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Wed, 13 Jul 2022 02:00:57 -0700 From: Vidya Sagar To: , , , , , , , CC: , , , , , , , , , Subject: [PATCH V5 4/9] arm64: tegra: Add regulators required for PCIe Date: Wed, 13 Jul 2022 14:30:24 +0530 Message-ID: <20220713090029.30395-5-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220713090029.30395-1-vidyas@nvidia.com> References: <20220713090029.30395-1-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: 6b8a44b7-146e-4783-18ce-08da64ae409a X-MS-TrafficTypeDiagnostic: SN6PR12MB2784: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:12.22.5.234;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:InfoNoRecords;CAT:NONE;SFS:(13230016)(4636009)(136003)(376002)(346002)(39860400002)(396003)(40470700004)(36840700001)(46966006)(86362001)(6666004)(41300700001)(40460700003)(2906002)(82310400005)(478600001)(26005)(40480700001)(1076003)(8936002)(7696005)(7416002)(5660300002)(426003)(110136005)(81166007)(336012)(47076005)(36860700001)(70206006)(356005)(82740400003)(70586007)(54906003)(4326008)(36756003)(186003)(8676002)(2616005)(316002)(2101003)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Jul 2022 09:01:19.5555 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6b8a44b7-146e-4783-18ce-08da64ae409a X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[12.22.5.234];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT045.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR12MB2784 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Add regulator supplies required for PCIe functionality. The supplies include 1.8V, 3.3V and 12V. Signed-off-by: Vidya Sagar --- V5: * None V4: * Addressed review comments from Krzysztof * Moved all regulator definitions to tegra234-p3701-0000.dtsi file V3: * New patch in this series .../boot/dts/nvidia/tegra234-p3701-0000.dtsi | 36 +++++++++++++++++++ 1 file changed, 36 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..9e4d72cfa69f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi @@ -6,6 +6,42 @@ / { model = "NVIDIA Jetson AGX Orin"; compatible = "nvidia,p3701-0000", "nvidia,tegra234"; + vdd_1v8_ls: regulator-vdd-1v8-ls { + compatible = "regulator-fixed"; + regulator-name = "VDD_1V8_LS"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + vdd_1v8_ao: regulator-vdd-1v8-ao { + compatible = "regulator-fixed"; + regulator-name = "VDD_1V8_AO"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + vdd_3v3_pcie: regulator-vdd-3v3-pcie { + compatible = "regulator-fixed"; + regulator-name = "VDD_3V3_PCIE"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(Z, 2) GPIO_ACTIVE_HIGH>; + regulator-boot-on; + enable-active-high; + }; + + vdd_12v_pcie: regulator-vdd-12v-pcie { + compatible = "regulator-fixed"; + regulator-name = "VDD_12V_PCIE"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(A, 1) GPIO_ACTIVE_LOW>; + regulator-boot-on; + enable-active-low; + }; + bus@0 { spi@3270000 { status = "okay"; -- 2.34.1