scottk/OpenCellular
1
0
Fork 0
mirror of https://github.com/Telecominfraproject/OpenCellular.git synced 2026-01-10 01:21:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Electro: modify battery cutoff command

Browse Source 
Follow Banon's setting

BUG=chrome-os-partner:59535
BRANCH=master
TEST=`make -j buildall`, shipping mode works well.

Change-Id: Idf4b253ddb86a82752fca0f872ddb9603dee256c
Signed-off-by: Ryan Zhang <Ryan.Zhang@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/411023
Commit-Ready: Ryan Zhang <ryan.zhang.quanta@gmail.com>
Tested-by: 志偉 黃 <David.Huang@quantatw.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
This commit is contained in:
Ryan Zhang
2016-11-09 17:11:07 +08:00
committed by chrome-bot
parent af848fcce3
commit 7618346aaa
1 changed files with 6 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
board/reef/battery.c
View File

@@ -15,9 +15,8 @@
#include "i2c.h"
#include "util.h"
/* Shutdown mode parameter to write to manufacturer access register */
#define PARAM_CUT_OFF_LOW 0x10
#define PARAM_CUT_OFF_HIGH 0x00
#define ELECTRO_SHIP_MODE_REG 0x3a
#define ELECTRO_SHIP_MODE_DAT 0xC574
/* Battery info for BQ40Z55 */
static const struct battery_info info = {
@@ -54,21 +53,13 @@ const struct battery_info *battery_get_info(void)
int board_cut_off_battery(void)
{
int rv;
uint8_t buf[3];
/* Ship mode command must be sent twice to take effect */
buf[0] = SB_MANUFACTURER_ACCESS & 0xff;
buf[1] = PARAM_CUT_OFF_LOW;
buf[2] = PARAM_CUT_OFF_HIGH;
rv = sb_write(ELECTRO_SHIP_MODE_REG, ELECTRO_SHIP_MODE_DAT);
if (rv != EC_SUCCESS)
return rv;
i2c_lock(I2C_PORT_BATTERY, 1);
rv = i2c_xfer(I2C_PORT_BATTERY, BATTERY_ADDR, buf, 3, NULL, 0,
I2C_XFER_SINGLE);
rv |= i2c_xfer(I2C_PORT_BATTERY, BATTERY_ADDR, buf, 3, NULL, 0,
I2C_XFER_SINGLE);
i2c_lock(I2C_PORT_BATTERY, 0);
return rv;
return sb_write(ELECTRO_SHIP_MODE_REG, ELECTRO_SHIP_MODE_DAT);
}
enum battery_disconnect_state battery_get_disconnect_state(void)