linux-kernel - [PATCH v4 4/5] arm64: dts: qcom: sm8450: switch to usb3/dp combo phy

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Message-Id: <20230206-topic-sm8450-upstream-dp-controller-v4-4-dca33f531e0d@linaro.org>
Date:   Thu, 09 Mar 2023 10:19:03 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH v4 4/5] arm64: dts: qcom: sm8450: switch to usb3/dp combo
 phy

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.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 42 +++++++++++++-----------------------
 1 file changed, 15 insertions(+), 27 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 1a744a33bcf4..6caa2c8efb46 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/dma/qcom-gpi.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/mailbox/qcom-ipcc.h>
+#include <dt-bindings/phy/phy-qcom-qmp.h>
 #include <dt-bindings/power/qcom-rpmpd.h>
 #include <dt-bindings/interconnect/qcom,sm8450.h>
 #include <dt-bindings/soc/qcom,gpr.h>
@@ -748,7 +749,7 @@ gcc: clock-controller@...000 {
 				 <&ufs_mem_phy_lanes 0>,
 				 <&ufs_mem_phy_lanes 1>,
 				 <&ufs_mem_phy_lanes 2>,
-				 <0>;
+				 <&usb_1_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
 			clock-names = "bi_tcxo",
 				      "sleep_clk",
 				      "pcie_0_pipe_clk",
@@ -2034,37 +2035,24 @@ usb_1_hsphy: phy@...3000 {
 			resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>;
 		};
 
-		usb_1_qmpphy: phy-wrapper@...9000 {
-			compatible = "qcom,sm8450-qmp-usb3-phy";
-			reg = <0 0x088e9000 0 0x200>,
-			      <0 0x088e8000 0 0x20>;
-			status = "disabled";
-			#address-cells = <2>;
-			#size-cells = <2>;
-			ranges;
+		usb_1_qmpphy: phy@...8000 {
+			compatible = "qcom,sm8450-qmp-usb3-dp-phy";
+			reg = <0 0x088e8000 0 0x4000>;
 
 			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@...9200 {
-				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@...0000 {
@@ -2972,8 +2960,8 @@ dispcc: clock-controller@...0000 {
 				 <&mdss_dsi0_phy 1>,
 				 <&mdss_dsi1_phy 0>,
 				 <&mdss_dsi1_phy 1>,
-				 <0>, /* dp0 */
-				 <0>,
+				 <&usb_1_qmpphy QMP_USB43DP_DP_LINK_CLK>,
+				 <&usb_1_qmpphy QMP_USB43DP_DP_VCO_DIV_CLK>,
 				 <0>, /* dp1 */
 				 <0>,
 				 <0>, /* dp2 */
@@ -4153,7 +4141,7 @@ usb_1_dwc3: usb@...0000 {
 				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 QMP_USB43DP_USB3_PHY>;
 				phy-names = "usb2-phy", "usb3-phy";
 			};
 		};

-- 
2.34.1