diff options
author | Devin Lu <devin.lu@quantatw.com> | 2019-11-11 11:05:54 +0800 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2019-11-12 07:00:32 +0000 |
commit | 6827cca9dca2305799682d8bb9574d45c26cc14e (patch) | |
tree | 7188a6c69a8bd0b8056ee23dda63e387368711a1 /board/jinlon/battery.c | |
parent | 6b465ccbaa6e453c00eb27a65f26397d8674912e (diff) | |
download | chrome-ec-6827cca9dca2305799682d8bb9574d45c26cc14e.tar.gz |
jinlon: Initial EC image
The starting point for the jinlon EC image
(Auto-Generated by create_initial_ec_image.sh version 1.0.0).
BUG=b:144150654
BRANCH=none
TEST=make BOARD=jinlon
Change-Id: Ifb50f2f8ed16dc0f808bfb065a9ecae47c64956d
Signed-off-by: Devin Lu <devin.lu@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1907669
Tested-by: Devin Lu <Devin.Lu@quantatw.com>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Commit-Queue: Devin Lu <Devin.Lu@quantatw.com>
Diffstat (limited to 'board/jinlon/battery.c')
-rw-r--r-- | board/jinlon/battery.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/board/jinlon/battery.c b/board/jinlon/battery.c new file mode 100644 index 0000000000..ee5db0f30c --- /dev/null +++ b/board/jinlon/battery.c @@ -0,0 +1,95 @@ +/* Copyright 2019 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + * + * Battery pack vendor provided charging profile + */ + +#include "battery_fuel_gauge.h" +#include "common.h" +#include "util.h" + +/* + * Battery info for all Dratini/Dragonair battery types. Note that the fields + * start_charging_min/max and charging_min/max are not used for the charger. + * The effective temperature limits are given by discharging_min/max_c. + * + * Fuel Gauge (FG) parameters which are used for determining if the battery + * is connected, the appropriate ship mode (battery cutoff) command, and the + * charge/discharge FETs status. + * + * Ship mode (battery cutoff) requires 2 writes to the appropriate smart battery + * register. For some batteries, the charge/discharge FET bits are set when + * charging/discharging is active, in other types, these bits set mean that + * charging/discharging is disabled. Therefore, in addition to the mask for + * these bits, a disconnect value must be specified. Note that for TI fuel + * gauge, the charge/discharge FET status is found in Operation Status (0x54), + * but a read of Manufacturer Access (0x00) will return the lower 16 bits of + * Operation status which contains the FET status bits. + * + * The assumption for battery types supported is that the charge/discharge FET + * status can be read with a sb_read() command and therefore, only the register + * address, mask, and disconnect value need to be provided. + */ +const struct board_batt_params board_battery_info[] = { + /* Simplo Coslight 996QA182H Battery Information */ + [BATTERY_SIMPLO_COS] = { + .fuel_gauge = { + .manuf_name = "333-1C-13-A", + .ship_mode = { + .reg_addr = 0x0, + .reg_data = { 0x0010, 0x0010 }, + }, + .fet = { + .mfgacc_support = 1, + .reg_addr = 0x0, + .reg_mask = 0x0006, + .disconnect_val = 0x0, + }, + }, + .batt_info = { + .voltage_max = 13200, /* mV */ + .voltage_normal = 11550, /* mV */ + .voltage_min = 9000, /* mV */ + .precharge_current = 256, /* mA */ + .start_charging_min_c = 0, + .start_charging_max_c = 45, + .charging_min_c = 0, + .charging_max_c = 45, + .discharging_min_c = -10, + .discharging_max_c = 60, + }, + }, + + /* LGC MPPHPPBC031C Battery Information */ + [BATTERY_LGC] = { + .fuel_gauge = { + .manuf_name = "333-42-0D-A", + .ship_mode = { + .reg_addr = 0x0, + .reg_data = { 0x0010, 0x0010 }, + }, + .fet = { + .mfgacc_support = 1, + .reg_addr = 0x0, + .reg_mask = 0x0006, + .disconnect_val = 0x0, + }, + }, + .batt_info = { + .voltage_max = 13200, /* mV */ + .voltage_normal = 11550, /* mV */ + .voltage_min = 9000, /* mV */ + .precharge_current = 256, /* mA */ + .start_charging_min_c = 0, + .start_charging_max_c = 45, + .charging_min_c = 0, + .charging_max_c = 45, + .discharging_min_c = -10, + .discharging_max_c = 60, + }, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT); + +const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_SIMPLO_COS; |