tcl/target|board: add config Atheros ar2313

Add configs for Atheros ar2313 MIPS based WiSoC and
board based on this chip: Netgear WP102

Change-Id: Id93957b5d5851a272f15be35f9f448a9ce6d8a08
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Reviewed-on: http://openocd.zylin.com/2835
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>

tcl/board/netgear-wg102.cfg

@@ -0,0 +1,35 @@
+source [find target/atheros_ar2313.cfg]
+
+reset_config trst_and_srst
+
+$_TARGETNAME configure -event reset-init {
+	mips32 cp0 12 0 0x10400000
+
+	# configure sdram controller
+	mww 0xb8300004 0x0e03
+	sleep 100
+	mww 0xb8300004 0x0e01
+	mww 0xb8300008 0x10
+	sleep 500
+	mww 0xb8300004 0x0e02
+
+	mww 0xb8300000 0x6c0088
+	mww 0xb8300008 0x57e
+	mww 0xb8300004 0x0e00
+	mww 0xb8300004 0xb00
+
+	# configure flash
+	#                 0x00000001 - 0x01 << FLASHCTL_IDCY_S
+	#                 0x000000e0 - 0x07 << FLASHCTL_WST1_S
+	# FLASHCTL_RBLE   0x00000400 - Read byte lane enable
+	#                 0x00003800 - 0x07 << FLASHCTL_WST2_S
+	# FLASHCTL_AC_8M  0x00060000 - Size of flash
+	# FLASHCTL_E      0x00080000 - Flash bank enable (added)
+	# FLASHCTL_WP     0x04000000 - write protect. If used, CFI mode wont work!!
+	# FLASHCTL_MWx16  0x10000000 - 16bit mode. Do not use it!!
+	# FLASHCTL_MWx8   0x00000000 - 8bit mode.
+	mww 0xb8400000 0x000d3ce1
+}
+
+set _FLASHNAME $_CHIPNAME.flash
+flash bank $_FLASHNAME cfi 0xbe000000 0x00400000 1 1 $_TARGETNAME x16_as_x8

tcl/target/atheros_ar2313.cfg

@@ -0,0 +1,16 @@
+if { [info exists CHIPNAME] } {
+	set _CHIPNAME $_CHIPNAME
+} else {
+	set _CHIPNAME ar2313
+}
+
+if { [info exists CPUTAPID] } {
+	set _CPUTAPID $CPUTAPID
+} else {
+	set _CPUTAPID 0x00000001
+}
+
+jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id $_CPUTAPID
+
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME mips_m4k -endian big -chain-position $_TARGETNAME