From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Fri, 13 Apr 2012 15:05:09 +0100 Subject: [PATCH 7/7] MMC: mmci: Add required documentation for Device Tree bindings In-Reply-To: <1334325909-5779-1-git-send-email-lee.jones@linaro.org> References: <1334325909-5779-1-git-send-email-lee.jones@linaro.org> Message-ID: <1334325909-5779-8-git-send-email-lee.jones@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This provides full documentation detailing each compulsory, optional and device (variant) specific properties available for use within the MMCI Device Tree. Signed-off-by: Lee Jones --- Documentation/devicetree/bindings/mmc/mmci.txt | 19 +++++++++++++++++++ 1 files changed, 19 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/mmc/mmci.txt diff --git a/Documentation/devicetree/bindings/mmc/mmci.txt b/Documentation/devicetree/bindings/mmc/mmci.txt new file mode 100644 index 0000000..14a81d5 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/mmci.txt @@ -0,0 +1,19 @@ +* ARM PrimeCell MultiMedia Card Interface (MMCI) PL180/1 + +The ARM PrimeCell MMCI PL180 and PL181 provides and interface for +reading and writing to MultiMedia and SD cards alike. + +Required properties: +- compatible : contains "arm,pl18x", "arm,primecell". +- reg : contains pl18x registers and length. +- interrupts : contains the device IRQ(s). +- arm,primecell-periphid : contains the PrimeCell Peripheral ID. + +Optional properties: +- wp-gpios : contains any write protect (ro) gpios +- cd-gpios : contains any card detection gpios +- cd-inverted : indicates whether the cd gpio is inverted +- max-frequency : contains the maximum operating frequency +- bus-width : number of data lines, can be <1>, <4>, or <8> +- mmc-cap-mmc-highspeed : indicates whether MMC is high speed capable +- mmc-cap-sd-highspeed : indicates whether SD is high speed capable -- 1.7.9.1