diff options
Diffstat (limited to 'zephyr/projects/nissa/yaviks/src/led.c')
| -rw-r--r-- | zephyr/projects/nissa/yaviks/src/led.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/zephyr/projects/nissa/yaviks/src/led.c b/zephyr/projects/nissa/yaviks/src/led.c deleted file mode 100644 index 88a476f1b0..0000000000 --- a/zephyr/projects/nissa/yaviks/src/led.c +++ /dev/null @@ -1,231 +0,0 @@ -/* 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 <stdint.h> - -#include "battery.h" -#include "charge_manager.h" -#include "charge_state.h" -#include "chipset.h" -#include "ec_commands.h" -#include "gpio.h" -#include "host_command.h" -#include "led_common.h" -#include "hooks.h" - -#define BAT_LED_ON 0 -#define BAT_LED_OFF 1 - -#define BATT_LOW_BCT 10 - -#define LED_TICKS_PER_CYCLE 4 -#define LED_TICKS_PER_CYCLE_S3 4 -#define LED_ON_TICKS 2 -#define POWER_LED_ON_S3_TICKS 2 - -const enum ec_led_id supported_led_ids[] = { EC_LED_ID_LEFT_LED, - EC_LED_ID_RIGHT_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 */ -}; - -enum led_port { LEFT_PORT = 0, RIGHT_PORT }; - -static void led_set_color_battery(int port, enum led_color color) -{ - const struct gpio_dt_spec *amber_led, *white_led; - - if (port == LEFT_PORT) { - amber_led = GPIO_DT_FROM_NODELABEL(gpio_c0_charger_led_amber_l); - white_led = GPIO_DT_FROM_NODELABEL(gpio_c0_charger_led_white_l); - } else if (port == RIGHT_PORT) { - amber_led = GPIO_DT_FROM_NODELABEL(gpio_c1_charger_led_amber_l); - white_led = GPIO_DT_FROM_NODELABEL(gpio_c1_charger_led_white_l); - } - - switch (color) { - case LED_WHITE: - gpio_pin_set_dt(white_led, BAT_LED_ON); - gpio_pin_set_dt(amber_led, BAT_LED_OFF); - break; - case LED_AMBER: - gpio_pin_set_dt(white_led, BAT_LED_OFF); - gpio_pin_set_dt(amber_led, BAT_LED_ON); - break; - case LED_OFF: - gpio_pin_set_dt(white_led, BAT_LED_OFF); - gpio_pin_set_dt(amber_led, BAT_LED_OFF); - break; - default: - break; - } -} - -void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) -{ - switch (led_id) { - case EC_LED_ID_LEFT_LED: - brightness_range[EC_LED_COLOR_WHITE] = 1; - brightness_range[EC_LED_COLOR_AMBER] = 1; - break; - case EC_LED_ID_RIGHT_LED: - brightness_range[EC_LED_COLOR_WHITE] = 1; - brightness_range[EC_LED_COLOR_AMBER] = 1; - break; - default: - break; - } -} - -int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) -{ - switch (led_id) { - case EC_LED_ID_LEFT_LED: - if (brightness[EC_LED_COLOR_WHITE] != 0) - led_set_color_battery(LEFT_PORT, LED_WHITE); - else if (brightness[EC_LED_COLOR_AMBER] != 0) - led_set_color_battery(LEFT_PORT, LED_AMBER); - else - led_set_color_battery(LEFT_PORT, LED_OFF); - break; - case EC_LED_ID_RIGHT_LED: - if (brightness[EC_LED_COLOR_WHITE] != 0) - led_set_color_battery(RIGHT_PORT, LED_WHITE); - else if (brightness[EC_LED_COLOR_AMBER] != 0) - led_set_color_battery(RIGHT_PORT, LED_AMBER); - else - led_set_color_battery(RIGHT_PORT, LED_OFF); - break; - default: - return EC_ERROR_PARAM1; - } - - return EC_SUCCESS; -} - -/* - * Set active charge port color to the parameter, turn off all others. - * If no port is active (-1), turn off all LEDs. - */ -static void set_active_port_color(enum led_color color) -{ - int port = charge_manager_get_active_charge_port(); - - if (led_auto_control_is_enabled(EC_LED_ID_RIGHT_LED)) - led_set_color_battery(RIGHT_PORT, - (port == RIGHT_PORT) ? color : LED_OFF); - if (led_auto_control_is_enabled(EC_LED_ID_LEFT_LED)) - led_set_color_battery(LEFT_PORT, - (port == LEFT_PORT) ? color : LED_OFF); -} - -static void led_set_battery(void) -{ - static unsigned int battery_ticks; - static int suspend_ticks; - - battery_ticks++; - - /* - * Override battery LEDs for Yaviks, Yaviks is non-power LED - * design, blinking both two side battery white LEDs to indicate - * system suspend with non-charging state. - */ - if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND) && - charge_get_state() != PWR_STATE_CHARGE) { - suspend_ticks++; - - led_set_color_battery(RIGHT_PORT, - suspend_ticks % LED_TICKS_PER_CYCLE_S3 < - POWER_LED_ON_S3_TICKS ? - LED_WHITE : - LED_OFF); - led_set_color_battery(LEFT_PORT, - suspend_ticks % LED_TICKS_PER_CYCLE_S3 < - POWER_LED_ON_S3_TICKS ? - LED_WHITE : - LED_OFF); - return; - } - - suspend_ticks = 0; - - switch (charge_get_state()) { - case PWR_STATE_CHARGE: - /* Always indicate when charging, even in suspend. */ - set_active_port_color(LED_AMBER); - break; - case PWR_STATE_DISCHARGE: - /* - * Blinking amber LEDs slowly if battery is lower 10 - * percentage. - */ - if (led_auto_control_is_enabled(EC_LED_ID_RIGHT_LED)) { - if (charge_get_percent() < BATT_LOW_BCT) - led_set_color_battery( - RIGHT_PORT, - (battery_ticks % LED_TICKS_PER_CYCLE < - LED_ON_TICKS) ? - LED_AMBER : - LED_OFF); - else - led_set_color_battery(RIGHT_PORT, LED_OFF); - } - - if (led_auto_control_is_enabled(EC_LED_ID_LEFT_LED)) { - if (charge_get_percent() < BATT_LOW_BCT) - led_set_color_battery( - LEFT_PORT, - (battery_ticks % LED_TICKS_PER_CYCLE < - LED_ON_TICKS) ? - LED_AMBER : - LED_OFF); - else - led_set_color_battery(LEFT_PORT, LED_OFF); - } - break; - case PWR_STATE_ERROR: - if (led_auto_control_is_enabled(EC_LED_ID_RIGHT_LED)) { - led_set_color_battery( - RIGHT_PORT, - (battery_ticks & 0x1) ? LED_AMBER : LED_OFF); - } - - if (led_auto_control_is_enabled(EC_LED_ID_LEFT_LED)) { - led_set_color_battery(LEFT_PORT, (battery_ticks & 0x1) ? - LED_AMBER : - LED_OFF); - } - break; - case PWR_STATE_CHARGE_NEAR_FULL: - set_active_port_color(LED_WHITE); - break; - case PWR_STATE_IDLE: /* External power connected in IDLE */ - set_active_port_color(LED_WHITE); - break; - case PWR_STATE_FORCED_IDLE: - set_active_port_color( - (battery_ticks % LED_TICKS_PER_CYCLE < LED_ON_TICKS) ? - LED_AMBER : - LED_OFF); - break; - default: - /* Other states don't alter LED behavior */ - break; - } -} - -/* Called by hook task every TICK(IT83xx 500ms) */ -static void led_tick(void) -{ - led_set_battery(); -} -DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT); |