arm: qemu-ppce500: Add a devicetree file

This uses QEMU virt which creates its own devicetree.

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

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

diff --git a/arch/powerpc/dts/Makefile b/arch/powerpc/dts/Makefile
index ceaa8ce5c829506aa68421eaeea691f619b62102..66d22ae8a45db4304c8b34b0c0b40a27200fc404 100644 (file)
--- a/arch/powerpc/dts/Makefile
+++ b/arch/powerpc/dts/Makefile
@@ -18,6 +18,7 @@ dtb-$(CONFIG_TARGET_P2041RDB) += p2041rdb.dtb
 dtb-$(CONFIG_TARGET_P3041DS) += p3041ds.dtb
 dtb-$(CONFIG_TARGET_P4080DS) += p4080ds.dtb
 dtb-$(CONFIG_TARGET_P5040DS) += p5040ds.dtb
+dtb-$(CONFIG_TARGET_QEMU_PPCE500) += qemu-ppce500.dtb
 dtb-$(CONFIG_TARGET_SOCRATES) += socrates.dtb
 dtb-$(CONFIG_TARGET_T1024RDB) += t1024rdb.dtb
 dtb-$(CONFIG_TARGET_T1042D4RDB) += t1042d4rdb.dtb

diff --git a/arch/powerpc/dts/qemu-ppce500.dts b/arch/powerpc/dts/qemu-ppce500.dts
new file mode 100644 (file)
index 0000000..e88e09e
--- /dev/null
+++ b/arch/powerpc/dts/qemu-ppce500.dts
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Empty device tree for qemu-ppce400
+ *
+ * Copyright 2021 Google LLC
+ */
+/dts-v1/;
+
+/ {
+};

diff --git a/configs/qemu-ppce500_defconfig b/configs/qemu-ppce500_defconfig
index f386f526548f780c55d61cddd2967ca4df006cfb..ae4cd8b961880f6d978509ef3ec2e5143fbff24e 100644 (file)
--- a/configs/qemu-ppce500_defconfig
+++ b/configs/qemu-ppce500_defconfig
@@ -1,6 +1,7 @@
 CONFIG_PPC=y
 CONFIG_SYS_TEXT_BASE=0xf01000
 CONFIG_ENV_SIZE=0x2000
+CONFIG_DEFAULT_DEVICE_TREE="qemu-ppce500"
 CONFIG_MPC85xx=y
 # CONFIG_CMD_ERRATA is not set
 CONFIG_TARGET_QEMU_PPCE500=y