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authorSascha Hauer <s.hauer@pengutronix.de>2014-09-01 09:47:17 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2014-09-02 11:01:29 +0200
commita595ff6eea05b919567f96d71e7e2c7b6236b8ac (patch)
tree2d7cea529b6a06be744116e29e8a97b0c8de1981 /dts/Bindings/mmc/sdhci-st.txt
parent7955f4315187665690f51e20698d4c12c68e008f (diff)
downloadbarebox-a595ff6eea05b919567f96d71e7e2c7b6236b8ac.tar.gz
barebox-a595ff6eea05b919567f96d71e7e2c7b6236b8ac.tar.xz
dts: update to v3.17-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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+* STMicroelectronics sdhci-st MMC/SD controller
+
+This file documents the differences between the core properties in
+Documentation/devicetree/bindings/mmc/mmc.txt and the properties
+used by the sdhci-st driver.
+
+Required properties:
+- compatible : Must be "st,sdhci"
+- clock-names : Should be "mmc"
+ See: Documentation/devicetree/bindings/resource-names.txt
+- clocks : Phandle of the clock used by the sdhci controler
+ See: Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Optional properties:
+- non-removable: non-removable slot
+ See: Documentation/devicetree/bindings/mmc/mmc.txt
+- bus-width: Number of data lines
+ See: Documentation/devicetree/bindings/mmc/mmc.txt
+
+Example:
+
+mmc0: sdhci@fe81e000 {
+ compatible = "st,sdhci";
+ status = "disabled";
+ reg = <0xfe81e000 0x1000>;
+ interrupts = <GIC_SPI 127 IRQ_TYPE_NONE>;
+ interrupt-names = "mmcirq";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_mmc0>;
+ clock-names = "mmc";
+ clocks = <&clk_s_a1_ls 1>;
+ bus-width = <8>
+};