MIPS: add support for Broadcom MIPS BCM6362 SoC family
authorÁlvaro Fernández Rojas <noltari@gmail.com>
Sat, 3 Feb 2018 09:30:27 +0000 (10:30 +0100)
committerDaniel Schwierzeck <daniel.schwierzeck@gmail.com>
Wed, 21 Mar 2018 22:23:13 +0000 (23:23 +0100)
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
arch/mips/dts/brcm,bcm6362.dtsi [new file with mode: 0644]
arch/mips/mach-bmips/Kconfig
include/configs/bmips_bcm6362.h [new file with mode: 0644]
include/dt-bindings/clock/bcm6362-clock.h [new file with mode: 0644]
include/dt-bindings/power-domain/bcm6362-power-domain.h [new file with mode: 0644]
include/dt-bindings/reset/bcm6362-reset.h [new file with mode: 0644]

diff --git a/arch/mips/dts/brcm,bcm6362.dtsi b/arch/mips/dts/brcm,bcm6362.dtsi
new file mode 100644 (file)
index 0000000..012a675
--- /dev/null
@@ -0,0 +1,186 @@
+/*
+ * Copyright (C) 2018 Ã\81lvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <dt-bindings/clock/bcm6362-clock.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/power-domain/bcm6362-power-domain.h>
+#include <dt-bindings/reset/bcm6362-reset.h>
+#include "skeleton.dtsi"
+
+/ {
+       compatible = "brcm,bcm6362";
+
+       aliases {
+               spi0 = &lsspi;
+               spi1 = &hsspi;
+       };
+
+       cpus {
+               reg = <0x10000000 0x4>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               u-boot,dm-pre-reloc;
+
+               cpu@0 {
+                       compatible = "brcm,bcm6362-cpu", "mips,mips4Kc";
+                       device_type = "cpu";
+                       reg = <0>;
+                       u-boot,dm-pre-reloc;
+               };
+
+               cpu@1 {
+                       compatible = "brcm,bcm6362-cpu", "mips,mips4Kc";
+                       device_type = "cpu";
+                       reg = <1>;
+                       u-boot,dm-pre-reloc;
+               };
+       };
+
+       clocks {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               u-boot,dm-pre-reloc;
+
+               hsspi_pll: hsspi-pll {
+                       compatible = "fixed-clock";
+                       #clock-cells = <0>;
+                       clock-frequency = <133333333>;
+               };
+
+               periph_osc: periph-osc {
+                       compatible = "fixed-clock";
+                       #clock-cells = <0>;
+                       clock-frequency = <50000000>;
+                       u-boot,dm-pre-reloc;
+               };
+
+               periph_clk: periph-clk {
+                       compatible = "brcm,bcm6345-clk";
+                       reg = <0x10000004 0x4>;
+                       #clock-cells = <1>;
+               };
+       };
+
+       ubus {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               u-boot,dm-pre-reloc;
+
+               pll_cntl: syscon@10000008 {
+                       compatible = "syscon";
+                       reg = <0x10000008 0x4>;
+               };
+
+               syscon-reboot {
+                       compatible = "syscon-reboot";
+                       regmap = <&pll_cntl>;
+                       offset = <0x0>;
+                       mask = <0x1>;
+               };
+
+               periph_rst: reset-controller@10000010 {
+                       compatible = "brcm,bcm6345-reset";
+                       reg = <0x10000010 0x4>;
+                       #reset-cells = <1>;
+               };
+
+               wdt: watchdog@1000005c {
+                       compatible = "brcm,bcm6345-wdt";
+                       reg = <0x1000005c 0xc>;
+                       clocks = <&periph_osc>;
+               };
+
+               wdt-reboot {
+                       compatible = "wdt-reboot";
+                       wdt = <&wdt>;
+               };
+
+               gpio1: gpio-controller@10000080 {
+                       compatible = "brcm,bcm6345-gpio";
+                       reg = <0x10000080 0x4>, <0x10000088 0x4>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       ngpios = <16>;
+
+                       status = "disabled";
+               };
+
+               gpio0: gpio-controller@10000084 {
+                       compatible = "brcm,bcm6345-gpio";
+                       reg = <0x10000084 0x4>, <0x1000008c 0x4>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+
+                       status = "disabled";
+               };
+
+               uart0: serial@10000100 {
+                       compatible = "brcm,bcm6345-uart";
+                       reg = <0x10000100 0x18>;
+                       clocks = <&periph_osc>;
+
+                       status = "disabled";
+               };
+
+               uart1: serial@10000120 {
+                       compatible = "brcm,bcm6345-uart";
+                       reg = <0x10000120 0x18>;
+                       clocks = <&periph_osc>;
+
+                       status = "disabled";
+               };
+
+               lsspi: spi@10000800 {
+                       compatible = "brcm,bcm6358-spi";
+                       reg = <0x10000800 0x70c>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       clocks = <&periph_clk BCM6362_CLK_SPI>;
+                       resets = <&periph_rst BCM6362_RST_SPI>;
+                       spi-max-frequency = <20000000>;
+                       num-cs = <8>;
+
+                       status = "disabled";
+               };
+
+               hsspi: spi@10001000 {
+                       compatible = "brcm,bcm6328-hsspi";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x10001000 0x600>;
+                       clocks = <&periph_clk BCM6362_CLK_HSSPI>, <&hsspi_pll>;
+                       clock-names = "hsspi", "pll";
+                       resets = <&periph_rst BCM6362_RST_SPI>;
+                       spi-max-frequency = <50000000>;
+                       num-cs = <8>;
+
+                       status = "disabled";
+               };
+
+               leds: led-controller@10001900 {
+                       compatible = "brcm,bcm6328-leds";
+                       reg = <0x10001900 0x24>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       status = "disabled";
+               };
+
+               periph_pwr: power-controller@10001848 {
+                       compatible = "brcm,bcm6328-power-domain";
+                       reg = <0x10001848 0x4>;
+                       #power-domain-cells = <1>;
+               };
+
+               memory-controller@10003000 {
+                       compatible = "brcm,bcm6328-mc";
+                       reg = <0x10003000 0x864>;
+                       u-boot,dm-pre-reloc;
+               };
+       };
+};
index e4a0118368d346eabf726d77ec90460f19cdee44..2cc6a6a8d9d94b7882ad7839bd1cd8e237e09457 100644 (file)
@@ -12,6 +12,7 @@ config SYS_SOC
        default "bcm6348" if SOC_BMIPS_BCM6348
        default "bcm6358" if SOC_BMIPS_BCM6358
        default "bcm6368" if SOC_BMIPS_BCM6368
+       default "bcm6362" if SOC_BMIPS_BCM6362
        default "bcm63268" if SOC_BMIPS_BCM63268
 
 choice
@@ -94,6 +95,17 @@ config SOC_BMIPS_BCM6368
        help
          This supports BMIPS BCM6368 family including BCM6368 and BCM6369.
 
+config SOC_BMIPS_BCM6362
+       bool "BMIPS BCM6362 family"
+       select SUPPORTS_BIG_ENDIAN
+       select SUPPORTS_CPU_MIPS32_R1
+       select MIPS_TUNE_4KC
+       select MIPS_L1_CACHE_SHIFT_4
+       select SWAP_IO_SPACE
+       select SYSRESET_SYSCON
+       help
+         This supports BMIPS BCM6362 family including BCM6361 and BCM6362.
+
 config SOC_BMIPS_BCM63268
        bool "BMIPS BCM63268 family"
        select SUPPORTS_BIG_ENDIAN
diff --git a/include/configs/bmips_bcm6362.h b/include/configs/bmips_bcm6362.h
new file mode 100644 (file)
index 0000000..5fd22c3
--- /dev/null
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2018 Ã\81lvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __CONFIG_BMIPS_BCM6362_H
+#define __CONFIG_BMIPS_BCM6362_H
+
+/* CPU */
+#define CONFIG_SYS_MIPS_TIMER_FREQ     200000000
+
+/* RAM */
+#define CONFIG_NR_DRAM_BANKS           1
+#define CONFIG_SYS_SDRAM_BASE          0x80000000
+
+/* U-Boot */
+#define CONFIG_SYS_LOAD_ADDR           CONFIG_SYS_SDRAM_BASE + 0x100000
+
+#if defined(CONFIG_BMIPS_BOOT_RAM)
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SYS_INIT_SP_OFFSET      0x2000
+#endif
+
+#endif /* __CONFIG_BMIPS_BCM6362_H */
diff --git a/include/dt-bindings/clock/bcm6362-clock.h b/include/dt-bindings/clock/bcm6362-clock.h
new file mode 100644 (file)
index 0000000..6b11a9f
--- /dev/null
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2018 Ã\81lvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * Derived from linux/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_BCM6362_H
+#define __DT_BINDINGS_CLOCK_BCM6362_H
+
+#define BCM6362_CLK_GLESS      0
+#define BCM6362_CLK_ADSL_QPROC 1
+#define BCM6362_CLK_ADSL_AFE   2
+#define BCM6362_CLK_ADSL       3
+#define BCM6362_CLK_MIPS       4
+#define BCM6362_CLK_WLAN_OCP   5
+#define BCM6362_CLK_SWPKT_USB  7
+#define BCM6362_CLK_SWPKT_SAR  8
+#define BCM6362_CLK_SAR                9
+#define BCM6362_CLK_ROBOSW     10
+#define BCM6362_CLK_PCM                11
+#define BCM6362_CLK_USBD       12
+#define BCM6362_CLK_USBH       13
+#define BCM6362_CLK_IPSEC      14
+#define BCM6362_CLK_SPI                15
+#define BCM6362_CLK_HSSPI      16
+#define BCM6362_CLK_PCIE       17
+#define BCM6362_CLK_FAP                18
+#define BCM6362_CLK_PHYMIPS    19
+#define BCM6362_CLK_NAND       20
+
+#endif /* __DT_BINDINGS_CLOCK_BCM6362_H */
diff --git a/include/dt-bindings/power-domain/bcm6362-power-domain.h b/include/dt-bindings/power-domain/bcm6362-power-domain.h
new file mode 100644 (file)
index 0000000..3178b00
--- /dev/null
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2018 Ã\81lvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_POWER_DOMAIN_BCM6362_H
+#define __DT_BINDINGS_POWER_DOMAIN_BCM6362_H
+
+#define BCM6362_PWR_SAR                0
+#define BCM6362_PWR_IPSEC      1
+#define BCM6362_PWR_MIPS       2
+#define BCM6362_PWR_DECT       3
+#define BCM6362_PWR_USBH       4
+#define BCM6362_PWR_USBD       5
+#define BCM6362_PWR_ROBOSW     6
+#define BCM6362_PWR_PCM                7
+#define BCM6362_PWR_PERIPH     8
+#define BCM6362_PWR_ADSL_PHY   9
+#define BCM6362_PWR_GMII_PADS  10
+#define BCM6362_PWR_FAP                11
+#define BCM6362_PWR_PCIE       12
+#define BCM6362_PWR_WLAN_PADS  13
+
+#endif /* __DT_BINDINGS_POWER_DOMAIN_BCM6362_H */
diff --git a/include/dt-bindings/reset/bcm6362-reset.h b/include/dt-bindings/reset/bcm6362-reset.h
new file mode 100644 (file)
index 0000000..ffa46a6
--- /dev/null
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018 Ã\81lvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * Derived from linux/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_RESET_BCM6362_H
+#define __DT_BINDINGS_RESET_BCM6362_H
+
+#define BCM6362_RST_SPI                0
+#define BCM6362_RST_IPSEC      1
+#define BCM6362_RST_EPHY       2
+#define BCM6362_RST_SAR                3
+#define BCM6362_RST_ENETSW     4
+#define BCM6362_RST_USBD       5
+#define BCM6362_RST_USBH       6
+#define BCM6362_RST_PCM                7
+#define BCM6362_RST_PCIE_CORE  8
+#define BCM6362_RST_PCIE       9
+#define BCM6362_RST_PCIE_EXT   10
+#define BCM6362_RST_WLAN_SHIM  11
+#define BCM6362_RST_DDR_PHY    12
+#define BCM6362_RST_FAP                13
+#define BCM6362_RST_WLAN_UBUS  14
+
+#endif /* __DT_BINDINGS_RESET_BCM6362_H */