[PATCH v1] riscv: dts: icicle: Add GPIO controlled LEDs

Conor Dooley conor at kernel.org
Sat Oct 22 05:23:28 PDT 2022


On Thu, Oct 20, 2022 at 10:38:54AM +0200, Emil Renner Berthing wrote:
> This adds the 4 GPIO controlled LEDs to the Microchip PolarFire-SoC
> Icicle Kit device tree. The schematic doesn't specify any special
> function for the LEDs, so they're added here without any default
> triggers and named led1, led2, led3 and led4 just like in the schematic.
> 
> Signed-off-by: Emil Renner Berthing <emil.renner.berthing at canonical.com>

Hey Emil,

I applied this with a a minor modification to the subject & a
s/This adds/Add/. Messing w/ my setup so no b4-ty mail, but it should be
here:
https://git.kernel.org/conor/c/0d814000ad3589bf4f69c9cb25a3b77bbd55ffec

Thanks,
Conor.

> ---
>  .../boot/dts/microchip/mpfs-icicle-kit.dts    | 30 +++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts
> index ec7b7c2a3ce2..11ba4417f11a 100644
> --- a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts
> +++ b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts
> @@ -5,6 +5,8 @@
>  
>  #include "mpfs.dtsi"
>  #include "mpfs-icicle-kit-fabric.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/leds/common.h>
>  
>  /* Clock frequency (in Hz) of the rtcclk */
>  #define RTCCLK_FREQ		1000000
> @@ -31,6 +33,34 @@ cpus {
>  		timebase-frequency = <RTCCLK_FREQ>;
>  	};
>  
> +	leds {
> +		compatible = "gpio-leds";
> +
> +		led-1 {
> +			gpios = <&gpio2 16 GPIO_ACTIVE_HIGH>;
> +			color = <LED_COLOR_ID_RED>;
> +			label = "led1";
> +		};
> +
> +		led-2 {
> +			gpios = <&gpio2 17 GPIO_ACTIVE_HIGH>;
> +			color = <LED_COLOR_ID_RED>;
> +			label = "led2";
> +		};
> +
> +		led-3 {
> +			gpios = <&gpio2 18 GPIO_ACTIVE_HIGH>;
> +			color = <LED_COLOR_ID_AMBER>;
> +			label = "led3";
> +		};
> +
> +		led-4 {
> +			gpios = <&gpio2 19 GPIO_ACTIVE_HIGH>;
> +			color = <LED_COLOR_ID_AMBER>;
> +			label = "led4";
> +		};
> +	};
> +
>  	ddrc_cache_lo: memory at 80000000 {
>  		device_type = "memory";
>  		reg = <0x0 0x80000000 0x0 0x40000000>;
> -- 
> 2.37.2
> 



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