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Basking: Fix cannot power on when resume from battery cutoff.

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BRANCH=reef
BUG=chrome-os-partner:61849
TEST=1. DC mode, enter battery cutoff.
     2. After system shutdown, wait 10sec.
     3. Plug in AC to check system power on.

Change-Id: I5f4cf023fa70cff42c2d1cc888b1d2ee39226af4
Signed-off-by: David Huang <David.Huang@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/427441
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
David.Huang
2017-01-12 17:18:36 +08:00
committed by chrome-bot
parent ea5d8066b6
commit dac33aadff
2 changed files with 27 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
board/reef/battery.c
View File

@@ -52,6 +52,7 @@ struct board_batt_params {
#define DEFAULT_BATTERY_TYPE BATTERY_SONY_CORP
#define SONY_DISCHARGE_DISABLE_FET_BIT (0x01 << 13)
#define C22N1626_DISCHARGE_ENABLE_FET_BIT (0x01 << 0)
/* keep track of previous charge profile info */
static const struct fast_charge_profile *prev_chg_profile_info;
@@ -176,7 +177,7 @@ const struct battery_info batt_info_sonycorp = {
.discharging_max_c = 75,
};
const struct battery_info batt_info_smp_c22n1626 = {
const struct battery_info batt_info_c22n1626 = {
.voltage_max = 8800, /* mV */
.voltage_normal = 7700,
@@ -216,6 +217,20 @@ static int batt_sony_corp_init(void)
!(batt_status & SONY_DISCHARGE_DISABLE_FET_BIT);
}
static int batt_c22n1626_init(void)
{
int batt_status;
/*
* SB_PACK_STATUS:
* [0] : Discharging Enabled
* : 0b - Not Allowed to Discharge
* : 1b - Allowed to Discharge
*/
return sb_read(SB_PACK_STATUS, &batt_status) ? 0 :
!!(batt_status & C22N1626_DISCHARGE_ENABLE_FET_BIT);
}
static const struct ship_mode_info ship_mode_info_smp_cos4870 = {
.ship_mode_reg = 0x00,
.ship_mode_data = 0x0010,
@@ -228,6 +243,12 @@ static const struct ship_mode_info ship_mode_info_sonycorp = {
.batt_init = batt_sony_corp_init,
};
static const struct ship_mode_info ship_mode_info_c22n1626= {
.ship_mode_reg = 0x00,
.ship_mode_data = 0x0010,
.batt_init = batt_c22n1626_init,
};
static const struct board_batt_params info[] = {
/* BQ40Z555 SONY CORP BATTERY battery specific configurations */
[BATTERY_SONY_CORP] = {
@@ -248,17 +269,17 @@ static const struct board_batt_params info[] = {
/* BQ40Z55 SMP C22N1626 BATTERY battery specific configurations */
[BATTERY_SMP_C22N1626] = {
.manuf_name = "AS1FNZD3KD",
.ship_mode_inf = &ship_mode_info_smp_cos4870,
.ship_mode_inf = &ship_mode_info_c22n1626,
.fast_chg_params = &fast_chg_params_smp_cos4870,
.batt_info = &batt_info_smp_c22n1626,
.batt_info = &batt_info_c22n1626,
},
/* BQ40Z55 CPT C22N1626 BATTERY battery specific configurations */
[BATTERY_CPT_C22N1626] = {
.manuf_name = "AS1FOAD3KD",
.ship_mode_inf = &ship_mode_info_smp_cos4870,
.ship_mode_inf = &ship_mode_info_c22n1626,
.fast_chg_params = &fast_chg_params_smp_cos4870,
.batt_info = &batt_info_smp_c22n1626,
.batt_info = &batt_info_c22n1626,
},
};
BUILD_ASSERT(ARRAY_SIZE(info) == BATTERY_TYPE_COUNT);

1
include/battery_smart.h
View File

@@ -57,6 +57,7 @@
#define SB_DEVICE_CHEMISTRY 0x22
#define SB_MANUFACTURER_DATA 0x23
/* Extension of smart battery spec, may not be supported on all platforms */
#define SB_PACK_STATUS 0x43
#define SB_ALT_MANUFACTURER_ACCESS 0x44
/* Battery mode */