Get registers and map them to the private structure */
+ for (i = 0; i < ARRAY_SIZE(regs_names); i++) {
+ priv->regs[i] = dev_remap_addr_name(dev, regs_names[i]);
+ if (!priv->regs[i]) {
debug
("Error can't get regs base addresses for %s\n",
- reg[i].name);
+ regs_names[i]);
return -ENOMEM;
}
}
writel(0, priv->regs[GCB] + GCB_DEVCPU_RST_SOFT_CHIP_RST);
/* Ports with ext phy don't need to reset clk */
- for (i = PORT0; i < MAX_INT_PORT; i++) {
+ for (i = 0; i < MAX_INT_PORT; i++) {
if (i < PORT10)
clrbits_le32(priv->regs[i] + DEV_GMII_PORT_MODE_CLK,
DEV_GMII_PORT_MODE_CLK_PHY_RST);
GCB_MISC_STAT_PHY_READY, true, 500, false))
return -EACCES;
- priv->bus[INTERNAL] = luton_mdiobus_init(dev, INTERNAL);
- for (i = 0; i < MAX_INT_PORT; i++) {
- phy_connect(priv->bus[INTERNAL], i, dev,
- PHY_INTERFACE_MODE_NONE);
+ /* Initialize miim buses */
+ memset(&miim, 0x0, sizeof(miim) * LUTON_MIIM_BUS_COUNT);
+
+ /* iterate all the ports and find out on which bus they are */
+ i = 0;
+ eth_node = dev_read_first_subnode(dev);
+ for (node = ofnode_first_subnode(eth_node);
+ ofnode_valid(node);
+ node = ofnode_next_subnode(node)) {
+ if (ofnode_read_resource(node, 0, &res))
+ return -ENOMEM;
+ i = res.start;
+
+ ret = ofnode_parse_phandle_with_args(node, "phy-handle", NULL,
+ 0, 0, &phandle);
+ if (ret)
+ continue;
+
+ /* Get phy address on mdio bus */
+ if (ofnode_read_resource(phandle.node, 0, &res))
+ return -ENOMEM;
+ phy_addr = res.start;
+
+ /* Get mdio node */
+ mdio_node = ofnode_get_parent(phandle.node);
+
+ if (ofnode_read_resource(mdio_node, 0, &res))
+ return -ENOMEM;
+ faddr = cpu_to_fdt32(res.start);
+
+ addr_base = ofnode_translate_address(mdio_node, &faddr);
+ addr_size = res.end - res.start;
+
+ /* If the bus is new then create a new bus */
+ if (!get_mdiobus(addr_base, addr_size))
+ priv->bus[miim_count] =
+ serval_mdiobus_init(addr_base, addr_size);
+
+ /* Connect mdio bus with the port */
+ bus = get_mdiobus(addr_base, addr_size);
+
+ /* Get serdes info */
+ ret = ofnode_parse_phandle_with_args(node, "phys", NULL,
+ 3, 0, &phandle);
+ if (ret)
+ add_port_entry(priv, i, phy_addr, bus, 0xff, 0xff);
+ else
+ add_port_entry(priv, i, phy_addr, bus, phandle.args[1],
+ phandle.args[2]);
+ }
+
+ for (i = 0; i < MAX_PORT; i++) {
+ if (!priv->ports[i].bus)
+ continue;
+
+ phy = phy_connect(priv->ports[i].bus,
+ priv->ports[i].phy_addr, dev,
+ PHY_INTERFACE_MODE_NONE);
+ if (phy && i >= MAX_INT_PORT)
+ board_phy_config(phy);
}
/*
* coma_mode is need on only one phy, because all the other phys
* will be affected.
*/
- mscc_miim_write(priv->bus[INTERNAL], 0, 0, 31, 0x10);
- mscc_miim_write(priv->bus[INTERNAL], 0, 0, 14, 0x800);
- mscc_miim_write(priv->bus[INTERNAL], 0, 0, 31, 0);
+ mscc_miim_write(priv->ports[0].bus, 0, 0, 31, 0x10);
+ mscc_miim_write(priv->ports[0].bus, 0, 0, 14, 0x800);
+ mscc_miim_write(priv->ports[0].bus, 0, 0, 31, 0);
return 0;
}
struct luton_private *priv = dev_get_priv(dev);
int i;
- for (i = 0; i < NUM_PHY; i++) {
+ for (i = 0; i < LUTON_MIIM_BUS_COUNT; i++) {
mdio_unregister(priv->bus[i]);
mdio_free(priv->bus[i]);
}
#include <net.h>
#include <wait_bit.h>
-#include "mscc_miim.h"
#include "mscc_xfer.h"
#include "mscc_mac_table.h"
#define PHY_STAT 0x4
#define PHY_STAT_SUPERVISOR_COMPLETE BIT(0)
+#define GCB_MIIM_MII_STATUS 0x0
+#define GCB_MIIM_STAT_BUSY BIT(3)
+#define GCB_MIIM_MII_CMD 0x8
+#define GCB_MIIM_MII_CMD_SCAN BIT(0)
+#define GCB_MIIM_MII_CMD_OPR_WRITE BIT(1)
+#define GCB_MIIM_MII_CMD_OPR_READ BIT(2)
+#define GCB_MIIM_MII_CMD_SINGLE_SCAN BIT(3)
+#define GCB_MIIM_MII_CMD_WRDATA(x) ((x) << 4)
+#define GCB_MIIM_MII_CMD_REGAD(x) ((x) << 20)
+#define GCB_MIIM_MII_CMD_PHYAD(x) ((x) << 25)
+#define GCB_MIIM_MII_CMD_VLD BIT(31)
+#define GCB_MIIM_DATA 0xC
+#define GCB_MIIM_DATA_ERROR (0x3 << 16)
+
#define ANA_PORT_VLAN_CFG(x) (0x7000 + 0x100 * (x))
#define ANA_PORT_VLAN_CFG_AWARE_ENA BIT(20)
#define ANA_PORT_VLAN_CFG_POP_CNT(x) ((x) << 18)
#define ANA_PORT_PORT_CFG_RECV_ENA BIT(6)
#define ANA_PGID(x) (0x8c00 + 4 * (x))
+#define HSIO_ANA_SERDES1G_DES_CFG 0x4c
+#define HSIO_ANA_SERDES1G_DES_CFG_BW_HYST(x) ((x) << 1)
+#define HSIO_ANA_SERDES1G_DES_CFG_BW_ANA(x) ((x) << 5)
+#define HSIO_ANA_SERDES1G_DES_CFG_MBTR_CTRL(x) ((x) << 8)
+#define HSIO_ANA_SERDES1G_DES_CFG_PHS_CTRL(x) ((x) << 13)
+#define HSIO_ANA_SERDES1G_IB_CFG 0x50
+#define HSIO_ANA_SERDES1G_IB_CFG_RESISTOR_CTRL(x) (x)
+#define HSIO_ANA_SERDES1G_IB_CFG_EQ_GAIN(x) ((x) << 6)
+#define HSIO_ANA_SERDES1G_IB_CFG_ENA_OFFSET_COMP BIT(9)
+#define HSIO_ANA_SERDES1G_IB_CFG_ENA_DETLEV BIT(11)
+#define HSIO_ANA_SERDES1G_IB_CFG_ENA_CMV_TERM BIT(13)
+#define HSIO_ANA_SERDES1G_IB_CFG_ACJTAG_HYST(x) ((x) << 24)
+#define HSIO_ANA_SERDES1G_OB_CFG 0x54
+#define HSIO_ANA_SERDES1G_OB_CFG_RESISTOR_CTRL(x) (x)
+#define HSIO_ANA_SERDES1G_OB_CFG_VCM_CTRL(x) ((x) << 4)
+#define HSIO_ANA_SERDES1G_OB_CFG_CMM_BIAS_CTRL(x) ((x) << 10)
+#define HSIO_ANA_SERDES1G_OB_CFG_AMP_CTRL(x) ((x) << 13)
+#define HSIO_ANA_SERDES1G_OB_CFG_SLP(x) ((x) << 17)
+#define HSIO_ANA_SERDES1G_SER_CFG 0x58
+#define HSIO_ANA_SERDES1G_COMMON_CFG 0x5c
+#define HSIO_ANA_SERDES1G_COMMON_CFG_IF_MODE BIT(0)
+#define HSIO_ANA_SERDES1G_COMMON_CFG_ENA_LANE BIT(18)
+#define HSIO_ANA_SERDES1G_COMMON_CFG_SYS_RST BIT(31)
+#define HSIO_ANA_SERDES1G_PLL_CFG 0x60
+#define HSIO_ANA_SERDES1G_PLL_CFG_FSM_ENA BIT(7)
+#define HSIO_ANA_SERDES1G_PLL_CFG_FSM_CTRL_DATA(x) ((x) << 8)
+#define HSIO_ANA_SERDES1G_PLL_CFG_ENA_RC_DIV2 BIT(21)
+#define HSIO_DIG_SERDES1G_DFT_CFG0 0x68
+#define HSIO_DIG_SERDES1G_MISC_CFG 0x7c
+#define HSIO_DIG_SERDES1G_MISC_CFG_LANE_RST BIT(0)
+#define HSIO_MCB_SERDES1G_CFG 0x88
+#define HSIO_MCB_SERDES1G_CFG_WR_ONE_SHOT BIT(31)
+#define HSIO_MCB_SERDES1G_CFG_ADDR(x) (x)
+#define HSIO_HW_CFGSTAT_HW_CFG 0x10c
+
#define SYS_FRM_AGING 0x574
#define SYS_FRM_AGING_ENA BIT(20)
#define QS_INJ_GRP_CFG_BYTE_SWAP BIT(0)
#define IFH_INJ_BYPASS BIT(31)
-#define IFH_TAG_TYPE_C 0
-#define MAC_VID 1
+#define IFH_TAG_TYPE_C 0
+#define MAC_VID 1
#define CPU_PORT 11
-#define INTERNAL_PORT_MSK 0xF
+#define INTERNAL_PORT_MSK 0x2FF
#define IFH_LEN 4
#define ETH_ALEN 6
-#define PGID_BROADCAST 13
-#define PGID_UNICAST 14
-#define PGID_SRC 80
+#define PGID_BROADCAST 13
+#define PGID_UNICAST 14
+#define PGID_SRC 80
-enum ocelot_target {
- ANA,
- QS,
- QSYS,
+static const char * const regs_names[] = {
+ "port0", "port1", "port2", "port3", "port4", "port5", "port6", "port7",
+ "port8", "port9", "port10", "sys", "rew", "qs", "hsio", "qsys", "ana",
+};
+
+#define REGS_NAMES_COUNT ARRAY_SIZE(regs_names) + 1
+#define MAX_PORT 11
+
+enum ocelot_ctrl_regs {
+ SYS = MAX_PORT,
REW,
- SYS,
+ QS,
HSIO,
- PORT0,
- PORT1,
- PORT2,
- PORT3,
- TARGET_MAX,
+ QSYS,
+ ANA,
};
-#define MAX_PORT (PORT3 - PORT0)
+#define OCELOT_MIIM_BUS_COUNT 2
-enum ocelot_mdio_target {
- MIIM,
- PHY,
- TARGET_MDIO_MAX,
+struct ocelot_phy_port_t {
+ size_t phy_addr;
+ struct mii_dev *bus;
+ u8 serdes_index;
+ u8 phy_mode;
};
-enum ocelot_phy_id {
- INTERNAL,
- EXTERNAL,
- NUM_PHY,
+struct ocelot_private {
+ void __iomem *regs[REGS_NAMES_COUNT];
+ struct mii_dev *bus[OCELOT_MIIM_BUS_COUNT];
+ struct ocelot_phy_port_t ports[MAX_PORT];
};
-struct ocelot_private {
- void __iomem *regs[TARGET_MAX];
- struct mii_dev *bus[NUM_PHY];
+struct mscc_miim_dev {
+ void __iomem *regs;
+ phys_addr_t miim_base;
+ unsigned long miim_size;
+ struct mii_dev *bus;
};
+static struct mscc_miim_dev miim[OCELOT_MIIM_BUS_COUNT];
+static int miim_count = -1;
+
static const unsigned long ocelot_regs_qs[] = {
[MSCC_QS_XTR_RD] = 0x8,
[MSCC_QS_XTR_FLUSH] = 0x18,
[MSCC_ANA_TABLES_MACACCESS] = 0x8b3c,
};
-static struct mscc_miim_dev miim[NUM_PHY];
-
static void mscc_phy_reset(void)
{
- writel(0, miim[INTERNAL].phy_regs + PHY_CFG);
+ writel(0, BASE_DEVCPU_GCB + PERF_PHY_CFG + PHY_CFG);
writel(PHY_CFG_RST | PHY_CFG_COMMON_RST
- | PHY_CFG_ENA, miim[INTERNAL].phy_regs + PHY_CFG);
- if (wait_for_bit_le32(miim[INTERNAL].phy_regs + PHY_STAT,
- PHY_STAT_SUPERVISOR_COMPLETE,
+ | PHY_CFG_ENA, BASE_DEVCPU_GCB + PERF_PHY_CFG + PHY_CFG);
+ if (wait_for_bit_le32((const void *)(BASE_DEVCPU_GCB + PERF_PHY_CFG) +
+ PHY_STAT, PHY_STAT_SUPERVISOR_COMPLETE,
true, 2000, false)) {
pr_err("Timeout in phy reset\n");
}
}
-/* For now only setup the internal mdio bus */
-static struct mii_dev *ocelot_mdiobus_init(struct udevice *dev)
+static int mscc_miim_wait_ready(struct mscc_miim_dev *miim)
+{
+ return wait_for_bit_le32(miim->regs + GCB_MIIM_MII_STATUS,
+ GCB_MIIM_STAT_BUSY, false, 250, false);
+}
+
+static int mscc_miim_read(struct mii_dev *bus, int addr, int devad, int reg)
+{
+ struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
+ u32 val;
+ int ret;
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret)
+ goto out;
+
+ writel(GCB_MIIM_MII_CMD_VLD | GCB_MIIM_MII_CMD_PHYAD(addr) |
+ GCB_MIIM_MII_CMD_REGAD(reg) | GCB_MIIM_MII_CMD_OPR_READ,
+ miim->regs + GCB_MIIM_MII_CMD);
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret)
+ goto out;
+
+ val = readl(miim->regs + GCB_MIIM_DATA);
+ if (val & GCB_MIIM_DATA_ERROR) {
+ ret = -EIO;
+ goto out;
+ }
+
+ ret = val & 0xFFFF;
+ out:
+ return ret;
+}
+
+static int mscc_miim_write(struct mii_dev *bus, int addr, int devad, int reg,
+ u16 val)
+{
+ struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
+ int ret;
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret < 0)
+ goto out;
+
+ writel(GCB_MIIM_MII_CMD_VLD | GCB_MIIM_MII_CMD_PHYAD(addr) |
+ GCB_MIIM_MII_CMD_REGAD(reg) | GCB_MIIM_MII_CMD_WRDATA(val) |
+ GCB_MIIM_MII_CMD_OPR_WRITE, miim->regs + GCB_MIIM_MII_CMD);
+ out:
+ return ret;
+}
+
+static struct mii_dev *ocelot_mdiobus_init(phys_addr_t miim_base,
+ unsigned long miim_size)
{
- unsigned long phy_size[TARGET_MAX];
- phys_addr_t phy_base[TARGET_MAX];
- struct ofnode_phandle_args phandle;
- ofnode eth_node, node, mdio_node;
- struct resource res;
struct mii_dev *bus;
- fdt32_t faddr;
- int i;
bus = mdio_alloc();
if (!bus)
return NULL;
- /* gathered only the first mdio bus */
- eth_node = dev_read_first_subnode(dev);
- node = ofnode_first_subnode(eth_node);
- ofnode_parse_phandle_with_args(node, "phy-handle", NULL, 0, 0,
- &phandle);
- mdio_node = ofnode_get_parent(phandle.node);
-
- for (i = 0; i < TARGET_MDIO_MAX; i++) {
- if (ofnode_read_resource(mdio_node, i, &res)) {
- pr_err("%s: get OF resource failed\n", __func__);
- return NULL;
- }
- faddr = cpu_to_fdt32(res.start);
- phy_base[i] = ofnode_translate_address(mdio_node, &faddr);
- phy_size[i] = res.end - res.start;
- }
+ ++miim_count;
+ sprintf(bus->name, "miim-bus%d", miim_count);
- strcpy(bus->name, "miim-internal");
- miim[INTERNAL].phy_regs = ioremap(phy_base[PHY], phy_size[PHY]);
- miim[INTERNAL].regs = ioremap(phy_base[MIIM], phy_size[MIIM]);
- bus->priv = &miim[INTERNAL];
+ miim[miim_count].regs = ioremap(miim_base, miim_size);
+ miim[miim_count].miim_base = miim_base;
+ miim[miim_count].miim_size = miim_size;
+ bus->priv = &miim[miim_count];
bus->read = mscc_miim_read;
bus->write = mscc_miim_write;
if (mdio_register(bus))
return NULL;
- else
- return bus;
+
+ miim[miim_count].bus = bus;
+ return bus;
}
__weak void mscc_switch_reset(void)
/* Make VLAN aware for CPU traffic */
writel(ANA_PORT_VLAN_CFG_AWARE_ENA | ANA_PORT_VLAN_CFG_POP_CNT(1) |
- MAC_VID, priv->regs[ANA] + ANA_PORT_VLAN_CFG(port - PORT0));
+ MAC_VID, priv->regs[ANA] + ANA_PORT_VLAN_CFG(port));
/* Enable the port in the core */
- setbits_le32(priv->regs[QSYS] + QSYS_SWITCH_PORT_MODE(port - PORT0),
+ setbits_le32(priv->regs[QSYS] + QSYS_SWITCH_PORT_MODE(port),
QSYS_SWITCH_PORT_MODE_PORT_ENA);
}
+static void serdes1g_write(void __iomem *base, u32 addr)
+{
+ u32 data;
+
+ writel(HSIO_MCB_SERDES1G_CFG_WR_ONE_SHOT |
+ HSIO_MCB_SERDES1G_CFG_ADDR(addr),
+ base + HSIO_MCB_SERDES1G_CFG);
+
+ do {
+ data = readl(base + HSIO_MCB_SERDES1G_CFG);
+ } while (data & HSIO_MCB_SERDES1G_CFG_WR_ONE_SHOT);
+}
+
+static void serdes1g_setup(void __iomem *base, uint32_t addr,
+ phy_interface_t interface)
+{
+ writel(0x34, base + HSIO_HW_CFGSTAT_HW_CFG);
+
+ writel(0x0, base + HSIO_ANA_SERDES1G_SER_CFG);
+ writel(0x0, base + HSIO_DIG_SERDES1G_DFT_CFG0);
+ writel(HSIO_ANA_SERDES1G_IB_CFG_RESISTOR_CTRL(11) |
+ HSIO_ANA_SERDES1G_IB_CFG_EQ_GAIN(0) |
+ HSIO_ANA_SERDES1G_IB_CFG_ENA_OFFSET_COMP |
+ HSIO_ANA_SERDES1G_IB_CFG_ENA_CMV_TERM |
+ HSIO_ANA_SERDES1G_IB_CFG_ACJTAG_HYST(1),
+ base + HSIO_ANA_SERDES1G_IB_CFG);
+ writel(HSIO_ANA_SERDES1G_DES_CFG_BW_HYST(7) |
+ HSIO_ANA_SERDES1G_DES_CFG_BW_ANA(6) |
+ HSIO_ANA_SERDES1G_DES_CFG_MBTR_CTRL(2) |
+ HSIO_ANA_SERDES1G_DES_CFG_PHS_CTRL(6),
+ base + HSIO_ANA_SERDES1G_DES_CFG);
+ writel(HSIO_ANA_SERDES1G_OB_CFG_RESISTOR_CTRL(1) |
+ HSIO_ANA_SERDES1G_OB_CFG_VCM_CTRL(4) |
+ HSIO_ANA_SERDES1G_OB_CFG_CMM_BIAS_CTRL(2) |
+ HSIO_ANA_SERDES1G_OB_CFG_AMP_CTRL(12) |
+ HSIO_ANA_SERDES1G_OB_CFG_SLP(3),
+ base + HSIO_ANA_SERDES1G_OB_CFG);
+ writel(HSIO_ANA_SERDES1G_COMMON_CFG_IF_MODE |
+ HSIO_ANA_SERDES1G_COMMON_CFG_ENA_LANE,
+ base + HSIO_ANA_SERDES1G_COMMON_CFG);
+ writel(HSIO_ANA_SERDES1G_PLL_CFG_FSM_ENA |
+ HSIO_ANA_SERDES1G_PLL_CFG_FSM_CTRL_DATA(200) |
+ HSIO_ANA_SERDES1G_PLL_CFG_ENA_RC_DIV2,
+ base + HSIO_ANA_SERDES1G_PLL_CFG);
+ writel(HSIO_DIG_SERDES1G_MISC_CFG_LANE_RST,
+ base + HSIO_DIG_SERDES1G_MISC_CFG);
+
+ serdes1g_write(base, addr);
+
+ writel(HSIO_ANA_SERDES1G_COMMON_CFG_IF_MODE |
+ HSIO_ANA_SERDES1G_COMMON_CFG_ENA_LANE |
+ HSIO_ANA_SERDES1G_COMMON_CFG_SYS_RST,
+ base + HSIO_ANA_SERDES1G_COMMON_CFG);
+ serdes1g_write(base, addr);
+
+ writel(0x0, base + HSIO_DIG_SERDES1G_MISC_CFG);
+ serdes1g_write(base, addr);
+}
+
+static void serdes_setup(struct ocelot_private *priv)
+{
+ size_t mask;
+ int i = 0;
+
+ for (i = 0; i < MAX_PORT; ++i) {
+ if (!priv->ports[i].bus || priv->ports[i].serdes_index == 0xff)
+ continue;
+
+ mask = BIT(priv->ports[i].serdes_index);
+ serdes1g_setup(priv->regs[HSIO], mask,
+ priv->ports[i].phy_mode);
+ }
+}
+
static int ocelot_switch_init(struct ocelot_private *priv)
{
/* Reset switch & memories */
setbits_le32(priv->regs[SYS] + SYS_SYSTEM_RST_CFG,
SYS_SYSTEM_RST_CORE_ENA);
+ serdes_setup(priv);
return 0;
}
* Put fron ports in "port isolation modes" - i.e. they cant send
* to other ports - via the PGID sorce masks.
*/
- for (i = 0; i <= MAX_PORT; i++)
+ for (i = 0; i < MAX_PORT; i++)
writel(0, priv->regs[ANA] + ANA_PGID(PGID_SRC + i));
/* Flush queues */
writel(SYS_FRM_AGING_ENA | (20000000 / 65),
priv->regs[SYS] + SYS_FRM_AGING);
- for (i = PORT0; i <= PORT3; i++)
+ for (i = 0; i < MAX_PORT; i++)
ocelot_port_init(priv, i);
ocelot_cpu_capture_setup(priv);
return byte_cnt;
}
+static struct mii_dev *get_mdiobus(phys_addr_t base, unsigned long size)
+{
+ int i = 0;
+
+ for (i = 0; i < OCELOT_MIIM_BUS_COUNT; ++i)
+ if (miim[i].miim_base == base && miim[i].miim_size == size)
+ return miim[i].bus;
+
+ return NULL;
+}
+
+static void add_port_entry(struct ocelot_private *priv, size_t index,
+ size_t phy_addr, struct mii_dev *bus,
+ u8 serdes_index, u8 phy_mode)
+{
+ priv->ports[index].phy_addr = phy_addr;
+ priv->ports[index].bus = bus;
+ priv->ports[index].serdes_index = serdes_index;
+ priv->ports[index].phy_mode = phy_mode;
+}
+
+static int external_bus(struct ocelot_private *priv, size_t port_index)
+{
+ return priv->ports[port_index].serdes_index != 0xff;
+}
+
static int ocelot_probe(struct udevice *dev)
{
struct ocelot_private *priv = dev_get_priv(dev);
- int ret, i;
+ int i, ret;
+ struct resource res;
+ fdt32_t faddr;
+ phys_addr_t addr_base;
+ unsigned long addr_size;
+ ofnode eth_node, node, mdio_node;
+ size_t phy_addr;
+ struct mii_dev *bus;
+ struct ofnode_phandle_args phandle;
+ struct phy_device *phy;
+
+ if (!priv)
+ return -EINVAL;
- struct {
- enum ocelot_target id;
- char *name;
- } reg[] = {
- { SYS, "sys" },
- { REW, "rew" },
- { QSYS, "qsys" },
- { ANA, "ana" },
- { QS, "qs" },
- { HSIO, "hsio" },
- { PORT0, "port0" },
- { PORT1, "port1" },
- { PORT2, "port2" },
- { PORT3, "port3" },
- };
-
- for (i = 0; i < ARRAY_SIZE(reg); i++) {
- priv->regs[reg[i].id] = dev_remap_addr_name(dev, reg[i].name);
- if (!priv->regs[reg[i].id]) {
- pr_err
- ("Error %d: can't get regs base addresses for %s\n",
- ret, reg[i].name);
+ for (i = 0; i < ARRAY_SIZE(regs_names); i++) {
+ priv->regs[i] = dev_remap_addr_name(dev, regs_names[i]);
+ if (!priv->regs[i]) {
+ debug
+ ("Error can't get regs base addresses for %s\n",
+ regs_names[i]);
return -ENOMEM;
}
}
- priv->bus[INTERNAL] = ocelot_mdiobus_init(dev);
+ /* Initialize miim buses */
+ memset(&miim, 0x0, sizeof(struct mscc_miim_dev) *
+ OCELOT_MIIM_BUS_COUNT);
+
+ /* iterate all the ports and find out on which bus they are */
+ i = 0;
+ eth_node = dev_read_first_subnode(dev);
+ for (node = ofnode_first_subnode(eth_node); ofnode_valid(node);
+ node = ofnode_next_subnode(node)) {
+ if (ofnode_read_resource(node, 0, &res))
+ return -ENOMEM;
+ i = res.start;
+
+ ofnode_parse_phandle_with_args(node, "phy-handle", NULL, 0, 0,
+ &phandle);
+
+ /* Get phy address on mdio bus */
+ if (ofnode_read_resource(phandle.node, 0, &res))
+ return -ENOMEM;
+ phy_addr = res.start;
+
+ /* Get mdio node */
+ mdio_node = ofnode_get_parent(phandle.node);
+
+ if (ofnode_read_resource(mdio_node, 0, &res))
+ return -ENOMEM;
+ faddr = cpu_to_fdt32(res.start);
+
+ addr_base = ofnode_translate_address(mdio_node, &faddr);
+ addr_size = res.end - res.start;
+
+ /* If the bus is new then create a new bus */
+ if (!get_mdiobus(addr_base, addr_size))
+ priv->bus[miim_count] =
+ ocelot_mdiobus_init(addr_base, addr_size);
+
+ /* Connect mdio bus with the port */
+ bus = get_mdiobus(addr_base, addr_size);
+
+ /* Get serdes info */
+ ret = ofnode_parse_phandle_with_args(node, "phys", NULL,
+ 3, 0, &phandle);
+ if (ret)
+ add_port_entry(priv, i, phy_addr, bus, 0xff, 0xff);
+ else
+ add_port_entry(priv, i, phy_addr, bus, phandle.args[1],
+ phandle.args[2]);
+ }
+
mscc_phy_reset();
- for (i = 0; i < 4; i++) {
- phy_connect(priv->bus[INTERNAL], i, dev,
- PHY_INTERFACE_MODE_NONE);
+ for (i = 0; i < MAX_PORT; i++) {
+ if (!priv->ports[i].bus)
+ continue;
+
+ phy = phy_connect(priv->ports[i].bus,
+ priv->ports[i].phy_addr, dev,
+ PHY_INTERFACE_MODE_NONE);
+ if (phy && external_bus(priv, i))
+ board_phy_config(phy);
}
return 0;
struct ocelot_private *priv = dev_get_priv(dev);
int i;
- for (i = 0; i < NUM_PHY; i++) {
+ for (i = 0; i < OCELOT_MIIM_BUS_COUNT; i++) {
mdio_unregister(priv->bus[i]);
mdio_free(priv->bus[i]);
}
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2019 Microsemi Corporation
+ */
+
+#include <common.h>
+#include <config.h>
+#include <dm.h>
+#include <dm/of_access.h>
+#include <dm/of_addr.h>
+#include <fdt_support.h>
+#include <linux/io.h>
+#include <linux/ioport.h>
+#include <miiphy.h>
+#include <net.h>
+#include <wait_bit.h>
+
+#include "mscc_xfer.h"
+#include "mscc_mac_table.h"
+
+#define GCB_MIIM_MII_STATUS 0x0
+#define GCB_MIIM_STAT_BUSY BIT(3)
+#define GCB_MIIM_MII_CMD 0x8
+#define GCB_MIIM_MII_CMD_OPR_WRITE BIT(1)
+#define GCB_MIIM_MII_CMD_OPR_READ BIT(2)
+#define GCB_MIIM_MII_CMD_WRDATA(x) ((x) << 4)
+#define GCB_MIIM_MII_CMD_REGAD(x) ((x) << 20)
+#define GCB_MIIM_MII_CMD_PHYAD(x) ((x) << 25)
+#define GCB_MIIM_MII_CMD_VLD BIT(31)
+#define GCB_MIIM_DATA 0xC
+#define GCB_MIIM_DATA_ERROR (0x2 << 16)
+
+#define ANA_PORT_VLAN_CFG(x) (0xc000 + 0x100 * (x))
+#define ANA_PORT_VLAN_CFG_AWARE_ENA BIT(20)
+#define ANA_PORT_VLAN_CFG_POP_CNT(x) ((x) << 18)
+#define ANA_PORT_PORT_CFG(x) (0xc070 + 0x100 * (x))
+#define ANA_PORT_PORT_CFG_RECV_ENA BIT(6)
+#define ANA_PGID(x) (0x9c00 + 4 * (x))
+
+#define HSIO_ANA_SERDES1G_DES_CFG 0x3c
+#define HSIO_ANA_SERDES1G_DES_CFG_BW_HYST(x) ((x) << 1)
+#define HSIO_ANA_SERDES1G_DES_CFG_BW_ANA(x) ((x) << 5)
+#define HSIO_ANA_SERDES1G_DES_CFG_MBTR_CTRL(x) ((x) << 8)
+#define HSIO_ANA_SERDES1G_DES_CFG_PHS_CTRL(x) ((x) << 13)
+#define HSIO_ANA_SERDES1G_IB_CFG 0x40
+#define HSIO_ANA_SERDES1G_IB_CFG_RESISTOR_CTRL(x) (x)
+#define HSIO_ANA_SERDES1G_IB_CFG_EQ_GAIN(x) ((x) << 6)
+#define HSIO_ANA_SERDES1G_IB_CFG_ENA_OFFSET_COMP BIT(9)
+#define HSIO_ANA_SERDES1G_IB_CFG_ENA_DETLEV BIT(11)
+#define HSIO_ANA_SERDES1G_IB_CFG_ENA_CMV_TERM BIT(13)
+#define HSIO_ANA_SERDES1G_IB_CFG_DET_LEV(x) ((x) << 19)
+#define HSIO_ANA_SERDES1G_IB_CFG_ACJTAG_HYST(x) ((x) << 24)
+#define HSIO_ANA_SERDES1G_OB_CFG 0x44
+#define HSIO_ANA_SERDES1G_OB_CFG_RESISTOR_CTRL(x) (x)
+#define HSIO_ANA_SERDES1G_OB_CFG_VCM_CTRL(x) ((x) << 4)
+#define HSIO_ANA_SERDES1G_OB_CFG_CMM_BIAS_CTRL(x) ((x) << 10)
+#define HSIO_ANA_SERDES1G_OB_CFG_AMP_CTRL(x) ((x) << 13)
+#define HSIO_ANA_SERDES1G_OB_CFG_SLP(x) ((x) << 17)
+#define HSIO_ANA_SERDES1G_SER_CFG 0x48
+#define HSIO_ANA_SERDES1G_COMMON_CFG 0x4c
+#define HSIO_ANA_SERDES1G_COMMON_CFG_IF_MODE BIT(0)
+#define HSIO_ANA_SERDES1G_COMMON_CFG_ENA_LANE BIT(18)
+#define HSIO_ANA_SERDES1G_COMMON_CFG_SYS_RST BIT(31)
+#define HSIO_ANA_SERDES1G_PLL_CFG 0x50
+#define HSIO_ANA_SERDES1G_PLL_CFG_FSM_ENA BIT(7)
+#define HSIO_ANA_SERDES1G_PLL_CFG_FSM_CTRL_DATA(x) ((x) << 8)
+#define HSIO_ANA_SERDES1G_PLL_CFG_ENA_RC_DIV2 BIT(21)
+#define HSIO_DIG_SERDES1G_DFT_CFG0 0x58
+#define HSIO_DIG_SERDES1G_MISC_CFG 0x6c
+#define HSIO_DIG_SERDES1G_MISC_CFG_LANE_RST BIT(0)
+#define HSIO_MCB_SERDES1G_CFG 0x74
+#define HSIO_MCB_SERDES1G_CFG_WR_ONE_SHOT BIT(31)
+#define HSIO_MCB_SERDES1G_CFG_ADDR(x) (x)
+
+#define SYS_FRM_AGING 0x584
+#define SYS_FRM_AGING_ENA BIT(20)
+#define SYS_SYSTEM_RST_CFG 0x518
+#define SYS_SYSTEM_RST_MEM_INIT BIT(5)
+#define SYS_SYSTEM_RST_MEM_ENA BIT(6)
+#define SYS_SYSTEM_RST_CORE_ENA BIT(7)
+#define SYS_PORT_MODE(x) (0x524 + 0x4 * (x))
+#define SYS_PORT_MODE_INCL_INJ_HDR(x) ((x) << 4)
+#define SYS_PORT_MODE_INCL_XTR_HDR(x) ((x) << 2)
+#define SYS_PAUSE_CFG(x) (0x65c + 0x4 * (x))
+#define SYS_PAUSE_CFG_PAUSE_ENA BIT(0)
+
+#define QSYS_SWITCH_PORT_MODE(x) (0x15a34 + 0x4 * (x))
+#define QSYS_SWITCH_PORT_MODE_PORT_ENA BIT(13)
+#define QSYS_EGR_NO_SHARING 0x15a9c
+#define QSYS_QMAP 0x15adc
+
+/* Port registers */
+#define DEV_CLOCK_CFG 0x0
+#define DEV_CLOCK_CFG_LINK_SPEED_1000 1
+#define DEV_MAC_ENA_CFG 0x10
+#define DEV_MAC_ENA_CFG_RX_ENA BIT(4)
+#define DEV_MAC_ENA_CFG_TX_ENA BIT(0)
+#define DEV_MAC_IFG_CFG 0x24
+#define DEV_MAC_IFG_CFG_TX_IFG(x) ((x) << 8)
+#define DEV_MAC_IFG_CFG_RX_IFG2(x) ((x) << 4)
+#define DEV_MAC_IFG_CFG_RX_IFG1(x) (x)
+#define PCS1G_CFG 0x3c
+#define PCS1G_MODE_CFG_SGMII_MODE_ENA BIT(0)
+#define PCS1G_MODE_CFG 0x40
+#define PCS1G_SD_CFG 0x44
+#define PCS1G_ANEG_CFG 0x48
+#define PCS1G_ANEG_CFG_ADV_ABILITY(x) ((x) << 16)
+
+#define QS_XTR_GRP_CFG(x) (4 * (x))
+#define QS_XTR_GRP_CFG_MODE(x) ((x) << 2)
+#define QS_XTR_GRP_CFG_BYTE_SWAP BIT(0)
+#define QS_INJ_GRP_CFG(x) (0x24 + (x) * 4)
+#define QS_INJ_GRP_CFG_MODE(x) ((x) << 2)
+#define QS_INJ_GRP_CFG_BYTE_SWAP BIT(0)
+
+#define IFH_INJ_BYPASS BIT(31)
+#define IFH_TAG_TYPE_C 0
+#define MAC_VID 1
+#define CPU_PORT 11
+#define INTERNAL_PORT_MSK 0xFF
+#define IFH_LEN 4
+#define ETH_ALEN 6
+#define PGID_BROADCAST 13
+#define PGID_UNICAST 14
+
+static const char *const regs_names[] = {
+ "port0", "port1", "port2", "port3", "port4", "port5", "port6",
+ "port7", "port8", "port9", "port10",
+ "ana", "qs", "qsys", "rew", "sys", "hsio",
+};
+
+#define REGS_NAMES_COUNT ARRAY_SIZE(regs_names) + 1
+#define MAX_PORT 11
+
+enum serval_ctrl_regs {
+ ANA = MAX_PORT,
+ QS,
+ QSYS,
+ REW,
+ SYS,
+ HSIO,
+};
+
+#define SERVAL_MIIM_BUS_COUNT 2
+
+struct serval_phy_port_t {
+ size_t phy_addr;
+ struct mii_dev *bus;
+ u8 serdes_index;
+ u8 phy_mode;
+};
+
+struct serval_private {
+ void __iomem *regs[REGS_NAMES_COUNT];
+ struct mii_dev *bus[SERVAL_MIIM_BUS_COUNT];
+ struct serval_phy_port_t ports[MAX_PORT];
+};
+
+struct mscc_miim_dev {
+ void __iomem *regs;
+ phys_addr_t miim_base;
+ unsigned long miim_size;
+ struct mii_dev *bus;
+};
+
+static const unsigned long serval_regs_qs[] = {
+ [MSCC_QS_XTR_RD] = 0x8,
+ [MSCC_QS_XTR_FLUSH] = 0x18,
+ [MSCC_QS_XTR_DATA_PRESENT] = 0x1c,
+ [MSCC_QS_INJ_WR] = 0x2c,
+ [MSCC_QS_INJ_CTRL] = 0x34,
+};
+
+static const unsigned long serval_regs_ana_table[] = {
+ [MSCC_ANA_TABLES_MACHDATA] = 0x9b34,
+ [MSCC_ANA_TABLES_MACLDATA] = 0x9b38,
+ [MSCC_ANA_TABLES_MACACCESS] = 0x9b3c,
+};
+
+static struct mscc_miim_dev miim[SERVAL_MIIM_BUS_COUNT];
+static int miim_count = -1;
+
+static int mscc_miim_wait_ready(struct mscc_miim_dev *miim)
+{
+ return wait_for_bit_le32(miim->regs + GCB_MIIM_MII_STATUS,
+ GCB_MIIM_STAT_BUSY, false, 250, false);
+}
+
+static int mscc_miim_read(struct mii_dev *bus, int addr, int devad, int reg)
+{
+ struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
+ u32 val;
+ int ret;
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret)
+ goto out;
+
+ writel(GCB_MIIM_MII_CMD_VLD | GCB_MIIM_MII_CMD_PHYAD(addr) |
+ GCB_MIIM_MII_CMD_REGAD(reg) | GCB_MIIM_MII_CMD_OPR_READ,
+ miim->regs + GCB_MIIM_MII_CMD);
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret)
+ goto out;
+
+ val = readl(miim->regs + GCB_MIIM_DATA);
+ if (val & GCB_MIIM_DATA_ERROR) {
+ ret = -EIO;
+ goto out;
+ }
+
+ ret = val & 0xFFFF;
+ out:
+ return ret;
+}
+
+static int mscc_miim_write(struct mii_dev *bus, int addr, int devad, int reg,
+ u16 val)
+{
+ struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
+ int ret;
+
+ ret = mscc_miim_wait_ready(miim);
+ if (ret < 0)
+ goto out;
+
+ writel(GCB_MIIM_MII_CMD_VLD | GCB_MIIM_MII_CMD_PHYAD(addr) |
+ GCB_MIIM_MII_CMD_REGAD(reg) | GCB_MIIM_MII_CMD_WRDATA(val) |
+ GCB_MIIM_MII_CMD_OPR_WRITE, miim->regs + GCB_MIIM_MII_CMD);
+ out:
+ return ret;
+}
+
+static struct mii_dev *serval_mdiobus_init(phys_addr_t miim_base,
+ unsigned long miim_size)
+{
+ struct mii_dev *bus;
+
+ bus = mdio_alloc();
+ if (!bus)
+ return NULL;
+
+ ++miim_count;
+ sprintf(bus->name, "miim-bus%d", miim_count);
+
+ miim[miim_count].regs = ioremap(miim_base, miim_size);
+ miim[miim_count].miim_base = miim_base;
+ miim[miim_count].miim_size = miim_size;
+ bus->priv = &miim[miim_count];
+ bus->read = mscc_miim_read;
+ bus->write = mscc_miim_write;
+
+ if (mdio_register(bus))
+ return NULL;
+
+ miim[miim_count].bus = bus;
+ return bus;
+}
+
+static void serval_cpu_capture_setup(struct serval_private *priv)
+{
+ int i;
+
+ /* map the 8 CPU extraction queues to CPU port 11 */
+ writel(0, priv->regs[QSYS] + QSYS_QMAP);
+
+ for (i = 0; i <= 1; i++) {
+ /*
+ * Do byte-swap and expect status after last data word
+ * Extraction: Mode: manual extraction) | Byte_swap
+ */
+ writel(QS_XTR_GRP_CFG_MODE(1) | QS_XTR_GRP_CFG_BYTE_SWAP,
+ priv->regs[QS] + QS_XTR_GRP_CFG(i));
+ /*
+ * Injection: Mode: manual extraction | Byte_swap
+ */
+ writel(QS_INJ_GRP_CFG_MODE(1) | QS_INJ_GRP_CFG_BYTE_SWAP,
+ priv->regs[QS] + QS_INJ_GRP_CFG(i));
+ }
+
+ for (i = 0; i <= 1; i++)
+ /* Enable IFH insertion/parsing on CPU ports */
+ writel(SYS_PORT_MODE_INCL_INJ_HDR(1) |
+ SYS_PORT_MODE_INCL_XTR_HDR(1),
+ priv->regs[SYS] + SYS_PORT_MODE(CPU_PORT + i));
+ /*
+ * Setup the CPU port as VLAN aware to support switching frames
+ * based on tags
+ */
+ writel(ANA_PORT_VLAN_CFG_AWARE_ENA | ANA_PORT_VLAN_CFG_POP_CNT(1) |
+ MAC_VID, priv->regs[ANA] + ANA_PORT_VLAN_CFG(CPU_PORT));
+
+ /* Disable learning (only RECV_ENA must be set) */
+ writel(ANA_PORT_PORT_CFG_RECV_ENA,
+ priv->regs[ANA] + ANA_PORT_PORT_CFG(CPU_PORT));
+
+ /* Enable switching to/from cpu port */
+ setbits_le32(priv->regs[QSYS] + QSYS_SWITCH_PORT_MODE(CPU_PORT),
+ QSYS_SWITCH_PORT_MODE_PORT_ENA);
+
+ /* No pause on CPU port - not needed (off by default) */
+ clrbits_le32(priv->regs[SYS] + SYS_PAUSE_CFG(CPU_PORT),
+ SYS_PAUSE_CFG_PAUSE_ENA);
+
+ setbits_le32(priv->regs[QSYS] + QSYS_EGR_NO_SHARING, BIT(CPU_PORT));
+}
+
+static void serval_port_init(struct serval_private *priv, int port)
+{
+ void __iomem *regs = priv->regs[port];
+
+ /* Enable PCS */
+ writel(PCS1G_MODE_CFG_SGMII_MODE_ENA, regs + PCS1G_CFG);
+
+ /* Disable Signal Detect */
+ writel(0, regs + PCS1G_SD_CFG);
+
+ /* Enable MAC RX and TX */
+ writel(DEV_MAC_ENA_CFG_RX_ENA | DEV_MAC_ENA_CFG_TX_ENA,
+ regs + DEV_MAC_ENA_CFG);
+
+ /* Clear sgmii_mode_ena */
+ writel(0, regs + PCS1G_MODE_CFG);
+
+ /*
+ * Clear sw_resolve_ena(bit 0) and set adv_ability to
+ * something meaningful just in case
+ */
+ writel(PCS1G_ANEG_CFG_ADV_ABILITY(0x20), regs + PCS1G_ANEG_CFG);
+
+ /* Set MAC IFG Gaps */
+ writel(DEV_MAC_IFG_CFG_TX_IFG(5) | DEV_MAC_IFG_CFG_RX_IFG1(5) |
+ DEV_MAC_IFG_CFG_RX_IFG2(1), regs + DEV_MAC_IFG_CFG);
+
+ /* Set link speed and release all resets */
+ writel(DEV_CLOCK_CFG_LINK_SPEED_1000, regs + DEV_CLOCK_CFG);
+
+ /* Make VLAN aware for CPU traffic */
+ writel(ANA_PORT_VLAN_CFG_AWARE_ENA | ANA_PORT_VLAN_CFG_POP_CNT(1) |
+ MAC_VID, priv->regs[ANA] + ANA_PORT_VLAN_CFG(port));
+
+ /* Enable the port in the core */
+ setbits_le32(priv->regs[QSYS] + QSYS_SWITCH_PORT_MODE(port),
+ QSYS_SWITCH_PORT_MODE_PORT_ENA);
+}
+
+static void serdes_write(void __iomem *base, u32 addr)
+{
+ u32 data;
+
+ writel(HSIO_MCB_SERDES1G_CFG_WR_ONE_SHOT |
+ HSIO_MCB_SERDES1G_CFG_ADDR(addr),
+ base + HSIO_MCB_SERDES1G_CFG);
+
+ do {
+ data = readl(base + HSIO_MCB_SERDES1G_CFG);
+ } while (data & HSIO_MCB_SERDES1G_CFG_WR_ONE_SHOT);
+
+ mdelay(100);
+}
+
+static void serdes1g_setup(void __iomem *base, uint32_t addr,
+ phy_interface_t interface)
+{
+ writel(0x0, base + HSIO_ANA_SERDES1G_SER_CFG);
+ writel(0x0, base + HSIO_DIG_SERDES1G_DFT_CFG0);
+ writel(HSIO_ANA_SERDES1G_IB_CFG_RESISTOR_CTRL(11) |
+ HSIO_ANA_SERDES1G_IB_CFG_EQ_GAIN(0) |
+ HSIO_ANA_SERDES1G_IB_CFG_ENA_OFFSET_COMP |
+ HSIO_ANA_SERDES1G_IB_CFG_ENA_CMV_TERM |
+ HSIO_ANA_SERDES1G_IB_CFG_ACJTAG_HYST(1),
+ base + HSIO_ANA_SERDES1G_IB_CFG);
+ writel(HSIO_ANA_SERDES1G_DES_CFG_BW_HYST(7) |
+ HSIO_ANA_SERDES1G_DES_CFG_BW_ANA(6) |
+ HSIO_ANA_SERDES1G_DES_CFG_MBTR_CTRL(2) |
+ HSIO_ANA_SERDES1G_DES_CFG_PHS_CTRL(6),
+ base + HSIO_ANA_SERDES1G_DES_CFG);
+ writel(HSIO_ANA_SERDES1G_OB_CFG_RESISTOR_CTRL(1) |
+ HSIO_ANA_SERDES1G_OB_CFG_VCM_CTRL(4) |
+ HSIO_ANA_SERDES1G_OB_CFG_CMM_BIAS_CTRL(2) |
+ HSIO_ANA_SERDES1G_OB_CFG_AMP_CTRL(12) |
+ HSIO_ANA_SERDES1G_OB_CFG_SLP(3),
+ base + HSIO_ANA_SERDES1G_OB_CFG);
+ writel(HSIO_ANA_SERDES1G_COMMON_CFG_IF_MODE |
+ HSIO_ANA_SERDES1G_COMMON_CFG_ENA_LANE,
+ base + HSIO_ANA_SERDES1G_COMMON_CFG);
+ writel(HSIO_ANA_SERDES1G_PLL_CFG_FSM_ENA |
+ HSIO_ANA_SERDES1G_PLL_CFG_FSM_CTRL_DATA(200) |
+ HSIO_ANA_SERDES1G_PLL_CFG_ENA_RC_DIV2,
+ base + HSIO_ANA_SERDES1G_PLL_CFG);
+ writel(HSIO_DIG_SERDES1G_MISC_CFG_LANE_RST,
+ base + HSIO_DIG_SERDES1G_MISC_CFG);
+ serdes_write(base, addr);
+
+ writel(HSIO_ANA_SERDES1G_COMMON_CFG_IF_MODE |
+ HSIO_ANA_SERDES1G_COMMON_CFG_ENA_LANE |
+ HSIO_ANA_SERDES1G_COMMON_CFG_SYS_RST,
+ base + HSIO_ANA_SERDES1G_COMMON_CFG);
+ serdes_write(base, addr);
+
+ writel(0x0, base + HSIO_DIG_SERDES1G_MISC_CFG);
+ serdes_write(base, addr);
+}
+
+static void serdes_setup(struct serval_private *priv)
+{
+ size_t mask;
+ int i = 0;
+
+ for (i = 0; i < MAX_PORT; ++i) {
+ if (!priv->ports[i].bus)
+ continue;
+
+ mask = BIT(priv->ports[i].serdes_index);
+ serdes1g_setup(priv->regs[HSIO], mask,
+ priv->ports[i].phy_mode);
+ }
+}
+
+static int serval_switch_init(struct serval_private *priv)
+{
+ /* Reset switch & memories */
+ writel(SYS_SYSTEM_RST_MEM_ENA | SYS_SYSTEM_RST_MEM_INIT,
+ priv->regs[SYS] + SYS_SYSTEM_RST_CFG);
+
+ if (wait_for_bit_le32(priv->regs[SYS] + SYS_SYSTEM_RST_CFG,
+ SYS_SYSTEM_RST_MEM_INIT, false, 2000, false)) {
+ pr_err("Timeout in memory reset\n");
+ return -EIO;
+ }
+
+ /* Enable switch core */
+ setbits_le32(priv->regs[SYS] + SYS_SYSTEM_RST_CFG,
+ SYS_SYSTEM_RST_CORE_ENA);
+
+ serdes_setup(priv);
+
+ return 0;
+}
+
+static int serval_initialize(struct serval_private *priv)
+{
+ int ret, i;
+
+ /* Initialize switch memories, enable core */
+ ret = serval_switch_init(priv);
+ if (ret)
+ return ret;
+
+ /* Flush queues */
+ mscc_flush(priv->regs[QS], serval_regs_qs);
+
+ /* Setup frame ageing - "2 sec" - The unit is 6.5us on serval */
+ writel(SYS_FRM_AGING_ENA | (20000000 / 65),
+ priv->regs[SYS] + SYS_FRM_AGING);
+
+ for (i = 0; i < MAX_PORT; i++)
+ serval_port_init(priv, i);
+
+ serval_cpu_capture_setup(priv);
+
+ debug("Ports enabled\n");
+
+ return 0;
+}
+
+static int serval_write_hwaddr(struct udevice *dev)
+{
+ struct serval_private *priv = dev_get_priv(dev);
+ struct eth_pdata *pdata = dev_get_platdata(dev);
+
+ mscc_mac_table_add(priv->regs[ANA], serval_regs_ana_table,
+ pdata->enetaddr, PGID_UNICAST);
+
+ writel(BIT(CPU_PORT), priv->regs[ANA] + ANA_PGID(PGID_UNICAST));
+
+ return 0;
+}
+
+static int serval_start(struct udevice *dev)
+{
+ struct serval_private *priv = dev_get_priv(dev);
+ struct eth_pdata *pdata = dev_get_platdata(dev);
+ const unsigned char mac[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff };
+ int ret;
+
+ ret = serval_initialize(priv);
+ if (ret)
+ return ret;
+
+ /* Set MAC address tables entries for CPU redirection */
+ mscc_mac_table_add(priv->regs[ANA], serval_regs_ana_table, mac,
+ PGID_BROADCAST);
+
+ writel(BIT(CPU_PORT) | INTERNAL_PORT_MSK,
+ priv->regs[ANA] + ANA_PGID(PGID_BROADCAST));
+
+ /* It should be setup latter in serval_write_hwaddr */
+ mscc_mac_table_add(priv->regs[ANA], serval_regs_ana_table,
+ pdata->enetaddr, PGID_UNICAST);
+
+ writel(BIT(CPU_PORT), priv->regs[ANA] + ANA_PGID(PGID_UNICAST));
+ return 0;
+}
+
+static void serval_stop(struct udevice *dev)
+{
+ writel(ICPU_RESET_CORE_RST_PROTECT, BASE_CFG + ICPU_RESET);
+ writel(PERF_SOFT_RST_SOFT_CHIP_RST, BASE_DEVCPU_GCB + PERF_SOFT_RST);
+}
+
+static int serval_send(struct udevice *dev, void *packet, int length)
+{
+ struct serval_private *priv = dev_get_priv(dev);
+ u32 ifh[IFH_LEN];
+ u32 *buf = packet;
+
+ /*
+ * Generate the IFH for frame injection
+ *
+ * The IFH is a 128bit-value
+ * bit 127: bypass the analyzer processing
+ * bit 57-67: destination mask
+ * bit 28-29: pop_cnt: 3 disables all rewriting of the frame
+ * bit 20-27: cpu extraction queue mask
+ * bit 16: tag type 0: C-tag, 1: S-tag
+ * bit 0-11: VID
+ */
+ ifh[0] = IFH_INJ_BYPASS;
+ ifh[1] = (0x07);
+ ifh[2] = (0x7f) << 25;
+ ifh[3] = (IFH_TAG_TYPE_C << 16);
+
+ return mscc_send(priv->regs[QS], serval_regs_qs,
+ ifh, IFH_LEN, buf, length);
+}
+
+static int serval_recv(struct udevice *dev, int flags, uchar **packetp)
+{
+ struct serval_private *priv = dev_get_priv(dev);
+ u32 *rxbuf = (u32 *)net_rx_packets[0];
+ int byte_cnt = 0;
+
+ byte_cnt = mscc_recv(priv->regs[QS], serval_regs_qs, rxbuf, IFH_LEN,
+ false);
+
+ *packetp = net_rx_packets[0];
+
+ return byte_cnt;
+}
+
+static struct mii_dev *get_mdiobus(phys_addr_t base, unsigned long size)
+{
+ int i = 0;
+
+ for (i = 0; i < SERVAL_MIIM_BUS_COUNT; ++i)
+ if (miim[i].miim_base == base && miim[i].miim_size == size)
+ return miim[i].bus;
+
+ return NULL;
+}
+
+static void add_port_entry(struct serval_private *priv, size_t index,
+ size_t phy_addr, struct mii_dev *bus,
+ u8 serdes_index, u8 phy_mode)
+{
+ priv->ports[index].phy_addr = phy_addr;
+ priv->ports[index].bus = bus;
+ priv->ports[index].serdes_index = serdes_index;
+ priv->ports[index].phy_mode = phy_mode;
+}
+
+static int serval_probe(struct udevice *dev)
+{
+ struct serval_private *priv = dev_get_priv(dev);
+ int i, ret;
+ struct resource res;
+ fdt32_t faddr;
+ phys_addr_t addr_base;
+ unsigned long addr_size;
+ ofnode eth_node, node, mdio_node;
+ size_t phy_addr;
+ struct mii_dev *bus;
+ struct ofnode_phandle_args phandle;
+ struct phy_device *phy;
+
+ if (!priv)
+ return -EINVAL;
+
+ /* Get registers and map them to the private structure */
+ for (i = 0; i < ARRAY_SIZE(regs_names); i++) {
+ priv->regs[i] = dev_remap_addr_name(dev, regs_names[i]);
+ if (!priv->regs[i]) {
+ debug
+ ("Error can't get regs base addresses for %s\n",
+ regs_names[i]);
+ return -ENOMEM;
+ }
+ }
+
+ /* Initialize miim buses */
+ memset(&miim, 0x0, sizeof(miim) * SERVAL_MIIM_BUS_COUNT);
+
+ /* iterate all the ports and find out on which bus they are */
+ i = 0;
+ eth_node = dev_read_first_subnode(dev);
+ for (node = ofnode_first_subnode(eth_node);
+ ofnode_valid(node);
+ node = ofnode_next_subnode(node)) {
+ if (ofnode_read_resource(node, 0, &res))
+ return -ENOMEM;
+ i = res.start;
+
+ ret = ofnode_parse_phandle_with_args(node, "phy-handle", NULL,
+ 0, 0, &phandle);
+ if (ret)
+ continue;
+
+ /* Get phy address on mdio bus */
+ if (ofnode_read_resource(phandle.node, 0, &res))
+ return -ENOMEM;
+ phy_addr = res.start;
+
+ /* Get mdio node */
+ mdio_node = ofnode_get_parent(phandle.node);
+
+ if (ofnode_read_resource(mdio_node, 0, &res))
+ return -ENOMEM;
+ faddr = cpu_to_fdt32(res.start);
+
+ addr_base = ofnode_translate_address(mdio_node, &faddr);
+ addr_size = res.end - res.start;
+
+ /* If the bus is new then create a new bus */
+ if (!get_mdiobus(addr_base, addr_size))
+ priv->bus[miim_count] =
+ serval_mdiobus_init(addr_base, addr_size);
+
+ /* Connect mdio bus with the port */
+ bus = get_mdiobus(addr_base, addr_size);
+
+ /* Get serdes info */
+ ret = ofnode_parse_phandle_with_args(node, "phys", NULL,
+ 3, 0, &phandle);
+ if (ret)
+ return -ENOMEM;
+
+ add_port_entry(priv, i, phy_addr, bus, phandle.args[1],
+ phandle.args[2]);
+ }
+
+ for (i = 0; i < MAX_PORT; i++) {
+ if (!priv->ports[i].bus)
+ continue;
+
+ phy = phy_connect(priv->ports[i].bus,
+ priv->ports[i].phy_addr, dev,
+ PHY_INTERFACE_MODE_NONE);
+ if (phy)
+ board_phy_config(phy);
+ }
+
+ return 0;
+}
+
+static int serval_remove(struct udevice *dev)
+{
+ struct serval_private *priv = dev_get_priv(dev);
+ int i;
+
+ for (i = 0; i < SERVAL_MIIM_BUS_COUNT; i++) {
+ mdio_unregister(priv->bus[i]);
+ mdio_free(priv->bus[i]);
+ }
+
+ return 0;
+}
+
+static const struct eth_ops serval_ops = {
+ .start = serval_start,
+ .stop = serval_stop,
+ .send = serval_send,
+ .recv = serval_recv,
+ .write_hwaddr = serval_write_hwaddr,
+};
+
+static const struct udevice_id mscc_serval_ids[] = {
+ {.compatible = "mscc,vsc7418-switch"},
+ { /* Sentinel */ }
+};
+
+U_BOOT_DRIVER(serval) = {
+ .name = "serval-switch",
+ .id = UCLASS_ETH,
+ .of_match = mscc_serval_ids,
+ .probe = serval_probe,
+ .remove = serval_remove,
+ .ops = &serval_ops,
+ .priv_auto_alloc_size = sizeof(struct serval_private),
+ .platdata_auto_alloc_size = sizeof(struct eth_pdata),
+};
config MT7621_SPI
bool "MediaTek MT7621 SPI driver"
- depends on ARCH_MT7620
+ depends on SOC_MT7628
help
Enable the MT7621 SPI driver. This driver can be used to access
the SPI NOR flash on platforms embedding this Ralink / MediaTek
config WDT_MT7621
bool "MediaTek MT7621 watchdog timer support"
- depends on WDT && ARCH_MT7620
+ depends on WDT && SOC_MT7628
help
Select this to enable Ralink / Mediatek watchdog timer,
which can be found on some MediaTek chips.
--- /dev/null
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Copyright (c) 2019 Microsemi Corporation
+ */
+
+#ifndef _LUTON_DATA_H_
+#define _LUTON_DATA_H_
+
+#define SERDES6G(x) (x)
+#define SERDES6G_MAX SERDES6G(5)
+#define SERDES_MAX (SERDES6G_MAX)
+
+/* similar with phy_interface_t */
+#define PHY_MODE_SGMII 2
+#define PHY_MODE_QSGMII 4
+
+#endif
--- /dev/null
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Copyright (c) 2019 Microsemi Corporation
+ */
+
+#ifndef _OCELOT_DATA_H_
+#define _OCELOT_DATA_H_
+
+#define SERDES1G(x) (x)
+#define SERDES1G_MAX SERDES1G(7)
+#define SERDES6G(x) (SERDES1G_MAX + 1 + (x))
+#define SERDES6G_MAX SERDES6G(11)
+#define SERDES_MAX (SERDES6G_MAX + 1)
+
+/* similar with phy_interface_t */
+#define PHY_MODE_SGMII 2
+#define PHY_MODE_QSGMII 4
+
+#endif
--- /dev/null
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Copyright (c) 2018 Microsemi Corporation
+ */
+
+#ifndef _SERVAL_DATA_H_
+#define _SERVAL_DATA_H_
+
+#define SERDES1G(x) (x)
+#define SERDES1G_MAX SERDES1G(9)
+#define SERDES6G(x) (SERDES1G_MAX + 1 + (x))
+#define SERDES6G_MAX SERDES6G(11)
+#define SERDES_MAX (SERDES6G_MAX + 1)
+
+/* similar with phy_interface_t */
+#define PHY_MODE_SGMII 2
+#define PHY_MODE_QSGMII 4
+
+#endif
projects / oweals / u-boot.git / commitdiff