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path: root/drivers/usb/renesas_usbhs/rcar2.c
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Diffstat (limited to 'drivers/usb/renesas_usbhs/rcar2.c')
-rw-r--r--drivers/usb/renesas_usbhs/rcar2.c73
1 files changed, 53 insertions, 20 deletions
diff --git a/drivers/usb/renesas_usbhs/rcar2.c b/drivers/usb/renesas_usbhs/rcar2.c
index e6b9dcc1c289..8fc15c0ba339 100644
--- a/drivers/usb/renesas_usbhs/rcar2.c
+++ b/drivers/usb/renesas_usbhs/rcar2.c
@@ -12,6 +12,7 @@
#include <linux/gpio.h>
#include <linux/of_gpio.h>
+#include <linux/phy/phy.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/usb/phy.h>
#include "common.h"
@@ -20,25 +21,43 @@
static int usbhs_rcar2_hardware_init(struct platform_device *pdev)
{
struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
- struct usb_phy *phy;
- phy = usb_get_phy_dev(&pdev->dev, 0);
- if (IS_ERR(phy))
- return PTR_ERR(phy);
+ if (IS_ENABLED(CONFIG_GENERIC_PHY)) {
+ struct phy *phy = phy_get(&pdev->dev, "usb");
- priv->phy = phy;
- return 0;
+ if (IS_ERR(phy))
+ return PTR_ERR(phy);
+
+ priv->phy = phy;
+ return 0;
+ }
+
+ if (IS_ENABLED(CONFIG_USB_PHY)) {
+ struct usb_phy *usb_phy = usb_get_phy_dev(&pdev->dev, 0);
+
+ if (IS_ERR(usb_phy))
+ return PTR_ERR(usb_phy);
+
+ priv->usb_phy = usb_phy;
+ return 0;
+ }
+
+ return -ENXIO;
}
static int usbhs_rcar2_hardware_exit(struct platform_device *pdev)
{
struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
- if (!priv->phy)
- return 0;
+ if (priv->phy) {
+ phy_put(priv->phy);
+ priv->phy = NULL;
+ }
- usb_put_phy(priv->phy);
- priv->phy = NULL;
+ if (priv->usb_phy) {
+ usb_put_phy(priv->usb_phy);
+ priv->usb_phy = NULL;
+ }
return 0;
}
@@ -47,21 +66,35 @@ static int usbhs_rcar2_power_ctrl(struct platform_device *pdev,
void __iomem *base, int enable)
{
struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
+ int retval = -ENODEV;
+
+ if (priv->phy) {
+ if (enable) {
+ retval = phy_init(priv->phy);
- if (!priv->phy)
- return -ENODEV;
+ if (!retval)
+ retval = phy_power_on(priv->phy);
+ } else {
+ phy_power_off(priv->phy);
+ phy_exit(priv->phy);
+ retval = 0;
+ }
+ }
- if (enable) {
- int retval = usb_phy_init(priv->phy);
+ if (priv->usb_phy) {
+ if (enable) {
+ retval = usb_phy_init(priv->usb_phy);
- if (!retval)
- retval = usb_phy_set_suspend(priv->phy, 0);
- return retval;
+ if (!retval)
+ retval = usb_phy_set_suspend(priv->usb_phy, 0);
+ } else {
+ usb_phy_set_suspend(priv->usb_phy, 1);
+ usb_phy_shutdown(priv->usb_phy);
+ retval = 0;
+ }
}
- usb_phy_set_suspend(priv->phy, 1);
- usb_phy_shutdown(priv->phy);
- return 0;
+ return retval;
}
static int usbhs_rcar2_get_id(struct platform_device *pdev)