[PATCH] ARM: dts: stm32: Update part number NVMEM description on stm32mp131

Alexandre TORGUE alexandre.torgue at foss.st.com
Thu Feb 2 04:26:41 PST 2023


On 1/18/23 13:49, Patrick Delaunay wrote:
> The STM32MP13x Device Part Number (also named RPN in reference manual)
> only uses the first 12 bits in OTP4, all the other bit are reserved and
> they can be different of zero; they must be masked in NVMEM result, so
> the number of bits must be defined in the nvmem cell description.
> 
> Fixes: 1da8779c0029 ("ARM: dts: stm32: add STM32MP13 SoCs support")
> Signed-off-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> ---
> 
>   arch/arm/boot/dts/stm32mp131.dtsi | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi
> index f50051e81ee3..2f186a0ae92e 100644
> --- a/arch/arm/boot/dts/stm32mp131.dtsi
> +++ b/arch/arm/boot/dts/stm32mp131.dtsi
> @@ -1233,6 +1233,7 @@ bsec: efuse at 5c005000 {
>   
>   			part_number_otp: part_number_otp at 4 {
>   				reg = <0x4 0x2>;
> +				bits = <0 12>;
>   			};
>   			ts_cal1: calib at 5c {
>   				reg = <0x5c 0x2>;
Applied on stm32-next.

Thanks.
Alex



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