Quoting Sibi Sankar (2021-08-18 20:36:25)
> Update MSS node to support MSA based modem boot on SC7280 SoCs.
>
> Signed-off-by: Sibi Sankar <sibis@xxxxxxxxxxxxxx>
> ---
Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
>
> v3:
> * Place remoteproc_mpss node in alphabetical order above pinctrl
> section. [Stephen]
>
> arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 7 +++++++
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 19 ++++++++++++++++---
> 2 files changed, 23 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> index 103d89c1e1c7..f1c8641b0c26 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> @@ -263,6 +263,13 @@
> status = "okay";
> };
>
> +&remoteproc_mpss {
> + status = "okay";
> + compatible = "qcom,sc7280-mss-pil";
> + iommus = <&apps_smmu 0x124 0x0>, <&apps_smmu 0x488 0x7>;
> + memory-region = <&mba_mem &mpss_mem>;
Nitpick:
memory-region = <&mba_mem>, <&mpss_mem>;
would be better as it indicates that &mpss_mem isn't being parsed when
&mba_mem is being parsed, i.e. they're independent phandles.
> +};
> +
> &sdhc_1 {
> status = "okay";
>
