General bugfixes + hardcoded name replacement

bootloader/utils/btn.c

@@ -20,6 +20,7 @@
 #include "../soc/gpio.h"
 #include "../soc/t210.h"
 #include "util.h"
+#include "../power/max77620.h"
 
 u32 btn_read()
 {
@@ -28,7 +29,7 @@ u32 btn_read()
 		res |= BTN_VOL_DOWN;
 	if (!gpio_read(GPIO_PORT_X, GPIO_PIN_6))
 		res |= BTN_VOL_UP;
-	if (i2c_recv_byte(4, 0x3C, 0x15) & 0x4)
+	if (i2c_recv_byte(4, MAX77620_I2C_ADDR, 0x15) & 0x4)
 		res |= BTN_POWER;
 	return res;
 }