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Thu, 30 Jan 2025 06:35:01 -0800 From: Kartik Rajput To: , , , , , , , , , , , , Subject: [PATCH v2 5/5] i2c: tegra: Add Tegra264 support Date: Thu, 30 Jan 2025 20:04:24 +0530 Message-ID: <20250130143424.52389-6-kkartik@nvidia.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250130143424.52389-1-kkartik@nvidia.com> References: <20250130143424.52389-1-kkartik@nvidia.com> Precedence: bulk X-Mailing-List: linux-i2c@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: BL6PEPF0001AB53:EE_|SA1PR12MB7174:EE_ X-MS-Office365-Filtering-Correlation-Id: 6802beb5-79cf-42ff-c699-08dd413b56c8 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|376014|7416014|82310400026|36860700013|1800799024|921020; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc6edge1.nvidia.com; CAT:NONE; SFS:(13230040)(376014)(7416014)(82310400026)(36860700013)(1800799024)(921020); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jan 2025 14:35:26.9166 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6802beb5-79cf-42ff-c699-08dd413b56c8 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.160]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF0001AB53.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB7174 From: Akhil R Add support for Tegra264 SoC which supports 17 generic I2C controllers, two of which are in the AON (always-on) partition of the SoC. Tegra264 I2C supports all the features supported by Tegra194 I2C controllers. Signed-off-by: Akhil R Signed-off-by: Kartik Rajput --- drivers/i2c/busses/i2c-tegra.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index aa92faa6f5cb..415337e069f5 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -1751,7 +1751,36 @@ static const struct tegra_i2c_hw_feature tegra194_i2c_hw = { .has_mutex = false, }; +static const struct tegra_i2c_hw_feature tegra264_i2c_hw = { + .has_continue_xfer_support = true, + .has_per_pkt_xfer_complete_irq = true, + .clk_divisor_hs_mode = 1, + .clk_divisor_std_mode = 0x1d, + .clk_divisor_fast_mode = 0x15, + .clk_divisor_fast_plus_mode = 0x8, + .has_config_load_reg = true, + .has_multi_master_mode = true, + .has_slcg_override_reg = true, + .has_mst_fifo = true, + .quirks = &tegra194_i2c_quirks, + .supports_bus_clear = true, + .has_apb_dma = false, + .tlow_std_mode = 0x8, + .thigh_std_mode = 0x7, + .tlow_fast_fastplus_mode = 0x2, + .thigh_fast_fastplus_mode = 0x2, + .tlow_hs_mode = 0x4, + .thigh_hs_mode = 0x2, + .setup_hold_time_std_mode = 0x08080808, + .setup_hold_time_fast_fast_plus_mode = 0x02020202, + .setup_hold_time_hs_mode = 0x090909, + .has_interface_timing_reg = true, + .has_hs_mode_support = true, + .has_mutex = true, +}; + static const struct of_device_id tegra_i2c_of_match[] = { + { .compatible = "nvidia,tegra264-i2c", .data = &tegra264_i2c_hw, }, { .compatible = "nvidia,tegra194-i2c", .data = &tegra194_i2c_hw, }, { .compatible = "nvidia,tegra186-i2c", .data = &tegra186_i2c_hw, }, #if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)