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Wysocki" , Len Brown , Pavel Machek , Peter Chen , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Thinh Nguyen , Vincent Guittot , Xu Yang Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, imx@lists.linux.dev, arm-scmi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Peng Fan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1756783991; l=2458; i=peng.fan@nxp.com; s=20230812; h=from:subject:message-id; bh=pQa9/7vG2Vug4Y/co3bN9usmSFZ+YlUfivhoLtMuP+w=; b=UT4uU21I5R6Qzbhk+d+xJMRV0ZUxZjv37vYw1rnrZi0sY9f8+pZJlA6F2LEv5jUenECNbsT4A 1Yj86T0kHZNDpK+QfWmUA0qV17fQf690Ptfrr0QBucwC+5VCoGAfWCM X-Developer-Key: i=peng.fan@nxp.com; a=ed25519; pk=I4sJg7atIT1g63H7bb5lDRGR2gJW14RKDD0wFL8TT1g= X-ClientProxiedBy: SI1PR02CA0014.apcprd02.prod.outlook.com (2603:1096:4:1f7::9) To PAXPR04MB8459.eurprd04.prod.outlook.com (2603:10a6:102:1da::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PAXPR04MB8459:EE_|AS1PR04MB9583:EE_ X-MS-Office365-Filtering-Correlation-Id: d6304544-390d-4ed2-3a1c-08dde9d17fa0 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|52116014|366016|376014|19092799006|1800799024|38350700014|921020; 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There is still always on logic have the wakeup capability which is out band wakeup capbility. So use device_set_out_band_wakeup for i.MX95 to make sure usb2 could wakeup system even if HSIOMIX power domain is in off state. Signed-off-by: Peng Fan --- drivers/usb/chipidea/ci_hdrc_imx.c | 8 ++++++++ include/linux/usb/chipidea.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index d7c2a1a3c2715967203b98c819fa864e06a00a32..a2b3f673dfc1183a02783bf6ef92f8570c6042cf 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -79,6 +79,10 @@ static const struct ci_hdrc_imx_platform_flag imx8ulp_usb_data = { CI_HDRC_HAS_PORTSC_PEC_MISSED, }; +static const struct ci_hdrc_imx_platform_flag imx95_usb_data = { + .flags = CI_HDRC_SUPPORTS_RUNTIME_PM | CI_HDRC_OUT_BAND_WAKEUP, +}; + static const struct ci_hdrc_imx_platform_flag s32g_usb_data = { .flags = CI_HDRC_DISABLE_HOST_STREAMING, }; @@ -94,6 +98,7 @@ static const struct of_device_id ci_hdrc_imx_dt_ids[] = { { .compatible = "fsl,imx7d-usb", .data = &imx7d_usb_data}, { .compatible = "fsl,imx7ulp-usb", .data = &imx7ulp_usb_data}, { .compatible = "fsl,imx8ulp-usb", .data = &imx8ulp_usb_data}, + { .compatible = "fsl,imx95-usb", .data = &imx95_usb_data}, { .compatible = "nxp,s32g2-usb", .data = &s32g_usb_data}, { /* sentinel */ } }; @@ -570,6 +575,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) device_set_wakeup_capable(dev, true); + if (pdata.flags & CI_HDRC_OUT_BAND_WAKEUP) + device_set_out_band_wakeup(dev, true); + return 0; disable_device: diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h index e17ebeee24e3ecc4b1c2d153d9ea9b656b5a3d35..c6451191d2de68607a9380482701d11f949d0ff7 100644 --- a/include/linux/usb/chipidea.h +++ b/include/linux/usb/chipidea.h @@ -66,6 +66,7 @@ struct ci_hdrc_platform_data { #define CI_HDRC_HAS_PORTSC_PEC_MISSED BIT(17) #define CI_HDRC_FORCE_VBUS_ACTIVE_ALWAYS BIT(18) #define CI_HDRC_HAS_SHORT_PKT_LIMIT BIT(19) +#define CI_HDRC_OUT_BAND_WAKEUP BIT(20) enum usb_dr_mode dr_mode; #define CI_HDRC_CONTROLLER_RESET_EVENT 0 #define CI_HDRC_CONTROLLER_STOPPED_EVENT 1 -- 2.37.1