refactor(doorbell): migrate ESP32-S3 to ESP_IOExpander library

boards/esp32-s3-lcd-43/board_config.h

@@ -1,52 +1,41 @@
 #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
+#define BOARD_NAME       "WS_S3_43"
+#define DISPLAY_WIDTH    800
+#define DISPLAY_HEIGHT   480
+#define DISPLAY_ROTATION 0
 
-// ── RGB parallel bus pins (directly to ST7262 panel) ──
-#define LCD_DE     40
-#define LCD_VSYNC  41
-#define LCD_HSYNC  39
-#define LCD_PCLK   42
+// ── RGB parallel bus (from Westcott1 reference) ──
+#define LCD_DE           5
+#define LCD_VSYNC        3
+#define LCD_HSYNC        46
+#define LCD_PCLK         7
 
-#define LCD_R0  45
-#define LCD_R1  48
-#define LCD_R2  47
-#define LCD_R3  21
-#define LCD_R4  14
+#define LCD_R0           1
+#define LCD_R1           2
+#define LCD_R2           42
+#define LCD_R3           41
+#define LCD_R4           40
 
-#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_G0           39
+#define LCD_G1           0
+#define LCD_G2           45
+#define LCD_G3           48
+#define LCD_G4           47
+#define LCD_G5           21
 
-#define LCD_B0   8
-#define LCD_B1   3
-#define LCD_B2  46
-#define LCD_B3   9
-#define LCD_B4   1
+#define LCD_B0           14
+#define LCD_B1           38
+#define LCD_B2           18
+#define LCD_B3           17
+#define LCD_B4           10
 
-// ── 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
+// ── I2C bus (shared: CH422G + GT911) ──
+#define I2C_MASTER_NUM   0
+#define I2C_MASTER_SDA   8
+#define I2C_MASTER_SCL   9
 
 // ── GT911 Touch ──
-#define GT911_ADDR  0x5D
-#define TOUCH_INT   -1     // not wired to a readable GPIO on this board
+#define GT911_ADDR       0x5D
+#define TOUCH_INT        -1
+