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SFS:(13230022)(4636009)(136003)(39860400002)(346002)(396003)(376002)(451199015)(40470700004)(36840700001)(46966006)(7636003)(36756003)(356005)(82740400003)(921005)(478600001)(40480700001)(86362001)(82310400005)(426003)(36860700001)(40460700003)(47076005)(2616005)(7696005)(26005)(2906002)(6666004)(5660300002)(8936002)(7416002)(8676002)(6636002)(316002)(336012)(110136005)(1076003)(186003)(41300700001)(54906003)(70206006)(4326008)(70586007); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Nov 2022 12:41:41.3104 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d1011cee-8303-4bbd-2b0c-08dac63d949d 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: BL02EPF0000EE3D.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB6654 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org ccgx is refer to the cypress cypd4226 typec controller. add cypress,firmware-build as a well-known regex. 16-bit value is not sufficient for descriptiva names. Using string instead of u16 to make it more descriptive. Signed-off-by: Wayne Chang --- V2 -> V3:nothing has changed V1 -> V2:new change added for adding cypress,firmware-build drivers/usb/typec/ucsi/ucsi_ccg.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c index 139707a2f3d6..e412a457bbfc 100644 --- a/drivers/usb/typec/ucsi/ucsi_ccg.c +++ b/drivers/usb/typec/ucsi/ucsi_ccg.c @@ -1343,6 +1343,7 @@ static int ucsi_ccg_probe(struct i2c_client *client, { struct device *dev = &client->dev; struct ucsi_ccg *uc; + const char *of_fw_build; int status; uc = devm_kzalloc(dev, sizeof(*uc), GFP_KERNEL); @@ -1363,6 +1364,17 @@ static int ucsi_ccg_probe(struct i2c_client *client, if (status) dev_err(uc->dev, "failed to get FW build information\n"); + status = device_property_read_string(dev, "cypress,firmware-build", + &of_fw_build); + if (!status) { + if (!strcmp(of_fw_build, "nvidia,jetson-agx-xavier")) + uc->fw_build = CCG_FW_BUILD_NVIDIA_TEGRA; + else if (!strcmp(of_fw_build, "nvidia,gpu")) + uc->fw_build = CCG_FW_BUILD_NVIDIA; + } else { + dev_err(uc->dev, "failed to get FW build information\n"); + } + /* reset ccg device and initialize ucsi */ status = ucsi_ccg_init(uc); if (status < 0) {