mb/google/brya/var/taniks: Enable Genesys L1 max entry delay

The workaround causes the eMMC controller to not enter its L1
during the boot process

BUG=b:220079865
TEST=Build FW and run stress exceed 2500 cycles.

Signed-off-by: Joey Peng <joey.peng@lcfc.corp-partner.google.com>
Change-Id: I2a5888e943c1ebf83a54f9b172f986f8b13d9b6a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63131
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/mainboard/google/brya/Kconfig.name b/src/mainboard/google/brya/Kconfig.name
index 79320fd..614fdc3 100644
--- a/src/mainboard/google/brya/Kconfig.name
+++ b/src/mainboard/google/brya/Kconfig.name
@@ -155,6 +155,7 @@
 	select DRIVERS_GENERIC_BAYHUB_LV2
 	select DRIVERS_GENESYSLOGIC_GL9750
 	select DRIVERS_GENESYSLOGIC_GL9763E
+	select DRIVERS_GENESYSLOGIC_GL9763E_L1_MAX
 
 config BOARD_GOOGLE_VELL
 	bool "->  Vell"