diff options
Diffstat (limited to 'Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt index 8d178a4503cf..6cc3c6fe25a3 100644 --- a/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt +++ b/Documentation/devicetree/bindings/spi/spi-fsl-lpspi.txt @@ -5,8 +5,11 @@ Required properties: - "fsl,imx7ulp-spi" for LPSPI compatible with the one integrated on i.MX7ULP soc - "fsl,imx8qxp-spi" for LPSPI compatible with the one integrated on i.MX8QXP soc - reg : address and length of the lpspi master registers +- interrupt-parent : core interrupt controller - interrupts : lpspi interrupt - clocks : lpspi clock specifier +- spi-slave : spi slave mode support. In slave mode, add this attribute without + value. In master mode, remove it. Examples: @@ -16,4 +19,5 @@ lpspi2: lpspi@40290000 { interrupt-parent = <&intc>; interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX7ULP_CLK_LPSPI2>; + spi-slave; }; |