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From: JC Kuo <jckuo@nvidia.com>
To: <gregkh@linuxfoundation.org>, <thierry.reding@gmail.com>,
	<robh@kernel.org>, <jonathanh@nvidia.com>, <kishon@ti.com>
Cc: <linux-tegra@vger.kernel.org>, <linux-usb@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<nkristam@nvidia.com>, JC Kuo <jckuo@nvidia.com>
Subject: [PATCH v6 5/5] arm64: tegra: Enable XUSB host in P2972-0000 board
Date: Wed, 12 Feb 2020 14:11:33 +0800	[thread overview]
Message-ID: <20200212061133.11665-6-jckuo@nvidia.com> (raw)
In-Reply-To: <20200212061133.11665-1-jckuo@nvidia.com>

This commit enables XUSB host and pad controller in Tegra194
P2972-0000 board.

Signed-off-by: JC Kuo <jckuo@nvidia.com>
---
Changes in v6:
- re-use "maximum-speed" instead of adding "nvidia,disable-gen2"
Changes in v5: none
Changes in v4: none
Changes in v3: none
Changes in v2:
- use capitalization of regulator names
- fix gpio property of VDD_5V_SATA regulator

 .../arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 36 ++++++++++-
 .../boot/dts/nvidia/tegra194-p2972-0000.dts   | 63 +++++++++++++++++++
 2 files changed, 98 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
index bdd33ff4e324..623f7d7d216b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
@@ -71,6 +71,29 @@
 			vmmc-supply = <&vdd_emmc_3v3>;
 		};
 
+		padctl@3520000 {
+			avdd-usb-supply = <&vdd_usb_3v3>;
+			vclamp-usb-supply = <&vdd_1v8ao>;
+
+			ports {
+				usb2-1 {
+					vbus-supply = <&vdd_5v0_sys>;
+				};
+
+				usb2-3 {
+					vbus-supply = <&vdd_5v_sata>;
+				};
+
+				usb3-0 {
+					vbus-supply = <&vdd_5v0_sys>;
+				};
+
+				usb3-3 {
+					vbus-supply = <&vdd_5v0_sys>;
+				};
+			};
+		};
+
 		rtc@c2a0000 {
 			status = "okay";
 		};
@@ -234,7 +257,7 @@
 						regulator-max-microvolt = <3300000>;
 					};
 
-					ldo5 {
+					vdd_usb_3v3: ldo5 {
 						regulator-name = "VDD_USB_3V3";
 						regulator-min-microvolt = <3300000>;
 						regulator-max-microvolt = <3300000>;
@@ -317,5 +340,16 @@
 			gpio = <&gpio TEGRA194_MAIN_GPIO(A, 1) GPIO_ACTIVE_HIGH>;
 			regulator-boot-on;
 		};
+
+		vdd_5v_sata: regulator@4 {
+			compatible = "regulator-fixed";
+			reg = <4>;
+
+			regulator-name = "VDD_5V_SATA";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			gpio = <&gpio TEGRA194_MAIN_GPIO(Z, 1) GPIO_ACTIVE_HIGH>;
+			enable-active-high;
+		};
 	};
 };
diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
index 985e7d84f161..f9f874d9d0ae 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
@@ -37,6 +37,69 @@
 			status = "okay";
 		};
 
+		padctl@3520000 {
+			status = "okay";
+
+			pads {
+				usb2 {
+					lanes {
+						usb2-1 {
+							status = "okay";
+						};
+
+						usb2-3 {
+							status = "okay";
+						};
+					};
+				};
+
+				usb3 {
+					lanes {
+						usb3-0 {
+							status = "okay";
+						};
+
+						usb3-3 {
+							status = "okay";
+						};
+					};
+				};
+			};
+
+			ports {
+				usb2-1 {
+					mode = "host";
+					status = "okay";
+				};
+
+				usb2-3 {
+					mode = "host";
+					status = "okay";
+				};
+
+				usb3-0 {
+					nvidia,usb2-companion = <1>;
+					status = "okay";
+				};
+
+				usb3-3 {
+					nvidia,usb2-companion = <3>;
+					maximum-speed = "super-speed";
+					status = "okay";
+				};
+			};
+		};
+
+		usb@3610000 {
+			status = "okay";
+
+			phys =	<&{/cbb@0/padctl@3520000/pads/usb2/lanes/usb2-1}>,
+				<&{/cbb@0/padctl@3520000/pads/usb2/lanes/usb2-3}>,
+				<&{/cbb@0/padctl@3520000/pads/usb3/lanes/usb3-0}>,
+				<&{/cbb@0/padctl@3520000/pads/usb3/lanes/usb3-3}>;
+			phy-names = "usb2-1", "usb2-3", "usb3-0", "usb3-3";
+		};
+
 		pwm@c340000 {
 			status = "okay";
 		};
-- 
2.17.1


  parent reply	other threads:[~2020-02-12  6:11 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-12  6:11 [PATCH v6 0/5] add Tegra194 XUSB host and pad controller support JC Kuo
2020-02-12  6:11 ` [PATCH v6 1/5] phy: tegra: xusb: Protect Tegra186 soc with config JC Kuo
2020-02-12  6:11 ` [PATCH v6 2/5] phy: tegra: xusb: Add Tegra194 support JC Kuo
2020-02-17  8:28   ` Thierry Reding
2020-02-12  6:11 ` [PATCH v6 3/5] dt-bindings: phy: tegra: " JC Kuo
2020-02-17  8:29   ` Thierry Reding
2020-02-18 20:47   ` Rob Herring
2020-02-12  6:11 ` [PATCH v6 4/5] arm64: tegra: Add XUSB and pad controller on Tegra194 JC Kuo
2020-02-17  8:31   ` Thierry Reding
2020-02-12  6:11 ` JC Kuo [this message]
2020-02-17  8:33   ` [PATCH v6 5/5] arm64: tegra: Enable XUSB host in P2972-0000 board Thierry Reding

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