From c98c6ef201e7065f5565261a19f21262918b2988 Mon Sep 17 00:00:00 2001 From: Zoltan Herpai Date: Sat, 4 Jan 2014 10:02:01 +0000 Subject: [PATCH] sunxi: add mmc support - add MMC support for sun457i - update kernel config to compile in MMC and ext4 - update kernel cmdline Signed-off-by: Zoltan HERPAI SVN-Revision: 39189 --- target/linux/sunxi/config-3.12 | 8 +- .../patches-3.12/180-dt-sun7i-add-mmc.patch | 142 ++++++++++++ .../patches-3.12/181-dt-sun4i-add-mmc.patch | 76 +++++++ .../patches-3.12/182-dt-sun5i-add-mmc.patch | 204 ++++++++++++++++++ .../183-sunxi-mmc-add-Kconfig.patch | 55 +++++ ...unxi-mci-use-phasectrl-from-sunxiclk.patch | 42 ++++ .../185-clk-sunxi-mmc-phasectrl.patch | 62 ++++++ .../186-dt-sun4i-fixup-sdc0.patch | 11 + 8 files changed, 595 insertions(+), 5 deletions(-) create mode 100644 target/linux/sunxi/patches-3.12/180-dt-sun7i-add-mmc.patch create mode 100644 target/linux/sunxi/patches-3.12/181-dt-sun4i-add-mmc.patch create mode 100644 target/linux/sunxi/patches-3.12/182-dt-sun5i-add-mmc.patch create mode 100644 target/linux/sunxi/patches-3.12/183-sunxi-mmc-add-Kconfig.patch create mode 100644 target/linux/sunxi/patches-3.12/184-sunxi-mci-use-phasectrl-from-sunxiclk.patch create mode 100644 target/linux/sunxi/patches-3.12/185-clk-sunxi-mmc-phasectrl.patch create mode 100644 target/linux/sunxi/patches-3.12/186-dt-sun4i-fixup-sdc0.patch diff --git a/target/linux/sunxi/config-3.12 b/target/linux/sunxi/config-3.12 index 4a3bc4ab85..d775c5df13 100644 --- a/target/linux/sunxi/config-3.12 +++ b/target/linux/sunxi/config-3.12 @@ -72,7 +72,7 @@ CONFIG_CLKDEV_LOOKUP=y CONFIG_CLKSRC_MMIO=y CONFIG_CLKSRC_OF=y CONFIG_CLONE_BACKWARDS=y -CONFIG_CMDLINE="console=ttyS0,115200 earlyprintk" +CONFIG_CMDLINE="console=ttyS0,115200 earlyprintk rootwait root=/dev/mmcblk0p2" CONFIG_CMDLINE_FORCE=y CONFIG_COMMON_CLK=y CONFIG_COMPACTION=y @@ -138,6 +138,7 @@ CONFIG_ELF_CORE=y CONFIG_ENABLE_MUST_CHECK=y # CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_EXPERT is not set +CONFIG_EXT4_FS=y CONFIG_FRAME_POINTER=y CONFIG_FRAME_WARN=2048 CONFIG_FREEZER=y @@ -267,11 +268,8 @@ CONFIG_MIGRATION=y CONFIG_MMC=y CONFIG_MMC_BLOCK=y # CONFIG_MMC_BLOCK_BOUNCE is not set -CONFIG_MMC_DW=y -# CONFIG_MMC_DW_EXYNOS is not set -# CONFIG_MMC_DW_IDMAC is not set -CONFIG_MMC_DW_PLTFM=y CONFIG_MMC_UNSAFE_RESUME=y +CONFIG_MMC_SUNXI=y CONFIG_MODULES_USE_ELF_REL=y # CONFIG_MTD is not set CONFIG_MULTI_IRQ_HANDLER=y diff --git a/target/linux/sunxi/patches-3.12/180-dt-sun7i-add-mmc.patch b/target/linux/sunxi/patches-3.12/180-dt-sun7i-add-mmc.patch new file mode 100644 index 0000000000..ee7e2f189f --- /dev/null +++ b/target/linux/sunxi/patches-3.12/180-dt-sun7i-add-mmc.patch @@ -0,0 +1,142 @@ +From 665414c8e7584be7f1a30f77cf3eae177e93fd3e Mon Sep 17 00:00:00 2001 +From: Hans de Goede +Date: Sat, 14 Dec 2013 22:46:20 +0100 +Subject: [PATCH] ARM: dts: sun7i: Add support for mmc + +Signed-off-by: Hans de Goede +--- + arch/arm/boot/dts/sun7i-a20-cubieboard2.dts | 16 ++++++++++++ + arch/arm/boot/dts/sun7i-a20-cubietruck.dts | 16 ++++++++++++ + arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 32 +++++++++++++++++++++++ + arch/arm/boot/dts/sun7i-a20.dtsi | 34 +++++++++++++++++++++++++ + 4 files changed, 98 insertions(+) + +diff --git a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts +index 5c51cb8..6aef299 100644 +--- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts ++++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts +@@ -34,7 +34,23 @@ + }; + }; + ++ sdc0: sdc@01c0f000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc0_pins_a>; ++ pinctrl-1 = <&mmc0_cd_pin_cubieboard2>; ++ cd-gpios = <&pio 7 1 0>; /* PH1 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ mmc0_cd_pin_cubieboard2: mmc0_cd_pin@0 { ++ allwinner,pins = "PH1"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + led_pins_cubieboard2: led_pins@0 { + allwinner,pins = "PH20", "PH21"; + allwinner,function = "gpio_out"; +diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts +index 8a1009d..302c785 100644 +diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts +index ead3013..f271db9 100644 +--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts ++++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts +@@ -34,7 +34,39 @@ + }; + }; + ++ sdc0: sdc@01c0f000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc0_pins_a>; ++ pinctrl-1 = <&mmc0_cd_pin_olinuxinom>; ++ cd-gpios = <&pio 7 1 0>; /* PH1 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ ++ sdc3: sdc@01c12000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc3_pins_a>; ++ pinctrl-1 = <&mmc3_cd_pin_olinuxinom>; ++ cd-gpios = <&pio 7 11 0>; /* PH11 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ mmc0_cd_pin_olinuxinom: mmc0_cd_pin@0 { ++ allwinner,pins = "PH1"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ ++ mmc3_cd_pin_olinuxinom: mmc3_cd_pin@0 { ++ allwinner,pins = "PH11"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + led_pins_olinuxino: led_pins@0 { + allwinner,pins = "PH2"; + allwinner,function = "gpio_out"; +diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi +index 63757c5..5f9440c 100644 +--- a/arch/arm/boot/dts/sun7i-a20.dtsi ++++ b/arch/arm/boot/dts/sun7i-a20.dtsi +@@ -303,6 +303,26 @@ + #size-cells = <0>; + }; + ++ sdc0: sdc@01c0f000 { ++ compatible = "allwinner,sun5i-mmc"; ++ reg = <0x01c0f000 0x1000>; ++ clocks = <&ahb_gates 8>, <&mmc0>; ++ clock-names = "ahb", "mod"; ++ interrupts = <0 32 4>; ++ bus-width = <4>; ++ status = "disabled"; ++ }; ++ ++ sdc3: sdc@01c12000 { ++ compatible = "allwinner,sun5i-mmc"; ++ reg = <0x01c12000 0x1000>; ++ clocks = <&ahb_gates 11>, <&mmc3>; ++ clock-names = "ahb", "mod"; ++ interrupts = <0 35 4>; ++ bus-width = <4>; ++ status = "disabled"; ++ }; ++ + pio: pinctrl@01c20800 { + compatible = "allwinner,sun7i-a20-pinctrl"; + reg = <0x01c20800 0x400>; +@@ -366,6 +386,20 @@ + allwinner,drive = <0>; + allwinner,pull = <0>; + }; ++ ++ sdc0_pins_a: sdc0@0 { ++ allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5"; ++ allwinner,function = "mmc0"; ++ allwinner,drive = <3>; ++ allwinner,pull = <1>; ++ }; ++ ++ sdc3_pins_a: sdc3@0 { ++ allwinner,pins = "PI4","PI5","PI6","PI7","PI8","PI9"; ++ allwinner,function = "mmc3"; ++ allwinner,drive = <3>; ++ allwinner,pull = <1>; ++ }; + }; + + timer@01c20c00 { +-- +1.8.5.1 + diff --git a/target/linux/sunxi/patches-3.12/181-dt-sun4i-add-mmc.patch b/target/linux/sunxi/patches-3.12/181-dt-sun4i-add-mmc.patch new file mode 100644 index 0000000000..cbf40aedc6 --- /dev/null +++ b/target/linux/sunxi/patches-3.12/181-dt-sun4i-add-mmc.patch @@ -0,0 +1,76 @@ +From 82cfcf4cf1329420180ef06b7aaec67928396112 Mon Sep 17 00:00:00 2001 +From: Hans de Goede +Date: Sat, 14 Dec 2013 22:45:39 +0100 +Subject: [PATCH] ARM: dts: sun4i: Add support for mmc + +Signed-off-by: Hans de Goede +--- + arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 16 ++++++++++++++++ + arch/arm/boot/dts/sun4i-a10.dtsi | 16 ++++++++++++++++ + 2 files changed, 32 insertions(+) + +diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +index 425a7db..d193937 100644 +--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts ++++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +@@ -42,7 +42,23 @@ + status = "okay"; + }; + ++ sdc0: sdc@01c0f000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc0_pins_a>; ++ pinctrl-1 = <&mmc0_cd_pin_cubieboard>; ++ cd-gpios = <&pio 7 1 0>; /* PH1 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ mmc0_cd_pin_cubieboard: mmc0_cd_pin@0 { ++ allwinner,pins = "PH1"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + led_pins_cubieboard: led_pins@0 { + allwinner,pins = "PH20", "PH21"; + allwinner,function = "gpio_out"; +diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi +index 4dccdb0..13bccd5 100644 +--- a/arch/arm/boot/dts/sun4i-a10.dtsi ++++ b/arch/arm/boot/dts/sun4i-a10.dtsi +@@ -306,6 +306,15 @@ + #size-cells = <0>; + }; + ++ sdc0: sdc@01c0f000 { ++ compatible = "allwinner,sun4i-mmc"; ++ reg = <0x01c0f000 0x1000>; ++ clocks = <&ahb_gates 8>, <&mmc0>; ++ interrupts = <32>; ++ bus-width = <4>; ++ status = "disabled"; ++ }; ++ + intc: interrupt-controller@01c20400 { + compatible = "allwinner,sun4i-ic"; + reg = <0x01c20400 0x400>; +@@ -376,6 +385,13 @@ + allwinner,drive = <0>; + allwinner,pull = <0>; + }; ++ ++ sdc0_pins_a: sdc0@0 { ++ allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5"; ++ allwinner,function = "mmc0"; ++ allwinner,drive = <3>; ++ allwinner,pull = <1>; ++ }; + }; + + timer@01c20c00 { +-- +1.8.5.1 + diff --git a/target/linux/sunxi/patches-3.12/182-dt-sun5i-add-mmc.patch b/target/linux/sunxi/patches-3.12/182-dt-sun5i-add-mmc.patch new file mode 100644 index 0000000000..866382595d --- /dev/null +++ b/target/linux/sunxi/patches-3.12/182-dt-sun5i-add-mmc.patch @@ -0,0 +1,204 @@ +From 36e4afca857c8b57bd661135d173bdf65b348f78 Mon Sep 17 00:00:00 2001 +From: Hans de Goede +Date: Sat, 14 Dec 2013 16:20:55 +0100 +Subject: [PATCH] ARM: dts: sun5i: Add mmc support + +Signed-off-by: Hans de Goede +--- + arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts | 32 ++++++++++++++++++++++ + arch/arm/boot/dts/sun5i-a10s.dtsi | 34 ++++++++++++++++++++++++ + arch/arm/boot/dts/sun5i-a13-olinuxino-micro.dts | 16 +++++++++++ + arch/arm/boot/dts/sun5i-a13-olinuxino.dts | 16 +++++++++++ + arch/arm/boot/dts/sun5i-a13.dtsi | 17 ++++++++++++ + 5 files changed, 115 insertions(+) + +diff --git a/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts b/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts +index 3c9f8b3..e53fb12 100644 +--- a/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts ++++ b/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts +@@ -34,7 +34,39 @@ + }; + }; + ++ sdc0: sdc@01c0f000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc0_pins_a>; ++ pinctrl-1 = <&mmc0_cd_pin_olinuxino_micro>; ++ cd-gpios = <&pio 6 1 0>; /* PG1 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ ++ sdc1: sdc@01c10000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc1_pins_a>; ++ pinctrl-1 = <&mmc1_cd_pin_olinuxino_micro>; ++ cd-gpios = <&pio 6 13 0>; /* PG13 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ mmc0_cd_pin_olinuxino_micro: mmc0_cd_pin@0 { ++ allwinner,pins = "PG1"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ ++ mmc1_cd_pin_olinuxino_micro: mmc1_cd_pin@0 { ++ allwinner,pins = "PG13"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + led_pins_olinuxino: led_pins@0 { + allwinner,pins = "PE3"; + allwinner,function = "gpio_out"; +diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi +index 83e183c..fdbc290 100644 +--- a/arch/arm/boot/dts/sun5i-a10s.dtsi ++++ b/arch/arm/boot/dts/sun5i-a10s.dtsi +@@ -274,6 +274,26 @@ + #size-cells = <0>; + }; + ++ sdc0: sdc@01c0f000 { ++ compatible = "allwinner,sun5i-mmc"; ++ reg = <0x01c0f000 0x1000>; ++ clocks = <&ahb_gates 8>, <&mmc0>; ++ clock-names = "ahb", "mod"; ++ interrupts = <32>; ++ bus-width = <4>; ++ status = "disabled"; ++ }; ++ ++ sdc1: sdc@01c10000 { ++ compatible = "allwinner,sun5i-mmc"; ++ reg = <0x01c10000 0x1000>; ++ clocks = <&ahb_gates 9>, <&mmc1>; ++ clock-names = "ahb", "mod"; ++ interrupts = <33>; ++ bus-width = <4>; ++ status = "disabled"; ++ }; ++ + intc: interrupt-controller@01c20400 { + compatible = "allwinner,sun4i-ic"; + reg = <0x01c20400 0x400>; +@@ -344,6 +364,20 @@ + allwinner,drive = <0>; + allwinner,pull = <0>; + }; ++ ++ sdc0_pins_a: sdc0@0 { ++ allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5"; ++ allwinner,function = "mmc0"; ++ allwinner,drive = <3>; ++ allwinner,pull = <1>; ++ }; ++ ++ sdc1_pins_a: sdc1@0 { ++ allwinner,pins = "PG3","PG4","PG5","PG6","PG7","PG8"; ++ allwinner,function = "mmc1"; ++ allwinner,drive = <3>; ++ allwinner,pull = <1>; ++ }; + }; + + timer@01c20c00 { +diff --git a/arch/arm/boot/dts/sun5i-a13-olinuxino-micro.dts b/arch/arm/boot/dts/sun5i-a13-olinuxino-micro.dts +index fe2ce0a..fbd4e7d 100644 +--- a/arch/arm/boot/dts/sun5i-a13-olinuxino-micro.dts ++++ b/arch/arm/boot/dts/sun5i-a13-olinuxino-micro.dts +@@ -20,7 +20,23 @@ + compatible = "olimex,a13-olinuxino-micro", "allwinner,sun5i-a13"; + + soc@01c00000 { ++ sdc0: sdc@01c0f000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc0_pins_a>; ++ pinctrl-1 = <&mmc0_cd_pin_olinuxinom>; ++ cd-gpios = <&pio 6 0 0>; /* PG0 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ mmc0_cd_pin_olinuxinom: mmc0_cd_pin@0 { ++ allwinner,pins = "PG0"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + led_pins_olinuxinom: led_pins@0 { + allwinner,pins = "PG9"; + allwinner,function = "gpio_out"; +diff --git a/arch/arm/boot/dts/sun5i-a13-olinuxino.dts b/arch/arm/boot/dts/sun5i-a13-olinuxino.dts +index 9e508dc..ce22c81 100644 +--- a/arch/arm/boot/dts/sun5i-a13-olinuxino.dts ++++ b/arch/arm/boot/dts/sun5i-a13-olinuxino.dts +@@ -23,7 +23,23 @@ + }; + + soc@01c00000 { ++ sdc0: sdc@01c0f000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&sdc0_pins_a>; ++ pinctrl-1 = <&mmc0_cd_pin_olinuxino>; ++ cd-gpios = <&pio 6 0 0>; /* PG0 */ ++ cd-mode = <1>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ mmc0_cd_pin_olinuxino: mmc0_cd_pin@0 { ++ allwinner,pins = "PG0"; ++ allwinner,function = "gpio_in"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + led_pins_olinuxino: led_pins@0 { + allwinner,pins = "PG9"; + allwinner,function = "gpio_out"; +diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi +index 0bb4300..0ca0819 100644 +--- a/arch/arm/boot/dts/sun5i-a13.dtsi ++++ b/arch/arm/boot/dts/sun5i-a13.dtsi +@@ -255,6 +255,16 @@ + #size-cells = <1>; + ranges; + ++ sdc0: sdc@01c0f000 { ++ compatible = "allwinner,sun5i-mmc"; ++ reg = <0x01c0f000 0x1000>; ++ clocks = <&ahb_gates 8>, <&mmc0>; ++ clock-names = "ahb", "mod"; ++ interrupts = <32>; ++ bus-width = <4>; ++ status = "disabled"; ++ }; ++ + intc: interrupt-controller@01c20400 { + compatible = "allwinner,sun4i-ic"; + reg = <0x01c20400 0x400>; +@@ -307,6 +317,13 @@ + allwinner,drive = <0>; + allwinner,pull = <0>; + }; ++ ++ sdc0_pins_a: sdc0@0 { ++ allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5"; ++ allwinner,function = "mmc0"; ++ allwinner,drive = <3>; ++ allwinner,pull = <1>; ++ }; + }; + + timer@01c20c00 { +-- +1.8.5.1 + diff --git a/target/linux/sunxi/patches-3.12/183-sunxi-mmc-add-Kconfig.patch b/target/linux/sunxi/patches-3.12/183-sunxi-mmc-add-Kconfig.patch new file mode 100644 index 0000000000..c3cb13d43d --- /dev/null +++ b/target/linux/sunxi/patches-3.12/183-sunxi-mmc-add-Kconfig.patch @@ -0,0 +1,55 @@ +From 447675f817b95881e9922f002de3fc7f6d6e9207 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?David=20Lanzend=C3=B6rfer?= +Date: Fri, 6 Sep 2013 22:34:33 +0200 +Subject: [PATCH] ARM: sunxi-mci: Add driver for SD/MMC hosts found within + Allwinner A1X SoCs + +Signed-off-by: Hans de Goede +--- + drivers/mmc/host/Kconfig | 8 + + drivers/mmc/host/Makefile | 2 + + drivers/mmc/host/sunxi-mci.c | 1056 ++++++++++++++++++++++++++++++++++++++++++ + drivers/mmc/host/sunxi-mci.h | 334 +++++++++++++ + 4 files changed, 1400 insertions(+) + create mode 100644 drivers/mmc/host/sunxi-mci.c + create mode 100644 drivers/mmc/host/sunxi-mci.h + +diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig +index 7fc5099..0df0322 100644 +--- a/drivers/mmc/host/Kconfig ++++ b/drivers/mmc/host/Kconfig +@@ -665,3 +665,11 @@ config MMC_REALTEK_PCI + help + Say Y here to include driver code to support SD/MMC card interface + of Realtek PCI-E card reader ++ ++config MMC_SUNXI ++ tristate "Allwinner A1X SD/MMC Host Controller support" ++ depends on ARCH_SUNXI ++ default y ++ help ++ This selects support for the SD/MMC Host Controller on ++ Allwinner A1X based SoCs. +diff --git a/drivers/mmc/host/Makefile b/drivers/mmc/host/Makefile +index c41d0c3..f76f783 100644 +--- a/drivers/mmc/host/Makefile ++++ b/drivers/mmc/host/Makefile +@@ -52,6 +52,8 @@ obj-$(CONFIG_MMC_WMT) += wmt-sdmmc.o + + obj-$(CONFIG_MMC_REALTEK_PCI) += rtsx_pci_sdmmc.o + ++obj-$(CONFIG_MMC_SUNXI) += sunxi-mci.o ++ + obj-$(CONFIG_MMC_SDHCI_PLTFM) += sdhci-pltfm.o + obj-$(CONFIG_MMC_SDHCI_CNS3XXX) += sdhci-cns3xxx.o + obj-$(CONFIG_MMC_SDHCI_ESDHC_IMX) += sdhci-esdhc-imx.o +diff --git a/drivers/mmc/host/sunxi-mci.c b/drivers/mmc/host/sunxi-mci.c +new file mode 100644 +index 0000000..cbde1d3 +diff --git a/drivers/mmc/host/sunxi-mci.h b/drivers/mmc/host/sunxi-mci.h +new file mode 100644 +index 0000000..0f5f95c +\ No newline at end of file +-- +1.8.5.1 + diff --git a/target/linux/sunxi/patches-3.12/184-sunxi-mci-use-phasectrl-from-sunxiclk.patch b/target/linux/sunxi/patches-3.12/184-sunxi-mci-use-phasectrl-from-sunxiclk.patch new file mode 100644 index 0000000000..875ddea80a --- /dev/null +++ b/target/linux/sunxi/patches-3.12/184-sunxi-mci-use-phasectrl-from-sunxiclk.patch @@ -0,0 +1,42 @@ +From 518dfd76baef66d0ef4c256fc0f72ea06d6be8cc Mon Sep 17 00:00:00 2001 +From: Hans de Goede +Date: Sun, 15 Dec 2013 19:44:01 +0100 +Subject: [PATCH] ARM: sunxi: clk: export clk_sunxi_mmc_phase_control + +Signed-off-by: Hans de Goede +--- + include/linux/clk/sunxi.h | 22 ++++++++++++++++++++++ + 1 file changed, 22 insertions(+) + create mode 100644 include/linux/clk/sunxi.h + +diff --git a/include/linux/clk/sunxi.h b/include/linux/clk/sunxi.h +new file mode 100644 +index 0000000..1ef5c89 +--- /dev/null ++++ b/include/linux/clk/sunxi.h +@@ -0,0 +1,22 @@ ++/* ++ * Copyright 2013 - Hans de Goede ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef __LINUX_CLK_SUNXI_H_ ++#define __LINUX_CLK_SUNXI_H_ ++ ++#include ++ ++void clk_sunxi_mmc_phase_control(struct clk_hw *hw, u8 sample, u8 output); ++ ++#endif +-- +1.8.5.1 + diff --git a/target/linux/sunxi/patches-3.12/185-clk-sunxi-mmc-phasectrl.patch b/target/linux/sunxi/patches-3.12/185-clk-sunxi-mmc-phasectrl.patch new file mode 100644 index 0000000000..f75394b9bd --- /dev/null +++ b/target/linux/sunxi/patches-3.12/185-clk-sunxi-mmc-phasectrl.patch @@ -0,0 +1,62 @@ +From e074907f73e0bc70740901fb4a05fdf5fc81b3ff Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Emilio=20L=C3=B3pez?= +Date: Fri, 20 Sep 2013 20:29:17 -0300 +Subject: [PATCH] clk: sunxi: Implement MMC phase control +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Signed-off-by: Emilio López +--- + drivers/clk/sunxi/clk-sunxi.c | 35 +++++++++++++++++++++++++++++++++++ + 1 file changed, 35 insertions(+) + +diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c +index 360d705..d2b8d3c 100644 +--- a/drivers/clk/sunxi/clk-sunxi.c ++++ b/drivers/clk/sunxi/clk-sunxi.c +@@ -352,6 +352,41 @@ static void sun4i_get_mod0_factors(u32 *freq, u32 parent_rate, + + + /** ++ * clk_sunxi_mmc_phase_control() - configures MMC clock phase control ++ */ ++ ++void clk_sunxi_mmc_phase_control(struct clk_hw *hw, u8 sample, u8 output) ++{ ++ #define to_clk_composite(_hw) container_of(_hw, struct clk_composite, hw) ++ #define to_clk_factors(_hw) container_of(_hw, struct clk_factors, hw) ++ ++ struct clk_composite *composite = to_clk_composite(hw); ++ struct clk_hw *rate_hw = composite->rate_hw; ++ struct clk_factors *factors = to_clk_factors(rate_hw); ++ unsigned long flags = 0; ++ u32 reg; ++ ++ if (factors->lock) ++ spin_lock_irqsave(factors->lock, flags); ++ ++ reg = readl(factors->reg); ++ ++ /* set sample clock phase control */ ++ reg &= ~(0x7 << 20); ++ reg |= ((sample & 0x7) << 20); ++ ++ /* set output clock phase control */ ++ reg &= ~(0x7 << 8); ++ reg |= ((output & 0x7) << 8); ++ ++ writel(reg, factors->reg); ++ ++ if (factors->lock) ++ spin_unlock_irqrestore(factors->lock, flags); ++} ++ ++ ++/** + * sunxi_factors_clk_setup() - Setup function for factor clocks + */ + +-- +1.8.5.1 + diff --git a/target/linux/sunxi/patches-3.12/186-dt-sun4i-fixup-sdc0.patch b/target/linux/sunxi/patches-3.12/186-dt-sun4i-fixup-sdc0.patch new file mode 100644 index 0000000000..f3aa3c3d7d --- /dev/null +++ b/target/linux/sunxi/patches-3.12/186-dt-sun4i-fixup-sdc0.patch @@ -0,0 +1,11 @@ +diff -ruN old/arch/arm/boot/dts/sun4i-a10.dtsi new/arch/arm/boot/dts/sun4i-a10.dtsi +--- old/arch/arm/boot/dts/sun4i-a10.dtsi 2014-01-04 01:59:34.000000000 +0100 ++++ new/arch/arm/boot/dts/sun4i-a10.dtsi 2014-01-04 01:54:00.000000000 +0100 +@@ -323,6 +323,7 @@ + compatible = "allwinner,sun4i-mmc"; + reg = <0x01c0f000 0x1000>; + clocks = <&ahb_gates 8>, <&mmc0>; ++ clock-names = "ahb", "mod"; + interrupts = <32>; + bus-width = <4>; + status = "disabled"; -- 2.25.1