struct exynos_ehci {
struct exynos_usb_phy *usb;
struct ehci_hccr *hcd;
- struct fdt_gpio_state vbus_gpio;
+ struct gpio_desc vbus_gpio;
};
static struct exynos_ehci exynos;
exynos->hcd = (struct ehci_hccr *)addr;
/* Vbus gpio */
- fdtdec_decode_gpio(blob, node, "samsung,vbus-gpio", &exynos->vbus_gpio);
+ gpio_request_by_name_nodev(blob, node, "samsung,vbus-gpio", 0,
+ &exynos->vbus_gpio, GPIOD_IS_OUT);
depth = 0;
node = fdtdec_next_compatible_subnode(blob, node,
}
#endif
-/* Setup the EHCI host controller. */
-static void setup_usb_phy(struct exynos_usb_phy *usb)
+static void exynos5_setup_usb_phy(struct exynos_usb_phy *usb)
{
- set_usbhost_mode(USB20_PHY_CFG_HOST_LINK_EN);
-
- set_usbhost_phy_ctrl(POWER_USB_HOST_PHY_CTRL_EN);
+ u32 hsic_ctrl;
clrbits_le32(&usb->usbphyctrl0,
HOST_CTRL0_FSEL_MASK |
clrbits_le32(&usb->usbphyctrl0,
HOST_CTRL0_LINKSWRST |
HOST_CTRL0_UTMISWRST);
+
+ /* HSIC Phy Setting */
+ hsic_ctrl = (HSIC_CTRL_FORCESUSPEND |
+ HSIC_CTRL_FORCESLEEP |
+ HSIC_CTRL_SIDDQ);
+
+ clrbits_le32(&usb->hsicphyctrl1, hsic_ctrl);
+ clrbits_le32(&usb->hsicphyctrl2, hsic_ctrl);
+
+ hsic_ctrl = (((HSIC_CTRL_REFCLKDIV_12 & HSIC_CTRL_REFCLKDIV_MASK)
+ << HSIC_CTRL_REFCLKDIV_SHIFT)
+ | ((HSIC_CTRL_REFCLKSEL & HSIC_CTRL_REFCLKSEL_MASK)
+ << HSIC_CTRL_REFCLKSEL_SHIFT)
+ | HSIC_CTRL_UTMISWRST);
+
+ setbits_le32(&usb->hsicphyctrl1, hsic_ctrl);
+ setbits_le32(&usb->hsicphyctrl2, hsic_ctrl);
+
+ udelay(10);
+
+ clrbits_le32(&usb->hsicphyctrl1, HSIC_CTRL_PHYSWRST |
+ HSIC_CTRL_UTMISWRST);
+
+ clrbits_le32(&usb->hsicphyctrl2, HSIC_CTRL_PHYSWRST |
+ HSIC_CTRL_UTMISWRST);
+
udelay(20);
/* EHCI Ctrl setting */
EHCICTRL_ENAINCR16);
}
-/* Reset the EHCI host controller. */
-static void reset_usb_phy(struct exynos_usb_phy *usb)
+static void exynos4412_setup_usb_phy(struct exynos4412_usb_phy *usb)
{
+ writel(CLK_24MHZ, &usb->usbphyclk);
+
+ clrbits_le32(&usb->usbphyctrl, (PHYPWR_NORMAL_MASK_HSIC0 |
+ PHYPWR_NORMAL_MASK_HSIC1 | PHYPWR_NORMAL_MASK_PHY1 |
+ PHYPWR_NORMAL_MASK_PHY0));
+
+ setbits_le32(&usb->usbphyrstcon, (RSTCON_HOSTPHY_SWRST | RSTCON_SWRST));
+ udelay(10);
+ clrbits_le32(&usb->usbphyrstcon, (RSTCON_HOSTPHY_SWRST | RSTCON_SWRST));
+}
+
+static void setup_usb_phy(struct exynos_usb_phy *usb)
+{
+ set_usbhost_mode(USB20_PHY_CFG_HOST_LINK_EN);
+
+ set_usbhost_phy_ctrl(POWER_USB_HOST_PHY_CTRL_EN);
+
+ if (cpu_is_exynos5())
+ exynos5_setup_usb_phy(usb);
+ else if (cpu_is_exynos4())
+ if (proid_is_exynos4412())
+ exynos4412_setup_usb_phy((struct exynos4412_usb_phy *)
+ usb);
+}
+
+static void exynos5_reset_usb_phy(struct exynos_usb_phy *usb)
+{
+ u32 hsic_ctrl;
+
/* HOST_PHY reset */
setbits_le32(&usb->usbphyctrl0,
HOST_CTRL0_PHYSWRST |
HOST_CTRL0_FORCESUSPEND |
HOST_CTRL0_FORCESLEEP);
+ /* HSIC Phy reset */
+ hsic_ctrl = (HSIC_CTRL_FORCESUSPEND |
+ HSIC_CTRL_FORCESLEEP |
+ HSIC_CTRL_SIDDQ |
+ HSIC_CTRL_PHYSWRST);
+
+ setbits_le32(&usb->hsicphyctrl1, hsic_ctrl);
+ setbits_le32(&usb->hsicphyctrl2, hsic_ctrl);
+}
+
+static void exynos4412_reset_usb_phy(struct exynos4412_usb_phy *usb)
+{
+ setbits_le32(&usb->usbphyctrl, (PHYPWR_NORMAL_MASK_HSIC0 |
+ PHYPWR_NORMAL_MASK_HSIC1 | PHYPWR_NORMAL_MASK_PHY1 |
+ PHYPWR_NORMAL_MASK_PHY0));
+}
+
+/* Reset the EHCI host controller. */
+static void reset_usb_phy(struct exynos_usb_phy *usb)
+{
+ if (cpu_is_exynos5())
+ exynos5_reset_usb_phy(usb);
+ else if (cpu_is_exynos4())
+ if (proid_is_exynos4412())
+ exynos4412_reset_usb_phy((struct exynos4412_usb_phy *)
+ usb);
+
set_usbhost_phy_ctrl(POWER_USB_HOST_PHY_CTRL_DISABLE);
}
#ifdef CONFIG_OF_CONTROL
/* setup the Vbus gpio here */
- if (!fdtdec_setup_gpio(&ctx->vbus_gpio))
- gpio_direction_output(ctx->vbus_gpio.gpio, 1);
+ if (dm_gpio_is_valid(&ctx->vbus_gpio))
+ dm_gpio_set_value(&ctx->vbus_gpio, 1);
#endif
setup_usb_phy(ctx->usb);
+ board_usb_init(index, init);
+
*hccr = ctx->hcd;
*hcor = (struct ehci_hcor *)((uint32_t) *hccr
+ HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));