arm_adi_v5: Add part number for Infineon XMC1000 family

arm_adi_v5: Add part number for Infineon XMC1000 family

Not documented in the Reference Manuals but found on multiple XMC1100/1202:

	Valid ROM table present
		Component base address 0xf0000000
		Peripheral ID 0x00001c11ed
		Designer is 0x0c1, Infineon (Siemens)
		Part is 0x1ed, Unrecognized
		Component class is 0x1, ROM table
		MEMTYPE system memory present on bus

Name it "XMC1000 ROM", since it didn't differ between XMC1100 and XMC1200.

Change-Id: I98a5a524c0d0836f395400fbac24fd496b2ec141
Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-on: http://openocd.zylin.com/3481
Tested-by: jenkins
Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com>