pebble/platform/silk/boot/src/board/board_silk.h
2025-01-27 11:38:16 -08:00

115 lines
3.1 KiB
C

/*
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "util/misc.h"
#define BOARD_LSE_MODE RCC_LSE_Bypass
#define USE_PARALLEL_FLASH 1 // FIXME PBL-28872: Hack to get the "modern" flash layout.
// Fix when we add support for new flash
#define BOARD_I2C_BUS_COUNT (ARRAY_LENGTH(SILK_I2C_BUS_CONFIGS))
static const I2cBusConfig SILK_I2C_BUS_CONFIGS[] = {
// PMIC I2c
[0] = {
.i2c = I2C3,
.i2c_scl = { GPIOA, GPIO_Pin_8, GPIO_PinSource8, GPIO_AF_I2C3 },
.i2c_sda = { GPIOB, GPIO_Pin_8, GPIO_PinSource8, GPIO_AF9_I2C3 },
.clock_speed = 400000,
.duty_cycle = I2C_DutyCycle_16_9,
.clock_ctrl = RCC_APB1Periph_I2C3,
.ev_irq_channel = I2C3_EV_IRQn,
.er_irq_channel = I2C3_ER_IRQn,
},
};
static const uint8_t SILK_I2C_DEVICE_MAP[] = {
[I2C_DEVICE_AS3701B] = 0,
};
static const BoardConfig BOARD_CONFIG = {
.i2c_bus_configs = SILK_I2C_BUS_CONFIGS,
.i2c_bus_count = BOARD_I2C_BUS_COUNT,
.i2c_device_map = SILK_I2C_DEVICE_MAP,
.i2c_device_count = ARRAY_LENGTH(SILK_I2C_DEVICE_MAP),
};
static const BoardConfigButton BOARD_CONFIG_BUTTON = {
.buttons = {
[BUTTON_ID_BACK] =
{ "Back", GPIOC, GPIO_Pin_13, { EXTI_PortSourceGPIOC, 13 }, GPIO_PuPd_NOPULL },
[BUTTON_ID_UP] =
{ "Up", GPIOD, GPIO_Pin_2, { EXTI_PortSourceGPIOD, 2 }, GPIO_PuPd_DOWN },
[BUTTON_ID_SELECT] =
{ "Select", GPIOH, GPIO_Pin_0, { EXTI_PortSourceGPIOH, 0 }, GPIO_PuPd_DOWN },
[BUTTON_ID_DOWN] =
{ "Down", GPIOH, GPIO_Pin_1, { EXTI_PortSourceGPIOH, 1 }, GPIO_PuPd_DOWN },
},
.button_com = { 0 },
};
typedef enum {
QSpiPin_CS,
QSpiPin_SCLK,
QSpiPin_DQ0,
QSpiPin_DQ1,
QSpiPin_DQ2,
QSpiPin_DQ3,
QSpiPinCount,
} QSpiPin;
static const AfConfig BOARD_CONFIG_FLASH_PINS[] = {
[QSpiPin_CS] = {
.gpio = GPIOB,
.gpio_pin = GPIO_Pin_6,
.gpio_pin_source = GPIO_PinSource6,
.gpio_af = GPIO_AF10_QUADSPI,
},
[QSpiPin_SCLK] = {
.gpio = GPIOB,
.gpio_pin = GPIO_Pin_2,
.gpio_pin_source = GPIO_PinSource2,
.gpio_af = GPIO_AF9_QUADSPI,
},
[QSpiPin_DQ0] = {
.gpio = GPIOC,
.gpio_pin = GPIO_Pin_9,
.gpio_pin_source = GPIO_PinSource9,
.gpio_af = GPIO_AF9_QUADSPI,
},
[QSpiPin_DQ1] = {
.gpio = GPIOC,
.gpio_pin = GPIO_Pin_10,
.gpio_pin_source = GPIO_PinSource10,
.gpio_af = GPIO_AF9_QUADSPI,
},
[QSpiPin_DQ2] = {
.gpio = GPIOC,
.gpio_pin = GPIO_Pin_8,
.gpio_pin_source = GPIO_PinSource8,
.gpio_af = GPIO_AF9_QUADSPI,
},
[QSpiPin_DQ3] = {
.gpio = GPIOA,
.gpio_pin = GPIO_Pin_1,
.gpio_pin_source = GPIO_PinSource1,
.gpio_af = GPIO_AF9_QUADSPI,
},
};