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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Aug 2025 04:17:14.0956 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c8816e4c-2cdc-4342-f37c-08ddd30dca80 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00001504.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV5PR12MB9777 Extend the existing Tegra186 GPIO controller device tree bindings with support for the GPIO controller found on Tegra256. The number of pins is slightly different, but the programming model remains the same Signed-off-by: Prathamesh Shete --- .../bindings/gpio/nvidia,tegra186-gpio.yaml | 2 ++ include/dt-bindings/gpio/tegra256-gpio.h | 28 +++++++++++++++++++ 2 files changed, 30 insertions(+) create mode 100644 include/dt-bindings/gpio/tegra256-gpio.h diff --git a/Documentation/devicetree/bindings/gpio/nvidia,tegra186-gpio.yaml b/Documentation/devicetree/bindings/gpio/nvidia,tegra186-gpio.yaml index 065f5761a93f..2bd620a1099b 100644 --- a/Documentation/devicetree/bindings/gpio/nvidia,tegra186-gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/nvidia,tegra186-gpio.yaml @@ -85,6 +85,7 @@ properties: - nvidia,tegra194-gpio-aon - nvidia,tegra234-gpio - nvidia,tegra234-gpio-aon + - nvidia,tegra256-gpio reg-names: items: @@ -155,6 +156,7 @@ allOf: - nvidia,tegra186-gpio - nvidia,tegra194-gpio - nvidia,tegra234-gpio + - nvidia,tegra256-gpio then: properties: interrupts: diff --git a/include/dt-bindings/gpio/tegra256-gpio.h b/include/dt-bindings/gpio/tegra256-gpio.h new file mode 100644 index 000000000000..36485b4bf47d --- /dev/null +++ b/include/dt-bindings/gpio/tegra256-gpio.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved. */ + +/* + ** This header provides constants for binding nvidia,tegra256-gpio*. + ** + ** The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below + ** provide names for this. + ** + ** The second cell contains standard flag values specified in gpio.h. + **/ + +#ifndef _DT_BINDINGS_GPIO_TEGRA256_GPIO_H +#define _DT_BINDINGS_GPIO_TEGRA256_GPIO_H + +#include + +/* GPIOs implemented by main GPIO controller */ +#define TEGRA256_MAIN_GPIO_PORT_A 0 +#define TEGRA256_MAIN_GPIO_PORT_B 1 +#define TEGRA256_MAIN_GPIO_PORT_C 2 +#define TEGRA256_MAIN_GPIO_PORT_D 3 + +#define TEGRA256_MAIN_GPIO(port, offset) \ + ((TEGRA256_MAIN_GPIO_PORT_##port * 8) + (offset)) + +#endif + From patchwork Mon Aug 4 04:16:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prathamesh Shete X-Patchwork-Id: 2118627 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=Nvidia.com header.i=@Nvidia.com header.a=rsa-sha256 header.s=selector2 header.b=gv+LoM5a; 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Sun, 3 Aug 2025 21:17:04 -0700 From: Prathamesh Shete To: , , , , , , , , , , CC: Subject: [PATCH 2/2] gpio: tegra186: Add support for Tegra256 Date: Mon, 4 Aug 2025 09:46:57 +0530 Message-ID: <20250804041657.27688-2-pshete@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20250804041657.27688-1-pshete@nvidia.com> References: <20250804041657.27688-1-pshete@nvidia.com> Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00001505:EE_|MN2PR12MB4109:EE_ X-MS-Office365-Filtering-Correlation-Id: e10e1a76-8d1c-4aa5-7d33-08ddd30dc8c0 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|7416014|376014|82310400026|921020; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.232;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge1.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(36860700013)(7416014)(376014)(82310400026)(921020);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Aug 2025 04:17:11.1600 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e10e1a76-8d1c-4aa5-7d33-08ddd30dc8c0 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00001505.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4109 Extend the existing Tegra186 GPIO controller driver with support for the GPIO controller found on Tegra256. While the programming model remains the same, the number of pins has slightly changed. Signed-off-by: Prathamesh Shete --- drivers/gpio/gpio-tegra186.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index d27bfac6c9f5..c9f1441a7b30 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -20,6 +20,7 @@ #include #include #include +#include /* security registers */ #define TEGRA186_GPIO_CTL_SCR 0x0c @@ -1274,6 +1275,30 @@ static const struct tegra_gpio_soc tegra241_aon_soc = { .has_vm_support = false, }; +#define TEGRA256_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \ + [TEGRA256_MAIN_GPIO_PORT_##_name] = { \ + .name = #_name, \ + .bank = _bank, \ + .port = _port, \ + .pins = _pins, \ + } + +static const struct tegra_gpio_port tegra256_main_ports[] = { + TEGRA256_MAIN_GPIO_PORT(A, 0, 0, 8), + TEGRA256_MAIN_GPIO_PORT(B, 0, 1, 8), + TEGRA256_MAIN_GPIO_PORT(C, 0, 2, 8), + TEGRA256_MAIN_GPIO_PORT(D, 0, 3, 8), +}; + +static const struct tegra_gpio_soc tegra256_main_soc = { + .num_ports = ARRAY_SIZE(tegra256_main_ports), + .ports = tegra256_main_ports, + .name = "tegra256-gpio-main", + .instance = 1, + .num_irqs_per_bank = 8, + .has_vm_support = true, +}; + static const struct of_device_id tegra186_gpio_of_match[] = { { .compatible = "nvidia,tegra186-gpio", @@ -1293,6 +1318,9 @@ static const struct of_device_id tegra186_gpio_of_match[] = { }, { .compatible = "nvidia,tegra234-gpio-aon", .data = &tegra234_aon_soc + }, { + .compatible = "nvidia,tegra256-gpio", + .data = &tegra256_main_soc }, { /* sentinel */ }