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| 1 | +/* |
| 2 | + * Copyright (c) 2024 Raspberry Pi (Trading) Ltd. |
| 3 | + * |
| 4 | + * SPDX-License-Identifier: BSD-3-Clause |
| 5 | + */ |
| 6 | + |
| 7 | +// ----------------------------------------------------- |
| 8 | +// NOTE: THIS HEADER IS ALSO INCLUDED BY ASSEMBLER SO |
| 9 | +// SHOULD ONLY CONSIST OF PREPROCESSOR DIRECTIVES |
| 10 | +// ----------------------------------------------------- |
| 11 | +// Board definition for the SparkFun IoT RedBoard - RP2350 |
| 12 | +// |
| 13 | +// This header may be included by other board headers as "boards/sparkfun_iotredboard_rp2350.h" |
| 14 | + |
| 15 | +// pico_cmake_set PICO_PLATFORM=rp2350 |
| 16 | +// pico_cmake_set PICO_CYW43_SUPPORTED = 1 |
| 17 | + |
| 18 | +#ifndef _BOARDS_SPARKFUN_IOTREDBOARD_RP2350_H |
| 19 | +#define _BOARDS_SPARKFUN_IOTREDBOARD_RP2350_H |
| 20 | + |
| 21 | +// For board detection |
| 22 | +#define SPARKFUN_IOTREDBOARD_RP2350 |
| 23 | + |
| 24 | +// --- RP2350 VARIANT --- |
| 25 | +#define PICO_RP2350A 0 // 1 for RP2350A, 0 for RP2350B |
| 26 | + |
| 27 | +// --- BOARD SPECIFIC --- |
| 28 | +#define SPARKFUN_IOTREDBOARD_RP2350_USER_SW_PIN 39 |
| 29 | +#define SPARKFUN_IOTREDBOARD_RP2350_PSRAM_CS_PIN 47 |
| 30 | + |
| 31 | + |
| 32 | +// --- UART --- |
| 33 | +#ifndef PICO_DEFAULT_UART |
| 34 | +#define PICO_DEFAULT_UART 0 |
| 35 | +#endif |
| 36 | +#ifndef PICO_DEFAULT_UART_TX_PIN |
| 37 | +#define PICO_DEFAULT_UART_TX_PIN 0 |
| 38 | +#endif |
| 39 | +#ifndef PICO_DEFAULT_UART_RX_PIN |
| 40 | +#define PICO_DEFAULT_UART_RX_PIN 1 |
| 41 | +#endif |
| 42 | + |
| 43 | +// --- LED --- |
| 44 | +#ifndef PICO_DEFAULT_LED_PIN |
| 45 | +#define PICO_DEFAULT_LED_PIN 25 |
| 46 | +#endif |
| 47 | + |
| 48 | +#ifndef PICO_DEFAULT_WS2812_PIN |
| 49 | +#define PICO_DEFAULT_WS2812_PIN 3 |
| 50 | +#endif |
| 51 | + |
| 52 | +// --- I2C --- Qwiic connector is on these pins |
| 53 | +#ifndef PICO_DEFAULT_I2C |
| 54 | +#define PICO_DEFAULT_I2C 0 |
| 55 | +#endif |
| 56 | +#ifndef PICO_DEFAULT_I2C_SDA_PIN |
| 57 | +#define PICO_DEFAULT_I2C_SDA_PIN 4 |
| 58 | +#endif |
| 59 | +#ifndef PICO_DEFAULT_I2C_SCL_PIN |
| 60 | +#define PICO_DEFAULT_I2C_SCL_PIN 5 |
| 61 | +#endif |
| 62 | + |
| 63 | +// --- SPI --- |
| 64 | +#ifndef PICO_DEFAULT_SPI |
| 65 | +#define PICO_DEFAULT_SPI 0 |
| 66 | +#endif |
| 67 | +#ifndef PICO_DEFAULT_SPI_SCK_PIN |
| 68 | +#define PICO_DEFAULT_SPI_SCK_PIN 22 |
| 69 | +#endif |
| 70 | +#ifndef PICO_DEFAULT_SPI_TX_PIN |
| 71 | +#define PICO_DEFAULT_SPI_TX_PIN 23 |
| 72 | +#endif |
| 73 | +#ifndef PICO_DEFAULT_SPI_RX_PIN |
| 74 | +#define PICO_DEFAULT_SPI_RX_PIN 20 |
| 75 | +#endif |
| 76 | +#ifndef PICO_DEFAULT_SPI_CSN_PIN |
| 77 | +#define PICO_DEFAULT_SPI_CSN_PIN 21 |
| 78 | +#endif |
| 79 | + |
| 80 | +// --- FLASH --- |
| 81 | + |
| 82 | +#define PICO_BOOT_STAGE2_CHOOSE_W25Q080 1 |
| 83 | + |
| 84 | +#ifndef PICO_FLASH_SPI_CLKDIV |
| 85 | +#define PICO_FLASH_SPI_CLKDIV 2 |
| 86 | +#endif |
| 87 | + |
| 88 | +// pico_cmake_set_default PICO_FLASH_SIZE_BYTES = (16 * 1024 * 1024) |
| 89 | +#ifndef PICO_FLASH_SIZE_BYTES |
| 90 | +#define PICO_FLASH_SIZE_BYTES (16 * 1024 * 1024) |
| 91 | +#endif |
| 92 | + |
| 93 | +// The IoT RedBoard has an SD Card. |
| 94 | +#ifndef PICO_SD_CLK_PIN |
| 95 | +#define PICO_SD_CLK_PIN 10 |
| 96 | +#endif |
| 97 | +#ifndef PICO_SD_CMD_PIN |
| 98 | +#define PICO_SD_CMD_PIN 11 |
| 99 | +#endif |
| 100 | +#ifndef PICO_SD_DAT0_PIN |
| 101 | +#define PICO_SD_DAT0_PIN 8 |
| 102 | +#endif |
| 103 | +#ifndef PICO_SD_DAT3_PIN |
| 104 | +#define PICO_SD_DAT3_PIN 9 // DAT3 of the SD card is the chip select pin |
| 105 | +#endif |
| 106 | +#ifndef PICO_SD_DAT_PIN_COUNT |
| 107 | +#define PICO_SD_DAT_PIN_COUNT 1 |
| 108 | +#endif |
| 109 | + |
| 110 | +// The GPIO Pin used to monitor VSYS. Typically you would use this with ADC. |
| 111 | +// There is an example in adc/read_vsys in pico-examples. |
| 112 | +#ifndef PICO_VSYS_PIN |
| 113 | +#define PICO_VSYS_PIN 46 |
| 114 | +#endif |
| 115 | + |
| 116 | +// pico_cmake_set_default PICO_RP2350_A2_SUPPORTED = 1 |
| 117 | +#ifndef PICO_RP2350_A2_SUPPORTED |
| 118 | +#define PICO_RP2350_A2_SUPPORTED 1 |
| 119 | +#endif |
| 120 | + |
| 121 | +// Bootloader activity LED in double reset mode. |
| 122 | +#ifndef PICO_BOOTSEL_VIA_DOUBLE_RESET_ACTIVITY_LED |
| 123 | +#define PICO_BOOTSEL_VIA_DOUBLE_RESET_ACTIVITY_LED PICO_DEFAULT_LED_PIN |
| 124 | +#endif |
| 125 | + |
| 126 | +// Bootloader activity LED in USB reset mode. |
| 127 | +#ifndef PICO_STDIO_USB_RESET_BOOTSEL_ACTIVITY_LED |
| 128 | +#define PICO_STDIO_USB_RESET_BOOTSEL_ACTIVITY_LED PICO_DEFAULT_LED_PIN |
| 129 | +#endif |
| 130 | + |
| 131 | +// --- CYW43 --- |
| 132 | + |
| 133 | +#ifndef CYW43_WL_GPIO_COUNT |
| 134 | +#define CYW43_WL_GPIO_COUNT 3 |
| 135 | +#endif |
| 136 | + |
| 137 | +#ifndef CYW43_WL_GPIO_LED_PIN |
| 138 | +#define CYW43_WL_GPIO_LED_PIN 0 |
| 139 | +#endif |
| 140 | + |
| 141 | +// If CYW43_WL_GPIO_VBUS_PIN is defined then a CYW43 GPIO has to be used to read VBUS. |
| 142 | +// This can be passed to cyw43_arch_gpio_get to determine if the device is battery powered. |
| 143 | +// PICO_VBUS_PIN and CYW43_WL_GPIO_VBUS_PIN should not both be defined. |
| 144 | +#ifndef CYW43_WL_GPIO_VBUS_PIN |
| 145 | +#define CYW43_WL_GPIO_VBUS_PIN 2 |
| 146 | +#endif |
| 147 | + |
| 148 | +// cyw43 SPI pins can't be changed at runtime |
| 149 | +#ifndef CYW43_PIN_WL_DYNAMIC |
| 150 | +#define CYW43_PIN_WL_DYNAMIC 0 |
| 151 | +#endif |
| 152 | + |
| 153 | +// gpio pin to power up the cyw43 chip |
| 154 | +#ifndef CYW43_DEFAULT_PIN_WL_REG_ON |
| 155 | +#define CYW43_DEFAULT_PIN_WL_REG_ON 24u |
| 156 | +#endif |
| 157 | + |
| 158 | +// gpio pin for spi data out to the cyw43 chip |
| 159 | +#ifndef CYW43_DEFAULT_PIN_WL_DATA_OUT |
| 160 | +#define CYW43_DEFAULT_PIN_WL_DATA_OUT 38u |
| 161 | +#endif |
| 162 | + |
| 163 | +// gpio pin for spi data in from the cyw43 chip |
| 164 | +#ifndef CYW43_DEFAULT_PIN_WL_DATA_IN |
| 165 | +#define CYW43_DEFAULT_PIN_WL_DATA_IN 38u |
| 166 | +#endif |
| 167 | + |
| 168 | +// gpio (irq) pin for the irq line from the cyw43 chip |
| 169 | +#ifndef CYW43_DEFAULT_PIN_WL_HOST_WAKE |
| 170 | +#define CYW43_DEFAULT_PIN_WL_HOST_WAKE 38u |
| 171 | +#endif |
| 172 | + |
| 173 | +// gpio pin for the spi clock line to the cyw43 chip |
| 174 | +#ifndef CYW43_DEFAULT_PIN_WL_CLOCK |
| 175 | +#define CYW43_DEFAULT_PIN_WL_CLOCK 37u |
| 176 | +#endif |
| 177 | + |
| 178 | +// gpio pin for the spi chip select to the cyw43 chip |
| 179 | +#ifndef CYW43_DEFAULT_PIN_WL_CS |
| 180 | +#define CYW43_DEFAULT_PIN_WL_CS 36u |
| 181 | +#endif |
| 182 | + |
| 183 | +#endif // _BOARDS_SPARKFUN_IOTREDBOARD_RP2350_H |
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