Remove led behavior & LED comments

Should work without gpio_input_setup

machine_init.c

@@ -117,13 +117,6 @@ void machine_custom_init(void) __banked
 	REG_SET(RTL837X_REG_LED_GLB_IO_EN, 0x7624155b);
 }
 
-#elif defined MACHINE_HASIVO_S600W_4GT_2XGT_SE
-void machine_custom_init(void) __banked
-{
-    // For this device, the reset button triggers this input
-    gpio_input_setup(GPIO54_ACL_BIT2_EN);
-}
-
 #else
 void machine_custom_init(void) __banked { }
 #endif