axp-pmu: adc refactor

Remove the battery power ADC since it's not used right now,
and seems to fluctuate too rapidly to be of much use.

Change-Id: If115e4e3ce14d4c18ce899f5a889f7f99ab66489

1 files changed, 13 insertions, 0 deletions

diff --git a/firmware/target/mips/ingenic_x1000/shanlingq1/power-shanlingq1.c b/firmware/target/mips/ingenic_x1000/shanlingq1/power-shanlingq1.c
index 75f8031dd9..59a2262f25 100644
--- a/firmware/target/mips/ingenic_x1000/shanlingq1/power-shanlingq1.c
+++ b/firmware/target/mips/ingenic_x1000/shanlingq1/power-shanlingq1.c
@@ -78,6 +78,19 @@ void power_init(void)
     cw2015_init();
 #endif
 
+    /* Set lowest sample rate */
+    axp_adc_set_rate(AXP_ADC_RATE_25HZ);
+
+    /* Enable required ADCs */
+    axp_adc_set_enabled(
+        (1 << ADC_BATTERY_VOLTAGE) |
+        (1 << ADC_CHARGE_CURRENT) |
+        (1 << ADC_DISCHARGE_CURRENT) |
+        (1 << ADC_VBUS_VOLTAGE) |
+        (1 << ADC_VBUS_CURRENT) |
+        (1 << ADC_INTERNAL_TEMP) |
+        (1 << ADC_APS_VOLTAGE));
+
     /* Change supply voltage from the default of 1250 mV to 1200 mV,
      * this matches the original firmware's settings. Didn't observe
      * any obviously bad behavior at 1250 mV, but better to be safe. */