diff options
Diffstat (limited to 'board/kitty/board.c')
| -rw-r--r-- | board/kitty/board.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/board/kitty/board.c b/board/kitty/board.c new file mode 100644 index 0000000000..f0abfc12b3 --- /dev/null +++ b/board/kitty/board.c @@ -0,0 +1,82 @@ +/* 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. + */ +/* Kitty board-specific configuration */ + +#include "chipset.h" +#include "common.h" +#include "extpower.h" +#include "gpio.h" +#include "i2c.h" +#include "power.h" +#include "power_button.h" +#include "pwm.h" +#include "pwm_chip.h" +#include "registers.h" +#include "spi.h" +#include "task.h" +#include "util.h" +#include "timer.h" + + +/* GPIO signal list. Must match order from enum gpio_signal. */ +const struct gpio_info gpio_list[] = { + /* Inputs with interrupt handlers are first for efficiency */ + {"POWER_BUTTON_L", GPIO_B, (1<<5), GPIO_INT_BOTH, + power_button_interrupt}, + {"XPSHOLD", GPIO_A, (1<<3), GPIO_INT_BOTH, + power_signal_interrupt}, + {"LID_OPEN", GPIO_C, (1<<13), GPIO_DEFAULT, NULL}, + {"SUSPEND_L", GPIO_C, (1<<7), GPIO_INT_BOTH, + power_signal_interrupt}, + {"SPI1_NSS", GPIO_A, (1<<4), GPIO_INT_BOTH | GPIO_PULL_UP, + spi_event}, + {"AC_PRESENT", GPIO_A, (1<<0), GPIO_DEFAULT, NULL}, + {"USB_CTL3", GPIO_C, (1<<11), GPIO_ODR_HIGH, NULL}, + {"USB_CTL2", GPIO_C, (1<<12), GPIO_ODR_HIGH, NULL}, + {"USB_CTL1", GPIO_C, (1<<15), GPIO_OUT_LOW, NULL}, + {"WP_L", GPIO_B, (1<<4), GPIO_INPUT, NULL}, + {"AP_RESET_L", GPIO_B, (1<<3), GPIO_ODR_HIGH, NULL}, + {"EC_INT", GPIO_B, (1<<9), GPIO_ODR_HIGH, NULL}, + {"ENTERING_RW", GPIO_H, (1<<0), GPIO_OUT_LOW, NULL}, + {"I2C1_SCL", GPIO_B, (1<<6), GPIO_ODR_HIGH, NULL}, + {"I2C1_SDA", GPIO_B, (1<<7), GPIO_ODR_HIGH, NULL}, + {"PMIC_PWRON_L", GPIO_A, (1<<12), GPIO_OUT_HIGH, NULL}, + {"PMIC_RESET", GPIO_A, (1<<15), GPIO_OUT_LOW, NULL}, + {"PWR_LED0", GPIO_B, (1<<10), GPIO_OUT_LOW, NULL}, + {"USB_ILIM_SEL", GPIO_A, (1<<8), GPIO_OUT_LOW, NULL}, + {"USB_STATUS_L", GPIO_A, (1<<11), GPIO_INT_BOTH, NULL}, + {"EC_BL_OVERRIDE", GPIO_H, (1<<1), GPIO_ODR_HIGH, NULL}, + {"PMIC_THERM_L", GPIO_A, (1<<1), GPIO_ODR_HIGH, NULL}, + {"PMIC_WARM_RESET_L", GPIO_C, (1<<3), GPIO_ODR_HIGH, NULL}, +}; +BUILD_ASSERT(ARRAY_SIZE(gpio_list) == GPIO_COUNT); + +/* Pins with alternate functions */ +const struct gpio_alt_func gpio_alt_funcs[] = { + {GPIO_A, 0x00f0, GPIO_ALT_SPI, MODULE_SPI, GPIO_DEFAULT}, + {GPIO_A, 0x0600, GPIO_ALT_USART, MODULE_UART, GPIO_DEFAULT}, + {GPIO_B, 0x00c0, GPIO_ALT_I2C, MODULE_I2C, GPIO_DEFAULT}, +}; +const int gpio_alt_funcs_count = ARRAY_SIZE(gpio_alt_funcs); + +/* power signal list. Must match order of enum power_signal. */ +const struct power_signal_info power_signal_list[] = { + {GPIO_SOC1V8_XPSHOLD, 1, "XPSHOLD"}, + {GPIO_SUSPEND_L, 0, "SUSPEND#_ASSERTED"}, +}; +BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_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); + +/* 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(3), + PWM_CONFIG_ACTIVE_LOW, GPIO_PWR_LED0}, +}; +BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); |