On Mon, Jan 30, 2023 at 10:31:54PM +0530, Kathiravan T wrote:
> Enable the support for download mode to collect the RAM dumps if
> system crashes, to perform the post mortem analysis.
>
> Signed-off-by: Kathiravan T <quic_kathirav@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/ipq5332.dtsi | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
> index 7f0ba2ec339c..6a1d0cc927ef 100644
> --- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
> @@ -70,6 +70,7 @@
> firmware {
> scm {
> compatible = "qcom,scm-ipq5332", "qcom,scm";
> + qcom,dload-mode = <&tcsr 0x0>;
> };
> };
>
> @@ -142,6 +143,11 @@
> <0>;
> };
>
> + tcsr: syscon@193d100 {
> + compatible = "qcom,tcsr-ipq5332", "syscon";
> + reg = <0x0193d100 0x4>;
Please map the entire TCSR_REGS here, and use qcom,dload-mode to encode
the offset within this.
Thanks,
Bjorn
> + };
> +
> sdhc: mmc@7804000 {
> compatible = "qcom,ipq5332-sdhci", "qcom,sdhci-msm-v5";
> reg = <0x07804000 0x1000>, <0x07805000 0x1000>;
> --
> 2.17.1
>
