plat-mxc/ehci.c: add i.MX25 support

[pandora-kernel.git] / arch / arm / plat-mxc / ehci.c

diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c
index 2a86461..6184792 100644 (file)
--- a/arch/arm/plat-mxc/ehci.c
+++ b/arch/arm/plat-mxc/ehci.c
@@ -73,7 +73,51 @@
 int mxc_initialize_usb_hw(int port, unsigned int flags)
 {
        unsigned int v;
-#ifdef CONFIG_ARCH_MX3
+#if defined(CONFIG_ARCH_MX25)
+       if (cpu_is_mx25()) {
+               v = readl(MX25_IO_ADDRESS(MX25_OTG_BASE_ADDR +
+                                    USBCTRL_OTGBASE_OFFSET));
+
+               switch (port) {
+               case 0: /* OTG port */
+                       v &= ~(MX35_OTG_SIC_MASK | MX35_OTG_PM_BIT);
+                       v |= (flags & MXC_EHCI_INTERFACE_MASK)
+                                       << MX35_OTG_SIC_SHIFT;
+                       if (!(flags & MXC_EHCI_POWER_PINS_ENABLED))
+                               v |= MX35_OTG_PM_BIT;
+
+                       break;
+               case 1: /* H1 port */
+                       v &= ~(MX35_H1_SIC_MASK | MX35_H1_PM_BIT | MX35_H1_TLL_BIT |
+                               MX35_H1_USBTE_BIT | MX35_H1_IPPUE_DOWN_BIT | MX35_H1_IPPUE_UP_BIT);
+                       v |= (flags & MXC_EHCI_INTERFACE_MASK)
+                                               << MX35_H1_SIC_SHIFT;
+                       if (!(flags & MXC_EHCI_POWER_PINS_ENABLED))
+                               v |= MX35_H1_PM_BIT;
+
+                       if (!(flags & MXC_EHCI_TTL_ENABLED))
+                               v |= MX35_H1_TLL_BIT;
+
+                       if (flags & MXC_EHCI_INTERNAL_PHY)
+                               v |= MX35_H1_USBTE_BIT;
+
+                       if (flags & MXC_EHCI_IPPUE_DOWN)
+                               v |= MX35_H1_IPPUE_DOWN_BIT;
+
+                       if (flags & MXC_EHCI_IPPUE_UP)
+                               v |= MX35_H1_IPPUE_UP_BIT;
+
+                       break;
+               default:
+                       return -EINVAL;
+               }
+
+               writel(v, MX25_IO_ADDRESS(MX25_OTG_BASE_ADDR +
+                                    USBCTRL_OTGBASE_OFFSET));
+               return 0;
+       }
+#endif /* CONFIG_ARCH_MX25 */
+#if defined(CONFIG_ARCH_MX3)
        if (cpu_is_mx31()) {
                v = readl(MX31_IO_ADDRESS(MX31_OTG_BASE_ADDR +
                                     USBCTRL_OTGBASE_OFFSET));