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rk312x adc battery: save capacity increment from uboot

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zyk
2014-11-21 11:52:34 +08:00
parent 1865ddaf3c
commit e5c10971fa
1 changed files with 16 additions and 1 deletions
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17
drivers/power/rk30_factory_adc_battery.c
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@@ -104,6 +104,7 @@ int gDoubleVoltageCnt = 6800;
unsigned long gSecondsCnt = 0;
char gDischargeFlag[4] = {"on "};
static int g_old_cap = -1;
static int g_uboot_incre = 0;
#if 1
#define BATT_MAX_VOL_VALUE 4250/*Full charge volatge*/
@@ -343,6 +344,17 @@ static ssize_t rkbatt_restore_flag_attrs(struct device *dev,
return size;
}
static int __init adc_bootloader_setup(char *str)
{
if(str) {
printk("adc.incre is %s\n", str);
sscanf(str, "%d", &g_uboot_incre);
}
return 0;
}
early_param("adc.incre", adc_bootloader_setup);
static ssize_t rkbatt_show_oldcap_attrs(struct device *dev, struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", g_old_cap);
@@ -1377,13 +1389,16 @@ static void rk30_adc_battery_poweron_capacity_check(struct rk30_adc_battery_data
new_capacity = bat ->bat_capacity;
while( cnt -- ){
g_old_cap = g_old_cap + g_uboot_incre;
if(g_old_cap > 100)
g_old_cap = 100;
old_capacity = g_old_cap; // rk30_adc_battery_load_capacity();
if( old_capacity != -1 ){
break ;
}
msleep(100);
}
printk("func:%s; line:%d; old_capacity = %d; new_capacity = %d\n", __func__, __LINE__, old_capacity, new_capacity);
printk("func:%s; line:%d; old_capacity = %d; new_capacity = %d; g_uboot_incre = %d\n", __func__, __LINE__, old_capacity, new_capacity,g_uboot_incre);
if ((old_capacity < 0) || (old_capacity > 100)){
old_capacity = new_capacity;