shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-11 13:27:06 +09:00
Code Issues Packages Projects Releases Wiki Activity

rk2928-phonepad: update power charger support

Browse Source 
[reference files]
   arch/arm/configs/rk2928_phonepad_defconfig
   arch/arm/mach-rk2928/board-rk2928-phonepad.c
This commit is contained in:
linjh
2012-10-24 18:48:50 +08:00
parent fd4a096f0f
commit 596def0b69
2 changed files with 40 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/configs/rk2928_phonepad_defconfig
View File

@@ -274,6 +274,7 @@ CONFIG_POWER_SUPPLY=y
CONFIG_BATTERY_RK30_ADC_FAC=y
CONFIG_BATTERY_RK30_AC_CHARGE=y
CONFIG_BATTERY_RK30_VOL3V8=y
CONFIG_POWER_ON_CHARGER_DISPLAY=y
# CONFIG_HWMON is not set
CONFIG_MFD_TPS65910=y
CONFIG_MFD_TPS65090=y

40
arch/arm/mach-rk2928/board-rk2928-phonepad.c
View File

@@ -448,13 +448,51 @@ static struct sensor_platform_data ps_ap321xx_info = {
#endif
#if defined(CONFIG_BATTERY_RK30_ADC)||defined(CONFIG_BATTERY_RK30_ADC_FAC)
#define CHARGE_OK_PIN RK2928_PIN1_PA0
#define DC_DET_PIN RK2928_PIN1_PA5
int rk30_battery_adc_io_init(void){
int ret = 0;
//dc charge detect pin
ret = gpio_request(DC_DET_PIN, NULL);
if (ret) {
printk("failed to request dc_det gpio\n");
return ret ;
}
gpio_pull_updown(DC_DET_PIN, 0);//important
ret = gpio_direction_input(DC_DET_PIN);
if (ret) {
printk("failed to set gpio dc_det input\n");
return ret ;
}
//charge ok pin
ret = gpio_request(CHARGE_OK_PIN, NULL);
if (ret) {
printk("failed to request charge_ok gpio\n");
return ret ;
}
gpio_pull_updown(CHARGE_OK_PIN, 1);//important
ret = gpio_direction_input(CHARGE_OK_PIN);
if (ret) {
printk("failed to set gpio charge_ok input\n");
return ret ;
}
return 0;
}
static struct rk30_adc_battery_platform_data rk30_adc_battery_platdata = {
.dc_det_pin = RK2928_PIN1_PA5,
.batt_low_pin = INVALID_GPIO,
.charge_set_pin = INVALID_GPIO,
.charge_ok_pin = RK2928_PIN1_PA0,
.dc_det_level = GPIO_HIGH, //
.dc_det_level = GPIO_LOW, //
.charge_ok_level = GPIO_HIGH,
.io_init = rk30_battery_adc_io_init,
};
static struct platform_device rk30_device_adc_battery = {