soc/amd/glinda: Update GPP_CLK_OUTPUT_AVAILABLE to 7

Glinda started as a copy of mendocino and GPP_CLK_OUTPUT_AVAILABLE was
not updated. GPP_CLK_OUTPUT_AVAILABLE should be 7 as per Processor
Programming Reference (PPR) (#57254), table "GPP ClkREQB Mapping".

Change-Id: I26e9dea58b2ddf5cbedbcccb8bcbc5f9efab3165
Signed-off-by: Varshit Pandya <pandyavarshit@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80701
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/amd/glinda/include/soc/southbridge.h b/src/soc/amd/glinda/include/soc/southbridge.h
index 9cd835b..b7ac8a8 100644
--- a/src/soc/amd/glinda/include/soc/southbridge.h
+++ b/src/soc/amd/glinda/include/soc/southbridge.h
@@ -87,7 +87,7 @@
 #define FCH_LEGACY_UART_DECODE		(ALINK_AHB_ADDRESS + 0x20) /* 0xfedc0020 */
 
 /* FCH MISC Registers 0xfed80e00 */
-#define     GPP_CLK_OUTPUT_AVAILABLE	4
+#define     GPP_CLK_OUTPUT_AVAILABLE	7
 
 #define MISC_CLKGATEDCNTL		0x2c
 #define   ALINKCLK_GATEOFFEN		BIT(16)