azalia: Add Azalia Reset macro

Provide an reset macro that will use Verb ID 0x7ff and Payload 0 to
execute function reset.

Change-Id: Ie788b7153e25b764cd1d33753af17d5ed4903c36
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/c/29554
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>

src/include/device/azalia_device.h

@@ -47,6 +47,10 @@ extern const u32 pc_beep_verbs_size;
 	(((codec) << 28) | ((pin) << 20) | (0x71f << 8)	\
 		| (((val) >> 24) & 0xff))
 
+#define AZALIA_RESET(pin)					\
+	(((pin) << 20) | 0x7ff00), (((pin) << 20) | 0x7ff00),	\
+	(((pin) << 20) | 0x7ff00), (((pin) << 20) | 0x7ff00)
+
 #define AZALIA_SUBVENDOR(codec, val)		    \
 	(((codec) << 28) | (0x01720 << 8) | ((val) & 0xff)),	\
 	(((codec) << 28) | (0x01721 << 8) | (((val) >> 8) & 0xff)), \