diff options
Diffstat (limited to 'target/linux/mediatek/patches/0034-mmc-dt-bindings-add-Mediatek-MMC-bindings.patch')
| -rw-r--r-- | target/linux/mediatek/patches/0034-mmc-dt-bindings-add-Mediatek-MMC-bindings.patch | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches/0034-mmc-dt-bindings-add-Mediatek-MMC-bindings.patch b/target/linux/mediatek/patches/0034-mmc-dt-bindings-add-Mediatek-MMC-bindings.patch new file mode 100644 index 0000000..02a153d --- /dev/null +++ b/target/linux/mediatek/patches/0034-mmc-dt-bindings-add-Mediatek-MMC-bindings.patch @@ -0,0 +1,54 @@ +From fe43da8836dbf8e48377d208000877a17e465f3f Mon Sep 17 00:00:00 2001 +From: Chaotian Jing <chaotian.jing@mediatek.com> +Date: Mon, 15 Jun 2015 19:20:47 +0800 +Subject: [PATCH 34/76] mmc: dt-bindings: add Mediatek MMC bindings + +Document the device-tree binding of Mediatek MMC host + +Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com> +--- + Documentation/devicetree/bindings/mmc/mtk-sd.txt | 32 ++++++++++++++++++++++ + 1 file changed, 32 insertions(+) + create mode 100644 Documentation/devicetree/bindings/mmc/mtk-sd.txt + +diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt +new file mode 100644 +index 0000000..a1adfa4 +--- /dev/null ++++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt +@@ -0,0 +1,32 @@ ++* MTK MMC controller ++ ++The MTK MSDC can act as a MMC controller ++to support MMC, SD, and SDIO types of memory cards. ++ ++This file documents differences between the core properties in mmc.txt ++and the properties used by the msdc driver. ++ ++Required properties: ++- compatible: Should be "mediatek,mt8173-mmc","mediatek,mt8135-mmc" ++- interrupts: Should contain MSDC interrupt number ++- clocks: MSDC source clock, HCLK ++- clock-names: "source", "hclk" ++- pinctrl-names: should be "default", "state_uhs" ++- pinctrl-0: should contain default/high speed pin ctrl ++- pinctrl-1: should contain uhs mode pin ctrl ++- vmmc-supply: power to the Core ++- vqmmc-supply: power to the IO ++ ++Examples: ++mmc0: mmc@11230000 { ++ compatible = "mediatek,mt8173-mmc", "mediatek,mt8135-mmc"; ++ reg = <0 0x11230000 0 0x108>; ++ interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_LOW>; ++ vmmc-supply = <&mt6397_vemc_3v3_reg>; ++ vqmmc-supply = <&mt6397_vio18_reg>; ++ clocks = <&pericfg CLK_PERI_MSDC30_0>, <&topckgen CLK_TOP_MSDC50_0_H_SEL>; ++ clock-names = "source", "hclk"; ++ pinctrl-names = "default", "state_uhs"; ++ pinctrl-0 = <&mmc0_pins_default>; ++ pinctrl-1 = <&mmc0_pins_uhs>; ++}; +-- +1.7.10.4 + |