#pragma once

#define BOARD_NAME        "WS_S3_43"
#define DISPLAY_WIDTH     800
#define DISPLAY_HEIGHT    480
#define DISPLAY_ROTATION  0     // landscape, USB-C on left

// ── RGB parallel bus pins (directly to ST7262 panel) ──
#define LCD_DE     40
#define LCD_VSYNC  41
#define LCD_HSYNC  39
#define LCD_PCLK   42

#define LCD_R0  45
#define LCD_R1  48
#define LCD_R2  47
#define LCD_R3  21
#define LCD_R4  14

#define LCD_G0   5
#define LCD_G1   6
#define LCD_G2   7
#define LCD_G3  15
#define LCD_G4  16
#define LCD_G5   4

#define LCD_B0   8
#define LCD_B1   3
#define LCD_B2  46
#define LCD_B3   9
#define LCD_B4   1

// ── CH422G I2C IO expander ──
// Controls LCD_RST, TP_RST, LCD_BL, SD_CS via I2C
#define I2C_SDA  17
#define I2C_SCL  18
#define I2C_FREQ 100000

// CH422G I2C command addresses
#define CH422G_WRITE_OC   0x46
#define CH422G_SET_MODE   0x48
#define CH422G_READ_IN    0x4C

// EXIO bit positions
#define EXIO_TP_RST  (1 << 0)   // EXIO1
#define EXIO_LCD_BL  (1 << 1)   // EXIO2 — also drives DISP signal!
#define EXIO_LCD_RST (1 << 2)   // EXIO3
#define EXIO_SD_CS   (1 << 3)   // EXIO4

// ── GT911 Touch ──
#define GT911_ADDR  0x5D
#define TOUCH_INT   -1     // not wired to a readable GPIO on this board