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[s3c24xx] Replace gta02 led driver with generic gpio led driver.

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17053 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
lars 2009-07-30 15:40:36 +00:00
parent d6694fb05e
commit fe8a4ad530
3 changed files with 32 additions and 205 deletions
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11
target/linux/s3c24xx/config-2.6.30
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@ -219,8 +219,7 @@ CONFIG_LCD_CLASS_DEVICE=y
# CONFIG_LCD_PLATFORM is not set
# CONFIG_LCD_TDO24M is not set
# CONFIG_LCD_VGG2432A4 is not set
# CONFIG_LEDS_GPIO is not set
CONFIG_LEDS_GTA02=y
CONFIG_LEDS_GPIO=y
CONFIG_LEDS_GTA02_VIBRATOR=y
# CONFIG_LEDS_PWM is not set
# CONFIG_LEDS_S3C24XX is not set
@ -254,9 +253,8 @@ CONFIG_MACH_NEO1973_GTA02=y
CONFIG_MFD_CORE=y
CONFIG_MFD_GLAMO=y
CONFIG_MFD_GLAMO_FB=y
# CONFIG_MFD_GLAMO_FB_XGLAMO_WORKAROUND is not set
CONFIG_MFD_GLAMO_GPIO=y
CONFIG_MFD_GLAMO_MCI=y
CONFIG_MFD_GLAMO_SPI_GPIO=y
CONFIG_MFD_PCF50633=y
# CONFIG_MFD_T7L66XB is not set
# CONFIG_MISC_DEVICES is not set
@ -327,7 +325,8 @@ CONFIG_S3C2410_PM=y
CONFIG_S3C2410_WATCHDOG=y
CONFIG_S3C2440_DMA=y
# CONFIG_S3C24XX_ADC is not set
CONFIG_S3C24XX_GPIO_EXTRA=0
CONFIG_S3C24XX_GPIO_EXTRA=64
CONFIG_S3C24XX_GPIO_EXTRA64=yes
CONFIG_S3C24XX_PWM=y
# CONFIG_S3C_BOOT_ERROR_RESET is not set
CONFIG_S3C_BOOT_UART_FORCE_FIFO=y
@ -371,7 +370,7 @@ CONFIG_SOUND=m
# CONFIG_SOUND_OSS_CORE is not set
CONFIG_SPI=y
CONFIG_SPI_BITBANG=y
# CONFIG_SPI_GPIO is not set
CONFIG_SPI_GPIO=y
CONFIG_SPI_MASTER=y
CONFIG_SPI_S3C24XX=y
CONFIG_SPI_S3C24XX_GPIO=y

25
target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
View File

@ -38,6 +38,7 @@
#include <linux/spi/spi_gpio.h>
#include <linux/spi/spi_bitbang.h>
#include <linux/mmc/host.h>
#include <linux/leds.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
@ -1246,26 +1247,30 @@ static struct platform_device gta02_spi_gpio_dev = {
/*----------- / SPI: Accelerometers attached to SPI of s3c244x ----------------- */
static struct resource gta02_led_resources[] = {
static struct gpio_led gta02_gpio_leds[] = {
{
.name = "gta02-power:orange",
.start = GTA02_GPIO_PWR_LED1,
.end = GTA02_GPIO_PWR_LED1,
.gpio = GTA02_GPIO_PWR_LED1,
}, {
.name = "gta02-power:blue",
.start = GTA02_GPIO_PWR_LED2,
.end = GTA02_GPIO_PWR_LED2,
.gpio = GTA02_GPIO_PWR_LED2,
}, {
.name = "gta02-aux:red",
.start = GTA02_GPIO_AUX_LED,
.end = GTA02_GPIO_AUX_LED,
.gpio = GTA02_GPIO_AUX_LED,
},
};
static struct gpio_led_platform_data gta02_gpio_leds_pdata = {
.leds = gta02_gpio_leds,
.num_leds = ARRAY_SIZE(gta02_gpio_leds),
};
struct platform_device gta02_led_dev = {
.name = "gta02-led",
.num_resources = ARRAY_SIZE(gta02_led_resources),
.resource = gta02_led_resources,
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &gta02_gpio_leds_pdata,
},
};
static struct resource gta02_button_resources[] = {

177
target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c
View File

@ -1,177 +0,0 @@
/*
* LED driver for the Openmoko GTA02 GSM phone
*
* (C) 2006-2008 by Openmoko, Inc.
* Author: Harald Welte <laforge@openmoko.org>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <mach/gta02.h>
#include <plat/regs-timer.h>
#define MAX_LEDS 3
#define COUNTER 256
struct gta02_led_priv
{
spinlock_t lock;
struct led_classdev cdev;
unsigned int gpio;
};
struct gta02_led_bundle
{
int num_leds;
struct gta02_led_priv led[MAX_LEDS];
};
static inline struct gta02_led_priv *to_priv(struct led_classdev *led_cdev)
{
return container_of(led_cdev, struct gta02_led_priv, cdev);
}
static inline struct gta02_led_bundle *to_bundle(struct led_classdev *led_cdev)
{
return dev_get_drvdata(led_cdev->dev->parent);
}
static void gta02led_set(struct led_classdev *led_cdev,
enum led_brightness value)
{
unsigned long flags;
struct gta02_led_priv *lp = to_priv(led_cdev);
spin_lock_irqsave(&lp->lock, flags);
s3c2410_gpio_setpin(lp->gpio, value ? 1 : 0);
spin_unlock_irqrestore(&lp->lock, flags);
}
#ifdef CONFIG_PM
static int gta02led_suspend(struct platform_device *pdev, pm_message_t state)
{
struct gta02_led_bundle *bundle = platform_get_drvdata(pdev);
int i;
for (i = 0; i < bundle->num_leds; i++)
led_classdev_suspend(&bundle->led[i].cdev);
return 0;
}
static int gta02led_resume(struct platform_device *pdev)
{
struct gta02_led_bundle *bundle = platform_get_drvdata(pdev);
int i;
for (i = 0; i < bundle->num_leds; i++)
led_classdev_resume(&bundle->led[i].cdev);
return 0;
}
#endif
static int __init gta02led_probe(struct platform_device *pdev)
{
int i, rc;
struct gta02_led_bundle *bundle;
if (!machine_is_neo1973_gta02())
return -EIO;
bundle = kzalloc(sizeof(struct gta02_led_bundle), GFP_KERNEL);
if (!bundle)
return -ENOMEM;
platform_set_drvdata(pdev, bundle);
for (i = 0; i < pdev->num_resources; i++) {
struct gta02_led_priv *lp;
struct resource *r;
if (i >= MAX_LEDS)
break;
r = platform_get_resource(pdev, 0, i);
if (!r || !r->start || !r->name)
continue;
lp = &bundle->led[i];
lp->gpio = r->start;
lp->cdev.name = r->name;
lp->cdev.brightness_set = gta02led_set;
switch (lp->gpio) {
case S3C2410_GPB0:
case S3C2410_GPB1:
case S3C2410_GPB2:
s3c2410_gpio_cfgpin(lp->gpio, S3C2410_GPIO_OUTPUT);
break;
default:
break;
}
spin_lock_init(&lp->lock);
rc = led_classdev_register(&pdev->dev, &lp->cdev);
}
bundle->num_leds = i;
return 0;
}
static int gta02led_remove(struct platform_device *pdev)
{
struct gta02_led_bundle *bundle = platform_get_drvdata(pdev);
int i;
for (i = 0; i < bundle->num_leds; i++) {
struct gta02_led_priv *lp = &bundle->led[i];
gta02led_set(&lp->cdev, 0);
led_classdev_unregister(&lp->cdev);
}
platform_set_drvdata(pdev, NULL);
kfree(bundle);
return 0;
}
static struct platform_driver gta02led_driver = {
.probe = gta02led_probe,
.remove = gta02led_remove,
#ifdef CONFIG_PM
.suspend = gta02led_suspend,
.resume = gta02led_resume,
#endif
.driver = {
.name = "gta02-led",
},
};
static int __init gta02led_init(void)
{
return platform_driver_register(&gta02led_driver);
}
static void __exit gta02led_exit(void)
{
platform_driver_unregister(&gta02led_driver);
}
module_init(gta02led_init);
module_exit(gta02led_exit);
MODULE_AUTHOR("Harald Welte <laforge@openmoko.org>");
MODULE_DESCRIPTION("Openmoko GTA02 LED driver");
MODULE_LICENSE("GPL");