linux-kernel - [PATCH v3] arm64: dts: qcom: msm8996: Use generic QMP driver for UFS

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Date:   Fri, 24 Jan 2020 16:12:34 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3] arm64: dts: qcom: msm8996: Use generic QMP driver for UFS

With support for the MSM8996 UFS PHY added to the common QMP driver,
migrate the DTS to use the common QMP binding.

Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---

Depends on https://lore.kernel.org/linux-arm-msm/20200125000803.435264-1-bjorn.andersson@linaro.org/

Changes since v2:
- Rebased patch

 arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi |  6 -----
 arch/arm64/boot/dts/qcom/msm8996.dtsi        | 25 +++++++++++++-------
 2 files changed, 17 insertions(+), 14 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
index fff6115f2670..af87350b5547 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
@@ -999,13 +999,7 @@ &ufsphy {
 
 	vdda-phy-supply = <&vreg_l28a_0p925>;
 	vdda-pll-supply = <&vreg_l12a_1p8>;
-
-	vdda-phy-max-microamp = <18380>;
-	vdda-pll-max-microamp = <9440>;
-
 	vddp-ref-clk-supply = <&vreg_l25a_1p2>;
-	vddp-ref-clk-max-microamp = <100>;
-	vddp-ref-clk-always-on;
 };
 
 &ufshc {
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 30cdbbe43d6c..a599761228a7 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -885,7 +885,7 @@ ufshc: ufshc@...000 {
 			reg = <0x00624000 0x2500>;
 			interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>;
 
-			phys = <&ufsphy>;
+			phys = <&ufsphy_lane>;
 			phy-names = "ufsphy";
 
 			power-domains = <&gcc UFS_GDSC>;
@@ -937,16 +937,25 @@ ufs_variant {
 		};
 
 		ufsphy: phy@...000 {
-			compatible = "qcom,msm8996-ufs-phy-qmp-14nm";
-			reg = <0x00627000 0xda8>;
-			reg-names = "phy_mem";
-			#phy-cells = <0>;
+			compatible = "qcom,msm8996-qmp-ufs-phy";
+			reg = <0x00627000 0x1c4>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_UFS_CLKREF_CLK>;
+			clock-names = "ref";
 
-			clock-names = "ref_clk_src", "ref_clk";
-			clocks = <&rpmcc RPM_SMD_LN_BB_CLK>,
-				 <&gcc GCC_UFS_CLKREF_CLK>;
 			resets = <&ufshc 0>;
+			reset-names = "ufsphy";
 			status = "disabled";
+
+			ufsphy_lane: lanes@...400 {
+				reg = <0x627400 0x12c>,
+				      <0x627600 0x200>,
+				      <0x627c00 0x1b4>;
+				#phy-cells = <0>;
+			};
 		};
 
 		camss: camss@...000 {
-- 
2.24.0