Add an empty file to prevent build errors when building with CONFIG_OF_SEPARATE enabled.
The build instructions in U-Boot do not provide enough detail to build a useful devicetree, unfortunately.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v7: - Use 'empty' instead of 'fake'
arch/arm/dts/Makefile | 2 ++ arch/arm/dts/xenguest-arm64.dts | 15 +++++++++++++++ configs/xenguest_arm64_defconfig | 2 +- 3 files changed, 18 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/xenguest-arm64.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index d53bae2c350..f6345988c8c 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1140,6 +1140,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt8516-pumpkin.dtb \ mt8518-ap1-emmc.dtb
+dtb-$(CONFIG_XEN) += xenguest-arm64.dtb + dtb-$(CONFIG_TARGET_GE_BX50V3) += \ imx6q-bx50v3.dtb \ imx6q-b850v3.dtb \ diff --git a/arch/arm/dts/xenguest-arm64.dts b/arch/arm/dts/xenguest-arm64.dts new file mode 100644 index 00000000000..d8734433763 --- /dev/null +++ b/arch/arm/dts/xenguest-arm64.dts @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Empty devicetree file for xenguest_arm64 + * + * This is required to make the board build with CONFIG OF_SEPARATE + * Build instructions at xenguest_arm64.rst are inadequate for obtaining a real + * devicetree. + * + * Copyright 2021 Google LLC + */ + +/dts-v1/; + +/ { +}; diff --git a/configs/xenguest_arm64_defconfig b/configs/xenguest_arm64_defconfig index 8d9d9133a2e..edce34346d3 100644 --- a/configs/xenguest_arm64_defconfig +++ b/configs/xenguest_arm64_defconfig @@ -3,7 +3,7 @@ CONFIG_POSITION_INDEPENDENT=y CONFIG_TARGET_XENGUEST_ARM64=y CONFIG_SYS_TEXT_BASE=0x40080000 CONFIG_SYS_MALLOC_LEN=0x2000000 -CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_DEFAULT_DEVICE_TREE="xenguest-arm64" CONFIG_IDENT_STRING=" xenguest" CONFIG_SYS_LOAD_ADDR=0x40000000 CONFIG_BOOTDELAY=10