Reorganize to allow compiling and running AVR firmware

src/board/system76/galp3-c/acpi.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+
+#include "include/acpi.h"
+
+uint8_t acpi_read(uint8_t addr) {
+    uint8_t data = 0;
+    //TODO
+    printf("acpi_read %02X = %02X\n", addr, data);
+    return data;
+}
+
+void acpi_write(uint8_t addr, uint8_t data) {
+    //TODO
+    printf("acpi_write %02X = %02X\n", addr, data);
+}