From mboxrd@z Thu Jan 1 00:00:00 1970 From: marex@denx.de (Marek Vasut) Date: Fri, 6 Jul 2012 08:17:28 +0200 Subject: [PATCH 09/10] spi: Add SSP/SPI device tree documentation In-Reply-To: <1341555449-17507-1-git-send-email-marex@denx.de> References: <1341555449-17507-1-git-send-email-marex@denx.de> Message-ID: <1341555449-17507-9-git-send-email-marex@denx.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Signed-off-by: Marek Vasut Cc: Chris Ball Cc: Detlev Zundel CC: Dong Aisheng Cc: Fabio Estevam Cc: Grant Likely Cc: Linux ARM kernel Cc: Rob Herring CC: Shawn Guo Cc: Stefano Babic Cc: Wolfgang Denk --- Documentation/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 0000000..f1263a9 --- /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 at 80010000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,imx28-spi"; + reg = <0x80010000 2000>; + interrupts = <96 82>; + fsl,ssp-dma-channel = <0>; +}; -- 1.7.10