#ifndef BOARD_PICO2_EINK_H
#define BOARD_PICO2_EINK_H

#include "pico/stdlib.h"

// ============================================================================
// Raspberry Pi Pico 2 with E-Ink Display
// ============================================================================

#define BOARD_NAME "Raspberry Pi Pico 2 + E-Ink Display"

// Display Configuration
#define DISPLAY_WIDTH 400
#define DISPLAY_HEIGHT 300
#define DISPLAY_TYPE_SELECTED 2  // DISPLAY_TYPE_EPAPER_VAL

// Touch Configuration (if your e-ink has touch, otherwise use TOUCH_TYPE_NONE)
#define TOUCH_TYPE_SELECTED 1  // TOUCH_TYPE_NONE_VAL
#define TOUCH_SWAP_XY false
#define TOUCH_INVERT_X false
#define TOUCH_INVERT_Y false

// SPI pins for E-Ink display (using SPI0)
#define DISPLAY_SPI_PORT spi0
#define DISPLAY_SCK_PIN  2   // GP2
#define DISPLAY_MOSI_PIN 3   // GP3
#define DISPLAY_MISO_PIN 4   // GP4 (often not used by e-paper)
#define DISPLAY_CS_PIN   5   // GP5
#define DISPLAY_DC_PIN   6   // GP6 (Data/Command)
#define DISPLAY_RST_PIN  7   // GP7 (Reset)
#define DISPLAY_BL_PIN   8   // GP8 - Not used for e-ink, but needs valid pin number
#define DISPLAY_BUSY_PIN 9   // GP9 - E-paper BUSY pin (critical!)

// I2C pins for touch (if using touch-enabled e-ink)
#define TOUCH_I2C_PORT i2c0
#define TOUCH_SDA_PIN  12  // GP12
#define TOUCH_SCL_PIN  13  // GP13
#define TOUCH_INT_PIN  14  // GP14
#define TOUCH_RST_PIN  15  // GP15

// SD card pins (separate SPI1) - optional
#define SD_SPI_PORT    spi1
#define SD_CS_PIN      17  // GP17
#define SD_MISO_PIN    16  // GP16
#define SD_MOSI_PIN    19  // GP19
#define SD_SCK_PIN     18  // GP18

// Common configuration
#define SPI_BAUDRATE (4 * 1000 * 1000)   // 4 MHz for e-paper (slower than TFT)
#define I2C_BAUDRATE (400 * 1000)        // 400 kHz for touch

#endif // BOARD_PICO2_EINK_H