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Merge branch 'next-samsung' of git://git.fluff.org/bjdooks/linux

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* 'next-samsung' of git://git.fluff.org/bjdooks/linux:
  ARM: H1940/RX1950: Change default LED triggers
  ARM: S3C2442: RX1950: Add support for LED blinking
  ARM: S3C2442: RX1950: Retain LEDs state in suspend
  ARM: S3C2410: H1940: Fix lcd_power_set function
  ARM: S3C2410: H1940: Add battery support
  ARM: S3C2410: H1940: Use leds-gpio driver for LEDs managing
  ARM: S3C2410: H1940: Make h1940-bluetooth.c compile again
  ARM: S3C2410: H1940: Add keys device
This commit is contained in:
Linus Torvalds 2011-03-22 10:06:54 -07:00
commit e77277dfe2
4 changed files with 367 additions and 26 deletions
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11
arch/arm/mach-s3c2410/h1940-bluetooth.c
View File

@ -18,12 +18,14 @@
#include <linux/leds.h>
#include <linux/gpio.h>
#include <linux/rfkill.h>
#include <linux/leds.h>
#include <mach/regs-gpio.h>
#include <mach/hardware.h>
#include <mach/h1940-latch.h>
#include <mach/h1940.h>
#define DRV_NAME "h1940-bt"
#define DRV_NAME "h1940-bt"
/* Bluetooth control */
static void h1940bt_enable(int on)
@ -37,6 +39,8 @@ static void h1940bt_enable(int on)
gpio_set_value(S3C2410_GPH(1), 1);
mdelay(10);
gpio_set_value(S3C2410_GPH(1), 0);
h1940_led_blink_set(-EINVAL, GPIO_LED_BLINK, NULL, NULL);
}
else {
gpio_set_value(S3C2410_GPH(1), 1);
@ -44,6 +48,8 @@ static void h1940bt_enable(int on)
gpio_set_value(S3C2410_GPH(1), 0);
mdelay(10);
gpio_set_value(H1940_LATCH_BLUETOOTH_POWER, 0);
h1940_led_blink_set(-EINVAL, GPIO_LED_NO_BLINK_LOW, NULL, NULL);
}
}
@ -85,7 +91,6 @@ static int __devinit h1940bt_probe(struct platform_device *pdev)
s3c_gpio_cfgpin(S3C2410_GPH(3), S3C2410_GPH3_RXD0);
s3c_gpio_setpull(S3C2410_GPH(3), S3C_GPIO_PULL_NONE);
rfk = rfkill_alloc(DRV_NAME, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
&h1940bt_rfkill_ops, NULL);
if (!rfk) {
@ -93,8 +98,6 @@ static int __devinit h1940bt_probe(struct platform_device *pdev)
goto err_rfk_alloc;
}
rfkill_set_led_trigger_name(rfk, "h1940-bluetooth");
ret = rfkill_register(rfk);
if (ret)
goto err_rfkill;

3
arch/arm/mach-s3c2410/include/mach/h1940.h
View File

@ -17,5 +17,8 @@
#define H1940_SUSPEND_CHECK (0x30080000)
extern void h1940_pm_return(void);
extern int h1940_led_blink_set(unsigned gpio, int state,
unsigned long *delay_on, unsigned long *delay_off);
#endif /* __ASM_ARCH_H1940_H */

303
arch/arm/mach-s3c2410/mach-h1940.c
View File

@ -23,8 +23,15 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/pwm_backlight.h>
#include <linux/i2c.h>
#include <linux/leds.h>
#include <linux/pda_power.h>
#include <linux/s3c_adc_battery.h>
#include <linux/delay.h>
#include <video/platform_lcd.h>
#include <linux/mmc/host.h>
@ -203,20 +210,239 @@ static struct s3c2410fb_mach_info h1940_fb_info __initdata = {
.num_displays = 1,
.default_display = 0,
.lpcsel= 0x02,
.gpccon= 0xaa940659,
.gpccon_mask= 0xffffffff,
.gpcup= 0x0000ffff,
.gpcup_mask= 0xffffffff,
.gpdcon= 0xaa84aaa0,
.gpdcon_mask= 0xffffffff,
.gpdup= 0x0000faff,
.gpdup_mask= 0xffffffff,
.lpcsel = 0x02,
.gpccon = 0xaa940659,
.gpccon_mask = 0xffffc0f0,
.gpcup = 0x0000ffff,
.gpcup_mask = 0xffffffff,
.gpdcon = 0xaa84aaa0,
.gpdcon_mask = 0xffffffff,
.gpdup = 0x0000faff,
.gpdup_mask = 0xffffffff,
};
static int power_supply_init(struct device *dev)
{
return gpio_request(S3C2410_GPF(2), "cable plugged");
}
static int h1940_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 *h1940_supplicants[] = {
"main-battery",
"backup-battery",
};
static struct pda_power_pdata power_supply_info = {
.init = power_supply_init,
.is_ac_online = h1940_is_ac_online,
.exit = power_supply_exit,
.supplied_to = h1940_supplicants,
.num_supplicants = ARRAY_SIZE(h1940_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 = 4070, .cur = 162, .level = 100},
{ .volt = 4040, .cur = 165, .level = 95},
{ .volt = 4016, .cur = 164, .level = 90},
{ .volt = 3996, .cur = 166, .level = 85},
{ .volt = 3971, .cur = 168, .level = 80},
{ .volt = 3951, .cur = 168, .level = 75},
{ .volt = 3931, .cur = 170, .level = 70},
{ .volt = 3903, .cur = 172, .level = 65},
{ .volt = 3886, .cur = 172, .level = 60},
{ .volt = 3858, .cur = 176, .level = 55},
{ .volt = 3842, .cur = 176, .level = 50},
{ .volt = 3818, .cur = 176, .level = 45},
{ .volt = 3789, .cur = 180, .level = 40},
{ .volt = 3769, .cur = 180, .level = 35},
{ .volt = 3749, .cur = 184, .level = 30},
{ .volt = 3732, .cur = 184, .level = 25},
{ .volt = 3716, .cur = 184, .level = 20},
{ .volt = 3708, .cur = 184, .level = 15},
{ .volt = 3716, .cur = 96, .level = 10},
{ .volt = 3700, .cur = 96, .level = 5},
{ .volt = 3684, .cur = 96, .level = 0},
};
static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
{ .volt = 4130, .cur = 0, .level = 100},
{ .volt = 3982, .cur = 0, .level = 50},
{ .volt = 3854, .cur = 0, .level = 10},
{ .volt = 3841, .cur = 0, .level = 0},
};
int h1940_bat_init(void)
{
int ret;
ret = gpio_request(H1940_LATCH_SM803_ENABLE, "h1940-charger-enable");
if (ret)
return ret;
gpio_direction_output(H1940_LATCH_SM803_ENABLE, 0);
return 0;
}
void h1940_bat_exit(void)
{
gpio_free(H1940_LATCH_SM803_ENABLE);
}
void h1940_enable_charger(void)
{
gpio_set_value(H1940_LATCH_SM803_ENABLE, 1);
}
void h1940_disable_charger(void)
{
gpio_set_value(H1940_LATCH_SM803_ENABLE, 0);
}
static struct s3c_adc_bat_pdata h1940_bat_cfg = {
.init = h1940_bat_init,
.exit = h1940_bat_exit,
.enable_charger = h1940_enable_charger,
.disable_charger = h1940_disable_charger,
.gpio_charge_finished = S3C2410_GPF(3),
.gpio_inverted = 1,
.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 = 4056,
.current_mult = 1893,
.internal_impedance = 200,
.backup_volt_channel = 3,
/* TODO Check backup volt multiplier */
.backup_volt_mult = 4056,
.backup_volt_min = 0,
.backup_volt_max = 4149288
};
static struct platform_device h1940_battery = {
.name = "s3c-adc-battery",
.id = -1,
.dev = {
.parent = &s3c_device_adc.dev,
.platform_data = &h1940_bat_cfg,
},
};
DEFINE_SPINLOCK(h1940_blink_spin);
int h1940_led_blink_set(unsigned gpio, int state,
unsigned long *delay_on, unsigned long *delay_off)
{
int blink_gpio, check_gpio1, check_gpio2;
switch (gpio) {
case H1940_LATCH_LED_GREEN:
blink_gpio = S3C2410_GPA(7);
check_gpio1 = S3C2410_GPA(1);
check_gpio2 = S3C2410_GPA(3);
break;
case H1940_LATCH_LED_RED:
blink_gpio = S3C2410_GPA(1);
check_gpio1 = S3C2410_GPA(7);
check_gpio2 = S3C2410_GPA(3);
break;
default:
blink_gpio = S3C2410_GPA(3);
check_gpio1 = S3C2410_GPA(1);
check_gpio1 = S3C2410_GPA(7);
break;
}
if (delay_on && delay_off && !*delay_on && !*delay_off)
*delay_on = *delay_off = 500;
spin_lock(&h1940_blink_spin);
switch (state) {
case GPIO_LED_NO_BLINK_LOW:
case GPIO_LED_NO_BLINK_HIGH:
if (!gpio_get_value(check_gpio1) &&
!gpio_get_value(check_gpio2))
gpio_set_value(H1940_LATCH_LED_FLASH, 0);
gpio_set_value(blink_gpio, 0);
if (gpio_is_valid(gpio))
gpio_set_value(gpio, state);
break;
case GPIO_LED_BLINK:
if (gpio_is_valid(gpio))
gpio_set_value(gpio, 0);
gpio_set_value(H1940_LATCH_LED_FLASH, 1);
gpio_set_value(blink_gpio, 1);
break;
}
spin_unlock(&h1940_blink_spin);
return 0;
}
EXPORT_SYMBOL(h1940_led_blink_set);
static struct gpio_led h1940_leds_desc[] = {
{
.name = "Green",
.default_trigger = "main-battery-full",
.gpio = H1940_LATCH_LED_GREEN,
.retain_state_suspended = 1,
},
{
.name = "Red",
.default_trigger
= "main-battery-charging-blink-full-solid",
.gpio = H1940_LATCH_LED_RED,
.retain_state_suspended = 1,
},
};
static struct gpio_led_platform_data h1940_leds_pdata = {
.num_leds = ARRAY_SIZE(h1940_leds_desc),
.leds = h1940_leds_desc,
.gpio_blink_set = h1940_led_blink_set,
};
static struct platform_device h1940_device_leds = {
.name = "h1940-leds",
.id = -1,
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &h1940_leds_pdata,
},
};
static struct platform_device h1940_device_bluetooth = {
@ -302,14 +528,14 @@ static struct platform_device h1940_backlight = {
static void h1940_lcd_power_set(struct plat_lcd_data *pd,
unsigned int power)
{
int value;
int value, retries = 100;
if (!power) {
gpio_set_value(S3C2410_GPC(0), 0);
/* wait for 3ac */
do {
value = gpio_get_value(S3C2410_GPC(6));
} while (value);
} while (value && retries--);
gpio_set_value(H1940_LATCH_LCD_P2, 0);
gpio_set_value(H1940_LATCH_LCD_P3, 0);
@ -327,6 +553,9 @@ static void h1940_lcd_power_set(struct plat_lcd_data *pd,
gpio_set_value(H1940_LATCH_LCD_P0, 1);
gpio_set_value(H1940_LATCH_LCD_P1, 1);
gpio_direction_input(S3C2410_GPC(1));
gpio_direction_input(S3C2410_GPC(4));
mdelay(10);
s3c_gpio_cfgpin(S3C2410_GPC(1), S3C_GPIO_SFN(2));
s3c_gpio_cfgpin(S3C2410_GPC(4), S3C_GPIO_SFN(2));
@ -362,7 +591,44 @@ static struct i2c_board_info h1940_i2c_devices[] = {
},
};
#define DECLARE_BUTTON(p, k, n, w) \
{ \
.gpio = p, \
.code = k, \
.desc = n, \
.wakeup = w, \
.active_low = 1, \
}
static struct gpio_keys_button h1940_buttons[] = {
DECLARE_BUTTON(S3C2410_GPF(0), KEY_POWER, "Power", 1),
DECLARE_BUTTON(S3C2410_GPF(6), KEY_ENTER, "Select", 1),
DECLARE_BUTTON(S3C2410_GPF(7), KEY_RECORD, "Record", 0),
DECLARE_BUTTON(S3C2410_GPG(0), KEY_F11, "Calendar", 0),
DECLARE_BUTTON(S3C2410_GPG(2), KEY_F12, "Contacts", 0),
DECLARE_BUTTON(S3C2410_GPG(3), KEY_MAIL, "Mail", 0),
DECLARE_BUTTON(S3C2410_GPG(6), KEY_LEFT, "Left_arrow", 0),
DECLARE_BUTTON(S3C2410_GPG(7), KEY_HOMEPAGE, "Home", 0),
DECLARE_BUTTON(S3C2410_GPG(8), KEY_RIGHT, "Right_arrow", 0),
DECLARE_BUTTON(S3C2410_GPG(9), KEY_UP, "Up_arrow", 0),
DECLARE_BUTTON(S3C2410_GPG(10), KEY_DOWN, "Down_arrow", 0),
};
static struct gpio_keys_platform_data h1940_buttons_data = {
.buttons = h1940_buttons,
.nbuttons = ARRAY_SIZE(h1940_buttons),
};
static struct platform_device h1940_dev_buttons = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &h1940_buttons_data,
}
};
static struct platform_device *h1940_devices[] __initdata = {
&h1940_dev_buttons,
&s3c_device_ohci,
&s3c_device_lcd,
&s3c_device_wdt,
@ -379,6 +645,8 @@ static struct platform_device *h1940_devices[] __initdata = {
&h1940_lcd_powerdev,
&s3c_device_adc,
&s3c_device_ts,
&power_supply,
&h1940_battery,
};
static void __init h1940_map_io(void)
@ -461,6 +729,15 @@ static void __init h1940_init(void)
platform_add_devices(h1940_devices, ARRAY_SIZE(h1940_devices));
gpio_request(S3C2410_GPA(1), "Red LED blink");
gpio_request(S3C2410_GPA(3), "Blue LED blink");
gpio_request(S3C2410_GPA(7), "Green LED blink");
gpio_request(H1940_LATCH_LED_FLASH, "LED blink");
gpio_direction_output(S3C2410_GPA(1), 0);
gpio_direction_output(S3C2410_GPA(3), 0);
gpio_direction_output(S3C2410_GPA(7), 0);
gpio_direction_output(H1940_LATCH_LED_FLASH, 0);
i2c_register_board_info(0, h1940_i2c_devices,
ARRAY_SIZE(h1940_i2c_devices));
}

76
arch/arm/mach-s3c2440/mach-rx1950.c
View File

@ -263,27 +263,78 @@ void rx1950_disable_charger(void)
gpio_direction_output(S3C2410_GPJ(3), 0);
}
DEFINE_SPINLOCK(rx1950_blink_spin);
static int rx1950_led_blink_set(unsigned gpio, int state,
unsigned long *delay_on, unsigned long *delay_off)
{
int blink_gpio, check_gpio;
switch (gpio) {
case S3C2410_GPA(6):
blink_gpio = S3C2410_GPA(4);
check_gpio = S3C2410_GPA(3);
break;
case S3C2410_GPA(7):
blink_gpio = S3C2410_GPA(3);
check_gpio = S3C2410_GPA(4);
break;
default:
return -EINVAL;
break;
}
if (delay_on && delay_off && !*delay_on && !*delay_off)
*delay_on = *delay_off = 500;
spin_lock(&rx1950_blink_spin);
switch (state) {
case GPIO_LED_NO_BLINK_LOW:
case GPIO_LED_NO_BLINK_HIGH:
if (!gpio_get_value(check_gpio))
gpio_set_value(S3C2410_GPJ(6), 0);
gpio_set_value(blink_gpio, 0);
gpio_set_value(gpio, state);
break;
case GPIO_LED_BLINK:
gpio_set_value(gpio, 0);
gpio_set_value(S3C2410_GPJ(6), 1);
gpio_set_value(blink_gpio, 1);
break;
}
spin_unlock(&rx1950_blink_spin);
return 0;
}
static struct gpio_led rx1950_leds_desc[] = {
{
.name = "Green",
.default_trigger = "main-battery-charging-or-full",
.gpio = S3C2410_GPA(6),
},
{
.name = "Red",
.name = "Green",
.default_trigger = "main-battery-full",
.gpio = S3C2410_GPA(7),
.gpio = S3C2410_GPA(6),
.retain_state_suspended = 1,
},
{
.name = "Blue",
.name = "Red",
.default_trigger
= "main-battery-charging-blink-full-solid",
.gpio = S3C2410_GPA(7),
.retain_state_suspended = 1,
},
{
.name = "Blue",
.default_trigger = "rx1950-acx-mem",
.gpio = S3C2410_GPA(11),
.gpio = S3C2410_GPA(11),
.retain_state_suspended = 1,
},
};
static struct gpio_led_platform_data rx1950_leds_pdata = {
.num_leds = ARRAY_SIZE(rx1950_leds_desc),
.leds = rx1950_leds_desc,
.gpio_blink_set = rx1950_led_blink_set,
};
static struct platform_device rx1950_leds = {
@ -752,6 +803,13 @@ static void __init rx1950_init_machine(void)
WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
WARN_ON(gpio_request(S3C2410_GPA(3), "Red blink"));
WARN_ON(gpio_request(S3C2410_GPA(4), "Green blink"));
WARN_ON(gpio_request(S3C2410_GPJ(6), "LED blink"));
gpio_direction_output(S3C2410_GPA(3), 0);
gpio_direction_output(S3C2410_GPA(4), 0);
gpio_direction_output(S3C2410_GPJ(6), 0);
platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
i2c_register_board_info(0, rx1950_i2c_devices,