From 4dcd5c2781f3c5c7851800649047658956d590af Mon Sep 17 00:00:00 2001 From: Kunihiko Hayashi Date: Wed, 1 Aug 2018 16:29:11 +0900 Subject: spi: add DT bindings for UniPhier SPI controller Add DT bindings for SPI controller implemented in UniPhier SoCs. Signed-off-by: Kunihiko Hayashi Signed-off-by: Keiji Hayashibara Reviewed-by: Rob Herring Signed-off-by: Mark Brown --- .../devicetree/bindings/spi/spi-uniphier.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-uniphier.txt (limited to 'Documentation/devicetree/bindings') diff --git a/Documentation/devicetree/bindings/spi/spi-uniphier.txt b/Documentation/devicetree/bindings/spi/spi-uniphier.txt new file mode 100644 index 000000000000..504a4ecfc7b1 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-uniphier.txt @@ -0,0 +1,22 @@ +Socionext UniPhier SPI controller driver + +UniPhier SoCs have SCSSI which supports SPI single channel. + +Required properties: + - compatible: should be "socionext,uniphier-scssi" + - reg: address and length of the spi master registers + - #address-cells: must be <1>, see spi-bus.txt + - #size-cells: must be <0>, see spi-bus.txt + - clocks: A phandle to the clock for the device. + - resets: A phandle to the reset control for the device. + +Example: + +spi0: spi@54006000 { + compatible = "socionext,uniphier-scssi"; + reg = <0x54006000 0x100>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&peri_clk 11>; + resets = <&peri_rst 11>; +}; -- cgit v1.2.3-59-g8ed1b