mb/amd/mayan: Improve naming of EC FW

Change the EC FW CBFS filename prefix to a more accurate "ec/"

Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: Ic789df11160e3ffe7b7294b11e1fa80e3c3961ed
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70206
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/amd/mayan/Kconfig b/src/mainboard/amd/mayan/Kconfig
index 8a54481..8cd412a 100644
--- a/src/mainboard/amd/mayan/Kconfig
+++ b/src/mainboard/amd/mayan/Kconfig
@@ -78,7 +78,7 @@
 	depends on VBOOT_SLOTS_RW_AB || VBOOT_SLOTS_RW_A
 	# Add the EFS and EC to the RO region only
 	# This is a mayan-specific override of soc/amd/morgana/Kconfig
-	default "apu/amdfw apu/ecfw"
+	default "apu/amdfw ec/ecfw"
 
 config CHROMEOS
 	# Use default libpayload config
diff --git a/src/mainboard/amd/mayan/Makefile.inc b/src/mainboard/amd/mayan/Makefile.inc
index fdf00ea..20d6f4b 100644
--- a/src/mainboard/amd/mayan/Makefile.inc
+++ b/src/mainboard/amd/mayan/Makefile.inc
@@ -25,10 +25,10 @@
 	$(call int-subtract, 0xffffffff \
 	$(CONFIG_ROM_SIZE)) $(CONFIG_MAYAN_MCHP_FW_OFFSET) 1)
 
-cbfs-files-y += apu/ecfw
-apu/ecfw-file := $(CONFIG_MAYAN_MCHP_FW_FILE)
-apu/ecfw-position := $(MAYAN_EC_POSITION)
-apu/ecfw-type := raw
+cbfs-files-y += ec/ecfw
+ec/ecfw-file := $(CONFIG_MAYAN_MCHP_FW_FILE)
+ec/ecfw-position := $(MAYAN_EC_POSITION)
+ec/ecfw-type := raw
 
 else
 files_added:: warn_no_mchp