arm: tegra: usb_phy: Link ULPI platform data

This change provides required platform data to enable
link ULPI

Bug 986684

Change-Id: I8c0564e89b50d710fe4fc52b530d13edb4603bf0
Signed-off-by: Venkatajagadish <vjagadish@nvidia.com>
Reviewed-on: http://git-master/r/116373
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>

1 files changed, 64 insertions, 16 deletions

diff --git a/arch/arm/mach-tegra/board-curacao.c b/arch/arm/mach-tegra/board-curacao.c
index fe5df121cc12..4336ca3ce310 100644
--- a/arch/arm/mach-tegra/board-curacao.c
+++ b/arch/arm/mach-tegra/board-curacao.c
@@ -406,23 +406,27 @@ static int __init curacao_touch_init(void)
 	return 0;
 }
 
-static struct tegra_usb_platform_data tegra_udc_pdata = {
+
+#if defined(USB_HOST_ONLY)
+static struct tegra_usb_platform_data tegra_ehci1_utmi_pdata = {
 	.port_otg = true,
 	.has_hostpc = true,
+	.unaligned_dma_buf_supported = true,
 	.phy_intf = TEGRA_USB_PHY_INTF_UTMI,
-	.op_mode = TEGRA_USB_OPMODE_DEVICE,
-	.u_data.dev = {
-		.vbus_pmu_irq = 0,
+	.op_mode = TEGRA_USB_OPMODE_HOST,
+	.u_data.host = {
 		.vbus_gpio = -1,
-		.charging_supported = false,
-		.remote_wakeup_supported = false,
+		.vbus_reg = "vdd_vbus_micro_usb",
+		.hot_plug = true,
+		.remote_wakeup_supported = true,
+		.power_off_on_suspend = true,
 	},
 	.u_cfg.utmi = {
 		.hssync_start_delay = 0,
 		.elastic_limit = 16,
 		.idle_wait_delay = 17,
 		.term_range_adj = 6,
-		.xcvr_setup = 8,
+		.xcvr_setup = 15,
 		.xcvr_lsfslew = 2,
 		.xcvr_lsrslew = 2,
 		.xcvr_setup_offset = 0,
@@ -430,32 +434,73 @@ static struct tegra_usb_platform_data tegra_udc_pdata = {
 	},
 };
 
-#if defined(USB_HOST_ONLY)
-static struct tegra_usb_platform_data tegra_ehci1_utmi_pdata = {
-	.port_otg = true,
+
+static void ulpi_link_platform_open(void)
+{
+	int reset_gpio = TEGRA_GPIO_PV1;
+
+	gpio_request(reset_gpio, "ulpi_phy_reset");
+	gpio_direction_output(reset_gpio, 0);
+	tegra_gpio_enable(reset_gpio);
+
+	gpio_direction_output(reset_gpio, 0);
+	msleep(5);
+	gpio_direction_output(reset_gpio, 1);
+}
+
+static struct tegra_usb_phy_platform_ops ulpi_link_plat_ops = {
+	.open = ulpi_link_platform_open,
+};
+
+static struct tegra_usb_platform_data tegra_ehci2_ulpi_link_pdata = {
+	.port_otg = false,
 	.has_hostpc = true,
 	.unaligned_dma_buf_supported = true,
-	.phy_intf = TEGRA_USB_PHY_INTF_UTMI,
-	.op_mode = TEGRA_USB_OPMODE_HOST,
+	.phy_intf = TEGRA_USB_PHY_INTF_ULPI_LINK,
+	.op_mode	= TEGRA_USB_OPMODE_HOST,
 	.u_data.host = {
 		.vbus_gpio = -1,
-		.vbus_reg = "vdd_vbus_micro_usb",
-		.hot_plug = true,
-		.remote_wakeup_supported = true,
+		.vbus_reg = NULL,
+		.hot_plug = false,
+		.remote_wakeup_supported = false,
 		.power_off_on_suspend = true,
 	},
+	.u_cfg.ulpi = {
+		.shadow_clk_delay = 10,
+		.clock_out_delay = 1,
+		.data_trimmer = 4,
+		.stpdirnxt_trimmer = 4,
+		.dir_trimmer = 4,
+		.clk = "cdev2",
+	},
+	.ops = &ulpi_link_plat_ops,
+};
+#else
+
+static struct tegra_usb_platform_data tegra_udc_pdata = {
+	.port_otg = true,
+	.has_hostpc = true,
+	.phy_intf = TEGRA_USB_PHY_INTF_UTMI,
+	.op_mode = TEGRA_USB_OPMODE_DEVICE,
+	.u_data.dev = {
+		.vbus_pmu_irq = 0,
+		.vbus_gpio = -1,
+		.charging_supported = false,
+		.remote_wakeup_supported = false,
+	},
 	.u_cfg.utmi = {
 		.hssync_start_delay = 0,
 		.elastic_limit = 16,
 		.idle_wait_delay = 17,
 		.term_range_adj = 6,
-		.xcvr_setup = 15,
+		.xcvr_setup = 8,
 		.xcvr_lsfslew = 2,
 		.xcvr_lsrslew = 2,
 		.xcvr_setup_offset = 0,
 		.xcvr_use_fuses = 1,
 	},
 };
+
 #endif
 
 static void curacao_usb_init(void)
@@ -463,6 +508,9 @@ static void curacao_usb_init(void)
 #if defined(USB_HOST_ONLY)
 	tegra_ehci1_device.dev.platform_data = &tegra_ehci1_utmi_pdata;
 	platform_device_register(&tegra_ehci1_device);
+
+	tegra_ehci2_device.dev.platform_data = &tegra_ehci2_ulpi_link_pdata;
+	platform_device_register(&tegra_ehci2_device);
 #else
 	/* setup the udc platform data */
 	tegra_udc_device.dev.platform_data = &tegra_udc_pdata;