Re: [PATCH v1 05/12] ARM: dts: microchip: sam9x60: Add OTPC node

[claudiu beznea]

On 21.08.2024 13:59, Alexander Dahl wrote:
> See datasheet (DS60001579G) sections "7. Memories" and "23. OTP Memory
> Controller (OTPC)" for reference.

Please detail here what the patch does and why it is necessary. Sending the
reader to some DS chapters w/o any additional information may be worthless.

> 
> Signed-off-by: Alexander Dahl <ada@xxxxxxxxxxx>
> ---
>  arch/arm/boot/dts/microchip/sam9x60.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/microchip/sam9x60.dtsi b/arch/arm/boot/dts/microchip/sam9x60.dtsi
> index 291540e5d81e..2159a6817f44 100644
> --- a/arch/arm/boot/dts/microchip/sam9x60.dtsi
> +++ b/arch/arm/boot/dts/microchip/sam9x60.dtsi
> @@ -14,6 +14,7 @@
>  #include <dt-bindings/clock/at91.h>
>  #include <dt-bindings/mfd/at91-usart.h>
>  #include <dt-bindings/mfd/atmel-flexcom.h>
> +#include <dt-bindings/nvmem/microchip,sama7g5-otpc.h>
>  
>  / {
>  	#address-cells = <1>;
> @@ -156,6 +157,13 @@ sdmmc1: sdio-host@90000000 {
>  			status = "disabled";
>  		};
>  
> +		otpc: efuse@eff00000 {
> +			compatible = "microchip,sam9x60-otpc", "syscon";
> +			reg = <0xeff00000 0xec>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +		};
> +
>  		apb {
>  			compatible = "simple-bus";
>  			#address-cells = <1>;