Merge branch 'master' of git://git.denx.de/u-boot-usb

[karo-tx-uboot.git] / board / freescale / mx6slevk / mx6slevk.c

diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c
index cac6d73a7f81a9a1f3a7b8bd1b3b682b8fd16807..3834eec60e866f9da37d512770c53dc1bcdff7b5 100644 (file)
--- a/board/freescale/mx6slevk/mx6slevk.c
+++ b/board/freescale/mx6slevk/mx6slevk.c
@@ -20,6 +20,8 @@
 #include <fsl_esdhc.h>
 #include <mmc.h>
 #include <netdev.h>
+#include <usb.h>
+#include <usb/ehci-fsl.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -238,6 +240,48 @@ static int setup_fec(void)
 }
 #endif
 
+#ifdef CONFIG_USB_EHCI_MX6
+#define USB_OTHERREGS_OFFSET   0x800
+#define UCTRL_PWR_POL          (1 << 9)
+
+static iomux_v3_cfg_t const usb_otg_pads[] = {
+       /* OTG1 */
+       MX6_PAD_KEY_COL4__USB_USBOTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
+       MX6_PAD_EPDC_PWRCOM__ANATOP_USBOTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL),
+       /* OTG2 */
+       MX6_PAD_KEY_COL5__USB_USBOTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL)
+};
+
+static void setup_usb(void)
+{
+       imx_iomux_v3_setup_multiple_pads(usb_otg_pads,
+                                        ARRAY_SIZE(usb_otg_pads));
+}
+
+int board_usb_phy_mode(int port)
+{
+       if (port == 1)
+               return USB_INIT_HOST;
+       else
+               return usb_phy_mode(port);
+}
+
+int board_ehci_hcd_init(int port)
+{
+       u32 *usbnc_usb_ctrl;
+
+       if (port > 1)
+               return -EINVAL;
+
+       usbnc_usb_ctrl = (u32 *)(USB_BASE_ADDR + USB_OTHERREGS_OFFSET +
+                                port * 4);
+
+       /* Set Power polarity */
+       setbits_le32(usbnc_usb_ctrl, UCTRL_PWR_POL);
+
+       return 0;
+}
+#endif
 
 int board_early_init_f(void)
 {
@@ -256,6 +300,11 @@ int board_init(void)
 #ifdef CONFIG_FEC_MXC
        setup_fec();
 #endif
+
+#ifdef CONFIG_USB_EHCI_MX6
+       setup_usb();
+#endif
+
        return 0;
 }