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

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17053 3c298f89-4303-0410-b956-a3cf2f4a3e73

3 files changed, 32 insertions, 205 deletions

diff --git a/target/linux/s3c24xx/config-2.6.30 b/target/linux/s3c24xx/config-2.6.30
index 3324e5bfa3..f5933c4675 100644
--- a/target/linux/s3c24xx/config-2.6.30
+++ b/target/linux/s3c24xx/config-2.6.30
@@ -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
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
index 88377dac28..b5a9fa6218 100644
--- a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
@@ -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>
@@ -1079,7 +1080,7 @@ static struct platform_device gta02_bl_dev = {
 
 static void gta02_jbt6k74_reset(int devidx, int level)
 {
-    gpio_set_value(GTA02_GPIO_GLAMO(4), level);
+	gpio_set_value(GTA02_GPIO_GLAMO(4), level);
 }
 
 static void gta02_jbt6k74_probe_completed(struct device *dev)
@@ -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[] = {
@@ -1433,9 +1438,9 @@ static struct glamo_mmc_platform_data gta02_glamo_mmc_pdata = {
 static struct glamo_platform_data gta02_glamo_pdata = {
 	.fb_data   = &gta02_glamo_fb_pdata,
 	.mmc_data  = &gta02_glamo_mmc_pdata,
-    .gpio_base = GTA02_GPIO_GLAMO_BASE,
+	.gpio_base = GTA02_GPIO_GLAMO_BASE,
 
-    .osci_clock_rate = 32768,
+	.osci_clock_rate = 32768,
 
 	.glamo_irq_is_wired = glamo_irq_is_wired,
 	.glamo_external_reset = gta02_glamo_external_reset,
@@ -1500,10 +1505,10 @@ struct spi_gpio_platform_data spigpio_platform_data = {
 
 static struct platform_device spigpio_device = {
 	.name = "spi_gpio",
-    .id   = 2,
+	.id   = 2,
 	.dev = {
 		.platform_data = &spigpio_platform_data,
-        .parent        = &gta02_glamo_dev.dev,
+		.parent        = &gta02_glamo_dev.dev,
 	},
 };
 
@@ -1572,10 +1577,10 @@ static struct platform_device *gta02_devices_pmu_children[] = {
 static void gta02_register_glamo(void)
 {
 	platform_device_register(&gta02_glamo_dev);
-    if (gpio_request(GTA02_GPIO_GLAMO(4), "jbt6k74 reset"))
-        printk("gta02: Failed to request jbt6k74 reset pin\n");
-    if (gpio_direction_output(GTA02_GPIO_GLAMO(4), 1))
-        printk("gta02: Failed to configure jbt6k74 reset pin\n");
+	if (gpio_request(GTA02_GPIO_GLAMO(4), "jbt6k74 reset"))
+		printk("gta02: Failed to request jbt6k74 reset pin\n");
+	if (gpio_direction_output(GTA02_GPIO_GLAMO(4), 1))
+		printk("gta02: Failed to configure jbt6k74 reset pin\n");
 	platform_device_register(&spigpio_device);
 }
 
@@ -1595,8 +1600,8 @@ static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id)
 			pdev = &gta02_pm_gps_dev;
 			break;
 		case PCF50633_REGULATOR_HCLDO:
-            gta02_register_glamo();
-            return;
+			gta02_register_glamo();
+			return;
 		default:
 			return;
 	}
@@ -1623,7 +1628,7 @@ static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf)
 	platform_add_devices(gta02_devices_pmu_children,
 					ARRAY_SIZE(gta02_devices_pmu_children));
 
-    regulator_has_full_constraints();
+	regulator_has_full_constraints();
 }
 
 static void gta02_poweroff(void)
diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c b/target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c
deleted file mode 100644
index 48559b1136..0000000000
--- a/target/linux/s3c24xx/files-2.6.30/drivers/leds/leds-gta02.c
+++ /dev/null
@@ -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");