[PATCH v2 2/4] dt-bindings: ARM: Mediatek: Document devicetree bindings for spi bus
From: Jonas Gorski <hidden>
Date: 2015-07-05 16:56:01
Also in:
linux-devicetree, linux-mediatek, linux-spi, lkml
Hi, On Mon, Jun 29, 2015 at 3:04 PM, Leilk Liu [off-list ref] wrote:
quoted hunk ↗ jump to hunk
Signed-off-by: Leilk Liu <redacted> --- .../devicetree/bindings/spi/spi-mt65xx.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-mt65xx.txtdiff --git a/Documentation/devicetree/bindings/spi/spi-mt65xx.txt b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt new file mode 100644 index 0000000..04c28fd --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt@@ -0,0 +1,32 @@ +MTK SPI device
"SPI device" lets me think "SPI slave device", not "SPI master controller", so maybe call it "MTK SPI Controller"?
+ +Required properties: +- compatible: should be one of the following. + - mediatek,mt8173-spi: for mt8173 platforms + - mediatek,mt8135-spi: for mt8135 platforms + - mediatek,mt6589-spi: for mt6589 platforms + +- reg: Address and length of the register set for the device + +- interrupts: Should contain spi interrupt + +- clock-names: tuple listing input clock names. + Required elements: "main" + +- clocks: phandles to input clocks. + +- pad-select: should specify spi pad used, only required for MT8173. + This value should be 0~3.
AFAIK device-specific non-generic properties should be vendor-prefixed, i.e. it should be "mediatek,pad-select", not just "pad-select". Regards Jonas