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author | Firas Sammoura <fsammoura@google.com> | 2022-06-17 16:41:11 +0000 |
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committer | Firas Sammoura <fsammoura@google.com> | 2022-06-17 16:41:11 +0000 |
commit | 6c1587ca70f558b4f96b3f0b18ad8b027d3ba99d (patch) | |
tree | 9a15b4a98d7987870a1805a33883d0cf9123fc05 /board/shotzo/led.c | |
parent | 63a8a1366e390b757c37e167927102be0fc4fb63 (diff) | |
parent | a46d3f3feaac0d69012f61b66f652bff991d05a7 (diff) | |
download | chrome-ec-6c1587ca70f558b4f96b3f0b18ad8b027d3ba99d.tar.gz |
Merge remote-tracking branch cros/main into firmware-fpmcu-dartmonkey-release
Generated by: ./util/update_release_branch.py --board dartmonkey --relevant_paths_file ./util/fingerprint-relevant-paths.txt firmware-fpmcu-dartmonkey-release
Relevant changes:
git log --oneline 63a8a1366e..a46d3f3fea -- board/nocturne_fp
board/dartmonkey common/fpsensor docs/fingerprint driver/fingerprint
util/getversion.sh
981fb88cf8 docs/fingerprint: Resolve contradictory FPMCU factory flashing instructions
60032a8828 docs/fingerprint: Clean up formatting in fingerprint-factory-quick-guide.md
f49eb6f894 docs/fingerprint: Run mdformat
64aa5fc7bb docs/fingerprint: Add links to info on fuzz testing
8bd99cc434 fpsensor: Use correct return type
2b2d7a991d fpsensor: Use correct return type
BRANCH=None
BUG=b:234772776 b:234181908
TEST=`make -j buildall`
Cq-Include-Trybots: chromeos/cq:cq-orchestrator
Signed-off-by: Firas Sammoura <fsammoura@google.com>
Change-Id: I1714a77d292aad81bdc71982c88b2b067cfdada7
Diffstat (limited to 'board/shotzo/led.c')
-rw-r--r-- | board/shotzo/led.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/board/shotzo/led.c b/board/shotzo/led.c new file mode 100644 index 0000000000..761b4b4047 --- /dev/null +++ b/board/shotzo/led.c @@ -0,0 +1,204 @@ +/* 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. + */ + +/* Shotzo specific LED settings. */ + +#include "cbi_fw_config.h" +#include "charge_state.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "led_common.h" + +#define BAT_LED_ON 0 +#define BAT_LED_OFF 1 + +#define POWER_LED_ON 0 +#define POWER_LED_OFF 1 + +const enum ec_led_id supported_led_ids[] = { + EC_LED_ID_BATTERY_LED, + EC_LED_ID_POWER_LED +}; + +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +enum led_color { + LED_OFF = 0, + LED_AMBER, + LED_WHITE, + LED_COLOR_COUNT /* Number of colors, not a color itself */ +}; + +static int led_set_color_battery(enum led_color color) +{ + switch (color) { + case LED_OFF: + gpio_set_level(GPIO_BAT_LED_WHITE_L, BAT_LED_OFF); + gpio_set_level(GPIO_BAT_LED_AMBER_L, BAT_LED_OFF); + break; + case LED_WHITE: + gpio_set_level(GPIO_BAT_LED_WHITE_L, BAT_LED_ON); + gpio_set_level(GPIO_BAT_LED_AMBER_L, BAT_LED_OFF); + break; + case LED_AMBER: + gpio_set_level(GPIO_BAT_LED_WHITE_L, BAT_LED_OFF); + gpio_set_level(GPIO_BAT_LED_AMBER_L, BAT_LED_ON); + break; + default: + return EC_ERROR_UNKNOWN; + } + return EC_SUCCESS; +} + +static int led_set_color_power(enum led_color color) +{ + switch (color) { + case LED_OFF: + gpio_set_level(GPIO_PWR_LED_WHITE_L, POWER_LED_OFF); + break; + case LED_WHITE: + gpio_set_level(GPIO_PWR_LED_WHITE_L, POWER_LED_ON); + break; + default: + return EC_ERROR_UNKNOWN; + } + return EC_SUCCESS; +} + +void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) +{ + switch (led_id) { + case EC_LED_ID_BATTERY_LED: + brightness_range[EC_LED_COLOR_WHITE] = 1; + brightness_range[EC_LED_COLOR_AMBER] = 1; + break; + case EC_LED_ID_POWER_LED: + brightness_range[EC_LED_COLOR_WHITE] = 1; + break; + default: + break; + } +} + +static int led_set_color(enum ec_led_id led_id, enum led_color color) +{ + int rv; + + switch (led_id) { + case EC_LED_ID_BATTERY_LED: + rv = led_set_color_battery(color); + break; + case EC_LED_ID_POWER_LED: + rv = led_set_color_power(color); + break; + default: + return EC_ERROR_UNKNOWN; + } + return rv; +} + +int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) +{ + if (brightness[EC_LED_COLOR_WHITE] != 0) + led_set_color(led_id, LED_WHITE); + else if (brightness[EC_LED_COLOR_AMBER] != 0) + led_set_color(led_id, LED_AMBER); + else + led_set_color(led_id, LED_OFF); + + return EC_SUCCESS; +} + +static void led_set_battery(void) +{ + static int battery_ticks; + static int power_ticks; + uint32_t chflags = charge_get_flags(); + + battery_ticks++; + + /* + * Override battery LED for Drawlet/Drawman, Drawlet/Drawman + * don't have power LED, blinking battery white LED to indicate + * system suspend without charging. + */ + if (get_cbi_fw_config_tablet_mode() == TABLET_MODE_ABSENT) { + if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND) && + charge_get_state() != PWR_STATE_CHARGE) { + led_set_color_battery(power_ticks++ & 0x2 ? + LED_WHITE : LED_OFF); + return; + } + } + + power_ticks = 0; + + switch (charge_get_state()) { + case PWR_STATE_CHARGE: + led_set_color_battery(LED_AMBER); + break; + case PWR_STATE_DISCHARGE_FULL: + if (extpower_is_present()) { + led_set_color_battery(LED_WHITE); + break; + } + /* Intentional fall-through */ + case PWR_STATE_DISCHARGE: + /* + * Blink white light (1 sec on, 1 sec off) + * when battery capacity is less than 10% + */ + if (charge_get_percent() < 10) + led_set_color_battery( + (battery_ticks & 0x2) ? LED_WHITE : LED_OFF); + else + led_set_color_battery(LED_OFF); + break; + case PWR_STATE_ERROR: + led_set_color_battery( + (battery_ticks % 0x2) ? LED_WHITE : LED_OFF); + break; + case PWR_STATE_CHARGE_NEAR_FULL: + led_set_color_battery(LED_WHITE); + break; + case PWR_STATE_IDLE: /* External power connected in IDLE */ + if (chflags & CHARGE_FLAG_FORCE_IDLE) + led_set_color_battery( + (battery_ticks & 0x2) ? LED_AMBER : LED_OFF); + else + led_set_color_battery(LED_WHITE); + break; + default: + /* Other states don't alter LED behavior */ + break; + } +} + +static void led_set_power(void) +{ + static int power_tick; + + power_tick++; + + if (chipset_in_state(CHIPSET_STATE_ON)) + led_set_color_power(LED_WHITE); + else if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND)) + led_set_color_power( + (power_tick & 0x2) ? LED_WHITE : LED_OFF); + else + led_set_color_power(LED_OFF); +} + +/* Called by hook task every TICK */ +static void led_tick(void) +{ + if (led_auto_control_is_enabled(EC_LED_ID_POWER_LED)) + led_set_power(); + + if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED)) + led_set_battery(); +} +DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT); |