diff --git a/config/coreboot/dell9020mt_12mb/config/libgfxinit_corebootfb b/config/coreboot/dell9020mt_12mb/config/libgfxinit_corebootfb
index 1925ed68..f3d1ad3c 100644
--- a/config/coreboot/dell9020mt_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020mt_12mb/config/libgfxinit_corebootfb
@@ -235,7 +235,7 @@ CONFIG_INTEL_GMA_BCLM_WIDTH=16
 CONFIG_BOOTBLOCK_IN_CBFS=y
 CONFIG_DOMAIN_RESOURCE_32BIT_LIMIT=0xfe000000
 CONFIG_HAVE_MRC=y
-CONFIG_MRC_FILE="../../../mrc/haswell/mrc.bin"
+CONFIG_MRC_FILE="../../../mrc/broadwell/mrc.bin"
 CONFIG_DCACHE_RAM_MRC_VAR_SIZE=0x30000
 CONFIG_HPET_MIN_TICKS=0x80
 CONFIG_FIXED_MCHBAR_MMIO_BASE=0xfed10000
diff --git a/config/coreboot/dell9020mt_12mb/config/libgfxinit_txtmode b/config/coreboot/dell9020mt_12mb/config/libgfxinit_txtmode
index ffca5b39..9a221087 100644
--- a/config/coreboot/dell9020mt_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020mt_12mb/config/libgfxinit_txtmode
@@ -233,7 +233,7 @@ CONFIG_INTEL_GMA_BCLM_WIDTH=16
 CONFIG_BOOTBLOCK_IN_CBFS=y
 CONFIG_DOMAIN_RESOURCE_32BIT_LIMIT=0xfe000000
 CONFIG_HAVE_MRC=y
-CONFIG_MRC_FILE="../../../mrc/haswell/mrc.bin"
+CONFIG_MRC_FILE="../../../mrc/broadwell/mrc.bin"
 CONFIG_DCACHE_RAM_MRC_VAR_SIZE=0x30000
 CONFIG_HPET_MIN_TICKS=0x80
 CONFIG_FIXED_MCHBAR_MMIO_BASE=0xfed10000
diff --git a/config/coreboot/dell9020sff_12mb/config/libgfxinit_corebootfb b/config/coreboot/dell9020sff_12mb/config/libgfxinit_corebootfb
index ada13b04..4372b482 100644
--- a/config/coreboot/dell9020sff_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020sff_12mb/config/libgfxinit_corebootfb
@@ -224,7 +224,7 @@ CONFIG_SMM_RESERVED_SIZE=0x100000
 CONFIG_SMM_MODULE_STACK_SIZE=0x400
 CONFIG_SERIRQ_CONTINUOUS_MODE=y
 CONFIG_PRERAM_CBFS_CACHE_SIZE=0x4000
-CONFIG_EHCI_BAR=0xe8000000
+CONFIG_EHCI_BAR=0xd8000000
 CONFIG_ACPI_CPU_STRING="CP%02X"
 CONFIG_STACK_SIZE=0x2000
 CONFIG_IED_REGION_SIZE=0x400000
@@ -235,7 +235,7 @@ CONFIG_INTEL_GMA_BCLM_WIDTH=16
 CONFIG_BOOTBLOCK_IN_CBFS=y
 CONFIG_DOMAIN_RESOURCE_32BIT_LIMIT=0xfe000000
 CONFIG_HAVE_MRC=y
-CONFIG_MRC_FILE="../../../mrc/haswell/mrc.bin"
+CONFIG_MRC_FILE="../../../mrc/broadwell/mrc.bin"
 CONFIG_DCACHE_RAM_MRC_VAR_SIZE=0x30000
 CONFIG_HPET_MIN_TICKS=0x80
 CONFIG_FIXED_MCHBAR_MMIO_BASE=0xfed10000
@@ -287,7 +287,7 @@ CONFIG_CPU_MICROCODE_CBFS_DEFAULT_BINS=y
 #
 CONFIG_NORTHBRIDGE_INTEL_HASWELL=y
 # CONFIG_USE_NATIVE_RAMINIT is not set
-# CONFIG_USE_BROADWELL_MRC is not set
+CONFIG_USE_BROADWELL_MRC=y
 # CONFIG_HASWELL_HIDE_PEG_FROM_MRC is not set
 
 #
diff --git a/config/coreboot/dell9020sff_12mb/config/libgfxinit_txtmode b/config/coreboot/dell9020sff_12mb/config/libgfxinit_txtmode
index d6279c26..a7f49ea8 100644
--- a/config/coreboot/dell9020sff_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020sff_12mb/config/libgfxinit_txtmode
@@ -222,7 +222,7 @@ CONFIG_SMM_RESERVED_SIZE=0x100000
 CONFIG_SMM_MODULE_STACK_SIZE=0x400
 CONFIG_SERIRQ_CONTINUOUS_MODE=y
 CONFIG_PRERAM_CBFS_CACHE_SIZE=0x4000
-CONFIG_EHCI_BAR=0xe8000000
+CONFIG_EHCI_BAR=0xd8000000
 CONFIG_ACPI_CPU_STRING="CP%02X"
 CONFIG_STACK_SIZE=0x2000
 CONFIG_IED_REGION_SIZE=0x400000
@@ -233,7 +233,7 @@ CONFIG_INTEL_GMA_BCLM_WIDTH=16
 CONFIG_BOOTBLOCK_IN_CBFS=y
 CONFIG_DOMAIN_RESOURCE_32BIT_LIMIT=0xfe000000
 CONFIG_HAVE_MRC=y
-CONFIG_MRC_FILE="../../../mrc/haswell/mrc.bin"
+CONFIG_MRC_FILE="../../../mrc/broadwell/mrc.bin"
 CONFIG_DCACHE_RAM_MRC_VAR_SIZE=0x30000
 CONFIG_HPET_MIN_TICKS=0x80
 CONFIG_FIXED_MCHBAR_MMIO_BASE=0xfed10000
@@ -285,7 +285,7 @@ CONFIG_CPU_MICROCODE_CBFS_DEFAULT_BINS=y
 #
 CONFIG_NORTHBRIDGE_INTEL_HASWELL=y
 # CONFIG_USE_NATIVE_RAMINIT is not set
-# CONFIG_USE_BROADWELL_MRC is not set
+CONFIG_USE_BROADWELL_MRC=y
 # CONFIG_HASWELL_HIDE_PEG_FROM_MRC is not set
 
 #
diff --git a/config/vendor/sources b/config/vendor/sources
index 628ca52c..516e7576 100644
--- a/config/vendor/sources
+++ b/config/vendor/sources
@@ -23,7 +23,7 @@
 
 # NOTE: google's manifest for archives containing mrc.bin, used here:
 # https://web.archive.org/web/20210211071412/https://dl.google.com/dl/edgedl/chromeos/recovery/recovery.conf
-{t440pmrc w541mrc t440plibremrc w541 dell9020mt dell9020sff_12mb}{
+{t440pmrc w541mrc t440plibremrc w541}{
 	DL_hash f3d79aec805c8b0094a4081be76b3a22d329c479ad18210449b7acc3236ccfc4a2103eaa7c5b79a4872bfd699eede047efd46dfb06dc8f47e3216fc254612998
 	DL_url https://download.lenovo.com/pccbbs/mobiles/glrg22ww.exe
 	DL_url_bkup https://web.archive.org/web/20211120031520/https://download.lenovo.com/pccbbs/mobiles/glrg22ww.exe
@@ -33,6 +33,16 @@
 	MRC_board peppy
 }
 
+{dell9020mt dell9020sff}{
+	DL_hash f3d79aec805c8b0094a4081be76b3a22d329c479ad18210449b7acc3236ccfc4a2103eaa7c5b79a4872bfd699eede047efd46dfb06dc8f47e3216fc254612998
+	DL_url https://download.lenovo.com/pccbbs/mobiles/glrg22ww.exe
+	DL_url_bkup https://web.archive.org/web/20211120031520/https://download.lenovo.com/pccbbs/mobiles/glrg22ww.exe
+	MRC_url https://dl.google.com/dl/edgedl/chromeos/recovery/chromeos_13904.77.0_samus_recovery_stable-channel_mp-v3.bin.zip
+	MRC_url_bkup https://web.archive.org/web/20220310155922/https://dl.google.com/dl/edgedl/chromeos/recovery/chromeos_13904.77.0_samus_recovery_stable-channel_mp-v3.bin.zip
+	MRC_hash 3ff1599c52539f0707a07a8664a84ce51cd3fed1569df4bb7aa6722fc8dec0af1754250333b6ca1a9794d970a4de7b29a5cf2499f5b61e4c3eab64d1314aaea9
+	MRC_board samus
+}
+
 {hp820g2}{
 	DL_hash 1ac05a3e4f46426eeb77f89c4aca25ed1ad64479d8fcba6a3ab63a944512bacbc5d148cc7b9c4ff4b8c90a1fb1de4776e46f14aca8021900e0df37246aa0b717
 	DL_url https://download.lenovo.com/pccbbs/mobiles/n10rg50w.exe