diff options
Diffstat (limited to 'arch/arm/mach-s3c2440/mach-rx1950.c')
| -rw-r--r-- | arch/arm/mach-s3c2440/mach-rx1950.c | 218 |
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 */ |