Add a binding document for lpspi driver Signed-off-by: Gao Pan <pandy.gao@xxxxxxx> --- .../devicetree/bindings/spi/spi-fsl-lpspi.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt new file mode 100644 index 0000000..225ace1 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt @@ -0,0 +1,19 @@ +* Freescale Low Power SPI (LPSPI) for i.MX + +Required properties: +- compatible : + - "fsl,imx7ulp-spi" for LPSPI compatible with the one integrated on i.MX7ULP soc +- reg : address and length of the lpspi master registers +- interrupt-parent : core interrupt controller +- interrupts : lpspi interrupt +- clocks : lpspi clock specifier + +Examples: + +lpspi2: lpspi@40290000 { + compatible = "fsl,imx7ulp-spi"; + reg = <0x40290000 0x10000>; + interrupt-parent = <&intc>; + interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX7ULP_CLK_LPSPI2>; +}; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html