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Merge pull request #113 from twoerner/master

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README.md: improve instructions for sunxi versions
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Aguirre 2015-09-22 08:16:14 +02:00
commit eac21d7734
1 changed files with 7 additions and 2 deletions
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@ -21,8 +21,9 @@ Most Allwinner devices and hardware are supported in mainline kernel and U-Boot,
There is a custom U-Boot and Kernel version for sunxi devices which includes some special drivers not mainlined.
These versions are rather old (3.4 for kernel and 2014.04 for U-Boot), but may support more functions and devices than current mainline
If you want to switch back to sunxi versions for some reasons (no device tree available, unsupported hardware), change the file
/conf/machine/include/sunxi.inc and set
If you want to switch back to sunxi versions for some reasons (no device tree available, unsupported hardware), either:
- change the file conf/machine/include/sunxi.inc to include the following block
- edit your conf/local.conf to add the following block
PREFERRED_PROVIDER_u-boot="u-boot-sunxi"
PREFERRED_PROVIDER_virtual/bootloader="u-boot-sunxi"
@ -33,6 +34,10 @@ If you already have built the mainline versions it might be necessary to reset t
bitbake -c clean linux
bitbake -c clean u-boot
Also, older kernel versions such as this don't build successfully with any gcc version 5.0 or newer. Since gcc-5.2 is the current
default compiler on master, if you wish to build this kernel with master you'll need to add the following to your conf/local.conf:
GCCVERSION = "4.9%"
Performance
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