treewide: Capitalize 'CMOS'

Change-Id: I1d36e554618498d70f33f6c425b0abc91d4fb952
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38928
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Peter Lemenkov <lemenkov@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/intel/i82371eb/fadt.c b/src/southbridge/intel/i82371eb/fadt.c
index cbfb0af..15ab0ee 100644
--- a/src/southbridge/intel/i82371eb/fadt.c
+++ b/src/southbridge/intel/i82371eb/fadt.c
@@ -80,7 +80,7 @@
 	fadt->flush_stride = 0;
 	fadt->duty_offset = 1; /* bit 1:3 in PCNTRL reg (pmbase+0x10) */
 	fadt->duty_width = 3; /* this width is in bits */
-	fadt->day_alrm = 0x0d; /* rtc cmos RAM offset */
+	fadt->day_alrm = 0x0d; /* rtc CMOS RAM offset */
 	fadt->mon_alrm = 0x0; /* not supported */
 	fadt->century = 0x0; /* not supported */
 	/*