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authorJack Rosenthal <jrosenth@chromium.org>2021-11-04 12:11:58 -0600
committerCommit Bot <commit-bot@chromium.org>2021-11-05 04:22:34 +0000
commit252457d4b21f46889eebad61d4c0a65331919cec (patch)
tree01856c4d31d710b20e85a74c8d7b5836e35c3b98 /board/corori/led.c
parent08f5a1e6fc2c9467230444ac9b582dcf4d9f0068 (diff)
downloadchrome-ec-stabilize-14526.57.B-ish.tar.gz
In the interest of making long-term branch maintenance incur as little technical debt on us as possible, we should not maintain any files on the branch we are not actually using. This has the added effect of making it extremely clear when merging CLs from the main branch when changes have the possibility to affect us. The follow-on CL adds a convenience script to actually pull updates from the main branch and generate a CL for the update. BUG=b:204206272 BRANCH=ish TEST=make BOARD=arcada_ish && make BOARD=drallion_ish Signed-off-by: Jack Rosenthal <jrosenth@chromium.org> Change-Id: I17e4694c38219b5a0823e0a3e55a28d1348f4b18 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3262038 Reviewed-by: Jett Rink <jettrink@chromium.org> Reviewed-by: Tom Hughes <tomhughes@chromium.org>
Diffstat (limited to 'board/corori/led.c')
-rw-r--r--board/corori/led.c225
1 files changed, 0 insertions, 225 deletions
diff --git a/board/corori/led.c b/board/corori/led.c
deleted file mode 100644
index 96a43caa76..0000000000
--- a/board/corori/led.c
+++ /dev/null
@@ -1,225 +0,0 @@
-/* Copyright 2021 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.
- *
- * Power and battery LED control for lalala
- */
-
-#include "battery.h"
-#include "charge_state.h"
-#include "chipset.h"
-#include "ec_commands.h"
-#include "extpower.h"
-#include "gpio.h"
-#include "hooks.h"
-#include "host_command.h"
-#include "led_common.h"
-#include "system.h"
-#include "util.h"
-
-#define LED_ON_LVL 0
-#define LED_OFF_LVL 1
-#define LED_INDEFINITE UINT8_MAX
-#define LED_ONE_SEC (1000 / HOOK_TICK_INTERVAL_MS)
-#define LED_OFF EC_LED_COLOR_COUNT
-
-struct led_descriptor {
- enum ec_led_colors color;
- uint8_t time;
-};
-
-enum led_phase {
- LED_PHASE_0,
- LED_PHASE_1,
- LED_NUM_PHASES
-};
-
-enum led_states {
- STATE_CHARGING,
- STATE_CHARGING_FULL_CHARGE,
- STATE_DISCHARGE_S0,
- STATE_DISCHARGE_S0_BAT_LOW,
- STATE_BATTERY_S0_ERROR,
- STATE_BATTERY_S3_BLINK,
- STATE_BATTERY_S5_OFF,
- STATE_FACTORY_TEST,
- LED_NUM_STATES
-};
-
-static const struct led_descriptor
- led_bat_state_table[LED_NUM_STATES][LED_NUM_PHASES] = {
- [STATE_CHARGING] = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} },
- [STATE_CHARGING_FULL_CHARGE] = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} },
- [STATE_DISCHARGE_S0] = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} },
- [STATE_DISCHARGE_S0_BAT_LOW] = {{EC_LED_COLOR_AMBER, 1 * LED_ONE_SEC},
- {LED_OFF, 3 * LED_ONE_SEC} },
- [STATE_BATTERY_S0_ERROR] = {{EC_LED_COLOR_AMBER, 1 * LED_ONE_SEC},
- {LED_OFF, 1 * LED_ONE_SEC} },
- [STATE_BATTERY_S3_BLINK] = {{EC_LED_COLOR_WHITE, 1 * LED_ONE_SEC},
- {LED_OFF, 3 * LED_ONE_SEC} },
- [STATE_BATTERY_S5_OFF] = {{LED_OFF, LED_INDEFINITE} },
- [STATE_FACTORY_TEST] = {{EC_LED_COLOR_WHITE, 2 * LED_ONE_SEC},
- {EC_LED_COLOR_AMBER, 2 * LED_ONE_SEC} },
-};
-
-const enum ec_led_id supported_led_ids[] = {
- EC_LED_ID_BATTERY_LED
-};
-
-const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids);
-
-
-static int led_get_charge_percent(void)
-{
- return DIV_ROUND_NEAREST(charge_get_display_charge(), 10);
-}
-
-void led_set_color_battery(enum ec_led_colors color)
-{
- switch (color) {
- case EC_LED_COLOR_AMBER:
- gpio_set_level(GPIO_BAT_LED_AMBER, LED_ON_LVL);
- gpio_set_level(GPIO_PWR_LED_WHITE, LED_OFF_LVL);
- break;
- case EC_LED_COLOR_WHITE:
- gpio_set_level(GPIO_BAT_LED_AMBER, LED_OFF_LVL);
- gpio_set_level(GPIO_PWR_LED_WHITE, LED_ON_LVL);
- break;
- default: /* LED_OFF and other unsupported colors */
- gpio_set_level(GPIO_BAT_LED_AMBER, LED_OFF_LVL);
- gpio_set_level(GPIO_PWR_LED_WHITE, LED_OFF_LVL);
- break;
- }
-}
-
-void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range)
-{
- if (led_id == EC_LED_ID_BATTERY_LED) {
- brightness_range[EC_LED_COLOR_AMBER] = 1;
- brightness_range[EC_LED_COLOR_WHITE] = 1;
- }
-}
-
-int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness)
-{
- if (led_id == EC_LED_ID_BATTERY_LED) {
- if (brightness[EC_LED_COLOR_WHITE] != 0)
- led_set_color_battery(EC_LED_COLOR_WHITE);
- else if (brightness[EC_LED_COLOR_AMBER] != 0)
- led_set_color_battery(EC_LED_COLOR_AMBER);
- else
- led_set_color_battery(LED_OFF);
- }
- return EC_SUCCESS;
-}
-
-/* Custom led on off states control */
-static enum led_states led_get_state(void)
-{
- enum led_states new_state = LED_NUM_STATES;
-
- switch (charge_get_state()) {
- case PWR_STATE_CHARGE:
- new_state = STATE_CHARGING;
- break;
- case PWR_STATE_DISCHARGE_FULL:
- if (extpower_is_present()) {
- new_state = STATE_CHARGING_FULL_CHARGE;
- break;
- }
- /* Intentional fall-through */
- case PWR_STATE_DISCHARGE /* and PWR_STATE_DISCHARGE_FULL */:
- if (chipset_in_state(CHIPSET_STATE_ON))
- new_state = (led_get_charge_percent() < 10) ?
- STATE_DISCHARGE_S0_BAT_LOW : STATE_DISCHARGE_S0;
- else if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND))
- new_state = STATE_BATTERY_S3_BLINK;
- else
- new_state = STATE_BATTERY_S5_OFF;
- break;
- case PWR_STATE_ERROR:
- if (chipset_in_state(CHIPSET_STATE_ON))
- new_state = STATE_BATTERY_S0_ERROR;
- else if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND))
- new_state = STATE_BATTERY_S3_BLINK;
- else
- new_state = STATE_BATTERY_S5_OFF;
- break;
- case PWR_STATE_CHARGE_NEAR_FULL:
- new_state = STATE_CHARGING_FULL_CHARGE;
- break;
- case PWR_STATE_IDLE: /* External power connected in IDLE */
- if (charge_get_flags() & CHARGE_FLAG_FORCE_IDLE)
- new_state = STATE_FACTORY_TEST;
- else
- new_state = STATE_DISCHARGE_S0;
- break;
- default:
- /* Other states don't alter LED behavior */
- break;
- }
-
- return new_state;
-}
-
-static void led_update_battery(void)
-{
- static uint8_t ticks, period;
- static int led_state = LED_NUM_STATES;
- int phase;
- enum led_states desired_state = led_get_state();
-
- /*
- * We always need to check the current state since the value could
- * have been manually overwritten. If we're in a new valid state,
- * update our ticks and period info. If our new state isn't defined,
- * continue using the previous one.
- */
- if (desired_state != led_state && desired_state < LED_NUM_STATES) {
- /* State is changing */
- led_state = desired_state;
- /* Reset ticks and period when state changes */
- ticks = 0;
-
- period = led_bat_state_table[led_state][LED_PHASE_0].time +
- led_bat_state_table[led_state][LED_PHASE_1].time;
-
- }
-
- /* If this state is undefined, turn the LED off */
- if (period == 0) {
- led_set_color_battery(LED_OFF);
- return;
- }
-
- /*
- * Determine which phase of the state table to use. The phase is
- * determined if it falls within first phase time duration.
- */
- phase = ticks < led_bat_state_table[led_state][LED_PHASE_0].time ?
- 0 : 1;
- ticks = (ticks + 1) % period;
-
- /* Set the color for the given state and phase */
- led_set_color_battery(led_bat_state_table[led_state][phase].color);
-}
-
-static void led_init(void)
-{
- /* If battery LED is enabled, set it to "off" to start with */
- if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED))
- led_set_color_battery(LED_OFF);
-}
-DECLARE_HOOK(HOOK_INIT, led_init, HOOK_PRIO_DEFAULT);
-
-/* Called by hook task every hook tick (200 msec) */
-static void led_update(void)
-{
- /*
- * If battery LED is enabled, set its state based on our power and
- * charge
- */
- if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED))
- led_update_battery();
-}
-DECLARE_HOOK(HOOK_TICK, led_update, HOOK_PRIO_DEFAULT);