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authorBen Dooks <ben-linux@fluff.org>2010-10-30 00:46:34 +0100
committerBen Dooks <ben-linux@fluff.org>2010-10-30 00:46:34 +0100
commit8f08bfd4777a2953d18db756938d90a5b532eb1a (patch)
treee2baa815636d7e11073ffed2d4cce64ee39e8d9f
parentb18cae4224bde7e5a332c19bc99247b2098ea232 (diff)
parent2cc857ffec1e7540155c5ab90e622e5acc28d136 (diff)
downloadlinux-8f08bfd4777a2953d18db756938d90a5b532eb1a.tar.gz
ARM: Merge for-2637/s3c24xx/rx1950
-rw-r--r--arch/arm/mach-s3c2440/mach-rx1950.c218
1 files changed, 212 insertions, 6 deletions
diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c
index 32019bd9db3b..e0622bbb6dfa 100644
--- a/arch/arm/mach-s3c2440/mach-rx1950.c
+++ b/arch/arm/mach-s3c2440/mach-rx1950.c
@@ -25,8 +25,12 @@
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
 #include <linux/sysdev.h>
+#include <linux/pda_power.h>
 #include <linux/pwm_backlight.h>
 #include <linux/pwm.h>
+#include <linux/s3c_adc_battery.h>
+#include <linux/leds.h>
+#include <linux/i2c.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -55,6 +59,8 @@
 #include <plat/irq.h>
 #include <plat/ts.h>
 
+#include <sound/uda1380.h>
+
 #define LCD_PWM_PERIOD 192960
 #define LCD_PWM_DUTY 127353
 
@@ -127,6 +133,193 @@ static struct s3c2410fb_display rx1950_display = {
 
 };
 
+static int power_supply_init(struct device *dev)
+{
+	return gpio_request(S3C2410_GPF(2), "cable plugged");
+}
+
+static int rx1950_is_ac_online(void)
+{
+	return !gpio_get_value(S3C2410_GPF(2));
+}
+
+static void power_supply_exit(struct device *dev)
+{
+	gpio_free(S3C2410_GPF(2));
+}
+
+static char *rx1950_supplicants[] = {
+	"main-battery"
+};
+
+static struct pda_power_pdata power_supply_info = {
+	.init			= power_supply_init,
+	.is_ac_online		= rx1950_is_ac_online,
+	.exit			= power_supply_exit,
+	.supplied_to		= rx1950_supplicants,
+	.num_supplicants	= ARRAY_SIZE(rx1950_supplicants),
+};
+
+static struct resource power_supply_resources[] = {
+	[0] = {
+			.name	= "ac",
+			.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE |
+					  IORESOURCE_IRQ_HIGHEDGE,
+			.start	= IRQ_EINT2,
+			.end	= IRQ_EINT2,
+	},
+};
+
+static struct platform_device power_supply = {
+	.name			= "pda-power",
+	.id			= -1,
+	.dev			= {
+					.platform_data =
+						&power_supply_info,
+	},
+	.resource		= power_supply_resources,
+	.num_resources		= ARRAY_SIZE(power_supply_resources),
+};
+
+static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
+	{ .volt = 4100, .cur = 156, .level = 100},
+	{ .volt = 4050, .cur = 156, .level = 95},
+	{ .volt = 4025, .cur = 141, .level = 90},
+	{ .volt = 3995, .cur = 144, .level = 85},
+	{ .volt = 3957, .cur = 162, .level = 80},
+	{ .volt = 3931, .cur = 147, .level = 75},
+	{ .volt = 3902, .cur = 147, .level = 70},
+	{ .volt = 3863, .cur = 153, .level = 65},
+	{ .volt = 3838, .cur = 150, .level = 60},
+	{ .volt = 3800, .cur = 153, .level = 55},
+	{ .volt = 3765, .cur = 153, .level = 50},
+	{ .volt = 3748, .cur = 172, .level = 45},
+	{ .volt = 3740, .cur = 153, .level = 40},
+	{ .volt = 3714, .cur = 175, .level = 35},
+	{ .volt = 3710, .cur = 156, .level = 30},
+	{ .volt = 3963, .cur = 156, .level = 25},
+	{ .volt = 3672, .cur = 178, .level = 20},
+	{ .volt = 3651, .cur = 178, .level = 15},
+	{ .volt = 3629, .cur = 178, .level = 10},
+	{ .volt = 3612, .cur = 162, .level = 5},
+	{ .volt = 3605, .cur = 162, .level = 0},
+};
+
+static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
+	{ .volt = 4200, .cur = 0, .level = 100},
+	{ .volt = 4190, .cur = 0, .level = 99},
+	{ .volt = 4178, .cur = 0, .level = 95},
+	{ .volt = 4110, .cur = 0, .level = 70},
+	{ .volt = 4076, .cur = 0, .level = 65},
+	{ .volt = 4046, .cur = 0, .level = 60},
+	{ .volt = 4021, .cur = 0, .level = 55},
+	{ .volt = 3999, .cur = 0, .level = 50},
+	{ .volt = 3982, .cur = 0, .level = 45},
+	{ .volt = 3965, .cur = 0, .level = 40},
+	{ .volt = 3957, .cur = 0, .level = 35},
+	{ .volt = 3948, .cur = 0, .level = 30},
+	{ .volt = 3936, .cur = 0, .level = 25},
+	{ .volt = 3927, .cur = 0, .level = 20},
+	{ .volt = 3906, .cur = 0, .level = 15},
+	{ .volt = 3880, .cur = 0, .level = 10},
+	{ .volt = 3829, .cur = 0, .level = 5},
+	{ .volt = 3820, .cur = 0, .level = 0},
+};
+
+int rx1950_bat_init(void)
+{
+	int ret;
+
+	ret = gpio_request(S3C2410_GPJ(2), "rx1950-charger-enable-1");
+	if (ret)
+		goto err_gpio1;
+	ret = gpio_request(S3C2410_GPJ(3), "rx1950-charger-enable-2");
+	if (ret)
+		goto err_gpio2;
+
+	return 0;
+
+err_gpio2:
+	gpio_free(S3C2410_GPJ(2));
+err_gpio1:
+	return ret;
+}
+
+void rx1950_bat_exit(void)
+{
+	gpio_free(S3C2410_GPJ(2));
+	gpio_free(S3C2410_GPJ(3));
+}
+
+void rx1950_enable_charger(void)
+{
+	gpio_direction_output(S3C2410_GPJ(2), 1);
+	gpio_direction_output(S3C2410_GPJ(3), 1);
+}
+
+void rx1950_disable_charger(void)
+{
+	gpio_direction_output(S3C2410_GPJ(2), 0);
+	gpio_direction_output(S3C2410_GPJ(3), 0);
+}
+
+static struct gpio_led rx1950_leds_desc[] = {
+	{
+		.name				= "Green",
+		.default_trigger	= "main-battery-charging-or-full",
+		.gpio				= S3C2410_GPA(6),
+	},
+	{
+		.name				= "Red",
+		.default_trigger	= "main-battery-full",
+		.gpio				= S3C2410_GPA(7),
+	},
+	{
+		.name				= "Blue",
+		.default_trigger	= "rx1950-acx-mem",
+		.gpio				= S3C2410_GPA(11),
+	},
+};
+
+static struct gpio_led_platform_data rx1950_leds_pdata = {
+	.num_leds	= ARRAY_SIZE(rx1950_leds_desc),
+	.leds		= rx1950_leds_desc,
+};
+
+static struct platform_device rx1950_leds = {
+	.name	= "leds-gpio",
+	.id		= -1,
+	.dev	= {
+				.platform_data = &rx1950_leds_pdata,
+	},
+};
+
+static struct s3c_adc_bat_pdata rx1950_bat_cfg = {
+	.init = rx1950_bat_init,
+	.exit = rx1950_bat_exit,
+	.enable_charger = rx1950_enable_charger,
+	.disable_charger = rx1950_disable_charger,
+	.gpio_charge_finished = S3C2410_GPF(3),
+	.lut_noac = bat_lut_noac,
+	.lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
+	.lut_acin = bat_lut_acin,
+	.lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
+	.volt_channel = 0,
+	.current_channel = 1,
+	.volt_mult = 4235,
+	.current_mult = 2900,
+	.internal_impedance = 200,
+};
+
+static struct platform_device rx1950_battery = {
+	.name             = "s3c-adc-battery",
+	.id               = -1,
+	.dev = {
+		.parent = &s3c_device_adc.dev,
+		.platform_data = &rx1950_bat_cfg,
+	},
+};
+
 static struct s3c2410fb_mach_info rx1950_lcd_cfg = {
 	.displays = &rx1950_display,
 	.num_displays = 1,
@@ -481,11 +674,17 @@ static struct platform_device rx1950_device_gpiokeys = {
 	.dev.platform_data = &rx1950_gpio_keys_data,
 };
 
-static struct s3c2410_platform_i2c rx1950_i2c_data = {
-	.flags = 0,
-	.slave_addr = 0x42,
-	.frequency = 400 * 1000,
-	.sda_delay = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+static struct uda1380_platform_data uda1380_info = {
+	.gpio_power	= S3C2410_GPJ(0),
+	.gpio_reset	= S3C2410_GPD(0),
+	.dac_clk	= UDA1380_DAC_CLK_SYSCLK,
+};
+
+static struct i2c_board_info rx1950_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("uda1380", 0x1a),
+		.platform_data = &uda1380_info,
+	},
 };
 
 static struct platform_device *rx1950_devices[] __initdata = {
@@ -493,6 +692,7 @@ static struct platform_device *rx1950_devices[] __initdata = {
 	&s3c_device_wdt,
 	&s3c_device_i2c0,
 	&s3c_device_iis,
+	&s3c_device_pcm,
 	&s3c_device_usbgadget,
 	&s3c_device_rtc,
 	&s3c_device_nand,
@@ -503,6 +703,9 @@ static struct platform_device *rx1950_devices[] __initdata = {
 	&s3c_device_timer[1],
 	&rx1950_backlight,
 	&rx1950_device_gpiokeys,
+	&power_supply,
+	&rx1950_battery,
+	&rx1950_leds,
 };
 
 static struct clk *rx1950_clocks[] __initdata = {
@@ -538,7 +741,7 @@ static void __init rx1950_init_machine(void)
 	s3c24xx_udc_set_platdata(&rx1950_udc_cfg);
 	s3c24xx_ts_set_platdata(&rx1950_ts_cfg);
 	s3c24xx_mci_set_platdata(&rx1950_mmc_cfg);
-	s3c_i2c0_set_platdata(&rx1950_i2c_data);
+	s3c_i2c0_set_platdata(NULL);
 	s3c_nand_set_platdata(&rx1950_nand_info);
 
 	/* Turn off suspend on both USB ports, and switch the
@@ -569,6 +772,9 @@ static void __init rx1950_init_machine(void)
 	WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
 
 	platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
+
+	i2c_register_board_info(0, rx1950_i2c_devices,
+		ARRAY_SIZE(rx1950_i2c_devices));
 }
 
 /* H1940 and RX3715 need to reserve this for suspend */