From: Stephen Warren <swarren@xxxxxxxxxx>
Instead of having board files manually request and initialize USB VBUS
GPIOs, fill in the USB driver's platform data and have it do it.
Signed-off-by: Stephen Warren <swarren@xxxxxxxxxx>
---
arch/arm/mach-tegra/board-seaboard.c | 17 ++++-------------
arch/arm/mach-tegra/board-trimslice.c | 15 +++++----------
2 files changed, 9 insertions(+), 23 deletions(-)
diff --git a/arch/arm/mach-tegra/board-seaboard.c b/arch/arm/mach-tegra/board-seaboard.c
index 0e2957f..e6642c6 100644
--- a/arch/arm/mach-tegra/board-seaboard.c
+++ b/arch/arm/mach-tegra/board-seaboard.c
@@ -24,6 +24,7 @@
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
+#include <linux/platform_data/tegra_usb.h>
#include <sound/wm8903.h>
@@ -185,20 +186,10 @@ static struct i2c_board_info __initdata wm8903_device = {
static int seaboard_ehci_init(void)
{
- int gpio_status;
+ struct tegra_ehci_platform_data *pdata;
- gpio_status = gpio_request(TEGRA_GPIO_USB1, "VBUS_USB1");
- if (gpio_status < 0) {
- pr_err("VBUS_USB1 request GPIO FAILED\n");
- WARN_ON(1);
- }
-
- gpio_status = gpio_direction_output(TEGRA_GPIO_USB1, 1);
- if (gpio_status < 0) {
- pr_err("VBUS_USB1 request GPIO DIRECTION FAILED\n");
- WARN_ON(1);
- }
- gpio_set_value(TEGRA_GPIO_USB1, 1);
+ pdata = tegra_ehci1_device.dev.platform_data;
+ pdata->vbus_gpio = TEGRA_GPIO_USB1;
platform_device_register(&tegra_ehci1_device);
platform_device_register(&tegra_ehci3_device);
diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c
index ba2e047..7a21cf5 100644
--- a/arch/arm/mach-tegra/board-trimslice.c
+++ b/arch/arm/mach-tegra/board-trimslice.c
@@ -25,6 +25,7 @@
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/gpio.h>
+#include <linux/platform_data/tegra_usb.h>
#include <asm/hardware/gic.h>
#include <asm/mach-types.h>
@@ -110,19 +111,13 @@ static void trimslice_i2c_init(void)
static void trimslice_usb_init(void)
{
- int err;
+ struct tegra_ehci_platform_data *pdata;
- platform_device_register(&tegra_ehci3_device);
+ pdata = tegra_ehci1_device.dev.platform_data;
+ pdata->vbus_gpio = TRIMSLICE_GPIO_USB1_MODE;
+ platform_device_register(&tegra_ehci3_device);
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;
- }
-
platform_device_register(&tegra_ehci1_device);
}
--
1.7.0.4
--
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