diff options
author | Yunlong Jia <yunlong.jia@ecs.corp-partner.google.com> | 2023-05-16 14:24:02 +0800 |
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committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-05-17 03:58:45 +0000 |
commit | b98a347e1b0711a565f94b65beb8a8850169e190 (patch) | |
tree | 2c206579a26b20266d0c2db45a079bd35ed8051e /zephyr/program/nissa/gothrax/src/charger.c | |
parent | 764c88f6b9a4f2363609a5f5bf0d4ce3dee7250d (diff) | |
download | chrome-ec-b98a347e1b0711a565f94b65beb8a8850169e190.tar.gz |
gothrax: Initial Zephyr EC image
Create the initial Zephyr EC image for the gothrax variant based
on the nereid reference board.
(Auto-Generated by create_zephyr_ec_image.sh version 1.0.0).
BUG=b:279614675
BRANCH=None
TEST=PASS
Change-Id: I7a977ed3448101a400a01ae06b452dc8577ebf49
Signed-off-by: Yunlong Jia <yunlong.jia@ecs.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4537641
Reviewed-by: Henry Sun <henrysun@google.com>
Commit-Queue: Henry Sun <henrysun@google.com>
Diffstat (limited to 'zephyr/program/nissa/gothrax/src/charger.c')
-rw-r--r-- | zephyr/program/nissa/gothrax/src/charger.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/zephyr/program/nissa/gothrax/src/charger.c b/zephyr/program/nissa/gothrax/src/charger.c new file mode 100644 index 0000000000..c8b09bd82c --- /dev/null +++ b/zephyr/program/nissa/gothrax/src/charger.c @@ -0,0 +1,55 @@ +/* Copyright 2022 The ChromiumOS Authors + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "battery.h" +#include "charger.h" +#include "console.h" +#include "driver/charger/sm5803.h" +#include "extpower.h" +#include "usb_pd.h" + +#include <zephyr/logging/log.h> + +LOG_MODULE_DECLARE(nissa, CONFIG_NISSA_LOG_LEVEL); + +int extpower_is_present(void) +{ + int port; + int rv; + bool acok; + + for (port = 0; port < board_get_usb_pd_port_count(); port++) { + rv = sm5803_is_acok(port, &acok); + if ((rv == EC_SUCCESS) && acok) + return 1; + } + + return 0; +} + +/* + * Nereid does not have a GPIO indicating whether extpower is present, + * so detect using the charger(s). + */ +__override void board_check_extpower(void) +{ + static int last_extpower_present; + int extpower_present = extpower_is_present(); + + if (last_extpower_present ^ extpower_present) + extpower_handle_update(extpower_present); + + last_extpower_present = extpower_present; +} + +__override void board_hibernate(void) +{ + /* Shut down the chargers */ + if (board_get_usb_pd_port_count() == 2) + sm5803_hibernate(CHARGER_SECONDARY); + sm5803_hibernate(CHARGER_PRIMARY); + LOG_INF("Charger(s) hibernated"); + cflush(); +} |