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Wed, 6 Mar 2019 01:06:33 +0000 From: Anson Huang To: "catalin.marinas@arm.com" , "will.deacon@arm.com" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "wim@linux-watchdog.org" , "linux@roeck-us.net" , Andy Gross , "heiko@sntech.de" , "horms+renesas@verge.net.au" , "arnd@arndb.de" , "maxime.ripard@bootlin.com" , "jagan@amarulasolutions.com" , "bjorn.andersson@linaro.org" , "enric.balletbo@collabora.com" , "marc.w.gonzalez@free.fr" , "olof@lixom.net" , Aisheng Dong , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-watchdog@vger.kernel.org" Subject: [PATCH V7 3/3] firmware: imx: imx-scu: register build-in child devices Thread-Topic: [PATCH V7 3/3] firmware: imx: imx-scu: register build-in child devices Thread-Index: AQHU07jXrMvH/zwkr0CO9FJmEedWMA== Date: Wed, 6 Mar 2019 01:06:33 +0000 Message-ID: <1551834095-19950-3-git-send-email-Anson.Huang@nxp.com> References: <1551834095-19950-1-git-send-email-Anson.Huang@nxp.com> In-Reply-To: <1551834095-19950-1-git-send-email-Anson.Huang@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2PR0302CA0006.apcprd03.prod.outlook.com (2603:1096:202::16) To DB3PR0402MB3916.eurprd04.prod.outlook.com (2603:10a6:8:10::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; 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This patch registers i.MX system controller watchdog platform device as child device of SCU. Signed-off-by: Anson Huang --- No changes. --- drivers/firmware/imx/imx-scu.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/firmware/imx/imx-scu.c b/drivers/firmware/imx/imx-scu.c index 2bb1a19..df75ead 100644 --- a/drivers/firmware/imx/imx-scu.c +++ b/drivers/firmware/imx/imx-scu.c @@ -196,6 +196,7 @@ EXPORT_SYMBOL(imx_scu_call_rpc); static int imx_scu_probe(struct platform_device *pdev) { + struct platform_device *child_pdev; struct device *dev = &pdev->dev; struct imx_sc_ipc *sc_ipc; struct imx_sc_chan *sc_chan; @@ -248,6 +249,13 @@ static int imx_scu_probe(struct platform_device *pdev) dev_info(dev, "NXP i.MX SCU Initialized\n"); + /* register SCU child devices which are NOT in device tree */ + child_pdev = platform_device_register_data(dev, "imx-sc-wdt", + PLATFORM_DEVID_NONE, NULL, 0); + if (IS_ERR(child_pdev)) + dev_warn(dev, "failed to register scu watchdog device %ld!\n", + PTR_ERR(child_pdev)); + return devm_of_platform_populate(dev); }