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Tue, 28 Jun 2022 23:05:10 -0700 From: Vidya Sagar To: , , , , CC: , , , , , , , , , , , , , , Subject: [PATCH V3 05/11] arm64: tegra: Add regulators required for PCIe Date: Wed, 29 Jun 2022 11:34:29 +0530 Message-ID: <20220629060435.25297-6-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220629060435.25297-1-vidyas@nvidia.com> References: <20220629060435.25297-1-vidyas@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 851b2c36-408c-4841-93e4-08da599556ad X-MS-TrafficTypeDiagnostic: BL0PR12MB4690:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:12.22.5.238;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:InfoNoRecords;CAT:NONE;SFS:(13230016)(4636009)(136003)(376002)(39860400002)(346002)(396003)(36840700001)(40470700004)(46966006)(1076003)(7416002)(47076005)(36860700001)(186003)(426003)(336012)(40480700001)(86362001)(356005)(2906002)(36756003)(5660300002)(110136005)(6636002)(6666004)(8936002)(40460700003)(8676002)(41300700001)(7696005)(26005)(81166007)(82740400003)(54906003)(2616005)(70586007)(70206006)(82310400005)(4326008)(316002)(478600001)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Jun 2022 06:05:16.4311 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 851b2c36-408c-4841-93e4-08da599556ad X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[12.22.5.238];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT062.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR12MB4690 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add regulator supplies required for PCIe functionality. The supplies include 1.8V, 3.3V and 12V. Signed-off-by: Vidya Sagar --- V3: * New patch in this series .../boot/dts/nvidia/tegra234-p3701-0000.dtsi | 24 +++++++++++++++++++ .../boot/dts/nvidia/tegra234-p3737-0000.dtsi | 23 ++++++++++++++++++ 2 files changed, 47 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi index 798de9226ba5..d53901ba45f6 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi @@ -6,6 +6,30 @@ model = "NVIDIA Jetson AGX Orin"; compatible = "nvidia,p3701-0000", "nvidia,tegra234"; + fixed-regulators { + compatible = "simple-bus"; + device_type = "fixed-regulators"; + #address-cells = <0x1>; + #size-cells = <0x0>; + + p3701_vdd_1v8_ls: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "vdd-1v8-ls-sw5"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + p3701_vdd_AO_1v8: regulator@5 { + compatible = "regulator-fixed"; + reg = <5>; + regulator-name = "vdd-AO-1v8-sw2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + bus@0 { spi@3270000 { status = "okay"; diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi index a85993c85e45..bb503643dd38 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi @@ -2,4 +2,27 @@ / { compatible = "nvidia,p3737-0000"; + + fixed-regulators { + p3737_vdd_3v3_pcie: regulator@105 { + compatible = "regulator-fixed"; + reg = <105>; + regulator-name = "vdd-3v3-pcie"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(Z, 2) 0>; + enable-active-high; + regulator-boot-on; + }; + p3737_vdd_12v_pcie: regulator@114 { + compatible = "regulator-fixed"; + reg = <114>; + regulator-name = "vdd-12v-pcie"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(A, 1) 1>; + regulator-boot-on; + enable-active-low; + }; + }; }; -- 2.17.1