From 4ad1e5b5d1dde19f09e728ba8b5164968f9dabeb Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Fri, 3 Aug 2012 17:26:14 +0200 Subject: [PATCH] spi/mxs: Add SSP/SPI device tree documentation Signed-off-by: Marek Vasut Acked-by: Chris Ball Acked-by: Shawn Guo Signed-off-by: Mark Brown --- .../devicetree/bindings/spi/mxs-spi.txt | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/mxs-spi.txt diff --git a/Documentation/devicetree/bindings/spi/mxs-spi.txt b/Documentation/devicetree/bindings/spi/mxs-spi.txt new file mode 100644 index 000000000000..c36296f5ad28 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/mxs-spi.txt @@ -0,0 +1,18 @@ +* Freescale MX233/MX28 SSP/SPI + +Required properties: +- compatible: Should be "fsl,-spi", where soc is "imx23" or "imx28" +- reg: Offset and length of the register set for the device +- interrupts: Should contain SSP interrupts (error irq first, dma irq second) +- fsl,ssp-dma-channel: APBX DMA channel for the SSP + +Example: + +ssp0: ssp@80010000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,imx28-spi"; + reg = <0x80010000 0x2000>; + interrupts = <96 82>; + fsl,ssp-dma-channel = <0>; +}; -- 2.39.5