diff options
Diffstat (limited to 'arch/arm/plat-s3c24xx/neo1973_pm_gps.c')
| -rw-r--r-- | arch/arm/plat-s3c24xx/neo1973_pm_gps.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/arch/arm/plat-s3c24xx/neo1973_pm_gps.c b/arch/arm/plat-s3c24xx/neo1973_pm_gps.c index e8cfb96e4c9..b12f7bca9dd 100644 --- a/arch/arm/plat-s3c24xx/neo1973_pm_gps.c +++ b/arch/arm/plat-s3c24xx/neo1973_pm_gps.c @@ -30,6 +30,12 @@ #include <linux/pcf50633.h> #endif +struct neo1973_pm_gps_data { + int power_was_on; +}; + +static struct neo1973_pm_gps_data neo1973_gps; + /* This is the 2.8V supply for the RTC crystal, the mail clock crystal and * the input to VDD_RF */ static void gps_power_2v8_set(int on) @@ -266,8 +272,8 @@ static void gps_pwron_set(int on) if (on) pcf50633_voltage_set(pcf50633_global, PCF50633_REGULATOR_LDO5, 3000); - pcf50633_onoff_set(pcf50633_global, - PCF50633_REGULATOR_LDO5, on); + pcf50633_onoff_set(pcf50633_global, + PCF50633_REGULATOR_LDO5, on); } #endif /* CONFIG_MACH_NEO1973_GTA02 */ } @@ -476,6 +482,9 @@ static DEVICE_ATTR(power_sequence, 0644, power_sequence_read, static int gta01_pm_gps_suspend(struct platform_device *pdev, pm_message_t state) { + + neo1973_gps.power_was_on = gps_pwron_get(); + #ifdef CONFIG_MACH_NEO1973_GTA01 if (machine_is_neo1973_gta01()) { /* FIXME */ @@ -491,9 +500,7 @@ static int gta01_pm_gps_suspend(struct platform_device *pdev, /* don't let RX from unpowered GPS float */ s3c2410_gpio_pullup(S3C2410_GPH5, 1); - /* FIXME */ - pcf50633_onoff_set(pcf50633_global, - PCF50633_REGULATOR_LDO5, 0); + gps_pwron_set(0); } #endif /* CONFIG_MACH_NEO1973_GTA02 */ @@ -519,9 +526,8 @@ static int gta01_pm_gps_resume(struct platform_device *pdev) /* remove pulldown now it won't be floating any more */ s3c2410_gpio_pullup(S3C2410_GPH5, 0); - /* FIXME */ - pcf50633_onoff_set(pcf50633_global, - PCF50633_REGULATOR_LDO5, 1); + if (neo1973_gps.power_was_on) + gps_pwron_set(1); #endif /* CONFIG_MACH_NEO1973_GTA02 */ } return 0; |