Flesh out the RSPRO GPIO config, including the RF LED.

sys/mips/conf/AR71XX_BASE

@@ -120,3 +120,7 @@ device		gif		# ip[46] in ip[46] tunneling protocol
 device		gre		# generic encapsulation - only for IPv4 in IPv4 though atm
 
 options		ARGE_DEBUG	# Enable if_arge debugging for now
+
+# Enable GPIO
+device		gpio
+device		gpioled

sys/mips/conf/RSPRO.hints

@@ -6,6 +6,24 @@ hint.arge.1.media=1000
 hint.arge.1.fduplex=1
 hint.arge.1.phymask=0x0e
 
+# Don't flip on anything that isn't already enabled.
+# This includes leaving the SPI CS1/CS2 pins as GPIO pins as they're
+# not used here.
+hint.gpio.0.function_set=0x00000000
+hint.gpio.0.function_clear=0x00000000
+
+# These are the GPIO LEDs and buttons which can be software controlled.
+hint.gpio.0.pinmask=0x000000ff
+
+# GPIO 0: Pin 1
+# GPIO 1: Pin 2
+# GPIO 2: RF LED
+# GPIO 3: Pin 3
+# GPIO 4: Pin 4
+# GPIO 5: Pin 5
+# GPIO 6: Pin 6
+# GPIO 7: Pin 7
+
 # RF led
 hint.gpioled.0.at="gpiobus0"
 hint.gpioled.0.name="rf"