[PATCH v5 5/9] usb: s3c-hsotg: Use the new Exynos USB phy driver withthe generic phy framework

From: Kamil Debski
Date: Fri Dec 20 2013 - 08:25:17 EST


Change the used phy driver to the new Exynos USB phy driver that uses the
generic phy framework.

Signed-off-by: Kamil Debski <k.debski@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
.../devicetree/bindings/usb/samsung-hsotg.txt | 4 ++++
drivers/usb/gadget/s3c-hsotg.c | 11 ++++++-----
2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/usb/samsung-hsotg.txt b/Documentation/devicetree/bindings/usb/samsung-hsotg.txt
index b83d428..75edb9d 100644
--- a/Documentation/devicetree/bindings/usb/samsung-hsotg.txt
+++ b/Documentation/devicetree/bindings/usb/samsung-hsotg.txt
@@ -24,6 +24,8 @@ Required properties:
- first entry: must be "otg"
- vusb_d-supply: phandle to voltage regulator of digital section,
- vusb_a-supply: phandle to voltage regulator of analog section.
+- phys: from general PHY binding: phandle to the PHY device
+- phy-names: from general PHY binding: should be "usb2-phy"

Example
-----
@@ -36,5 +38,7 @@ Example
clock-names = "otg";
vusb_d-supply = <&vusb_reg>;
vusb_a-supply = <&vusbdac_reg>;
+ phys = <&usb2phy 0>;
+ phy-names = "usb2-phy";
};

diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 7aedaaf..a05c2f9 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -31,6 +31,7 @@
#include <linux/regulator/consumer.h>
#include <linux/of.h>
#include <linux/of_platform.h>
+#include <linux/phy/phy.h>

#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
@@ -162,7 +163,7 @@ struct s3c_hsotg_ep {
struct s3c_hsotg {
struct device *dev;
struct usb_gadget_driver *driver;
- struct usb_phy *phy;
+ struct phy *phy;
struct s3c_hsotg_plat *plat;

spinlock_t lock;
@@ -2910,7 +2911,7 @@ static void s3c_hsotg_phy_enable(struct s3c_hsotg *hsotg)
dev_dbg(hsotg->dev, "pdev 0x%p\n", pdev);

if (hsotg->phy)
- usb_phy_init(hsotg->phy);
+ phy_power_on(hsotg->phy);
else if (hsotg->plat->phy_init)
hsotg->plat->phy_init(pdev, hsotg->plat->phy_type);
}
@@ -2927,7 +2928,7 @@ static void s3c_hsotg_phy_disable(struct s3c_hsotg *hsotg)
struct platform_device *pdev = to_platform_device(hsotg->dev);

if (hsotg->phy)
- usb_phy_shutdown(hsotg->phy);
+ phy_power_off(hsotg->phy);
else if (hsotg->plat->phy_exit)
hsotg->plat->phy_exit(pdev, hsotg->plat->phy_type);
}
@@ -3534,7 +3535,7 @@ static void s3c_hsotg_delete_debug(struct s3c_hsotg *hsotg)
static int s3c_hsotg_probe(struct platform_device *pdev)
{
struct s3c_hsotg_plat *plat = dev_get_platdata(&pdev->dev);
- struct usb_phy *phy;
+ struct phy *phy;
struct device *dev = &pdev->dev;
struct s3c_hsotg_ep *eps;
struct s3c_hsotg *hsotg;
@@ -3549,7 +3550,7 @@ static int s3c_hsotg_probe(struct platform_device *pdev)
return -ENOMEM;
}

- phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
+ phy = devm_phy_get(&pdev->dev, "usb2-phy");
if (IS_ERR(phy)) {
/* Fallback for pdata */
plat = dev_get_platdata(&pdev->dev);
--
1.7.9.5

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