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/* Copyright (c) 2012 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.
*/
/* Daisy board configuration */
#ifndef __BOARD_H
#define __BOARD_H
/* 16 MHz SYSCLK clock frequency */
#define CPU_CLOCK 16000000
/* Use USART1 as console serial port */
#define CONFIG_CONSOLE_UART 1
/* use I2C for host communication */
#define CONFIG_I2C
/* Debug features */
#define CONFIG_PANIC_HELP
#define CONFIG_ASSERT_HELP
/* Allow dangerous commands all the time, since we don't have a write protect
* switch. */
/* TODO: (crosbug.com/p/9986) This is a serious security hole and should be
* removed in mass production. We add this to allow manual firmware update.
* Once we complete the vboot and autoupdate, we should remove this. */
#define CONFIG_SYSTEM_UNLOCKED
#ifndef __ASSEMBLER__
/* By default, enable all console messages except keyboard */
#define CC_DEFAULT (CC_ALL & ~CC_MASK(CC_KEYSCAN))
#define USB_CHARGE_PORT_COUNT 0
/* EC drives 13 outputs to keyboard matrix */
#define KB_OUTPUTS 13
/* Charging */
#define CONFIG_SMART_BATTERY
#define CONFIG_PMU_TPS65090
#define CONFIG_I2C_HOST_AUTO
#define I2C_PORT_HOST board_i2c_host_port()
#define I2C_PORT_BATTERY I2C_PORT_HOST
#define I2C_PORT_CHARGER I2C_PORT_HOST
#define I2C_PORT_SLAVE 1
/* Timer selection */
#define TIM_CLOCK_MSB 3
#define TIM_CLOCK_LSB 4
/* GPIO signal list */
enum gpio_signal {
/* Inputs with interrupt handlers are first for efficiency */
GPIO_KB_PWR_ON_L = 0, /* Keyboard power button */
GPIO_PP1800_LDO2, /* LDO2 is ON (end of PMIC sequence) */
GPIO_SOC1V8_XPSHOLD, /* App Processor ON */
GPIO_CHARGER_INT,
GPIO_LID_OPEN, /* LID switch detection */
GPIO_SUSPEND_L, /* AP suspend/resume state */
/* Keyboard inputs */
GPIO_KB_IN00,
GPIO_KB_IN01,
GPIO_KB_IN02,
GPIO_KB_IN03,
GPIO_KB_IN04,
GPIO_KB_IN05,
GPIO_KB_IN06,
GPIO_KB_IN07,
/* Other inputs */
GPIO_AC_PWRBTN_L,
GPIO_SPI1_NSS,
GPIO_I2C1_SCL,
GPIO_I2C1_SDA,
GPIO_I2C2_SCL,
GPIO_I2C2_SDA,
/* Outputs */
GPIO_AC_STATUS,
GPIO_SPI1_MISO,
GPIO_EN_PP1350, /* DDR 1.35v rail enable */
GPIO_EN_PP5000, /* 5.0v rail enable */
GPIO_EN_PP3300, /* 3.3v rail enable */
GPIO_PMIC_PWRON_L, /* 5v rail ready */
GPIO_ENTERING_RW, /* EC is R/W mode for the kbc mux */
GPIO_CHARGER_EN,
GPIO_POWER_LED_L, /* Power state keyboard LED */
GPIO_EC_INT,
GPIO_CODEC_INT, /* To audio codec (KB noise cancellation) */
GPIO_KB_OUT00,
GPIO_KB_OUT01,
GPIO_KB_OUT02,
GPIO_KB_OUT03,
GPIO_KB_OUT04,
GPIO_KB_OUT05,
GPIO_KB_OUT06,
GPIO_KB_OUT07,
GPIO_KB_OUT08,
GPIO_KB_OUT09,
GPIO_KB_OUT10,
GPIO_KB_OUT11,
GPIO_KB_OUT12,
/* Number of GPIOs; not an actual GPIO */
GPIO_COUNT
};
void configure_board(void);
void matrix_interrupt(enum gpio_signal signal);
/* Signal to the AP that keyboard scan data is available */
void board_keyboard_suppress_noise(void);
/* Signal to AP that data is waiting */
void board_interrupt_host(int active);
/* Auto detect EC i2c host port */
int board_i2c_host_port(void);
#endif /* !__ASSEMBLER__ */
#endif /* __BOARD_H */
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