I2C Implementation (#84)

Boards/M5stackCore2/Source/M5stackCore2.cpp

@@ -1,14 +1,49 @@
 #include "M5stackCore2.h"
-#include "m5stack_shared.h"
-
-extern const tt::hal::sdcard::SdCard m5stack_core2_sdcard;
+#include "M5stackShared.h"
 
 extern const tt::hal::Configuration m5stack_core2 = {
-    .bootstrap = &m5stack_bootstrap,
-    .init_graphics = &m5stack_lvgl_init,
-    .display = {
-        .set_backlight_duty = nullptr
-    },
-    .sdcard = &m5stack_core2_sdcard,
-    .power = &m5stack_power
+    .initPower = &m5stack_bootstrap,
+    .initLvgl = &m5stack_lvgl_init,
+    .sdcard = &m5stack_sdcard,
+    .power = &m5stack_power,
+    .i2c = {
+        // Internal
+        tt::hal::i2c::Configuration {
+            .port = I2C_NUM_0,
+            .initMode = tt::hal::i2c::InitByExternal,
+            .canReinit = false,
+            .hasMutableConfiguration = false,
+            .timeout = 1000,
+            .config = (i2c_config_t) {
+                .mode = I2C_MODE_MASTER,
+                .sda_io_num = GPIO_NUM_21,
+                .scl_io_num = GPIO_NUM_22,
+                .sda_pullup_en = GPIO_PULLUP_ENABLE,
+                .scl_pullup_en = GPIO_PULLUP_ENABLE,
+                .master = {
+                    .clk_speed = 400000
+                },
+                .clk_flags = 0
+            }
+        },
+        // External (Grove)
+        tt::hal::i2c::Configuration {
+            .port = I2C_NUM_1,
+            .initMode = tt::hal::i2c::InitByExternal,
+            .canReinit = true,
+            .hasMutableConfiguration = true,
+            .timeout = 1000,
+            .config = (i2c_config_t) {
+                .mode = I2C_MODE_MASTER,
+                .sda_io_num = GPIO_NUM_32,
+                .scl_io_num = GPIO_NUM_33,
+                .sda_pullup_en = GPIO_PULLUP_ENABLE,
+                .scl_pullup_en = GPIO_PULLUP_ENABLE,
+                .master = {
+                    .clk_speed = 400000
+                },
+                .clk_flags = 0
+            }
+        }
+    }
 };