[PARISC] Update MAINTAINERS and CREDITS

Add Kyle McMartin and Thibaut Varene as maintainers for ALSA ad1889
driver.

Add myself to CREDITS.

Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>

CREDITS

@@ -2247,6 +2247,12 @@ S: 249 Nichols Avenue
 S: Syracuse, New York 13206
 S: USA
 
+N: Kyle McMartin
+E: kyle@parisc-linux.org
+D: Linux/PARISC hacker
+D: AD1889 sound driver
+S: Ottawa, Canada
+
 N: Dirk Melchers
 E: dirk@merlin.nbg.sub.org
 D: 8 bit XT hard disk driver for OMTI5520

MAINTAINERS

@@ -197,6 +197,15 @@ M:	Thorsten Knabe <linux@thorsten-knabe.de>
 W:	http://linux.thorsten-knabe.de
 S:	Maintained
 
+AD1889 SOUND DRIVER
+P:	Kyle McMartin
+M:	kyle@parisc-linux.org
+P:	Thibaut Varene
+M:	T-Bone@parisc-linux.org
+W:	http://wiki.parisc-linux.org/AD1889
+L:	parisc-linux@lists.parisc-linux.org
+S:	Maintained
+
 ADM1025 HARDWARE MONITOR DRIVER
 P:	Jean Delvare
 M:	khali@linux-fr.org