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Enable DT overlay support in u-boot for sunxi boards

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This commit is contained in:
zador-blood-stained 2017-01-30 16:26:43 +03:00
parent e81fb4f909
commit bd2cb32440
4 changed files with 40 additions and 0 deletions
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8
config/bootscripts/boot-sun50i-next.cmd
View File

@ -33,6 +33,14 @@ if test "${console}" = "serial" || test "${console}" = "both"; then setenv conso
setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} panic=10 consoleblank=0 enforcing=0 loglevel=${verbosity} ${extraargs} ${extraboardargs}"
load ${devtype} 0 ${fdt_addr_r} /boot/dtb/allwinner/${fdtfile} || load ${devtype} 0 ${fdt_addr_r} /dtb/allwinner/${fdtfile}
fdt addr ${fdt_addr_r}
fdt resize
for overlay_file in ${overlays}; do
if load ${devtype} 0 ${load_addr} dtb/allwinner/overlays/${overlay_file}.dtbo || load ${devtype} 0 ${load_addr} boot/dtb/allwinner/overlays/${overlay_file}.dtbo; then
echo "Applying DT overlay ${overlay_file}.dtbo"
fdt apply ${load_addr}
fi
done
load ${devtype} 0 ${ramdisk_addr_r} /boot/uInitrd || load ${devtype} 0 ${ramdisk_addr_r} uInitrd
load ${devtype} 0 ${kernel_addr_r} /boot/Image || load ${devtype} 0 ${kernel_addr_r} Image
booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}

8
config/bootscripts/boot-sunxi.cmd
View File

@ -39,6 +39,14 @@ load ${devtype} 0 ${kernel_addr_r} /boot/zImage || load ${devtype} 0 ${kernel_ad
if load ${devtype} 0 0x00000000 /boot/.next || load ${devtype} 0 0x00000000 .next; then
load ${devtype} 0 ${fdt_addr_r} /boot/dtb/${fdtfile} || load ${devtype} 0 ${fdt_addr_r} /dtb/${fdtfile}
fdt addr ${fdt_addr_r}
fdt resize
for overlay_file in ${overlays}; do
if load ${devtype} 0 ${load_addr} dtb/overlays/${overlay_file}.dtbo || load ${devtype} 0 ${load_addr} boot/dtb/overlays/${overlay_file}.dtbo; then
echo "Applying DT overlay ${overlay_file}.dtbo"
fdt apply ${load_addr}
fi
done
bootz ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}
else
load ${devtype} 0 ${fdt_addr_r} /boot/script.bin || load ${devtype} 0 ${fdt_addr_r} script.bin

12
patch/u-boot/u-boot-sun50i-dev/enable-DT-overlays-support.patch Normal file
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@ -0,0 +1,12 @@
diff --git a/u-boot/lib/Kconfig b/u-boot/lib/Kconfig
index b16062fbe..8c797a779 100644
--- a/u-boot/lib/Kconfig
+++ b/u-boot/lib/Kconfig
@@ -141,6 +141,7 @@ config OF_LIBFDT
config OF_LIBFDT_OVERLAY
bool "Enable the FDT library overlay support"
+ default y if OF_LIBFDT
help
This enables the FDT library (libfdt) overlay support.

12
patch/u-boot/u-boot-sunxi/enable-DT-overlays-support.patch Normal file
View File

@ -0,0 +1,12 @@
diff --git a/lib/Kconfig b/lib/Kconfig
index b16062fbe..8c797a779 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -141,6 +141,7 @@ config OF_LIBFDT
config OF_LIBFDT_OVERLAY
bool "Enable the FDT library overlay support"
+ default y if OF_LIBFDT
help
This enables the FDT library (libfdt) overlay support.