Messages in this thread Patch in this message | | | From | Anson Huang <> | Subject | [PATCH V2] bindings: add clocks optional binding for imx gpio | Date | Tue, 3 Jul 2018 09:18:14 +0800 |
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Some i.MX SoCs have GPIO clock gate in CCM, accessing GPIO registers needs to enable GPIO clock gate first, i.MX GPIO driver will enable clock gate if there is clock property in GPIO node of dtb, add optional property to i.MX GPIO binding doc.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com> --- Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt b/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt index dbd22e0..b4cd9f90 100644 --- a/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt +++ b/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.txt @@ -19,6 +19,9 @@ Required properties: 4 = active high level-sensitive. 8 = active low level-sensitive. +Optional properties: +- clocks: the clock for clocking the GPIO silicon + Example: gpio0: gpio@73f84000 { -- 2.7.4
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