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[12/14] arm64: dts: qcom: sm8550: Drop PCIE_AUX_CLK from pcie_phy node

Message ID 20240124-pcie-aux-clk-fix-v1-12-d8a4852b6ba6@linaro.org (mailing list archive)
State Changes Requested
Headers show
Series Drop PCIE_AUX_CLK from the PCIe PHY nodes of Qcom SoCs | expand

Commit Message

Manivannan Sadhasivam Jan. 24, 2024, 7:36 a.m. UTC
PCIe PHY hw doesn't require PCIE_AUX_CLK for functioning. This clock is
only required by the PCIe controller. Hence drop it from pcie_phy node.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Comments

Neil Armstrong Jan. 24, 2024, 12:26 p.m. UTC | #1
On 24/01/2024 08:36, Manivannan Sadhasivam wrote:
> PCIe PHY hw doesn't require PCIE_AUX_CLK for functioning. This clock is
> only required by the PCIe controller. Hence drop it from pcie_phy node.
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
>   arch/arm64/boot/dts/qcom/sm8550.dtsi | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> index ee1ba5a8c8fc..f074683f7940 100644
> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> @@ -1760,13 +1760,11 @@ pcie0_phy: phy@1c06000 {
>   			compatible = "qcom,sm8550-qmp-gen3x2-pcie-phy";
>   			reg = <0 0x01c06000 0 0x2000>;
>   
> -			clocks = <&gcc GCC_PCIE_0_AUX_CLK>,
> -				 <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
> +			clocks = <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
>   				 <&tcsr TCSR_PCIE_0_CLKREF_EN>,
>   				 <&gcc GCC_PCIE_0_PHY_RCHNG_CLK>,
>   				 <&gcc GCC_PCIE_0_PIPE_CLK>;
> -			clock-names = "aux", "cfg_ahb", "ref", "rchng",
> -				      "pipe";
> +			clock-names = "cfg_ahb", "ref", "rchng", "pipe";
>   
>   			resets = <&gcc GCC_PCIE_0_PHY_BCR>;
>   			reset-names = "phy";
> 


Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-HDK
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Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index ee1ba5a8c8fc..f074683f7940 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -1760,13 +1760,11 @@  pcie0_phy: phy@1c06000 {
 			compatible = "qcom,sm8550-qmp-gen3x2-pcie-phy";
 			reg = <0 0x01c06000 0 0x2000>;
 
-			clocks = <&gcc GCC_PCIE_0_AUX_CLK>,
-				 <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
+			clocks = <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
 				 <&tcsr TCSR_PCIE_0_CLKREF_EN>,
 				 <&gcc GCC_PCIE_0_PHY_RCHNG_CLK>,
 				 <&gcc GCC_PCIE_0_PIPE_CLK>;
-			clock-names = "aux", "cfg_ahb", "ref", "rchng",
-				      "pipe";
+			clock-names = "cfg_ahb", "ref", "rchng", "pipe";
 
 			resets = <&gcc GCC_PCIE_0_PHY_BCR>;
 			reset-names = "phy";