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[RFC,7/7] omap: ehci: enable the ehci port on OMAP4SDP

Message ID 1282175377-2784-8-git-send-email-keshava_mgowda@ti.com (mailing list archive)
State New, archived
Delegated to: Felipe Balbi
Headers show

Commit Message

Munegowda, Keshava Aug. 18, 2010, 11:49 p.m. UTC
None
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Patch

Index: linux-2.6/arch/arm/mach-omap2/board-4430sdp.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/board-4430sdp.c
+++ linux-2.6/arch/arm/mach-omap2/board-4430sdp.c
@@ -40,6 +40,7 @@ 
 #define ETH_KS8851_IRQ			34
 #define ETH_KS8851_POWER_ON		48
 #define ETH_KS8851_QUART		138
+#define OMAP4SDP_MDM_PWR_EN_GPIO	157
 
 static struct gpio_led sdp4430_gpio_leds[] = {
 	{
@@ -412,6 +413,17 @@  static struct i2c_board_info __initdata 
 		I2C_BOARD_INFO("tmp105", 0x48),
 	},
 };
+
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+	.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
+	.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+	.phy_reset  = false,
+	.reset_gpio_port[0]  = -EINVAL,
+	.reset_gpio_port[1]  = -EINVAL,
+	.reset_gpio_port[2]  = -EINVAL
+};
+
 static int __init omap4_i2c_init(void)
 {
 	/*
@@ -434,6 +446,14 @@  static void __init omap_4430sdp_init(voi
 	platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
 	omap_serial_init();
 	omap4_twl6030_hsmmc_init(mmc);
+
+	/* Power on the ULPI PHY */
+	if (gpio_is_valid(OMAP4SDP_MDM_PWR_EN_GPIO)) {
+		/* FIXME: Assumes pad is muxed for GPIO mode */
+		gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3");
+		gpio_direction_output(OMAP4SDP_MDM_PWR_EN_GPIO, 1);
+	}
+	usb_ehci_init(&ehci_pdata);
 	/* OMAP4 SDP uses internal transceiver so register nop transceiver */
 	usb_nop_xceiv_register();
 	/* FIXME: allow multi-omap to boot until musb is updated for omap4 */