Add support for building a device tree for sandbox's CONFIG_OF_HOSTFILE
option to make it easier to use device tree with sandbox.
This adjusts the Makefile to build a u-boot.dtb file which can be passed
to sandbox U-Boot with:
./u-boot -d u-boot.dtb
Signed-off-by: Simon Glass <s...@chromium.org>
Signed-off-by: Simon Glass <s...@chromium.org>
Reviewed-by: Che-Liang Chiou <clch...@chromium.org>
Reviewed-by: Gabe Black <gabebl...@chromium.org>
---
Makefile | 1 +
arch/sandbox/config.mk | 2 ++
board/sandbox/dts/sandbox.dts | 29 +++++++++++++++++++++++++++++
include/configs/sandbox.h | 1 +
4 files changed, 33 insertions(+)
create mode 100644 board/sandbox/dts/sandbox.dts
diff --git a/Makefile b/Makefile
index 1f499c5..1b1724c 100644
--- a/Makefile
+++ b/Makefile
@@ -365,6 +365,7 @@ ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img
ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin
ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
+ALL-$(CONFIG_OF_HOSTFILE) += $(obj)u-boot.dtb
ifneq ($(CONFIG_SPL_TARGET),)
ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
endif
diff --git a/arch/sandbox/config.mk b/arch/sandbox/config.mk
index 6142dd4..60b7262 100644
--- a/arch/sandbox/config.mk
+++ b/arch/sandbox/config.mk
@@ -7,3 +7,5 @@ PLATFORM_LIBS += -lrt
# Support generic board on sandbox
__HAVE_ARCH_GENERIC_BOARD := y
+
+CONFIG_ARCH_DEVICE_TREE := sandbox
diff --git a/board/sandbox/dts/sandbox.dts b/board/sandbox/dts/sandbox.dts
new file mode 100644
index 0000000..9d7700c
--- /dev/null
+++ b/board/sandbox/dts/sandbox.dts
@@ -0,0 +1,29 @@
+/dts-v1/;
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ model = "Sandbox test environment";
+
+ memory {
+ reg = <0 0x08000000>;
+ };
+
+ triangle {
+ compatible = "demo-shape";
+ colour = "cyan";
+ sides = <3>;
+ character = <83>;
+ };
+ square {
+ compatible = "demo-shape";
+ colour = "blue";
+ sides = <4>;
+ };
+ hexagon {
+ compatible = "demo-simple";
+ colour = "white";
+ sides = <6>;
+ };
+};
diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h
index 3444c22..850a216 100644
--- a/include/configs/sandbox.h
+++ b/include/configs/sandbox.h
@@ -32,6 +32,7 @@
#define CONFIG_FIT_SIGNATURE
#define CONFIG_RSA
#define CONFIG_CMD_FDT
+#define CONFIG_DEFAULT_DEVICE_TREE sandbox
#define CONFIG_FS_FAT
#define CONFIG_FS_EXT4
--
1.8.4.1
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