hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ARM: tegra: Remove VBUS_GPIO handling from board files 

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@nvidia.com>
Acked-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Stephen Warren 2012-03-16 16:08:29 -06:00
parent 434103adea
commit 4bee6417c9
2 changed files with 9 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/arm/mach-tegra/board-seaboard.c
View File

@ -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>
@ -186,20 +187,10 @@ 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);

15
arch/arm/mach-tegra/board-trimslice.c
View File

@ -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>
@ -111,19 +112,13 @@ static void trimslice_i2c_init(void)
static void trimslice_usb_init(void)
{
int err;
struct tegra_ehci_platform_data *pdata;
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);
}