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Commit 2629b101 authored by Ivan T. Ivanov's avatar Ivan T. Ivanov Committed by Greg Kroah-Hartman
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usb: chipidea: msm: Add device tree support 



Allows controller to be specified via device tree.
Pass PHY phandle specified in DT to core driver.

Signed-off-by: default avatarPeter Chen <peter.chen@freescale.com>
Signed-off-by: default avatarIvan T. Ivanov <iivanov@mm-sol.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a33d8ce7

drivers/usb/chipidea/ci_hdrc_msm.c

+22 −1
Original line number Diff line number Diff line
@@ -57,9 +57,21 @@ static struct ci_hdrc_platform_data ci_hdrc_msm_platdata = { 
static int ci_hdrc_msm_probe(struct platform_device *pdev)

{

	struct platform_device *plat_ci;

	struct usb_phy *phy;



	dev_dbg(&pdev->dev, "ci_hdrc_msm_probe\n");



	/*

	 * OTG(PHY) driver takes care of PHY initialization, clock management,

	 * powering up VBUS, mapping of registers address space and power

	 * management.

	 */

	phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0);

	if (IS_ERR(phy))

		return PTR_ERR(phy);



	ci_hdrc_msm_platdata.phy = phy;



	plat_ci = ci_hdrc_add_device(&pdev->dev,

				pdev->resource, pdev->num_resources,

				&ci_hdrc_msm_platdata);
@@ -86,10 +98,19 @@ static int ci_hdrc_msm_remove(struct platform_device *pdev) 
	return 0;

}



static const struct of_device_id msm_ci_dt_match[] = {

	{ .compatible = "qcom,ci-hdrc", },

	{ }

};

MODULE_DEVICE_TABLE(of, msm_ci_dt_match);



static struct platform_driver ci_hdrc_msm_driver = {

	.probe = ci_hdrc_msm_probe,

	.remove = ci_hdrc_msm_remove,

	.driver = { .name = "msm_hsusb", },

	.driver = {

		.name = "msm_hsusb",

		.of_match_table = msm_ci_dt_match,

	},

};



module_platform_driver(ci_hdrc_msm_driver);