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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-07-24 22:43:04 -0700 |
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| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-07-24 22:43:04 -0700 |
| commit | 314820c9e892d8f41ba4db300ec96770d9c8294b (patch) | |
| tree | 3d5c59a429239b180c77e57f998a78d3f2b79827 /Documentation/devicetree/bindings/mmc/mxs-mmc.txt | |
| parent | e76b8ee25e034ab601b525abb95cea14aa167ed3 (diff) | |
| parent | 07b8481d4aff73d6f451f25e74ea10240ff5131e (diff) | |
| download | op-kernel-dev-314820c9e892d8f41ba4db300ec96770d9c8294b.zip op-kernel-dev-314820c9e892d8f41ba4db300ec96770d9c8294b.tar.gz | |
Merge branch 'next' into for-linus
Diffstat (limited to 'Documentation/devicetree/bindings/mmc/mxs-mmc.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/mxs-mmc.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mxs-mmc.txt b/Documentation/devicetree/bindings/mmc/mxs-mmc.txt new file mode 100644 index 0000000..14d870a --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/mxs-mmc.txt @@ -0,0 +1,25 @@ +* Freescale MXS MMC controller + +The Freescale MXS Synchronous Serial Ports (SSP) can act as a MMC controller +to support MMC, SD, and SDIO types of memory cards. + +Required properties: +- compatible: Should be "fsl,<chip>-mmc". The supported chips include + imx23 and imx28. +- reg: Should contain registers location and length +- interrupts: Should contain ERROR and DMA interrupts +- fsl,ssp-dma-channel: APBH DMA channel for the SSP +- bus-width: Number of data lines, can be <1>, <4>, or <8> + +Optional properties: +- wp-gpios: Specify GPIOs for write protection + +Examples: + +ssp0: ssp@80010000 { + compatible = "fsl,imx28-mmc"; + reg = <0x80010000 2000>; + interrupts = <96 82>; + fsl,ssp-dma-channel = <0>; + bus-width = <8>; +}; |
