From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Griffin Subject: [PATCH v4 02/10] mmc: sdhci-st: ST Microelectronics SDHCI binding documentation. Date: Wed, 9 Jul 2014 16:07:33 +0100 Message-ID: <1404918461-25390-3-git-send-email-peter.griffin@linaro.org> References: <1404918461-25390-1-git-send-email-peter.griffin@linaro.org> Return-path: In-Reply-To: <1404918461-25390-1-git-send-email-peter.griffin@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ulf.hansson@linaro.org, chris@printf.net, maxime.coquelin@st.com, patrice.chotard@st.com, srinivas.kandagatla@gmail.com Cc: peter.griffin@linaro.org, lee.jones@linaro.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, peppe.cavallaro@st.com List-Id: devicetree@vger.kernel.org This patch adds the device tree binding documentation for the ST SDHCI driver. It documents the differences between the core properties described by mmc.txt and the properties used by the sdhci-st driver. Signed-off-by: Giuseppe Cavallaro Signed-off-by: Peter Griffin Acked-by: Lee Jones Acked-by: Maxime Coquelin --- Documentation/devicetree/bindings/mmc/sdhci-st.txt | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-st.txt diff --git a/Documentation/devicetree/bindings/mmc/sdhci-st.txt b/Documentation/devicetree/bindings/mmc/sdhci-st.txt new file mode 100644 index 0000000..7527db4 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/sdhci-st.txt @@ -0,0 +1,33 @@ +* 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 = ; + interrupt-names = "mmcirq"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mmc0>; + clock-names = "mmc"; + clocks = <&clk_s_a1_ls 1>; + bus-width = <8> +}; -- 1.9.1