4 files changed, 199 insertions, 0 deletions
diff --git a/libre/uboot-omap4_panda/0001-parabola-arm-modifications.patch b/libre/uboot-omap4_panda/0001-parabola-arm-modifications.patch
new file mode 100644
index 000000000..f966c4e71
--- /dev/null
+++ b/libre/uboot-omap4_panda/0001-parabola-arm-modifications.patch
@@ -0,0 +1,129 @@
+diff --git a/include/configs/ti_omap4_common.h b/include/configs/ti_omap4_common.h
+index 08130eb..8835cf8 100644
+--- a/include/configs/ti_omap4_common.h
++++ b/include/configs/ti_omap4_common.h
+@@ -46,7 +46,6 @@
+  * the timings to use or use pre-determined timings (based on using the
+  * dynamic method.  Default to the static timing infomation.
+  */
+-#define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
+ #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
+ #define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION
+ #define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
+@@ -79,6 +78,9 @@
+ #define CONFIG_USB_TTY			1
+ #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
+ 
++/* Parabola GNU/Linux-libre extras */
++#define CONFIG_IDENT_STRING " Parabola GNU/Linux-libre"
++
+ /*
+  * Environment setup
+  */
+@@ -89,23 +91,53 @@
+ 	"fdtfile=undefined\0" \
+ 	"bootpart=0:2\0" \
+ 	"bootdir=/boot\0" \
+-	"bootfile=zImage\0" \
++	"fdtdir=/boot/dtbs/linux-libre\0" \
++	"bootfile=vmlinuz-linux-libre\0" \
++	"rdfile=initramfs-linux-libre.img\0" \
+ 	"usbtty=cdc_acm\0" \
+ 	"vram=16M\0" \
+-	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
+-	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
+-		"source ${loadaddr}\0" \
+-	"loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
+-	"importbootenv=echo Importing environment from mmc${mmcdev} ...; " \
+-		"env import -t ${loadaddr} ${filesize}\0" \
+-	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
+-	"loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \
+-	"mmcboot=echo Booting from mmc${mmcdev} ...; " \
+-		"run args_mmc; " \
+-		"bootz ${loadaddr} - ${fdtaddr}\0" \
+-	"uimageboot=echo Booting from mmc${mmcdev} ...; " \
+-		"run args_mmc; " \
+-		"bootm ${loadaddr}\0" \
++	"optargs=\0" \
++	"mmcargs=setenv bootargs console=${console} " \
++		"vram=${vram} " \
++		"root=${root} " \
++		"${optargs}\0" \
++	"loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
++	"loadrd=load ${devtype} ${bootpart} ${rdaddr} ${bootdir}/${rdfile}\0" \
++	"loadfdt=echo loading ${fdtdir}/${fdtfile} ...; load ${devtype} ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \
++	"mmcboot=usb start;" \
++		"for devtype in mmc usb; do " \
++			"setenv devnum 0;" \
++			"while ${devtype} dev ${devnum}; do " \
++				"echo ${devtype} found on device ${devnum};" \
++				"setenv bootpart ${devnum}:1;" \
++				"part uuid ${devtype} ${bootpart} uuid;" \
++				"setenv root PARTUUID=${uuid} rw rootwait;" \
++				"echo Checking for: ${bootdir}/uEnv.txt ...;" \
++				"if test -e ${devtype} ${bootpart} ${bootdir}/uEnv.txt; then " \
++					"load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/uEnv.txt;" \
++					"env import -t ${loadaddr} ${filesize};" \
++					"echo Loaded environment from ${bootdir}/uEnv.txt;" \
++					"echo Checking if uenvcmd is set ...;" \
++					"if test -n ${uenvcmd}; then " \
++						"echo Running uenvcmd ...;" \
++						"run uenvcmd;" \
++					"fi;" \
++				"fi;" \
++				"if run loadimage; then " \
++					"run mmcargs;" \
++					"if run loadfdt; then " \
++						"if run loadrd; then " \
++							"bootz ${loadaddr} ${rdaddr}:${filesize} ${fdtaddr};" \
++						"else " \
++							"bootz ${loadaddr} - ${fdtaddr};" \
++						"fi;" \
++					"fi;" \
++				"else " \
++					"echo No kernel found;" \
++				"fi;" \
++				"setexpr devnum ${devnum} + 1;" \
++			"done;" \
++		"done;\0" \
+ 	"findfdt="\
+ 		"if test $board_name = sdp4430; then " \
+ 			"setenv fdtfile omap4-sdp.dtb; fi; " \
+@@ -118,32 +150,11 @@
+ 		"if test $board_name = duovero; then " \
+ 			"setenv fdtfile omap4-duovero-parlor.dtb; fi;" \
+ 		"if test $fdtfile = undefined; then " \
+-			"echo WARNING: Could not determine device tree to use; fi; \0" \
+-	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
++			"echo WARNING: Could not determine device tree to use; fi; \0"
+ 
+ #define CONFIG_BOOTCOMMAND \
+ 	"run findfdt; " \
+-	"mmc dev ${mmcdev}; if mmc rescan; then " \
+-		"echo SD/MMC found on device ${mmcdev};" \
+-		"if run loadbootscript; then " \
+-			"run bootscript; " \
+-		"else " \
+-			"if run loadbootenv; then " \
+-				"run importbootenv; " \
+-			"fi;" \
+-			"if test -n ${uenvcmd}; then " \
+-				"echo Running uenvcmd ...;" \
+-				"run uenvcmd;" \
+-			"fi;" \
+-		"fi;" \
+-		"if run loadimage; then " \
+-			"run loadfdt;" \
+-			"run mmcboot; " \
+-		"fi; " \
+-		"if run loaduimage; then " \
+-			"run uimageboot;" \
+-		"fi; " \
+-	"fi"
++	"run mmcboot"
+ 
+ /*
+  * Defines for SPL
+-- 
+2.6.4
+
diff --git a/libre/uboot-omap4_panda/PKGBUILD b/libre/uboot-omap4_panda/PKGBUILD
new file mode 100644
index 000000000..2a1867700
--- /dev/null
+++ b/libre/uboot-omap4_panda/PKGBUILD
@@ -0,0 +1,47 @@
+# U-Boot: PandaBoard and PandaBoard ES
+# Maintainer: André Silva <emulatorman@parabola.nu>
+
+buildarch=4
+
+pkgname=uboot-omap4_panda
+pkgver=2016.01
+pkgrel=1
+pkgdesc="U-Boot for PandaBoard and PandaBoard ES"
+arch=('armv7h')
+url="http://git.denx.de/u-boot.git/"
+replaces=('uboot-pandaboard-linux-libre' 'uboot-pandaboard')
+conflicts=('uboot4extlinux-omap4_panda' 'uboot4grub-omap4_panda')
+makedepends=('bc')
+depends=('linux-libre')
+license=('GPL')
+install=${pkgname}.install
+backup=('boot/uEnv.txt')
+source=("ftp://ftp.denx.de/pub/u-boot/u-boot-${pkgver}.tar.bz2"
+        '0001-parabola-arm-modifications.patch'
+        'uEnv.txt')
+md5sums=('7d4f65fd43d4d706f5c5650e020d899d'
+         'e47c5f7b3bf0504ce36ce718eb982a77'
+         '86004660f2912861a040e335c9c0e85b')
+
+prepare() {
+  cd u-boot-${pkgver}
+
+  patch -Np1 -i ../0001-parabola-arm-modifications.patch
+}
+
+build() {
+  cd u-boot-${pkgver}
+
+  unset LDFLAGS
+
+  make distclean
+  make omap4_panda_config
+  make
+}
+
+package() {
+  cd u-boot-${pkgver}
+
+  mkdir -p "${pkgdir}"/boot
+  cp MLO u-boot.img "${srcdir}"/uEnv.txt "${pkgdir}"/boot
+}
diff --git a/libre/uboot-omap4_panda/uEnv.txt b/libre/uboot-omap4_panda/uEnv.txt
new file mode 100644
index 000000000..55298e1a9
--- /dev/null
+++ b/libre/uboot-omap4_panda/uEnv.txt
@@ -0,0 +1,2 @@
+# Uncomment and add any additional kernel parameters to optargs
+#optargs=
diff --git a/libre/uboot-omap4_panda/uboot-omap4_panda.install b/libre/uboot-omap4_panda/uboot-omap4_panda.install
new file mode 100644
index 000000000..a394ae827
--- /dev/null
+++ b/libre/uboot-omap4_panda/uboot-omap4_panda.install
@@ -0,0 +1,21 @@
+flash_uboot() {
+  echo "A new U-Boot version needs to be flashed onto /dev/mmcblk0."
+  echo "Do this now? [y|N]"
+  read -r shouldwe
+  if [[ $shouldwe =~ ^([yY][eE][sS]|[yY])$ ]]; then
+    dd if=/boot/MLO of=/dev/mmcblk0 count=1 seek=1 conv=notrunc bs=128k
+    dd if=/boot/u-boot.img of=/dev/mmcblk0 count=2 seek=1 conv=notrunc bs=384k
+  else
+    echo "You can do this later by running:"
+    echo "# dd if=/boot/MLO of=/dev/mmcblk0 count=1 seek=1 conv=notrunc bs=128k"
+    echo "# dd if=/boot/u-boot.img of=/dev/mmcblk0 count=2 seek=1 conv=notrunc bs=384k"
+  fi
+}
+
+post_install() {
+  flash_uboot
+}
+
+post_upgrade() {
+  flash_uboot
+}