Re: [PATCH 10/23] arm64: zynqmp: Add linux,code for gpio button

Michal Simek
2023-05-16T11:09:13Z

On 5/2/23 15:35, Michal Simek wrote:
> From: Srinivas Neeli <srinivas.neeli@xilinx.com>
>
> BTN_MISC looks like the most reasonable option for this button.
> Button is used by firmware to indicate (after reset, power up) that user
> wants to do firmware upgrade via firmware update utility.
> For bootloader or OS is this just user button which is worth to have it
> mapped.
> Also button can be used as a wakeup source and pressing it for more time
> can generate more chars that's why also adding wakeup-source and autorepeat
> properties.
>
> Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
> Signed-off-by: Michal Simek <michal.simek@amd.com>
> ---
>
> arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
> index 3862168fa026..340a5c43a8b6 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
> @@ -55,6 +55,9 @@ gpio-keys {
> key-fwuen {
> label = "fwuen";
> gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
> + linux,code = <BTN_MISC>;
> + wakeup-source;
> + autorepeat;
> };
> };
>

Applied.
M

--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP/Versal ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal/Versal NET SoCs
TF-A maintainer - Xilinx ZynqMP/Versal/Versal NET SoCs