Enable Odroid C1 NEXT, 4.17.y ... usable as headless server. Known issues: stuck on reboot, need power cycle, no hdmi console, no DVFS.

config/boards/odroidc1.conf

@@ -6,8 +6,8 @@ BOOTCONFIG="odroidc_config"
 MODULES="bonding"
 MODULES_NEXT=""
 #
-KERNEL_TARGET="default,dev"
-CLI_TARGET="jessie,xenial:default"
+KERNEL_TARGET="default,next,dev"
+CLI_TARGET="xenial:default,next"
 DESKTOP_TARGET="xenial:default"
 #
 CLI_BETA_TARGET=""

config/bootscripts/boot-odroid-c1.ini

@@ -33,10 +33,14 @@ setenv vout_mode "hdmi"
 # setenv vout_mode "vga"
 
 # HDMI BPP Mode
-# setenv m_bpp "32"
-setenv m_bpp "24"
+setenv m_bpp "32"
+#setenv m_bpp "24"
 # setenv m_bpp "16"
 
+# Monitor output
+# Controls if HDMI PHY should output anything to the monitor
+setenv monitor_onoff "false" # true or false
+
 # HDMI Hotplug Force (HPD)
 # 1 = Enables HOTPlug Detection
 # 0 = Disables HOTPlug Detection and force the connected status
@@ -55,7 +59,7 @@ setenv cec "0"
 # UHS Card Configuration
 # Uncomment the line below to __DISABLE__ UHS-1 MicroSD support
 # This might break boot for some brand models of cards.
-# setenv disableuhs "disableuhs"
+setenv disableuhs "disableuhs"
 
 
 # Disable VPU (Video decoding engine, Saves RAM!!!)
@@ -71,13 +75,25 @@ setenv hdmioutput "1"
 # Default Console Device Setting
 if test -e mmc 0:1 boot/.next; then setenv condev "console=ttyAML0,115200n8"; else setenv condev "console=ttyS0,115200n8 console=tty0"; fi
 
+# Enable/Disable ODROID-VU7 Touchscreen
+setenv disable_vu7 "false" # false
+
+# CPU Max Frequency
+# Possible Values: 96 192 312 408 504 600 720 816
+# 1008 1200 1320 1488 1536 1632 1728 and 1824
+setenv max_freq "1536"
+# setenv max_freq "1632"
+# setenv max_freq "1728"
+# setenv max_freq "1824"
+
 ###########################################
 
 if test "${hpd}" = "0"; then setenv hdmi_hpd "disablehpd=true"; fi
 if test "${cec}" = "1"; then setenv hdmi_cec "hdmitx=cecf"; fi
+if test "${disable_vu7}" = "false"; then setenv hid_quirks "usbhid.quirks=0x0eef:0x0005:0x0004"; fi
 
 # Boot Arguments
-setenv bootargs "root=${rootdev} rootwait rw ${condev} rootfstype=${rootfstype} loglevel=1 no_console_suspend consoleblank=0 vdaccfg=0xa000 logo=osd1,loaded,0x7900000,720p,full dmfc=3 cvbsmode=576cvbs hdmimode=${m} m_bpp=${m_bpp} vout=${vout_mode} ${disableuhs} ${hdmi_hpd} ${hdmi_cec} ${enabledac} ${extraargs}"
+setenv bootargs "root=${rootdev} rootwait rw ${condev} rootfstype=${rootfstype} loglevel=3 no_console_suspend consoleblank=0 vdaccfg=0xa000 logo=osd1,loaded,0x7900000,720p,full dmfc=3 cvbsmode=576cvbs hdmimode=${m} m_bpp=${m_bpp} vout=${vout_mode} ${disableuhs} ${hdmi_hpd} ${hdmi_cec} ${enabledac} monitor_onoff=${monitor_onoff} max_freq=${max_freq} ${hid_quirks} ${extraargs}"
 
 # Booting
 ext4load mmc 0:1 0x21000000 /boot/uImage || fatload mmc 0:1 0x21000000 uImage || ext4load mmc 0:1 0x21000000 uImage
@@ -88,7 +104,6 @@ ext4load mmc 0:1 0x21800000 /boot/dtb/meson8b-odroidc1.dtb
 fdt addr 21800000
 
 if test "${vpu}" = "0"; then fdt rm /mesonstream; fdt rm /vdec; fdt rm /ppmgr; fi
-
 if test "${hdmioutput}" = "0"; then fdt rm /mesonfb; fi
 
 bootm 0x21000000 0x22000000 0x21800000

config/sources/odroidc1.conf

@@ -17,13 +17,21 @@ case $BRANCH in
 	CAN_BUILD_STRETCH=no
 	;;
 
-	dev)
+	next)
 	KERNELSOURCE=$MAINLINE_KERNEL_SOURCE
 	KERNELBRANCH='branch:linux-4.17.y'
 	KERNELDIR=$MAINLINE_KERNEL_DIR
 
 	KERNEL_USE_GCC='> 7.0'
 	;;
+
+	dev)
+	KERNELSOURCE=$MAINLINE_KERNEL_SOURCE
+	KERNELBRANCH='branch:master'
+	KERNELDIR=$MAINLINE_KERNEL_DIR
+
+	KERNEL_USE_GCC='> 7.0'
+	;;
 esac
 
 CPUMIN=504000

packages/bsp/common/etc/initramfs/post-update.d/99-uboot

@@ -5,5 +5,12 @@
 echo "update-initramfs: Converting to u-boot format" >&2
 tempname="/boot/uInitrd-$1"
 mkimage -A $INITRD_ARCH -O linux -T ramdisk -C gzip -n uInitrd -d $2 $tempname > /dev/null
+# odroid exception
+if [ "$BOARD" = odroidc1 ] && [ "$BRANCH" = default ]; then
+	odroidtemp="/boot/odroid"
+	mkimage -A $INITRD_ARCH -O linux -T ramdisk -C none -a 0 -e 0 -n uInitrd -d $tempname $odroidtemp
+	mv $odroidtemp $tempname
+	echo "Odroid C1 default uInitrd"
+fi
 ln -sf $(basename $tempname) /boot/uInitrd > /dev/null 2>&1 || mv $tempname /boot/uInitrd
 exit 0

patch/kernel/odroidc1-next/general-increasing_DMA_block_memory_allocation_to_2048.patch

@@ -11,3 +11,17 @@ index 3216e09..21bce28
  static size_t atomic_pool_size __initdata = DEFAULT_DMA_COHERENT_POOL_SIZE;
 
  static int __init early_coherent_pool(char *p)
+
+diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
+index ada8eb2..8df220f
+--- a/arch/arm/mm/dma-mapping.c
++++ b/arch/arm/mm/dma-mapping.c
+@@ -381,7 +381,7 @@ static void __dma_free_remap(void *cpu_addr, size_t size)
+ 			VM_ARM_DMA_CONSISTENT | VM_USERMAP);
+ }
+
+-#define DEFAULT_DMA_COHERENT_POOL_SIZE	SZ_256K
++#define DEFAULT_DMA_COHERENT_POOL_SIZE	SZ_2M
+ static struct gen_pool *atomic_pool __ro_after_init;
+
+ static size_t atomic_pool_size __initdata = DEFAULT_DMA_COHERENT_POOL_SIZE;

patch/kernel/odroidc1-next/general-packaging-4.17-next.patch

@@ -5,7 +5,7 @@ index 90c9a8a..3c79b90 100755
 @@ -29,6 +29,27 @@ create_package() {
  	# in case we are in a restrictive umask environment like 0077
  	chmod -R a+rX "$pdir"
- 
+
 +	# Create preinstall and post install script to remove dtb
 +	if [[ "$1" == *dtb* ]]; then
 +		echo "if [ -d /boot/dtb-$version ]; then mv /boot/dtb-$version /boot/dtb-$version.old; fi" >> $pdir/DEBIAN/preinst
@@ -38,12 +38,12 @@ index 90c9a8a..3c79b90 100755
 -kernel_headers_packagename=linux-headers-$version
 -libc_headers_packagename=linux-libc-dev
 +dtb_dir="$objtree/debian/dtbtmp"
-+packagename=linux-image-dev"$LOCALVERSION"
-+kernel_headers_packagename=linux-headers-dev"$LOCALVERSION"
-+dtb_packagename=linux-dtb-dev"$LOCALVERSION"
-+libc_headers_packagename=linux-libc-dev-dev"$LOCALVERSION"
++packagename=linux-image-next"$LOCALVERSION"
++kernel_headers_packagename=linux-headers-next"$LOCALVERSION"
++dtb_packagename=linux-dtb-next"$LOCALVERSION"
++libc_headers_packagename=linux-libc-next-dev"$LOCALVERSION"
  dbg_packagename=$packagename-dbg
- 
+
  if [ "$ARCH" = "um" ] ; then
 @@ -52,6 +75,15 @@ fi
  # XXX: have each arch Makefile export a variable of the canonical image install
@@ -63,7 +63,7 @@ index 90c9a8a..3c79b90 100755
  	;;
 @@ -65,7 +97,9 @@ esac
  BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)"
- 
+
  # Setup the directory structure
 -rm -rf "$tmpdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" $objtree/debian/files
 +rm -rf "$tmpdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" "$dtb_dir" $objtree/debian/files
@@ -75,7 +75,7 @@ index 90c9a8a..3c79b90 100755
 @@ -118,6 +152,11 @@ if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then
  	fi
  fi
- 
+
 +if grep -q '^CONFIG_OF=y' $KCONFIG_CONFIG ; then
 +	#mkdir -p "$tmpdir/boot/dtb"
 +	INSTALL_DTBS_PATH="$dtb_dir/boot/dtb-$version" $MAKE KBUILD_SRC= dtbs_install
@@ -90,13 +90,13 @@ index 90c9a8a..3c79b90 100755
  	cat <<EOF > "$tmpdir/DEBIAN/$script"
 -#!/bin/sh
 +#!/bin/bash
- 
+
  set -e
- 
+
 @@ -153,9 +192,60 @@ EOF
  	chmod 755 "$tmpdir/DEBIAN/$script"
  done
- 
+
 +##
 +## Create sym link to kernel image
 +##
@@ -164,7 +164,7 @@ index 90c9a8a..3c79b90 100755
  (cd $objtree; cp $KCONFIG_CONFIG $destdir/.config) # copy .config manually to be where it's expected to be
  ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
  rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
- 
+
 +(cd $destdir; make M=scripts clean)
 +
  if [ "$ARCH" != "um" ]; then
@@ -173,7 +173,7 @@ index 90c9a8a..3c79b90 100755
 +	# create_package "$libc_headers_packagename" "$libc_headers_dir"
 +	create_package "$dtb_packagename" "$dtb_dir"
  fi
- 
+
  create_package "$packagename" "$tmpdir"
 diff --git a/scripts/package/mkdebian b/scripts/package/mkdebian
 index 6adb3a1..00e12eb 100755
@@ -185,14 +185,14 @@ index 6adb3a1..00e12eb 100755
  sourcename=$KDEB_SOURCENAME
 -packagename=linux-image-$version
 -kernel_headers_packagename=linux-headers-$version
-+packagename=linux-image-dev$LOCALVERSION
-+kernel_headers_packagename=linux-headers-dev$LOCALVERSION
-+dtb_packagename=linux-dtb-dev$LOCALVERSION
++packagename=linux-image-next$LOCALVERSION
++kernel_headers_packagename=linux-headers-next$LOCALVERSION
++dtb_packagename=linux-dtb-next$LOCALVERSION
  dbg_packagename=$packagename-dbg
  debarch=
 +image_name=
  set_debarch
- 
+
  if [ "$ARCH" = "um" ] ; then
 @@ -168,6 +170,11 @@ Architecture: $debarch
  Description: Linux kernel debugging symbols for $version
@@ -204,18 +204,18 @@ index 6adb3a1..00e12eb 100755
 +Description: Linux DTB, version $version
 + This package contains device blobs from the Linux kernel, version $version
  EOF
- 
+
  cat <<EOF > debian/rules
 diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
 index f839ecd9..cd276162 100644
 --- a/arch/arm64/Makefile
 +++ b/arch/arm64/Makefile
 @@ -103,7 +103,7 @@ core-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a
- 
+
  # Default target when executing plain make
  boot		:= arch/arm64/boot
 -KBUILD_IMAGE	:= $(boot)/Image.gz
 +KBUILD_IMAGE	:= $(boot)/Image
  KBUILD_DTBS	:= dtbs
- 
+
  all:	Image.gz $(KBUILD_DTBS)