Change the phy provider used from the old usb phy specific to a new one
using the generic phy framework.
Signed-off-by: Kamil Debski <k.debski@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/usb/host/ehci-exynos.c | 34 +++++++++++-----------------------
1 file changed, 11 insertions(+), 23 deletions(-)
diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c
index 8898c01..974001b 100644
--- a/drivers/usb/host/ehci-exynos.c
+++ b/drivers/usb/host/ehci-exynos.c
@@ -19,12 +19,12 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
+#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/usb/phy.h>
#include <linux/usb/samsung_usb_phy.h>
#include <linux/usb.h>
#include <linux/usb/hcd.h>
-#include <linux/usb/otg.h>
#include "ehci.h"
@@ -44,8 +44,7 @@ static struct hc_driver __read_mostly exynos_ehci_hc_driver;
struct exynos_ehci_hcd {
struct clk *clk;
- struct usb_phy *phy;
- struct usb_otg *otg;
+ struct phy *phy;
};
#define to_exynos_ehci(hcd) (struct exynos_ehci_hcd *)(hcd_to_ehci(hcd)->priv)
@@ -75,7 +74,8 @@ static int exynos_ehci_probe(struct platform_device *pdev)
struct usb_hcd *hcd;
struct ehci_hcd *ehci;
struct resource *res;
- struct usb_phy *phy;
+ struct phy *phy;
+ const char *phy_name;
int irq;
int err;
@@ -98,12 +98,12 @@ static int exynos_ehci_probe(struct platform_device *pdev)
return -ENOMEM;
}
exynos_ehci = to_exynos_ehci(hcd);
-
if (of_device_is_compatible(pdev->dev.of_node,
"samsung,exynos5440-ehci"))
goto skip_phy;
- phy = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2);
+ phy_name = of_get_property(pdev->dev.of_node, "phy-names", NULL);
+ phy = devm_phy_get(&pdev->dev, phy_name);
if (IS_ERR(phy)) {
usb_put_hcd(hcd);
dev_warn(&pdev->dev, "no platform data or transceiver defined\n");
@@ -149,11 +149,8 @@ skip_phy:
goto fail_io;
}
- if (exynos_ehci->otg)
- exynos_ehci->otg->set_host(exynos_ehci->otg, &hcd->self);
-
if (exynos_ehci->phy)
- usb_phy_init(exynos_ehci->phy);
+ phy_power_on(exynos_ehci->phy);
ehci = hcd_to_ehci(hcd);
ehci->caps = hcd->regs;
@@ -173,7 +170,7 @@ skip_phy:
fail_add_hcd:
if (exynos_ehci->phy)
- usb_phy_shutdown(exynos_ehci->phy);
+ phy_power_off(exynos_ehci->phy);
fail_io:
clk_disable_unprepare(exynos_ehci->clk);
fail_clk:
@@ -188,11 +185,8 @@ static int exynos_ehci_remove(struct platform_device *pdev)
usb_remove_hcd(hcd);
- if (exynos_ehci->otg)
- exynos_ehci->otg->set_host(exynos_ehci->otg, &hcd->self);
-
if (exynos_ehci->phy)
- usb_phy_shutdown(exynos_ehci->phy);
+ phy_power_off(exynos_ehci->phy);
clk_disable_unprepare(exynos_ehci->clk);
@@ -212,11 +206,8 @@ static int exynos_ehci_suspend(struct device *dev)
rc = ehci_suspend(hcd, do_wakeup);
- if (exynos_ehci->otg)
- exynos_ehci->otg->set_host(exynos_ehci->otg, &hcd->self);
-
if (exynos_ehci->phy)
- usb_phy_shutdown(exynos_ehci->phy);
+ phy_power_off(exynos_ehci->phy);
clk_disable_unprepare(exynos_ehci->clk);
@@ -230,11 +221,8 @@ static int exynos_ehci_resume(struct device *dev)
clk_prepare_enable(exynos_ehci->clk);
- if (exynos_ehci->otg)
- exynos_ehci->otg->set_host(exynos_ehci->otg, &hcd->self);
-
if (exynos_ehci->phy)
- usb_phy_init(exynos_ehci->phy);
+ phy_power_on(exynos_ehci->phy);
/* DMA burst Enable */
writel(EHCI_INSNREG00_ENABLE_DMA_BURST, EHCI_INSNREG00(hcd->regs));
--
1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
