From 67dfa4fbd75fa25bbc6b3ffcdf77179d2a2347ca Mon Sep 17 00:00:00 2001 From: Henry Hsu Date: Fri, 25 Apr 2014 10:21:10 +0800 Subject: Glimmer: Support write first use day function Only support write function. BUG=chrome-os-partner:25145 BRANCH=glimmer TEST=clean correspondence register to 0, run "ectool batteryparam set 0 0x1234", and check the register. The register change to 0x1234. Command "ectool batteryparam set 0 0x1234" return 2 because we have no get function. Change-Id: I2d8c66fc41ddb45c45ff993eaed1e067689b1268 Signed-off-by: Henry Hsu Reviewed-on: https://chromium-review.googlesource.com/196973 Reviewed-by: Dave Parker --- board/glimmer/battery.c | 40 ++++++++++++++++++++++++++++++++++++++++ board/glimmer/board.h | 1 + 2 files changed, 41 insertions(+) diff --git a/board/glimmer/battery.c b/board/glimmer/battery.c index 1c5562af8f..009a047237 100644 --- a/board/glimmer/battery.c +++ b/board/glimmer/battery.c @@ -25,6 +25,9 @@ #define SB_FETON_DATA2 0x4000 #define BATTERY_FETOFF 0x0100 +/* First use day base */ +#define BATT_FUD_BASE 0x38 + static const struct battery_info info = { .voltage_max = 8400, /* mV */ .voltage_normal = 7400, @@ -113,3 +116,40 @@ static void charger_init(void) } } DECLARE_HOOK(HOOK_CHARGE_STATE_CHANGE, charger_init, HOOK_PRIO_DEFAULT); + +int battery_get_vendor_param(uint32_t param, uint32_t *value) +{ + return EC_ERROR_UNIMPLEMENTED; +} + +/* parameter 0 for first use day */ +int battery_set_vendor_param(uint32_t param, uint32_t value) +{ + if (param == 0) { + int rv, ymd; + rv = sb_read(BATT_FUD_BASE, &ymd); + if (rv != EC_SUCCESS) + return EC_ERROR_UNKNOWN; + if (ymd == 0) + return sb_write(BATT_FUD_BASE, value) ? + EC_ERROR_UNKNOWN : EC_SUCCESS; + + rv = sb_read(BATT_FUD_BASE | 0x03, &ymd); + if (rv != EC_SUCCESS) + return EC_ERROR_UNKNOWN; + if (ymd == 0) + return sb_write(BATT_FUD_BASE | 0x03, value) ? + EC_ERROR_UNKNOWN : EC_SUCCESS; + + rv = sb_read(BATT_FUD_BASE | 0x07, &ymd); + if (rv != EC_SUCCESS) + return EC_ERROR_UNKNOWN; + if (ymd == 0) + return sb_write(BATT_FUD_BASE | 0x07, value) ? + EC_ERROR_UNKNOWN : EC_SUCCESS; + + return EC_ERROR_UNKNOWN; + } else { + return EC_ERROR_UNIMPLEMENTED; + } +} diff --git a/board/glimmer/board.h b/board/glimmer/board.h index 717eabebd1..ac8095d49c 100644 --- a/board/glimmer/board.h +++ b/board/glimmer/board.h @@ -14,6 +14,7 @@ #define CONFIG_BACKLIGHT_LID #define CONFIG_BATTERY_PRESENT_GPIO GPIO_BAT_PRESENT_L #define CONFIG_BATTERY_SMART +#define CONFIG_BATTERY_VENDOR_PARAM #define CONFIG_BOARD_VERSION #define CONFIG_BUTTON_COUNT 2 #define CONFIG_CHARGER -- cgit v1.2.1