nrhw20: cleanup code in board file

board/nm/nrhw20/board.c

@@ -525,6 +525,9 @@ static void init_pcie_slot(void)
 
 	mdelay(10);					/* PCIe requires at least 1ms delay between power on and reset release */
 	gpio_set_value(NETBIRD_GPIO_RST_PCI, 0);	/* Release reset */
+
+	/* TODO: Define state of W_DISABLE */
+
 }
 
 static void init_gsm(void)
@@ -810,7 +813,7 @@ static void blink_led(void)
 	set_status_led(0, 1);
 }
 
-static int check_reset_button(void)
+static void check_reset_button(void)
 {
 	int counter = 0;
 
@@ -833,13 +836,12 @@ static int check_reset_button(void)
 		}
 	} while (counter < 12000);
 
-	/* Don't do anything for duration < 2s */
-	if (counter < 2000)
-		return 0;
-
-	/* Do factory reset for duration between ~5s and ~15s */
-	if (counter < 12000)
+	if (counter < 2000) {
+		/* Don't do anything for duration < 2s */
+	}
+	else if (counter < 12000)
 	{
+		/* Do factory reset for duration between 2s and 12s */
 		char new_bootargs[512];
 		char *bootargs = getenv("bootargs");
 
@@ -851,27 +853,19 @@ static int check_reset_button(void)
 		strncat(new_bootargs, " factory-reset", sizeof(new_bootargs));
 
 		setenv("bootargs", new_bootargs);
-
-		printf("bootargs = %s\n", new_bootargs);
-
-		return 1;
 	}
-
-	/* Boot into recovery for duration > 15s */
 	else
 	{
-		/* set consoledev to external port */
-		/* setenv("consoledev", "ttyS1"); */
+		/* Boot into recovery for duration > 12s */
 
 		printf("Booting recovery image...\n");
 
 		/* Set bootcmd to run recovery */
 		setenv("bootcmd", "run recovery");
 
-		return 0;
+		/* set consoledev to external port */
+		/* setenv("consoledev", "ttyS1"); */
 	}
-
-	return 0;
 }
 #endif