Re: [PATCH 4/5] arm64: dst: qcom: sm8450: switch to usb3/dp combo phy

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On 06/02/2023 12:03, Konrad Dybcio wrote:
subject: s/dst/dts here and in 5/5

On 6.02.2023 11:17, Neil Armstrong wrote:
The QMP PHY is a USB3/DP combo phy, switch to the newly
documented bindings and register the clocks to the GCC
and DISPCC controllers.

Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/sm8450.dtsi | 38 +++++++++++++-----------------------
  1 file changed, 14 insertions(+), 24 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index d66dcd8fe61f..757b7c56d5f5 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -748,7 +748,7 @@ gcc: clock-controller@100000 {
  				 <&ufs_mem_phy_lanes 0>,
  				 <&ufs_mem_phy_lanes 1>,
  				 <&ufs_mem_phy_lanes 2>,
-				 <0>;
+				 <&usb_1_qmpphy 0>;
  			clock-names = "bi_tcxo",
  				      "sleep_clk",
  				      "pcie_0_pipe_clk",
@@ -2038,37 +2038,27 @@ usb_1_hsphy: phy@88e3000 {
  			resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>;
  		};
- usb_1_qmpphy: phy-wrapper@88e9000 {
-			compatible = "qcom,sm8450-qmp-usb3-phy";
-			reg = <0 0x088e9000 0 0x200>,
-			      <0 0x088e8000 0 0x20>;
-			status = "disabled";
+		usb_1_qmpphy: phy@88e8000 {
+			compatible = "qcom,sm8450-qmp-usb3-dp-phy";
+			reg = <0 0x088e8000 0 0x4000>;

  			#address-cells = <2>;
  			#size-cells = <2>;
  			ranges;
These can go since you're removing the subnode, I think..

Indeed will remove

clocks = <&gcc GCC_USB3_PRIM_PHY_AUX_CLK>,
  				 <&rpmhcc RPMH_CXO_CLK>,
-				 <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>;
-			clock-names = "aux", "ref_clk_src", "com_aux";
+				 <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>,
+				 <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
+			clock-names = "aux", "ref", "com_aux", "usb3_pipe";
resets = <&gcc GCC_USB3_DP_PHY_PRIM_BCR>,
  				 <&gcc GCC_USB3_PHY_PRIM_BCR>;
  			reset-names = "phy", "common";
- usb_1_ssphy: phy@88e9200 {
-				reg = <0 0x088e9200 0 0x200>,
-				      <0 0x088e9400 0 0x200>,
-				      <0 0x088e9c00 0 0x400>,
-				      <0 0x088e9600 0 0x200>,
-				      <0 0x088e9800 0 0x200>,
-				      <0 0x088e9a00 0 0x100>;
-				#phy-cells = <0>;
-				#clock-cells = <0>;
-				clocks = <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
-				clock-names = "pipe0";
-				clock-output-names = "usb3_phy_pipe_clk_src";
-			};
+			#clock-cells = <1>;
+			#phy-cells = <1>;
+
+			status = "disabled";
  		};
remoteproc_slpi: remoteproc@2400000 {
@@ -2976,8 +2966,8 @@ dispcc: clock-controller@af00000 {
  				 <&mdss_dsi0_phy 1>,
  				 <&mdss_dsi1_phy 0>,
  				 <&mdss_dsi1_phy 1>,
-				 <0>, /* dp0 */
-				 <0>,
+				 <&usb_1_qmpphy 0>,
+				 <&usb_1_qmpphy 1>,
  				 <0>, /* dp1 */
  				 <0>,
  				 <0>, /* dp2 */
@@ -4157,7 +4147,7 @@ usb_1_dwc3: usb@a600000 {
  				iommus = <&apps_smmu 0x0 0x0>;
  				snps,dis_u2_susphy_quirk;
  				snps,dis_enblslpm_quirk;
-				phys = <&usb_1_hsphy>, <&usb_1_ssphy>;
+				phys = <&usb_1_hsphy>, <&usb_1_qmpphy 0>;
  				phy-names = "usb2-phy", "usb3-phy";
BTW msm-5.10 marks the dwc3 subdevice dma-coherent, maybe we should too?

Probably, not sure it's related to this patchset

Neil


Konrad
  			};
  		};





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