From: Georgi Djakov Date: Tue, 5 Dec 2017 15:46:57 +0000 (+0200) Subject: mailbox: qcom: Create APCS child device for clock controller X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c815d769b598196bdbd104a7e049d07ae6fba0d2;p=openwrt%2Fstaging%2Fblogic.git mailbox: qcom: Create APCS child device for clock controller There is a clock controller functionality provided by the APCS hardware block of msm8916 devices. The device-tree would represent an APCS node with both mailbox and clock provider properties. Create a platform child device for the clock controller functionality so the driver can probe and use APCS as parent. Signed-off-by: Georgi Djakov Acked-by: Bjorn Andersson Signed-off-by: Jassi Brar --- diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c index ab344bc6fa63..57bde0dfd12f 100644 --- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c +++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c @@ -29,6 +29,7 @@ struct qcom_apcs_ipc { struct regmap *regmap; unsigned long offset; + struct platform_device *clk; }; static const struct regmap_config apcs_regmap_config = { @@ -96,6 +97,14 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev) return ret; } + if (of_device_is_compatible(np, "qcom,msm8916-apcs-kpss-global")) { + apcs->clk = platform_device_register_data(&pdev->dev, + "qcom-apcs-msm8916-clk", + -1, NULL, 0); + if (IS_ERR(apcs->clk)) + dev_err(&pdev->dev, "failed to register APCS clk\n"); + } + platform_set_drvdata(pdev, apcs); return 0; @@ -104,8 +113,10 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev) static int qcom_apcs_ipc_remove(struct platform_device *pdev) { struct qcom_apcs_ipc *apcs = platform_get_drvdata(pdev); + struct platform_device *clk = apcs->clk; mbox_controller_unregister(&apcs->mbox); + platform_device_unregister(clk); return 0; }