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Diffstat (limited to 'board/snow/board.c')
| -rw-r--r-- | board/snow/board.c | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/board/snow/board.c b/board/snow/board.c deleted file mode 100644 index c356378fb1..0000000000 --- a/board/snow/board.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. - */ -/* Snow board-specific configuration */ - -#include "battery.h" -#include "board_config.h" -#include "chipset.h" -#include "common.h" -#include "console.h" -#include "gpio.h" -#include "hooks.h" -#include "i2c.h" -#include "keyboard_raw.h" -#include "lid_switch.h" -#include "pmu_tpschrome.h" -#include "power.h" -#include "power_led.h" -#include "pwm.h" -#include "pwm_chip.h" -#include "registers.h" -#include "spi.h" -#include "task.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" - -/* Battery temperature ranges in degrees C */ -static const struct battery_info info = { - .start_charging_min_c = 0, - .start_charging_max_c = 45, - .charging_min_c = 0, - .charging_max_c = 60, - .discharging_min_c = 0, - .discharging_max_c = 100, -}; - -const struct battery_info *battery_get_info(void) -{ - return &info; -} - -/* 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); - -/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */ -const struct pwm_t pwm_channels[] = { - {STM32_TIM(2), STM32_TIM_CH(2), - PWM_CONFIG_ACTIVE_LOW, GPIO_LED_POWER_L}, -}; -BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); - -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 PB3 as a GPIO, so disable JTAG and keep only SWD */ - STM32_GPIO_AFIO_MAPR = (STM32_GPIO_AFIO_MAPR & ~(0x7 << 24)) - | (2 << 24); - - /* remap TIM2_CH2 to PB3 */ - STM32_GPIO_AFIO_MAPR = (STM32_GPIO_AFIO_MAPR & ~(0x3 << 8)) - | (1 << 8); - - /* - * 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; - } -} - -void keyboard_suppress_noise(void) -{ - /* notify audio codec of keypress for noise suppression */ - gpio_set_level(GPIO_CODEC_INT, 0); - gpio_set_level(GPIO_CODEC_INT, 1); -} - -static void board_startup_hook(void) -{ - gpio_set_flags(GPIO_SUSPEND_L, INT_BOTH_PULL_UP); -} -DECLARE_HOOK(HOOK_CHIPSET_STARTUP, board_startup_hook, HOOK_PRIO_DEFAULT); - -static void board_shutdown_hook(void) -{ - /* 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 ver, failure = 0; - - /* 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); - - /* - * High temperature charging - * termination voltage: 2.1V - * termination current: 100% - */ - if (!failure) - failure = pmu_set_term_voltage(RANGE_T34, TERM_V2100); - if (!failure) - failure = pmu_set_term_current(RANGE_T34, TERM_I1000); - /* - * Standard temperature charging - * termination voltage: 2.1V - * termination current: 100% - */ - if (!failure) - failure = pmu_set_term_voltage(RANGE_T23, TERM_V2100); - if (!failure) - failure = pmu_set_term_current(RANGE_T23, TERM_I1000); - - /* - * Ignore TPSCHROME NTC reading in T40. This is snow board specific - * setting. Check: - * http://crosbug.com/p/12221 - * http://crosbug.com/p/13171 - */ - if (!failure) - failure = pmu_set_term_voltage(RANGE_T40, TERM_V2100); - if (!failure) - failure = pmu_set_term_current(RANGE_T40, TERM_I1000); - - /* Workaround init values before ES3 */ - if (pmu_version(&ver) || ver < 3) { - /* Termination current: 75% */ - if (!failure) - failure = pmu_set_term_current(RANGE_T34, TERM_I0750); - if (!failure) - failure = pmu_set_term_current(RANGE_T23, TERM_I0750); - if (!failure) - failure = pmu_set_term_current(RANGE_T40, TERM_I0750); - } - - return failure ? EC_ERROR_UNKNOWN : EC_SUCCESS; -} |