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-rw-r--r--firmware/export/config/samsungyh820.h6
-rw-r--r--firmware/target/arm/pp/adc-pp5020.c2
-rw-r--r--firmware/target/arm/samsung/yh820/powermgmt-yh820.c18
3 files changed, 12 insertions, 14 deletions
diff --git a/firmware/export/config/samsungyh820.h b/firmware/export/config/samsungyh820.h
index 516b010e96..08bba1a910 100644
--- a/firmware/export/config/samsungyh820.h
+++ b/firmware/export/config/samsungyh820.h
@@ -125,9 +125,9 @@
#define AB_REPEAT_ENABLE
-#define BATTERY_CAPACITY_DEFAULT 1550 /* default battery capacity */
-#define BATTERY_CAPACITY_MIN 1500 /* min. capacity selectable */
-#define BATTERY_CAPACITY_MAX 3200 /* max. capacity selectable */
+#define BATTERY_CAPACITY_DEFAULT 650 /* default battery capacity */
+#define BATTERY_CAPACITY_MIN 500 /* min. capacity selectable */
+#define BATTERY_CAPACITY_MAX 800 /* max. capacity selectable */
#define BATTERY_CAPACITY_INC 50 /* capacity increment */
#define BATTERY_TYPES_COUNT 1 /* only one type */
diff --git a/firmware/target/arm/pp/adc-pp5020.c b/firmware/target/arm/pp/adc-pp5020.c
index 2d75a7e25f..ce50f4b5c2 100644
--- a/firmware/target/arm/pp/adc-pp5020.c
+++ b/firmware/target/arm/pp/adc-pp5020.c
@@ -63,7 +63,7 @@ unsigned short adc_scan(int channel)
adcdata[channel] = (adc_data_1<<2 | adc_data_2);
-#if !(defined(PHILIPS_HDD1630) || defined(PHILIPS_HDD6330))
+#if !(defined(PHILIPS_HDD1630) || defined(PHILIPS_HDD6330) || defined(SAMSUNG_YH820))
/* ADC values read low if PLL is enabled */
if(PLL_CONTROL & 0x80000000){
adcdata[channel] += 0x14;
diff --git a/firmware/target/arm/samsung/yh820/powermgmt-yh820.c b/firmware/target/arm/samsung/yh820/powermgmt-yh820.c
index 180194c704..8f0847bd20 100644
--- a/firmware/target/arm/samsung/yh820/powermgmt-yh820.c
+++ b/firmware/target/arm/samsung/yh820/powermgmt-yh820.c
@@ -24,36 +24,34 @@
#include "adc.h"
#include "powermgmt.h"
-/* TODO: Not yet calibrated */
-
const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
{
- 3695
+ 3400
};
const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
{
- 3627
+ 3199
};
/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+/* NOTE: readout clips at around 4000mV */
const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
{
- { 3695, 3714, 3772, 3791, 3811, 3850, 3908, 3985, 4024, 4111, 4198 }
+ { 3199, 3492, 3543, 3601, 3626, 3651, 3702, 3769, 3794, 3865, 3995 }
};
/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+/* NOTE: these values may be rather inaccurate. Readout clips at around 4000mV */
const unsigned short percent_to_volt_charge[11] =
{
- 3850, 3888, 3927, 3966, 4024, 4063, 4111, 4150, 4198, 4237, 4286
+ 3750, 3860, 3880, 3900, 3930, 3994, 4080, 4135, 4200, 4200, 4200
};
-#define BATTERY_SCALE_FACTOR 4650
-/* full-scale ADC readout (2^10) in millivolt */
+#define BATTERY_SCALE_FACTOR 5000
/* Returns battery voltage from ADC [millivolts] */
int _battery_voltage(void)
{
- /* return (adc_read(ADC_UNREG_POWER) * BATTERY_SCALE_FACTOR) >> 10; */
- return 4100;
+ return ((adc_read(ADC_UNREG_POWER) * BATTERY_SCALE_FACTOR) >> 10) - 1000;
}