Make configuration of ATNGW100 serial ports selectable in kernel configuration.

Signed-off-by: Anders Blomdell <anders.blomdell@control.lth.se>



diff -urb orig/arch/avr32/boards/atngw100/Kconfig linux-2.6.27-rc6/arch/avr32/boards/atngw100/Kconfig
--- orig/arch/avr32/boards/atngw100/Kconfig	2008-10-09 17:56:14.000000000 +0200
+++ linux-2.6.27-rc6/arch/avr32/boards/atngw100/Kconfig	2008-10-09 16:26:08.000000000 +0200
@@ -0,0 +1,18 @@
+config SERIAL_ATMEL_USART0
+	bool "Enable USART0"
+	depends on SERIAL_ATMEL
+	help
+	  Enable USART0 (on expansion header J5, pins 12, 11)
+
+config SERIAL_ATMEL_USART2
+	bool "Enable USART2"
+	depends on SERIAL_ATMEL
+	help
+	  Enable USART2 (on expansion header J6, pins 27, 26)
+
+config SERIAL_ATMEL_USART3
+	bool "Enable USART3"
+	depends on SERIAL_ATMEL
+	help
+	  Enable USART3 (on expansion header J6, pins 17, 18)
+
diff -urb orig/arch/avr32/boards/atngw100/setup.c linux-2.6.27-rc6/arch/avr32/boards/atngw100/setup.c
--- orig/arch/avr32/boards/atngw100/setup.c	2008-10-09 17:54:55.000000000 +0200
+++ linux-2.6.27-rc6/arch/avr32/boards/atngw100/setup.c	2008-10-09 16:33:50.000000000 +0200
@@ -114,8 +114,20 @@
 
 void __init setup_board(void)
 {
-	at32_map_usart(1, 0);	/* USART 1: /dev/ttyS0, DB9 */
+	int i = 0;
+
+	at32_map_usart(1, i++);	/* USART 1: /dev/ttyS0, DB9 */
 	at32_setup_serial_console(0);
+
+#ifdef CONFIG_SERIAL_ATMEL_USART0
+	at32_map_usart(0, i++);	/* USART 0: /dev/ttySX, J5, pins 12, 11 */
+#endif
+#ifdef CONFIG_SERIAL_ATMEL_USART2
+	at32_map_usart(2, i++);	/* USART 2: /dev/ttySX, J6, pins 27, 26 */
+#endif
+#ifdef CONFIG_SERIAL_ATMEL_USART3
+	at32_map_usart(3, i++);	/* USART 3: /dev/ttySX, J6, pins 17, 18 */
+#endif
 }
 
 static const struct gpio_led ngw_leds[] = {
@@ -170,7 +182,17 @@
 
 	at32_add_system_devices();
 
-	at32_add_device_usart(0);
+	i = 0;
+	at32_add_device_usart(i++);
+#ifdef CONFIG_SERIAL_ATMEL_USART0
+	at32_add_device_usart(i++);
+#endif
+#ifdef CONFIG_SERIAL_ATMEL_USART2
+	at32_add_device_usart(i++);
+#endif
+#ifdef CONFIG_SERIAL_ATMEL_USART3
+	at32_add_device_usart(i++);
+#endif
 
 	set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
 	set_hw_addr(at32_add_device_eth(1, &eth_data[1]));
diff -urb orig/arch/avr32/Kconfig linux-2.6.27-rc6/arch/avr32/Kconfig
--- orig/arch/avr32/Kconfig	2008-10-09 17:54:55.000000000 +0200
+++ linux-2.6.27-rc6/arch/avr32/Kconfig	2008-10-09 16:21:49.000000000 +0200
@@ -125,6 +125,10 @@
 source "arch/avr32/boards/atstk1000/Kconfig"
 endif
 
+if BOARD_ATNGW100
+source "arch/avr32/boards/atngw100/Kconfig"
+endif
+
 choice
 	prompt "Boot loader type"
 	default LOADER_U_BOOT