beaglebone-uboot: merge alarm changes to our uboot version.
Allows booting from eMMC and uSD easily, as well as some other useful random changes.
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@ -0,0 +1,153 @@
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--- include/configs/am335x_evm.h.orig 2014-12-05 05:14:09.200354837 +0100
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+++ include/configs/am335x_evm.h 2014-12-05 05:32:28.909069021 +0100
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@@ -18,6 +18,8 @@
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#include <configs/ti_am335x_common.h>
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+#define CONFIG_SUPPORT_RAW_INITRD
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+
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#ifndef CONFIG_SPL_BUILD
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# define CONFIG_FIT
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# define CONFIG_TIMESTAMP
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@@ -78,15 +80,17 @@
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"bootpart=0:2\0" \
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"bootdir=/boot\0" \
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"bootfile=zImage\0" \
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+ "fdtdir=/boot/dtbs\0" \
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"fdtfile=undefined\0" \
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+ "rdfile=initramfs.img\0" \
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"console=ttyO0,115200n8\0" \
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"partitions=" \
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"uuid_disk=${uuid_gpt_disk};" \
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"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
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"optargs=\0" \
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"mmcdev=0\0" \
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- "mmcroot=/dev/mmcblk0p2 ro\0" \
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- "mmcrootfstype=ext4 rootwait\0" \
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+ "mmcroot=/dev/mmcblk0p2\0" \
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+ "mmcrootextra=rw fixrtc rootwait\0" \
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"rootpath=/export/rootfs\0" \
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"nfsopts=nolock\0" \
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"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
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@@ -95,8 +99,7 @@
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"ramrootfstype=ext2\0" \
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"mmcargs=setenv bootargs console=${console} " \
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"${optargs} " \
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- "root=${mmcroot} " \
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- "rootfstype=${mmcrootfstype}\0" \
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+ "root=${mmcroot} ${mmcrootextra}\0" \
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"spiroot=/dev/mtdblock4 rw\0" \
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"spirootfstype=jffs2\0" \
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"spisrcaddr=0xe0000\0" \
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@@ -122,41 +125,43 @@
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"${optargs} " \
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"root=${ramroot} " \
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"rootfstype=${ramrootfstype}\0" \
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- "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
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+ "loadramdisk=load mmc ${bootpart} ${rdaddr} ${bootdir}/${rdfile}\0" \
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"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
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- "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
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- "mmcloados=run mmcargs; " \
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- "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
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- "if run loadfdt; then " \
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- "bootz ${loadaddr} - ${fdtaddr}; " \
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- "else " \
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- "if test ${boot_fdt} = try; then " \
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- "bootz; " \
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- "else " \
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- "echo WARN: Cannot load the DT; " \
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- "fi; " \
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- "fi; " \
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- "else " \
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- "bootz; " \
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- "fi;\0" \
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+ "loadfdt=load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \
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"mmcboot=mmc dev ${mmcdev}; " \
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"if mmc rescan; then " \
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+ "gpio set 54;" \
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"echo SD/MMC found on device ${mmcdev};" \
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- "if run loadbootscript; then " \
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- "run bootscript;" \
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- "else " \
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"if run loadbootenv; then " \
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+ "gpio set 55;" \
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"echo Loaded environment from ${bootenv};" \
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"run importbootenv;" \
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"fi;" \
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+ "if test -n $cape; then " \
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+ "if test -e mmc ${bootpart} ${fdtdir}/$fdtbase-$cape.dtb; then " \
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+ "setenv fdtfile $fdtbase-$cape.dtb; " \
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+ "fi; " \
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+ "echo using: $fdtfile...; " \
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+ "fi; " \
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+ "echo Checking if uenvcmd is set ...;" \
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"if test -n $uenvcmd; then " \
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+ "gpio set 56; " \
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"echo Running uenvcmd ...;" \
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"run uenvcmd;" \
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"fi;" \
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"if run loadimage; then " \
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- "run mmcloados;" \
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+ "if run loadfdt; then " \
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+ "run mmcargs;" \
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+ "if run loadramdisk; then " \
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+ "bootz ${loadaddr} ${rdaddr}:${filesize} ${fdtaddr};" \
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+ "else " \
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+ "bootz ${loadaddr} - ${fdtaddr};" \
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+ "fi;" \
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+ "else " \
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+ "echo Kernel found, but no device tree found;" \
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+ "fi;" \
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"fi;" \
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- "fi ;" \
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+ "echo No kernel found;"\
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"fi;\0" \
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"spiboot=echo Booting from spi ...; " \
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"run spiargs; " \
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@@ -175,26 +180,42 @@
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"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
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"findfdt="\
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"if test $board_name = A335BONE; then " \
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- "setenv fdtfile am335x-bone.dtb; fi; " \
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+ "setenv fdtfile am335x-bone.dtb; setenv fdtbase am335x-bone; fi; " \
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"if test $board_name = A335BNLT; then " \
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- "setenv fdtfile am335x-boneblack.dtb; fi; " \
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+ "setenv fdtfile am335x-boneblack.dtb; setenv fdtbase am335x-boneblack; fi; " \
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"if test $board_name = A33515BB; then " \
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"setenv fdtfile am335x-evm.dtb; fi; " \
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"if test $board_name = A335X_SK; then " \
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"setenv fdtfile am335x-evmsk.dtb; fi; " \
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"if test $fdtfile = undefined; then " \
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"echo WARNING: Could not determine device tree to use; fi; \0" \
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+ "findmmc=" \
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+ "if test $board_name = A335BNLT; then " \
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+ "setenv mmc1 1;" \
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+ "mmc dev 0;" \
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+ "if mmc rescan; then " \
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+ "setenv mmc0 1;" \
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+ "else " \
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+ "setenv mmc0 0;" \
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+ "fi;" \
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+ "fi;\0" \
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NANDARGS \
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DFUARGS
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#endif
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#define CONFIG_BOOTCOMMAND \
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+ "gpio set 53; " \
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+ "i2c mw 0x24 1 0x3e; " \
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+ "run findmmc; " \
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"run findfdt; " \
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"run mmcboot;" \
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+ "gpio clear 56; " \
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+ "gpio clear 55; " \
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+ "gpio clear 54; " \
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"setenv mmcdev 1; " \
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"setenv bootpart 1:2; " \
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- "run mmcboot;" \
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- "run nandboot;"
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+ "if test $mmc0 = 1; then setenv mmcroot /dev/mmcblk1p2; fi; " \
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+ "run mmcboot;"
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/* NS16550 Configuration */
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#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
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@ -1,7 +1,7 @@
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# Template file for 'beaglebone-uboot'
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pkgname=beaglebone-uboot
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version=2014.10
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revision=1
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revision=2
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wrksrc="u-boot-${version}"
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hostmakedepends="bc"
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short_desc="Beaglebone and BeagleBone Black U-Boot loader"
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