usb: s3c-otg: Split out PHY control

[u-boot] / drivers / usb / gadget / s3c_udc_otg.c

diff --git a/drivers/usb/gadget/s3c_udc_otg.c b/drivers/usb/gadget/s3c_udc_otg.c
index b808ddaf9a8f02be95c76086ac5c91c0e5a7f928..b91005342bee0ad85ce16fb8205c28ca270d3277 100644 (file)
--- a/drivers/usb/gadget/s3c_udc_otg.c
+++ b/drivers/usb/gadget/s3c_udc_otg.c
@@ -151,68 +151,8 @@ bool dfu_usb_get_reset(void)
        return !!(readl(&reg->gintsts) & INT_RESET);
 }
 
-void otg_phy_init(struct s3c_udc *dev)
-{
-       unsigned int usb_phy_ctrl = dev->pdata->usb_phy_ctrl;
-       struct s3c_usbotg_phy *phy =
-               (struct s3c_usbotg_phy *)dev->pdata->regs_phy;
-
-       dev->pdata->phy_control(1);
-
-       /*USB PHY0 Enable */
-       printf("USB PHY0 Enable\n");
-
-       /* Enable PHY */
-       writel(readl(usb_phy_ctrl) | USB_PHY_CTRL_EN0, usb_phy_ctrl);
-
-       if (dev->pdata->usb_flags == PHY0_SLEEP) /* C210 Universal */
-               writel((readl(&phy->phypwr)
-                       &~(PHY_0_SLEEP | OTG_DISABLE_0 | ANALOG_PWRDOWN)
-                       &~FORCE_SUSPEND_0), &phy->phypwr);
-       else /* C110 GONI */
-               writel((readl(&phy->phypwr) &~(OTG_DISABLE_0 | ANALOG_PWRDOWN)
-                       &~FORCE_SUSPEND_0), &phy->phypwr);
-
-       if (s5p_cpu_id == 0x4412)
-               writel((readl(&phy->phyclk) & ~(EXYNOS4X12_ID_PULLUP0 |
-                       EXYNOS4X12_COMMON_ON_N0)) | EXYNOS4X12_CLK_SEL_24MHZ,
-                      &phy->phyclk); /* PLL 24Mhz */
-       else
-               writel((readl(&phy->phyclk) & ~(ID_PULLUP0 | COMMON_ON_N0)) |
-                      CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */
-
-       writel((readl(&phy->rstcon) &~(LINK_SW_RST | PHYLNK_SW_RST))
-              | PHY_SW_RST0, &phy->rstcon);
-       udelay(10);
-       writel(readl(&phy->rstcon)
-              &~(PHY_SW_RST0 | LINK_SW_RST | PHYLNK_SW_RST), &phy->rstcon);
-       udelay(10);
-}
-
-void otg_phy_off(struct s3c_udc *dev)
-{
-       unsigned int usb_phy_ctrl = dev->pdata->usb_phy_ctrl;
-       struct s3c_usbotg_phy *phy =
-               (struct s3c_usbotg_phy *)dev->pdata->regs_phy;
-
-       /* reset controller just in case */
-       writel(PHY_SW_RST0, &phy->rstcon);
-       udelay(20);
-       writel(readl(&phy->phypwr) &~PHY_SW_RST0, &phy->rstcon);
-       udelay(20);
-
-       writel(readl(&phy->phypwr) | OTG_DISABLE_0 | ANALOG_PWRDOWN
-              | FORCE_SUSPEND_0, &phy->phypwr);
-
-       writel(readl(usb_phy_ctrl) &~USB_PHY_CTRL_EN0, usb_phy_ctrl);
-
-       writel((readl(&phy->phyclk) & ~(ID_PULLUP0 | COMMON_ON_N0)),
-             &phy->phyclk);
-
-       udelay(10000);
-
-       dev->pdata->phy_control(0);
-}
+__weak void otg_phy_init(struct s3c_udc *dev) {}
+__weak void otg_phy_off(struct s3c_udc *dev) {}
 
 /***********************************************************/