From 6d72a49ff3f6bb0932718c132b75351aedc9458e Mon Sep 17 00:00:00 2001 From: Masahisa Kojima Date: Tue, 4 Jun 2019 14:12:56 +0900 Subject: spi: Add DT bindings for Synquacer This patch adds documentation for Device-Tree bindings for the Socionext Synquacer spi driver. Signed-off-by: Masahisa Kojima Signed-off-by: Jassi Brar Reviewed-by: Rob Herring Signed-off-by: Mark Brown --- .../devicetree/bindings/spi/spi-synquacer.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-synquacer.txt (limited to 'Documentation/devicetree/bindings/spi') diff --git a/Documentation/devicetree/bindings/spi/spi-synquacer.txt b/Documentation/devicetree/bindings/spi/spi-synquacer.txt new file mode 100644 index 000000000000..291dfa692d0a --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-synquacer.txt @@ -0,0 +1,27 @@ +* Socionext Synquacer HS-SPI bindings + +Required Properties: +- compatible: should be "socionext,synquacer-spi" +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: should contain the "spi_rx", "spi_tx" and "spi_fault" interrupts. +- clocks: core clock iHCLK. Optional rate clock iPCLK (default is iHCLK) +- clock-names: Shall be "iHCLK" and "iPCLK" respectively + +Optional Properties: +- socionext,use-rtm: boolean, if required to use "retimed clock" for RX +- socionext,set-aces: boolean, if same active clock edges field to be set. + +Example: + + spi0: spi@ff110000 { + compatible = "socionext,synquacer-spi"; + reg = <0xff110000 0x1000>; + interrupts = , + , + ; + clocks = <&clk_hsspi>; + clock-names = "iHCLK"; + socionext,use-rtm; + socionext,set-aces; + }; -- cgit v1.2.3