linux-kernel - [PATCH 07/17] arm64: dts: exynos: gs101: Add ufs, ufs-phy and ufs regulator dt nodes

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Date: Thu,  4 Apr 2024 13:25:49 +0100
From: Peter Griffin <peter.griffin@...aro.org>
To: mturquette@...libre.com,
	sboyd@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	vkoul@...nel.org,
	kishon@...nel.org,
	alim.akhtar@...sung.com,
	avri.altman@....com,
	bvanassche@....org,
	s.nawrocki@...sung.com,
	cw00.choi@...sung.com,
	jejb@...ux.ibm.com,
	martin.petersen@...cle.com,
	chanho61.park@...sung.com,
	ebiggers@...nel.org
Cc: linux-scsi@...r.kernel.org,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-clk@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	tudor.ambarus@...aro.org,
	andre.draszik@...aro.org,
	saravanak@...gle.com,
	willmcvicker@...gle.com,
	Peter Griffin <peter.griffin@...aro.org>
Subject: [PATCH 07/17] arm64: dts: exynos: gs101: Add ufs, ufs-phy and ufs regulator dt nodes

Enable the ufs controller, ufs phy and ufs regulator in device tree.

Signed-off-by: Peter Griffin <peter.griffin@...aro.org>
---
 .../boot/dts/exynos/google/gs101-oriole.dts   | 17 +++++++++
 arch/arm64/boot/dts/exynos/google/gs101.dtsi  | 35 +++++++++++++++++++
 2 files changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts b/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
index 6be15e990b65..986eb5c9898a 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
+++ b/arch/arm64/boot/dts/exynos/google/gs101-oriole.dts
@@ -53,6 +53,14 @@ button-power {
 			wakeup-source;
 		};
 	};
+
+	ufs_0_fixed_vcc_reg: regulator-0 {
+		compatible = "regulator-fixed";
+		regulator-name = "ufs-vcc";
+		gpio = <&gpp0 1 0>;
+		regulator-boot-on;
+		enable-active-high;
+	};
 };
 
 &ext_24_5m {
@@ -106,6 +114,15 @@ &serial_0 {
 	status = "okay";
 };
 
+&ufs_0 {
+	status = "okay";
+	vcc-supply = <&ufs_0_fixed_vcc_reg>;
+};
+
+&ufs_0_phy {
+	status = "okay";
+};
+
 &usi_uart {
 	samsung,clkreq-on; /* needed for UART mode */
 	status = "okay";
diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 608369cec47b..9c94829bf14c 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -1277,6 +1277,41 @@ pinctrl_hsi2: pinctrl@...40000 {
 			interrupts = <GIC_SPI 503 IRQ_TYPE_LEVEL_HIGH 0>;
 		};
 
+		ufs_0_phy: phy@...04000 {
+			compatible = "google,gs101-ufs-phy";
+			reg = <0x14704000 0x3000>;
+			reg-names = "phy-pma";
+			samsung,pmu-syscon = <&pmu_system_controller>;
+			#phy-cells = <0>;
+			clocks = <&ext_24_5m>;
+			clock-names = "ref_clk";
+			status = "disabled";
+		};
+
+		ufs_0: ufs@...00000 {
+			compatible = "google,gs101-ufs";
+
+			reg = <0x14700000 0x200>,
+			      <0x14701100 0x200>,
+			      <0x14780000 0xa000>,
+			      <0x14600000 0x100>;
+			reg-names = "hci", "vs_hci", "unipro", "ufsp";
+			interrupts = <GIC_SPI 532 IRQ_TYPE_LEVEL_HIGH 0>;
+			clocks = <&cmu_hsi2 CLK_GOUT_HSI2_UFS_EMBD_I_ACLK>,
+				 <&cmu_hsi2 CLK_GOUT_HSI2_UFS_EMBD_I_CLK_UNIPRO>,
+				 <&cmu_hsi2 CLK_GOUT_HSI2_UFS_EMBD_I_FMP_CLK>,
+				 <&cmu_hsi2 CLK_GOUT_HSI2_QE_UFS_EMBD_HSI2_ACLK>,
+				 <&cmu_hsi2 CLK_GOUT_HSI2_QE_UFS_EMBD_HSI2_PCLK>;
+			clock-names = "core_clk", "sclk_unipro_main", "fmp", "ufs_aclk", "ufs_pclk";
+			freq-table-hz = <0 0>, <0 0>, <0 0>, <0 0>, <0 0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>;
+			phys = <&ufs_0_phy>;
+			phy-names = "ufs-phy";
+			samsung,sysreg = <&sysreg_hsi2 0x710>;
+			status = "disabled";
+		};
+
 		cmu_apm: clock-controller@...00000 {
 			compatible = "google,gs101-cmu-apm";
 			reg = <0x17400000 0x8000>;
-- 
2.44.0.478.gd926399ef9-goog