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linux: Install the device tree in /boot when installing the kernel

Message ID 1360852074-22050-1-git-send-email-maxime.ripard@free-electrons.com
State Accepted
Commit 88d350ca3ccdd91fd78ecf3e24e31e27726c5bc8
Headers show

Commit Message

Maxime Ripard Feb. 14, 2013, 2:27 p.m. UTC
The option BR2_LINUX_KERNEL_INSTALL_TARGET used to install the kernel in
/boot in the rootfs. The introduction of the device tree builds made it
possible to generate device tree blobs, and stored them in IMAGES_DIR
like the kernel, but didn't copy the dtb in /boot when _INSTALL_TARGET
was enabled.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
When having a DT-enabled kernel started from /boot, the current behaviour
is broken right now, so this patch should probably go into the next release. 

 linux/linux.mk |    8 ++++++++
 1 file changed, 8 insertions(+)

Comments

Peter Korsgaard Feb. 19, 2013, 10:32 p.m. UTC | #1
>>>>> "Maxime" == Maxime Ripard <maxime.ripard@free-electrons.com> writes:

 Maxime> The option BR2_LINUX_KERNEL_INSTALL_TARGET used to install the
 Maxime> kernel in /boot in the rootfs. The introduction of the device
 Maxime> tree builds made it possible to generate device tree blobs, and
 Maxime> stored them in IMAGES_DIR like the kernel, but didn't copy the
 Maxime> dtb in /boot when _INSTALL_TARGET was enabled.

 Maxime> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Committed, thanks.
diff mbox

Patch

diff --git a/linux/linux.mk b/linux/linux.mk
index fe5f738..12573ad 100644
--- a/linux/linux.mk
+++ b/linux/linux.mk
@@ -198,6 +198,13 @@  define LINUX_INSTALL_DTB
 		$(addprefix $(KERNEL_ARCH_PATH)/boot/dts/,$(KERNEL_DTBS))),dts/),$(KERNEL_DTBS)) \
 		$(BINARIES_DIR)/
 endef
+define LINUX_INSTALL_DTB_TARGET
+	# dtbs moved from arch/$ARCH/boot to arch/$ARCH/boot/dts since 3.8-rc1
+	cp $(addprefix \
+		$(KERNEL_ARCH_PATH)/boot/$(if $(wildcard \
+		$(addprefix $(KERNEL_ARCH_PATH)/boot/dts/,$(KERNEL_DTBS))),dts/),$(KERNEL_DTBS)) \
+		$(TARGET_DIR)/boot/
+endef
 endif
 endif
 
@@ -237,6 +244,7 @@  endef
 ifeq ($(BR2_LINUX_KERNEL_INSTALL_TARGET),y)
 define LINUX_INSTALL_KERNEL_IMAGE_TO_TARGET
 	install -m 0644 -D $(LINUX_IMAGE_PATH) $(TARGET_DIR)/boot/$(LINUX_IMAGE_NAME)
+	$(LINUX_INSTALL_DTB_TARGET)
 endef
 endif