diff options
Diffstat (limited to 'board/spring')
| l--------- | board/spring/Makefile | 1 | ||||
| -rw-r--r-- | board/spring/battery.c | 40 | ||||
| -rw-r--r-- | board/spring/board.c | 188 | ||||
| -rw-r--r-- | board/spring/board.h | 81 | ||||
| -rw-r--r-- | board/spring/build.mk | 12 | ||||
| -rw-r--r-- | board/spring/ec.tasklist | 25 | ||||
| -rw-r--r-- | board/spring/gpio.inc | 65 | ||||
| -rw-r--r-- | board/spring/led.c | 202 |
8 files changed, 0 insertions, 614 deletions
diff --git a/board/spring/Makefile b/board/spring/Makefile deleted file mode 120000 index 94aaae2c4d..0000000000 --- a/board/spring/Makefile +++ /dev/null @@ -1 +0,0 @@ -../../Makefile
\ No newline at end of file diff --git a/board/spring/battery.c b/board/spring/battery.c deleted file mode 100644 index 246552786e..0000000000 --- a/board/spring/battery.c +++ /dev/null @@ -1,40 +0,0 @@ -/* Copyright (c) 2013 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. - * - * Smart battery driver for Spring. - */ - -#include "battery.h" -#include "battery_smart.h" - -/* Shutdown mode parameter to write to manufacturer access register */ -#define SB_SHUTDOWN_DATA 0x0010 - -/* Battery temperature ranges in degrees C */ -static const struct battery_info info = { - .start_charging_min_c = 5, - .start_charging_max_c = 45, - .charging_min_c = 5, - .charging_max_c = 60, - .discharging_min_c = 0, - .discharging_max_c = 100, -}; - -const struct battery_info *battery_get_info(void) -{ - return &info; -} - -int board_cut_off_battery(void) -{ - int rv; - - /* Ship mode command must be sent twice to take effect */ - rv = sb_write(SB_MANUFACTURER_ACCESS, SB_SHUTDOWN_DATA); - - if (rv != EC_SUCCESS) - return rv; - - return sb_write(SB_MANUFACTURER_ACCESS, SB_SHUTDOWN_DATA); -} diff --git a/board/spring/board.c b/board/spring/board.c deleted file mode 100644 index b501574cd1..0000000000 --- a/board/spring/board.c +++ /dev/null @@ -1,188 +0,0 @@ -/* Copyright (c) 2013 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. - */ -/* Spring board-specific configuration */ - -#include "adc.h" -#include "adc_chip.h" -#include "board_config.h" -#include "chipset.h" -#include "common.h" -#include "console.h" -#include "extpower.h" -#include "gpio.h" -#include "hooks.h" -#include "host_command.h" -#include "i2c.h" -#include "keyboard_raw.h" -#include "lid_switch.h" -#include "pmu_tpschrome.h" -#include "power.h" -#include "pwm.h" -#include "pwm_chip.h" -#include "registers.h" -#include "timer.h" -#include "util.h" - -#define GPIO_KB_INPUT (GPIO_INPUT | GPIO_PULL_UP | GPIO_INT_BOTH) -#define GPIO_KB_OUTPUT GPIO_ODR_HIGH - -#define INT_BOTH_FLOATING (GPIO_INPUT | GPIO_INT_BOTH) -#define INT_BOTH_PULL_UP (GPIO_INPUT | GPIO_PULL_UP | GPIO_INT_BOTH) - -#include "gpio_list.h" - -/* ADC channels */ -const struct adc_t adc_channels[] = { - /* - * VBUS voltage sense pin. - * Sense pin 3.3V is converted to 4096. Accounting for the 2x - * voltage divider, the conversion factor is 6600mV/4096. - */ - [ADC_CH_USB_VBUS_SNS] = {"USB_VBUS_SNS", 6600, 4096, 0, STM32_AIN(5)}, - /* Micro USB D+ sense pin. Converted to mV (3300mV/4096). */ - [ADC_CH_USB_DP_SNS] = {"USB_DP_SNS", 3300, 4096, 0, STM32_AIN(2)}, - /* Micro USB D- sense pin. Converted to mV (3300mV/4096). */ - [ADC_CH_USB_DN_SNS] = {"USB_DN_SNS", 3300, 4096, 0, STM32_AIN(4)}, -}; -BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); - -/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */ -const struct pwm_t pwm_channels[] = { - {STM32_TIM(3), STM32_TIM_CH(1), 0, GPIO_ILIM}, -}; -BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); - -/* I2C ports */ -const struct i2c_port_t i2c_ports[] = { - {"master", I2C_PORT_MASTER, 100, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, -}; -const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); - -void board_config_pre_init(void) -{ - uint32_t val; - - /* Enable all GPIOs clocks */ - STM32_RCC_APB2ENR |= 0x1fd; - - /* remap OSC_IN/OSC_OUT to PD0/PD1 */ - STM32_GPIO_AFIO_MAPR |= 1 << 15; - - /* - * use PA13, PA14, PA15, PB3, PB4 as a GPIO, - * so disable JTAG and SWD - */ - STM32_GPIO_AFIO_MAPR = (STM32_GPIO_AFIO_MAPR & ~(0x7 << 24)) - | (4 << 24); - - /* remap TIM3_CH1 to PB4 */ - STM32_GPIO_AFIO_MAPR = (STM32_GPIO_AFIO_MAPR & ~(0x3 << 10)) - | (2 << 10); - - /* Analog input for ADC pins (PA2, PA4, PA5) */ - STM32_GPIO_CRL(GPIO_A) &= ~0x00ff0f00; - - /* - * Set alternate function for USART1. For alt. function input - * the port is configured in either floating or pull-up/down - * input mode (ref. section 7.1.4 in datasheet RM0041): - * PA9: Tx, alt. function output - * PA10: Rx, input with pull-down - * - * note: see crosbug.com/p/12223 for more info - */ - val = STM32_GPIO_CRH(GPIO_A) & ~0x00000ff0; - val |= 0x00000890; - STM32_GPIO_CRH(GPIO_A) = val; - - /* EC_INT is output, open-drain */ - val = STM32_GPIO_CRH(GPIO_B) & ~0xf0; - val |= 0x50; - STM32_GPIO_CRH(GPIO_B) = val; - /* put GPIO in Hi-Z state */ - gpio_set_level(GPIO_EC_INT, 1); -} - -/* GPIO configuration to be done after I2C module init */ -void board_i2c_post_init(int port) -{ - uint32_t val; - - /* enable alt. function (open-drain) */ - if (port == STM32_I2C1_PORT) { - /* I2C1 is on PB6-7 */ - val = STM32_GPIO_CRL(GPIO_B) & ~0xff000000; - val |= 0xdd000000; - STM32_GPIO_CRL(GPIO_B) = val; - } else if (port == STM32_I2C2_PORT) { - /* I2C2 is on PB10-11 */ - val = STM32_GPIO_CRH(GPIO_B) & ~0x0000ff00; - val |= 0x0000dd00; - STM32_GPIO_CRH(GPIO_B) = val; - } -} - -static void board_startup_hook(void) -{ - gpio_set_flags(GPIO_SUSPEND_L, INT_BOTH_PULL_UP); - -#ifdef CONFIG_PMU_FORCE_FET - /* Enable lcd panel power */ - pmu_enable_fet(FET_LCD_PANEL, 1, NULL); - /* Enable backlight power */ - pmu_enable_fet(FET_BACKLIGHT, 1, NULL); -#endif /* CONFIG_PMU_FORCE_FET */ -} -DECLARE_HOOK(HOOK_CHIPSET_STARTUP, board_startup_hook, HOOK_PRIO_DEFAULT); - -static void board_shutdown_hook(void) -{ -#ifdef CONFIG_PMU_FORCE_FET - /* Power off backlight power */ - pmu_enable_fet(FET_BACKLIGHT, 0, NULL); - /* Power off lcd panel */ - pmu_enable_fet(FET_LCD_PANEL, 0, NULL); -#endif /* CONFIG_PMU_FORCE_FET */ - - /* Disable pull-up on SUSPEND_L during shutdown to prevent leakage */ - gpio_set_flags(GPIO_SUSPEND_L, INT_BOTH_FLOATING); -} -DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_shutdown_hook, HOOK_PRIO_DEFAULT); - -int pmu_board_init(void) -{ - int failure = 0; - - /* - * Adjust charging parameters to match the expectations - * of the hardware fixing the cap ringing on DVT+ machines. - */ - failure |= pmu_set_term_current(RANGE_T01, TERM_I0875); - failure |= pmu_set_term_current(RANGE_T12, TERM_I0875); - failure |= pmu_set_term_current(RANGE_T23, TERM_I0875); - failure |= pmu_set_term_current(RANGE_T34, TERM_I0875); - failure |= pmu_set_term_current(RANGE_T40, TERM_I1000); - failure |= pmu_set_term_voltage(RANGE_T01, TERM_V2100); - failure |= pmu_set_term_voltage(RANGE_T12, TERM_V2100); - failure |= pmu_set_term_voltage(RANGE_T23, TERM_V2100); - failure |= pmu_set_term_voltage(RANGE_T34, TERM_V2100); - failure |= pmu_set_term_voltage(RANGE_T40, TERM_V2100); - - /* Set fast charging timeout to 6 hours*/ - if (!failure) - failure = pmu_set_fastcharge(TIMEOUT_6HRS); - /* Enable external gpio CHARGER_EN control */ - if (!failure) - failure = pmu_enable_ext_control(1); - /* Disable force charging */ - if (!failure) - failure = pmu_enable_charger(0); - - /* Set NOITERM bit */ - if (!failure) - failure = pmu_low_current_charging(1); - - return failure ? EC_ERROR_UNKNOWN : EC_SUCCESS; -} diff --git a/board/spring/board.h b/board/spring/board.h deleted file mode 100644 index 4424817679..0000000000 --- a/board/spring/board.h +++ /dev/null @@ -1,81 +0,0 @@ -/* Copyright (c) 2013 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. - */ - -/* Spring board configuration */ - -#ifndef __BOARD_H -#define __BOARD_H - -/* 16 MHz SYSCLK clock frequency */ -#define CPU_CLOCK 16000000 - - -/* Debug features */ -#undef CONFIG_TASK_PROFILING - -/* Optional features */ -#define CONFIG_ADC -#define CONFIG_BATTERY_CUT_OFF -#define CONFIG_BATTERY_SMART -#define CONFIG_BOARD_PRE_INIT -#define CONFIG_CHARGER_TPS65090 -#define CONFIG_CHIPSET_GAIA -#define CONFIG_CMD_BATDEBUG -#define CONFIG_CMD_ILIM -#define CONFIG_CMD_PMU -#define CONFIG_CONSOLE_RESTRICTED_INPUT -#define CONFIG_EXTPOWER_SPRING -#define CONFIG_HOST_COMMAND_STATUS -#define CONFIG_I2C -#define CONFIG_I2C_PASSTHROUGH -#define CONFIG_KEYBOARD_PROTOCOL_MKBP -#define CONFIG_LOW_POWER_IDLE /* Use STOP mode when we have nothing to do */ -#define CONFIG_LED_DRIVER_LP5562 -#define CONFIG_PMU_HARD_RESET -#define CONFIG_PMU_TPS65090 -#define CONFIG_PWM -#define CONFIG_USB_SWITCH_TSU6721 -#define CONFIG_VBOOT_HASH - -#ifndef __ASSEMBLER__ - -/* Keyboard output port list */ -#define KB_OUT_PORT_LIST GPIO_B, GPIO_C - -/* Charging */ -#define I2C_PORT_MASTER 0 -#define I2C_PORT_BATTERY I2C_PORT_MASTER -#define I2C_PORT_CHARGER I2C_PORT_MASTER -#define I2C_PORT_SLAVE 1 - -/* Low battery threshold. In mAh. */ -#define BATTERY_AP_OFF_LEVEL 1 - -/* Timer selection */ -#define TIM_CLOCK_MSB 2 -#define TIM_CLOCK_LSB 4 -#define TIM_WATCHDOG 1 - -/* ADC signal */ -enum adc_channel { - ADC_CH_USB_VBUS_SNS = 0, - ADC_CH_USB_DP_SNS, - ADC_CH_USB_DN_SNS, - /* Number of ADC channels */ - ADC_CH_COUNT -}; - -/* PWM signal */ -enum pwm_channel { - PWM_CH_ILIM = 0, - /* Number of PWM channels */ - PWM_CH_COUNT -}; - -#include "gpio_signal.h" - -#endif /* !__ASSEMBLER__ */ - -#endif /* __BOARD_H */ diff --git a/board/spring/build.mk b/board/spring/build.mk deleted file mode 100644 index 2d3d6770db..0000000000 --- a/board/spring/build.mk +++ /dev/null @@ -1,12 +0,0 @@ -# Copyright (c) 2013 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. -# -# Board specific files build - -# the IC is STmicro STM32F100RB -CHIP:=stm32 -CHIP_FAMILY:=stm32f -CHIP_VARIANT:=stm32f100 - -board-y=board.o battery.o led.o diff --git a/board/spring/ec.tasklist b/board/spring/ec.tasklist deleted file mode 100644 index f96ee6e387..0000000000 --- a/board/spring/ec.tasklist +++ /dev/null @@ -1,25 +0,0 @@ -/* Copyright (c) 2013 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. - */ - -/** - * List of enabled tasks in the priority order - * - * The first one has the lowest priority. - * - * For each task, use the macro TASK_ALWAYS(n, r, d, s) for base tasks and - * TASK_NOTEST(n, r, d, s) for tasks that can be excluded in test binaries, - * where : - * 'n' in the name of the task - * 'r' in the main routine of the task - * 'd' in an opaque parameter passed to the routine at startup - * 's' is the stack size in bytes; must be a multiple of 8 - */ -#define CONFIG_TASK_LIST \ - TASK_ALWAYS(HOOKS, hook_task, NULL, LARGER_TASK_STACK_SIZE) \ - TASK_ALWAYS(CHARGER, charger_task, NULL, TASK_STACK_SIZE) \ - TASK_NOTEST(CHIPSET, chipset_task, NULL, TASK_STACK_SIZE) \ - TASK_ALWAYS(HOSTCMD, host_command_task, NULL, TASK_STACK_SIZE) \ - TASK_ALWAYS(CONSOLE, console_task, NULL, TASK_STACK_SIZE) \ - TASK_NOTEST(KEYSCAN, keyboard_scan_task, NULL, 320) diff --git a/board/spring/gpio.inc b/board/spring/gpio.inc deleted file mode 100644 index cb7c2b7e94..0000000000 --- a/board/spring/gpio.inc +++ /dev/null @@ -1,65 +0,0 @@ -/* -*- mode:c -*- - * - * Copyright (c) 2014 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. - */ - -/* Inputs with interrupt handlers are first for efficiency */ -/* Keyboard power button */ -GPIO_INT(KB_PWR_ON_L, PIN(B, 5), GPIO_INT_BOTH, power_signal_interrupt) -GPIO_INT(PP1800_LDO2, PIN(A, 1), GPIO_INT_BOTH, power_signal_interrupt) /* LDO2 is ON (end of PMIC sequence) */ -GPIO_INT(SOC1V8_XPSHOLD, PIN(A, 3), GPIO_INT_BOTH, power_signal_interrupt) /* App Processor ON */ -GPIO_INT(CHARGER_INT_L, PIN(C, 4), GPIO_INT_FALLING, pmu_irq_handler) -GPIO_INT(LID_OPEN, PIN(C, 13), GPIO_INT_BOTH, lid_interrupt) /* LID switch detection */ -GPIO_INT(SUSPEND_L, PIN(A, 7), INT_BOTH_FLOATING, power_signal_interrupt) /* AP suspend/resume state */ - -/* Keyboard inputs */ -GPIO_INT(KB_IN00, PIN(C, 8), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN01, PIN(C, 9), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN02, PIN(C, 10), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN03, PIN(C, 11), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN04, PIN(C, 12), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN05, PIN(C, 14), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN06, PIN(C, 15), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(KB_IN07, PIN(D, 2), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) -GPIO_INT(USB_CHG_INT, PIN(A, 6), GPIO_INT_FALLING, extpower_interrupt) - -/* Other inputs */ -GPIO(BCHGR_VACG, PIN(A, 0), GPIO_INT_BOTH) /* AC good on TPSChrome */ -GPIO(WP_L, PIN(A, 13), GPIO_INPUT) /* Write protection pin (low active) */ - -/* - * I2C pins should be configured as inputs until I2C module is - * initialized. This will avoid driving the lines unintentionally. - */ -GPIO(I2C1_SCL, PIN(B, 6), GPIO_INPUT) -GPIO(I2C1_SDA, PIN(B, 7), GPIO_INPUT) -GPIO(I2C2_SCL, PIN(B, 10), GPIO_INPUT) -GPIO(I2C2_SDA, PIN(B, 11), GPIO_INPUT) - -/* Outputs */ -GPIO(EN_PP1350, PIN(A, 14), GPIO_OUT_LOW) /* DDR 1.35v rail enable */ -GPIO(EN_PP5000, PIN(A, 11), GPIO_OUT_LOW) /* 5.0v rail enable */ -GPIO(EN_PP3300, PIN(A, 8), GPIO_OUT_LOW) /* 3.3v rail enable */ -GPIO(PMIC_PWRON_L,PIN(A, 12), GPIO_OUT_HIGH) /* 5v rail ready */ -GPIO(PMIC_RESET, PIN(A, 15), GPIO_OUT_LOW) /* Force hard reset of the pmic */ -GPIO(ENTERING_RW, PIN(D, 0), GPIO_OUT_LOW) /* EC is R/W mode for the kbc mux */ -GPIO(CHARGER_EN, PIN(B, 2), GPIO_OUT_LOW) -GPIO(EC_INT, PIN(B, 9), GPIO_ODR_HIGH) -GPIO(ID_MUX, PIN(D, 1), GPIO_OUT_LOW) -GPIO(KB_OUT00, PIN(B, 0), GPIO_KB_OUTPUT) -GPIO(KB_OUT01, PIN(B, 8), GPIO_KB_OUTPUT) -GPIO(KB_OUT02, PIN(B, 12), GPIO_KB_OUTPUT) -GPIO(KB_OUT03, PIN(B, 13), GPIO_KB_OUTPUT) -GPIO(KB_OUT04, PIN(B, 14), GPIO_KB_OUTPUT) -GPIO(KB_OUT05, PIN(B, 15), GPIO_KB_OUTPUT) -GPIO(KB_OUT06, PIN(C, 0), GPIO_KB_OUTPUT) -GPIO(KB_OUT07, PIN(C, 1), GPIO_KB_OUTPUT) -GPIO(KB_OUT08, PIN(C, 2), GPIO_KB_OUTPUT) -GPIO(KB_OUT09, PIN(B, 1), GPIO_KB_OUTPUT) -GPIO(KB_OUT10, PIN(C, 5), GPIO_KB_OUTPUT) -GPIO(KB_OUT11, PIN(C, 6), GPIO_KB_OUTPUT) -GPIO(KB_OUT12, PIN(C, 7), GPIO_KB_OUTPUT) -GPIO(BOOST_EN, PIN(B, 3), GPIO_OUT_HIGH) -GPIO(ILIM, PIN(B, 4), GPIO_OUT_LOW) diff --git a/board/spring/led.c b/board/spring/led.c deleted file mode 100644 index cbb1fd9ab9..0000000000 --- a/board/spring/led.c +++ /dev/null @@ -1,202 +0,0 @@ -/* Copyright (c) 2013 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 LED state machine to drive RGB LED on LP5562 - */ - -#include "battery.h" -#include "battery_smart.h" -#include "common.h" -#include "driver/led/lp5562.h" -#include "extpower.h" -#include "hooks.h" -#include "host_command.h" -#include "pmu_tpschrome.h" -#include "timer.h" -#include "util.h" - -#define GREEN_LED_THRESHOLD 94 - -/* Minimal interval between changing LED color to green and yellow. */ -#define LED_WAIT_INTERVAL (15 * SECOND) - -/* We use yellow LED instead of blue LED. Re-map colors here. */ -#define LED_COLOR_NONE LP5562_COLOR_NONE -#define LED_COLOR_GREEN LP5562_COLOR_GREEN(0x10) -#define LED_COLOR_YELLOW LP5562_COLOR_BLUE(0x40) -#define LED_COLOR_RED LP5562_COLOR_RED(0x80) - -/* LED states */ -enum led_state_t { - LED_STATE_SOLID_RED, - LED_STATE_SOLID_GREEN, - LED_STATE_SOLID_YELLOW, - - /* Not an actual state */ - LED_STATE_OFF, - - /* Used to force next LED color update */ - LED_STATE_INVALID, -}; - -static enum led_state_t last_state = LED_STATE_OFF; -static int led_auto_control = 1; - -static int set_led_color(enum led_state_t state) -{ - int rv = EC_SUCCESS; - - if (!led_auto_control || state == last_state) - return EC_SUCCESS; - - switch (state) { - case LED_STATE_SOLID_RED: - rv = lp5562_set_color(LED_COLOR_RED); - break; - case LED_STATE_SOLID_GREEN: - rv = lp5562_set_color(LED_COLOR_GREEN); - break; - case LED_STATE_SOLID_YELLOW: - rv = lp5562_set_color(LED_COLOR_YELLOW); - break; - default: - break; - } - - if (rv == EC_SUCCESS) - last_state = state; - else - last_state = LED_STATE_INVALID; - return rv; -} - -/** - * Directly read state of charge (0-100) of battery. - */ -static int battery_state_of_charge(int *percent) -{ - return sb_read(SB_RELATIVE_STATE_OF_CHARGE, percent); -} - -/*****************************************************************************/ -/* Host commands */ - -static int led_command_control(struct host_cmd_handler_args *args) -{ - const struct ec_params_led_control *p = args->params; - struct ec_response_led_control *r = args->response; - int i; - uint8_t clipped[EC_LED_COLOR_COUNT]; - - /* Only support battery LED control */ - if (p->led_id != EC_LED_ID_BATTERY_LED) - return EC_RES_INVALID_PARAM; - - if (p->flags & EC_LED_FLAGS_AUTO) { - if (!extpower_is_present()) - lp5562_poweroff(); - last_state = LED_STATE_OFF; - led_auto_control = 1; - } else if (!(p->flags & EC_LED_FLAGS_QUERY)) { - for (i = 0; i < EC_LED_COLOR_COUNT; ++i) - clipped[i] = MIN(p->brightness[i], 0x80); - led_auto_control = 0; - if (!extpower_is_present()) - lp5562_poweron(); - if (lp5562_set_color((clipped[EC_LED_COLOR_RED] << 16) + - (clipped[EC_LED_COLOR_GREEN] << 8) + - clipped[EC_LED_COLOR_YELLOW])) - return EC_RES_ERROR; - } - - r->brightness_range[EC_LED_COLOR_RED] = 0x80; - r->brightness_range[EC_LED_COLOR_GREEN] = 0x80; - r->brightness_range[EC_LED_COLOR_BLUE] = 0x0; - r->brightness_range[EC_LED_COLOR_YELLOW] = 0x80; - r->brightness_range[EC_LED_COLOR_WHITE] = 0x0; - args->response_size = sizeof(struct ec_response_led_control); - - return EC_RES_SUCCESS; -} -DECLARE_HOST_COMMAND(EC_CMD_LED_CONTROL, - led_command_control, - EC_VER_MASK(1)); - -/*****************************************************************************/ -/* Hooks */ - -static void battery_led_update(void) -{ - int rv; - int state_of_charge; - enum led_state_t state = LED_STATE_OFF; - - /* Current states and next states */ - static int led_power = -1; - int new_led_power; - - /* - * The time before which we should not change LED - * color between green and yellow. - */ - static timestamp_t led_update_deadline = {.val = 0}; - - /* Determine LED power */ - new_led_power = extpower_is_present(); - if (new_led_power != led_power) { - if (new_led_power) { - rv = lp5562_poweron(); - } else { - rv = lp5562_poweroff(); - set_led_color(LED_STATE_OFF); - led_update_deadline.val = 0; - } - if (!rv) - led_power = new_led_power; - } - if (!new_led_power) - return; - - /* - * LED power is controlled by accessory detection. We only - * set color here. - */ - switch (charge_get_state()) { - case ST_IDLE0: - case ST_BAD_COND: - case ST_PRE_CHARGING: - state = LED_STATE_SOLID_YELLOW; - break; - case ST_IDLE: - case ST_DISCHARGING: - case ST_CHARGING: - if (battery_state_of_charge(&state_of_charge)) { - /* Cannot talk to the battery. Set LED to red. */ - state = LED_STATE_SOLID_RED; - break; - } - - if (state_of_charge < GREEN_LED_THRESHOLD) - state = LED_STATE_SOLID_YELLOW; - else - state = LED_STATE_SOLID_GREEN; - break; - case ST_CHARGING_ERROR: - state = LED_STATE_SOLID_RED; - break; - } - - if (state == LED_STATE_SOLID_GREEN || - state == LED_STATE_SOLID_YELLOW) { - if (!timestamp_expired(led_update_deadline, NULL)) - return; - led_update_deadline.val = - get_time().val + LED_WAIT_INTERVAL; - } else { - led_update_deadline.val = 0; - } - - set_led_color(state); -} -DECLARE_HOOK(HOOK_SECOND, battery_led_update, HOOK_PRIO_DEFAULT); |