Re: [PATCH v2 3/4] arm64: dts: qcom: sdm845: Add the RPMh stats node

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On 12/08/2022 11:12, Abel Vesa wrote:
SDM845 is a special case compared to the other platforms that use RPMh
stats, since it only has 2 stats (aosd and cxsd), while the others have
a 3rd one (ddr).

So lets add the node but with a SDM845 dedicated compatible to make
the driver aware of the different stats config.
Hi,

I gave this a go on the OnePlus 6, I noticed the driver is also meant to read the stats for remote procs via smem, however this seems to fail for me - it can't find any of the SMEM items even if I probe the driver manually after ensuring remoteprocs have booted. Is this an unsupported feature on SDM845?

Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx>
---

Changed qcom,rpmh-stats-sdm845 to qcom,sdm845-rpmh-stats, as suggested
by Krzysztof.

  arch/arm64/boot/dts/qcom/sdm845.dtsi | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 5bea96a9ce06..67fe08b837be 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -4851,6 +4851,11 @@ ebi_cdev: ebi {
  			};
  		};

+		sram@c3f0000 {
+			compatible = "qcom,sdm845-rpmh-stats";
+			reg = <0 0x0c3f0000 0 0x400>;
+		};
+
  		spmi_bus: spmi@c440000 {
  			compatible = "qcom,spmi-pmic-arb";
  			reg = <0 0x0c440000 0 0x1100>,
--
2.34.1


--
Kind Regards,
Caleb (they/he)



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