arm: xenguest_arm64: Add a empty devicetree file

Add an empty version of this file, so that we can at least build this
board when devicetrees are required.

The real devicetree is created by the Xen project on-the-fly.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index d53bae2c350218c5ff60d92067d0b4082a67e7da..f6345988c8c41d192caeaeabbe30013518f220bc 100644 (file)
--- 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 (file)
index 0000000..d873443
--- /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 8d9d9133a2e7eb909993d540e2bac9ac91e0769e..edce34346d3b65e980160225a03709fcbec04633 100644 (file)
--- 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