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authorMike Rapoport <mike@compulab.co.il>2011-04-17 11:59:32 +0300
committerColin Cross <ccross@android.com>2011-07-12 20:39:00 -0700
commit4c755997ea1eb3e3c2df7ef657494d8188d0c120 (patch)
tree45cf9ec17f9e086d250430292c98bf09f8b89d7a /arch/arm/mach-tegra
parent9504940ae03e0ebe6cfef9cd8914199a42128107 (diff)
ARM: tegra: trimslice: enable USB ports
Signed-off-by: Mike Rapoport <mike@compulab.co.il> Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch/arm/mach-tegra')
-rw-r--r--arch/arm/mach-tegra/board-trimslice-pinmux.c5
-rw-r--r--arch/arm/mach-tegra/board-trimslice.c40
-rw-r--r--arch/arm/mach-tegra/board-trimslice.h3
3 files changed, 47 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/board-trimslice-pinmux.c b/arch/arm/mach-tegra/board-trimslice-pinmux.c
index 321c61066c94..82646a411ecd 100644
--- a/arch/arm/mach-tegra/board-trimslice-pinmux.c
+++ b/arch/arm/mach-tegra/board-trimslice-pinmux.c
@@ -126,7 +126,7 @@ static __initdata struct tegra_pingroup_config trimslice_pinmux[] = {
{TEGRA_PINGROUP_SPIH, TEGRA_MUX_SPI2_ALT, TEGRA_PUPD_PULL_UP, TEGRA_TRI_TRISTATE},
{TEGRA_PINGROUP_UAA, TEGRA_MUX_ULPI, TEGRA_PUPD_PULL_UP, TEGRA_TRI_TRISTATE},
{TEGRA_PINGROUP_UAB, TEGRA_MUX_ULPI, TEGRA_PUPD_PULL_UP, TEGRA_TRI_TRISTATE},
- {TEGRA_PINGROUP_UAC, TEGRA_MUX_RSVD2, TEGRA_PUPD_NORMAL, TEGRA_TRI_TRISTATE},
+ {TEGRA_PINGROUP_UAC, TEGRA_MUX_RSVD2, TEGRA_PUPD_NORMAL, TEGRA_TRI_NORMAL},
{TEGRA_PINGROUP_UAD, TEGRA_MUX_IRDA, TEGRA_PUPD_PULL_UP, TEGRA_TRI_TRISTATE},
{TEGRA_PINGROUP_UCA, TEGRA_MUX_UARTC, TEGRA_PUPD_PULL_UP, TEGRA_TRI_TRISTATE},
{TEGRA_PINGROUP_UCB, TEGRA_MUX_UARTC, TEGRA_PUPD_PULL_UP, TEGRA_TRI_TRISTATE},
@@ -145,6 +145,9 @@ static __initdata struct tegra_pingroup_config trimslice_pinmux[] = {
static struct tegra_gpio_table gpio_table[] = {
{ .gpio = TRIMSLICE_GPIO_SD4_CD, .enable = true }, /* mmc4 cd */
{ .gpio = TRIMSLICE_GPIO_SD4_WP, .enable = true }, /* mmc4 wp */
+
+ { .gpio = TRIMSLICE_GPIO_USB1_MODE, .enable = true }, /* USB1 mode */
+ { .gpio = TRIMSLICE_GPIO_USB2_RST, .enable = true }, /* USB2 PHY rst */
};
void __init trimslice_pinmux_init(void)
diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c
index a19e90b622ec..a8fff429fb4a 100644
--- a/arch/arm/mach-tegra/board-trimslice.c
+++ b/arch/arm/mach-tegra/board-trimslice.c
@@ -25,6 +25,8 @@
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/i2c-tegra.h>
+#include <linux/platform_data/tegra_usb.h>
+#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -32,6 +34,8 @@
#include <mach/iomap.h>
#include <mach/sdhci.h>
+#include <mach/usb_phy.h>
+#include <mach/gpio.h>
#include "board.h"
#include "clock.h"
@@ -123,6 +127,41 @@ static void trimslice_i2c_init(void)
ARRAY_SIZE(trimslice_i2c3_board_info));
}
+struct tegra_ulpi_config ehci2_phy_config = {
+ .reset_gpio = TRIMSLICE_GPIO_USB2_RST,
+ .clk = "cdev2",
+};
+
+static struct tegra_ehci_platform_data ehci_ulpi_data = {
+ .operating_mode = TEGRA_USB_HOST,
+ .phy_config = &ehci2_phy_config,
+};
+
+static struct tegra_ehci_platform_data ehci_utmi_data = {
+ .operating_mode = TEGRA_USB_HOST,
+};
+
+static void trimslice_usb_init(void)
+{
+ int err;
+
+ tegra_ehci3_device.dev.platform_data = &ehci_utmi_data;
+ platform_device_register(&tegra_ehci3_device);
+
+ tegra_ehci2_device.dev.platform_data = &ehci_ulpi_data;
+ platform_device_register(&tegra_ehci2_device);
+
+ err = gpio_request_one(TRIMSLICE_GPIO_USB1_MODE, GPIOF_OUT_INIT_HIGH,
+ "usb1mode");
+ if (err) {
+ pr_err("TrimSlice: failed to obtain USB1 mode gpio: %d\n", err);
+ return;
+ }
+
+ tegra_ehci1_device.dev.platform_data = &ehci_utmi_data;
+ platform_device_register(&tegra_ehci1_device);
+}
+
static void __init tegra_trimslice_fixup(struct machine_desc *desc,
struct tag *tags, char **cmdline, struct meminfo *mi)
{
@@ -164,6 +203,7 @@ static void __init tegra_trimslice_init(void)
platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices));
trimslice_i2c_init();
+ trimslice_usb_init();
}
MACHINE_START(TRIMSLICE, "trimslice")
diff --git a/arch/arm/mach-tegra/board-trimslice.h b/arch/arm/mach-tegra/board-trimslice.h
index e8ef6291c6f1..7a7dee86b4da 100644
--- a/arch/arm/mach-tegra/board-trimslice.h
+++ b/arch/arm/mach-tegra/board-trimslice.h
@@ -20,6 +20,9 @@
#define TRIMSLICE_GPIO_SD4_CD TEGRA_GPIO_PP1 /* mmc4 cd */
#define TRIMSLICE_GPIO_SD4_WP TEGRA_GPIO_PP2 /* mmc4 wp */
+#define TRIMSLICE_GPIO_USB1_MODE TEGRA_GPIO_PV2 /* USB1 mode */
+#define TRIMSLICE_GPIO_USB2_RST TEGRA_GPIO_PV0 /* USB2 PHY reset */
+
void trimslice_pinmux_init(void);
#endif