Merge branch 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[~shefty/rdma-dev.git] / arch / arm / mach-omap2 / board-am3517evm.c
index 3d7c59839abe4d5adbed62618a3a061f817f12c3..e1f8dda62799683c82986dd61a286340c78cca85 100644 (file)
@@ -396,6 +396,31 @@ static void __init am3517_evm_init_irq(void)
        omap_gpio_init();
 }
 
+static struct omap_musb_board_data musb_board_data = {
+       .interface_type         = MUSB_INTERFACE_ULPI,
+       .mode                   = MUSB_OTG,
+       .power                  = 500,
+};
+
+static __init void am3517_evm_musb_init(void)
+{
+       u32 devconf2;
+
+       /*
+        * Set up USB clock/mode in the DEVCONF2 register.
+        */
+       devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
+
+       /* USB2.0 PHY reference clock is 13 MHz */
+       devconf2 &= ~(CONF2_REFFREQ | CONF2_OTGMODE | CONF2_PHY_GPIOMODE);
+       devconf2 |=  CONF2_REFFREQ_13MHZ | CONF2_SESENDEN | CONF2_VBDTCTEN
+                       | CONF2_DATPOL;
+
+       omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
+
+       usb_musb_init(&musb_board_data);
+}
+
 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
        .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
 #if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
@@ -414,6 +439,8 @@ static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
 #ifdef CONFIG_OMAP_MUX
 static struct omap_board_mux board_mux[] __initdata = {
+       /* USB OTG DRVVBUS offset = 0x212 */
+       OMAP3_MUX(SAD2D_MCAD23, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
        { .reg_offset = OMAP_MUX_TERMINATOR },
 };
 #else
@@ -480,6 +507,9 @@ static void __init am3517_evm_init(void)
                                ARRAY_SIZE(am3517evm_i2c1_boardinfo));
        /*Ethernet*/
        am3517_evm_ethernet_init(&am3517_evm_emac_pdata);
+
+       /* MUSB */
+       am3517_evm_musb_init();
 }
 
 MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM")