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Thu, 21 Jul 2022 07:21:32 -0700 From: Vidya Sagar To: , , , , , , , CC: , , , , , , , , , Subject: [PATCH V6 04/16] arm64: tegra: Add regulators required for PCIe Date: Thu, 21 Jul 2022 19:50:40 +0530 Message-ID: <20220721142052.25971-5-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220721142052.25971-1-vidyas@nvidia.com> References: <20220721142052.25971-1-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: 32dd9615-a369-4b17-fee7-08da6b2452e7 X-MS-TrafficTypeDiagnostic: MWHPR12MB1936: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)(396003)(376002)(136003)(346002)(39860400002)(36840700001)(46966006)(40470700004)(40480700001)(70206006)(8676002)(7416002)(1076003)(2906002)(82740400003)(4326008)(81166007)(5660300002)(336012)(47076005)(8936002)(426003)(186003)(478600001)(86362001)(356005)(316002)(7696005)(36860700001)(2616005)(6666004)(110136005)(54906003)(70586007)(82310400005)(41300700001)(26005)(40460700003)(36756003)(2101003)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Jul 2022 14:21:37.9027 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 32dd9615-a369-4b17-fee7-08da6b2452e7 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: DM6NAM11FT065.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR12MB1936 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add regulator supplies required for PCIe functionality. The supplies include 1.8V, 3.3V and 12V. Signed-off-by: Vidya Sagar --- V6: * None 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"; -- 2.17.1