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Commit 6827a46f authored by Roman Byshko's avatar Roman Byshko Committed by Kishon Vijay Abraham I
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phy: sun4i: add support for USB phy0 



The driver for sun4i USB phys currently supports
only phy1 and phy2 which are used for USB host
controllers. This patch adds support for USB phy0,
which is used by the musb hdrc USB controller.

Signed-off-by: default avatarRoman Byshko <rbyshko@gmail.com>
Acked-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: default avatarKishon Vijay Abraham I <kishon@ti.com>
parent 491e0490

drivers/phy/phy-sun4i-usb.c

+6 −3
Original line number Diff line number Diff line
@@ -157,6 +157,10 @@ static int sun4i_usb_phy_init(struct phy *_phy) 
		return ret;

	}



	/* Enable USB 45 Ohm resistor calibration */

	if (phy->index == 0)

		sun4i_usb_phy_write(phy, PHY_RES45_CAL_EN, 0x01, 1);



	/* Adjust PHY's magnitude and rate */

	sun4i_usb_phy_write(phy, PHY_TX_AMPLITUDE_TUNE, 0x14, 5);
@@ -213,7 +217,7 @@ static struct phy *sun4i_usb_phy_xlate(struct device *dev, 
{

	struct sun4i_usb_phy_data *data = dev_get_drvdata(dev);



	if (WARN_ON(args->args[0] == 0 || args->args[0] >= data->num_phys))

	if (args->args[0] >= data->num_phys)

		return ERR_PTR(-ENODEV);



	return data->phys[args->args[0]].phy;
@@ -255,8 +259,7 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev) 
	if (IS_ERR(data->base))

		return PTR_ERR(data->base);



	/* Skip 0, 0 is the phy for otg which is not yet supported. */

	for (i = 1; i < data->num_phys; i++) {

	for (i = 0; i < data->num_phys; i++) {

		struct sun4i_usb_phy *phy = data->phys + i;

		char name[16];