Re: [PATCH v2 2/8] arm64: dts: qcom: sm6350-lena: Add qcom,rmtfs-mem node

[Konrad Dybcio]

On 9/26/26 4:00 PM, erebion wrote:
> Adds the qcom,rmtfs-mem node required for the modem
> 
> Signed-off-by: erebion <erebion@xxxxxxxxxx>
> ---
>  .../boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts    | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
> index 79aa2521aed40..0ef3e9e239786 100644
> --- a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
> +++ b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
> @@ -4,6 +4,7 @@
>   */
>  /dts-v1/;
>  
> +#include <dt-bindings/firmware/qcom,scm.h>
>  #include <dt-bindings/leds/common.h>
>  #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
>  #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> @@ -54,6 +55,22 @@ touch_en_vreg: touch-en-regulator {
>  
>  		vin-supply = <&pm6350_l6>;
>  	};
> +
> +	reserved-memory {
> +		/*
> +		 * The rmtfs memory region in downstream is 'dynamically allocated'
> +		 * but given the same address every time. Hard code it as this address is
> +		 * where the modem firmware expects it to be.
> +		 */

This is the case on all Qualcomm devices, you can drop this comment

Konrad