diff --git a/boot/uboot/Config.in b/boot/uboot/Config.in
index f17f932c9e95..6087534fee2d 100644
--- a/boot/uboot/Config.in
+++ b/boot/uboot/Config.in
@@ -744,4 +744,12 @@ config BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS
 	  List of custom make options passed at build time. Can be
 	  used for example to pass a DEVICE_TREE= value.
 
+config BR2_TARGET_UBOOT_SCP_FIRMWARE
+	string "System Control Processor (SCP) firmware location"
+	help
+	  Location of a SCP firmware binary.
+
+	  If not empty, holds firmware for an external platform-specific
+	  coprocessor.
+
 endif # BR2_TARGET_UBOOT
diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk
index 2796b0a31010..18997cbdbe26 100644
--- a/boot/uboot/uboot.mk
+++ b/boot/uboot/uboot.mk
@@ -176,7 +176,8 @@ UBOOT_MAKE_OPTS += \
 	ARCH=$(UBOOT_ARCH) \
 	HOSTCC="$(HOSTCC) $(subst -I/,-isystem /,$(subst -I /,-isystem /,$(HOST_CFLAGS)))" \
 	HOSTLDFLAGS="$(HOST_LDFLAGS)" \
-	$(call qstrip,$(BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS))
+	$(call qstrip,$(BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS)) \
+	SCP=$(BR2_TARGET_UBOOT_SCP_FIRMWARE)
 
 # Disable FDPIC if enabled by default in toolchain
 ifeq ($(BR2_BINFMT_FDPIC),y)
diff --git a/configs/olimex_a64_olinuxino_defconfig b/configs/olimex_a64_olinuxino_defconfig
index ad446ea18c82..b63ea51bc6d3 100644
--- a/configs/olimex_a64_olinuxino_defconfig
+++ b/configs/olimex_a64_olinuxino_defconfig
@@ -29,7 +29,7 @@ BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_FORMAT_CUSTOM=y
 BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_MTOOLS=y
diff --git a/configs/orangepi_pc2_defconfig b/configs/orangepi_pc2_defconfig
index 46d04b34c845..d61ffd0f5f24 100644
--- a/configs/orangepi_pc2_defconfig
+++ b/configs/orangepi_pc2_defconfig
@@ -33,5 +33,5 @@ BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_GENIMAGE=y
diff --git a/configs/orangepi_zero2w_defconfig b/configs/orangepi_zero2w_defconfig
index c2030b05c20a..64c06d42315a 100644
--- a/configs/orangepi_zero2w_defconfig
+++ b/configs/orangepi_zero2w_defconfig
@@ -37,6 +37,6 @@ BR2_TARGET_UBOOT_NEEDS_GNUTLS=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_UBOOT_TOOLS=y
diff --git a/configs/orangepi_zero3_defconfig b/configs/orangepi_zero3_defconfig
index c6aa9c991a6c..78c7d6daff00 100644
--- a/configs/orangepi_zero3_defconfig
+++ b/configs/orangepi_zero3_defconfig
@@ -38,6 +38,6 @@ BR2_TARGET_UBOOT_NEEDS_GNUTLS=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_UBOOT_TOOLS=y
diff --git a/configs/orangepi_zero_plus2_defconfig b/configs/orangepi_zero_plus2_defconfig
index 2b7ad2064d96..73b18533a28e 100644
--- a/configs/orangepi_zero_plus2_defconfig
+++ b/configs/orangepi_zero_plus2_defconfig
@@ -45,5 +45,5 @@ BR2_TARGET_UBOOT_NEEDS_GNUTLS=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_GENIMAGE=y
diff --git a/configs/orangepi_zero_plus_defconfig b/configs/orangepi_zero_plus_defconfig
index 48c8e993f020..c6eee1d4115b 100644
--- a/configs/orangepi_zero_plus_defconfig
+++ b/configs/orangepi_zero_plus_defconfig
@@ -34,5 +34,5 @@ BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_GENIMAGE=y
diff --git a/configs/pine64_defconfig b/configs/pine64_defconfig
index 8975f3b1a211..f719cd9d2fef 100644
--- a/configs/pine64_defconfig
+++ b/configs/pine64_defconfig
@@ -29,7 +29,7 @@ BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
 BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_MTOOLS=y
diff --git a/support/testing/tests/boot/test_atf.py b/support/testing/tests/boot/test_atf.py
index 6142dd36c12a..d00bfa0ff931 100644
--- a/support/testing/tests/boot/test_atf.py
+++ b/support/testing/tests/boot/test_atf.py
@@ -25,7 +25,7 @@ class TestATFAllwinner(infra.basetest.BRTest):
         BR2_TARGET_UBOOT_NEEDS_ATF_BL31=y
         BR2_TARGET_UBOOT_SPL=y
         BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"
-        BR2_TARGET_UBOOT_CUSTOM_MAKEOPTS="SCP=/dev/null"
+        BR2_TARGET_UBOOT_SCP_FIRMWARE="/dev/null"
         """
 
     def test_run(self):