Re: [PATCH v2 2/5] arm64: dts: qcom: sm8350: switch to combo usb3/dp phy

From: Dmitry Baryshkov
Date: Fri Feb 10 2023 - 06:06:32 EST


On 10/02/2023 12:34, Neil Armstrong wrote:
The first QMP PHY is an 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>

With the following few nits fixed:
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

---
arch/arm64/boot/dts/qcom/sm8350.dtsi | 40 ++++++++++++------------------------
1 file changed, 13 insertions(+), 27 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index 04bb838189a6..d490ce84a022 100644
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -652,7 +652,7 @@ gcc: clock-controller@100000 {
<&ufs_mem_phy_lanes 0>,
<&ufs_mem_phy_lanes 1>,
<&ufs_mem_phy_lanes 2>,
- <0>,
+ <&usb_1_qmpphy 0>,


<&usb_1_qmpphy QMP_USB43DP_USB3_PIPE_CLK> ?


<0>;
};
@@ -2601,37 +2601,24 @@ usb_2_hsphy: phy@88e4000 {
resets = <&gcc GCC_QUSB2PHY_SEC_BCR>;
};
- usb_1_qmpphy: phy-wrapper@88e9000 {
- compatible = "qcom,sm8350-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@88e9000 {
+ compatible = "qcom,sm8350-qmp-usb3-dp-phy";
+ reg = <0 0x088e8000 0 0x3000>;
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";
};
usb_2_qmpphy: phy-wrapper@88eb000 {
@@ -2727,7 +2714,7 @@ 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>;


<&usb_1_qmpphy QMP_USB43DP_USB3_PHY> ?


phy-names = "usb2-phy", "usb3-phy";
};
};
@@ -3092,8 +3079,7 @@ dispcc: clock-controller@af00000 {
clocks = <&rpmhcc RPMH_CXO_CLK>,
<&mdss_dsi0_phy 0>, <&mdss_dsi0_phy 1>,
<&mdss_dsi1_phy 0>, <&mdss_dsi1_phy 1>,
- <0>,
- <0>;
+ <&usb_1_qmpphy 1>, <&usb_1_qmpphy 2>;

<&usb_1_qmpphy QMP_USB43DP_DP_LINK_CLK>, <&usb_1_qmpphy QMP_USB43DP_DP_VCO_DIV_CLK>

clock-names = "bi_tcxo",
"dsi0_phy_pll_out_byteclk",
"dsi0_phy_pll_out_dsiclk",


--
With best wishes
Dmitry