Am 17.02.2018 um 21:44 schrieb Manivannan Sadhasivam:
> Add gpio nodes for Actions Semi S900 SoC.
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/actions/s900.dtsi | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/actions/s900.dtsi b/arch/arm64/boot/dts/actions/s900.dtsi
> index 0156483f0f4d..e359509ad9d3 100644
> --- a/arch/arm64/boot/dts/actions/s900.dtsi
> +++ b/arch/arm64/boot/dts/actions/s900.dtsi
> @@ -180,6 +180,13 @@
> clocks = <&cmu CLK_GPIO>;
> };
>
> + gpio: gpio@e01b0000 {
> + compatible = "actions,s900-gpio";
> + reg = <0x0 0xe01b0000 0x0 0x1000>;
> + gpio-controller;
Same as the bindings example, this is lacking gpio-ranges.
https://github.com/afaerber/linux/commit/f4526bbacd75d014a69e6e3ff051638589ee71a3
Also why have only one node? That forces the information about GPIO
banks into the driver rather than into the DT.
> + #gpio-cells = <2>;
> + };
> +
> timer: timer@e0228000 {
> compatible = "actions,s900-timer";
> reg = <0x0 0xe0228000 0x0 0x8000>;
Regards,
Andreas
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