diff options
Diffstat (limited to 'drivers/usb/gadget/s3c_udc_otg.c')
| -rw-r--r-- | drivers/usb/gadget/s3c_udc_otg.c | 64 |
1 files changed, 2 insertions, 62 deletions
diff --git a/drivers/usb/gadget/s3c_udc_otg.c b/drivers/usb/gadget/s3c_udc_otg.c index b808ddaf..b910053 100644 --- 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(®->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) {} /***********************************************************/ |