diff options
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/leds/leds-neo1973-vibrator.c | 24 |
2 files changed, 23 insertions, 2 deletions
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 4435859beca..6dad9d030e1 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -168,6 +168,7 @@ config LEDS_DA903X config LEDS_NEO1973_VIBRATOR tristate "Vibrator Support for the FIC Neo1973 GSM phone" depends on LEDS_CLASS && MACH_NEO1973 + select S3C2440_C_FIQ help This option enables support for the vibrator on the FIC Neo1973. diff --git a/drivers/leds/leds-neo1973-vibrator.c b/drivers/leds/leds-neo1973-vibrator.c index c943a6a6988..36ed216a504 100644 --- a/drivers/leds/leds-neo1973-vibrator.c +++ b/drivers/leds/leds-neo1973-vibrator.c @@ -23,6 +23,8 @@ #include <asm/arch/gta01.h> #include <asm/plat-s3c/regs-timer.h> +#include <asm/arch-s3c2410/fiq_ipc_gta02.h> + #define COUNTER 64 struct neo1973_vib_priv { @@ -39,6 +41,11 @@ static void neo1973_vib_vib_set(struct led_classdev *led_cdev, struct neo1973_vib_priv *vp = container_of(led_cdev, struct neo1973_vib_priv, cdev); + if (machine_is_neo1973_gta02()) { /* use FIQ to control GPIO */ + fiq_ipc.vib_pwm = value; /* set it for FIQ */ + fiq_kick(); /* start up FIQs if not already going */ + return; + } /* * value == 255 -> 99% duty cycle (full power) * value == 128 -> 50% duty cycle (medium power) @@ -46,7 +53,7 @@ static void neo1973_vib_vib_set(struct led_classdev *led_cdev, */ mutex_lock(&vp->mutex); if (vp->has_pwm) - s3c2410_pwm_duty_cycle(value/4, &vp->pwm); + s3c2410_pwm_duty_cycle(value / 4, &vp->pwm); else { if (value) s3c2410_gpio_setpin(vp->gpio, 1); @@ -123,6 +130,15 @@ static int __init neo1973_vib_probe(struct platform_device *pdev) neo1973_vib_led.gpio = r->start; platform_set_drvdata(pdev, &neo1973_vib_led); + if (machine_is_neo1973_gta02()) { /* use FIQ to control GPIO */ + s3c2410_gpio_setpin(neo1973_vib_led.gpio, 0); /* off */ + s3c2410_gpio_cfgpin(neo1973_vib_led.gpio, S3C2410_GPIO_OUTPUT); + /* safe, kmalloc'd copy needed for FIQ ISR */ + fiq_ipc.vib_gpio_pin = neo1973_vib_led.gpio; + fiq_ipc.vib_pwm = 0; /* off */ + goto configured; + } + /* TOUT3 */ if (neo1973_vib_led.gpio == S3C2410_GPB3) { rc = neo1973_vib_init_hw(&neo1973_vib_led); @@ -133,7 +149,7 @@ static int __init neo1973_vib_probe(struct platform_device *pdev) s3c2410_gpio_cfgpin(neo1973_vib_led.gpio, S3C2410_GPB3_TOUT3); neo1973_vib_led.has_pwm = 1; } - +configured: mutex_init(&neo1973_vib_led.mutex); return led_classdev_register(&pdev->dev, &neo1973_vib_led.cdev); @@ -141,6 +157,10 @@ static int __init neo1973_vib_probe(struct platform_device *pdev) static int neo1973_vib_remove(struct platform_device *pdev) { + if (machine_is_neo1973_gta02()) /* use FIQ to control GPIO */ + fiq_ipc.vib_pwm = 0; /* off */ + /* would only need kick if already off so no kick needed */ + if (neo1973_vib_led.has_pwm) s3c2410_pwm_disable(&neo1973_vib_led.pwm); |