Add JD9853 display support for M5ChainCaptain

src/M5GFX.cpp

@@ -23,6 +23,7 @@
 #include "lgfx/v1/panel/Panel_ST7735.hpp"
 #include "lgfx/v1/panel/Panel_ST7789.hpp"
 #include "lgfx/v1/panel/Panel_GC9A01.hpp"
+#include "lgfx/v1/panel/Panel_JD9853.hpp"
 #include "lgfx/v1/panel/Panel_GDEW0154M09.hpp"
 #include "lgfx/v1/panel/Panel_GDEW0154D67.hpp"
 #include "lgfx/v1/panel/Panel_IT8951.hpp"
@@ -2228,21 +2229,22 @@ namespace m5gfx
             bus_spi->config(bus_cfg);
             bus_spi->init();
 
-            auto p = new Panel_ST7789();
+            auto p = new Panel_JD9853();
             p->bus(bus_spi);
             {
               auto cfg = p->config();
               cfg.pin_cs = GPIO_NUM_45;
               cfg.pin_rst = GPIO_NUM_NC;
               cfg.memory_width = 240;
+              // Chain Captain uses a 240-line window at y=80 in a 320-line GRAM.
               cfg.memory_height = 320;
               cfg.panel_width = 240;
               cfg.panel_height = 240;
               cfg.offset_x = 0;
               cfg.offset_y = 0;
               cfg.offset_rotation = 2;
               cfg.readable = false;
-              cfg.invert = true;
+              cfg.rgb_order = true;
               cfg.bus_shared = false;
               p->config(cfg);
               p->setRotation(0);

src/lgfx/v1/panel/Panel_JD9853.hpp

@@ -0,0 +1,84 @@
+/*----------------------------------------------------------------------------/
+  Lovyan GFX - Graphics library for embedded devices.
+
+Original Source:
+ https://github.com/lovyan03/LovyanGFX/
+
+Licence:
+ [FreeBSD](https://github.com/lovyan03/LovyanGFX/blob/master/license.txt)
+
+Author:
+ [lovyan03](https://twitter.com/lovyan03)
+/----------------------------------------------------------------------------*/
+#pragma once
+
+#include "Panel_GC9A01.hpp"
+
+namespace lgfx
+{
+ inline namespace v1
+ {
+
+  // HSD015BPN2-A0 240x240 JD9853 panel used by M5ChainCaptain.
+  struct Panel_JD9853 : public Panel_GC9xxx
+  {
+    Panel_JD9853(void)
+    {
+      _cfg.memory_width = 240;
+      _cfg.panel_width = 240;
+      _cfg.panel_height = 240;
+      _cfg.memory_height = _cfg.panel_height;
+      _cfg.dummy_read_pixel = 16;
+    }
+
+  protected:
+    uint8_t getColMod(uint8_t bpp) const override
+    {
+      return bpp > 16 ? 0x66 : 0x05;
+    }
+
+    const uint8_t* getInitCommands(uint8_t listno) const override
+    {
+      static constexpr uint8_t list0[] = {
+        0x01, 0 + CMD_INIT_DELAY, 20,
+        0xDF, 2, 0x98, 0x53,
+        0xDE, 1, 0x00,
+        0xB2, 1, 0x38,
+        0xB7, 4, 0x00, 0x29, 0x00, 0x51,
+        0xBB, 6, 0x28, 0x2F, 0x55, 0x73, 0x63, 0xF0,
+        0xC0, 2, 0x22, 0xA2,
+        0xC1, 1, 0x12,
+        0xC3, 8, 0x7D, 0x08, 0x08, 0x0C, 0xC2, 0x72, 0x22, 0x88,
+        0xC4, 12, 0x00, 0x00, 0xA0, 0x79, 0x0A, 0x0B, 0x16, 0x79, 0x0A, 0x0B, 0x16, 0x82,
+        0xC8, 32,
+          0x3F, 0x29, 0x23, 0x20, 0x27, 0x2D, 0x2A, 0x2B,
+          0x2A, 0x28, 0x25, 0x17, 0x12, 0x0D, 0x07, 0x02,
+          0x3F, 0x29, 0x23, 0x20, 0x27, 0x2D, 0x2A, 0x2B,
+          0x2A, 0x28, 0x25, 0x17, 0x12, 0x0D, 0x07, 0x02,
+        0xD0, 5, 0x04, 0x04, 0x6A, 0x1C, 0x03,
+        0xD7, 2, 0x00, 0x20,
+        0xE6, 1, 0x10,
+        0xDE, 1, 0x01,
+        0xBB, 1, 0x04,
+        0xD7, 1, 0x12,
+        0xB7, 5, 0x03, 0x13, 0xE5, 0x38, 0x38,
+        0xC1, 3, 0x14, 0x15, 0xC0,
+        0xC2, 2, 0x06, 0x3A,
+        0xC4, 2, 0x72, 0x12,
+        0xBE, 1, 0x00,
+        0xDE, 1, 0x00,
+        0x35, 1, 0x00,
+        0x36, 1, 0x00,
+        0x3A, 1, 0x05,
+        0x2A, 4, 0x00, 0x00, 0x00, 0xEF,
+        0x2B, 4, 0x00, 0x00, 0x00, 0xEF,
+        0x11, 0 + CMD_INIT_DELAY, 120,
+        0x29, 0 + CMD_INIT_DELAY, 10,
+        0xFF, 0xFF,
+      };
+      return listno == 0 ? list0 : nullptr;
+    }
+  };
+
+ }
+}