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The U-Boot README says fdt_addr_r is the right env var for fdt data

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loaded into ram, but vendors also use fdtaddr and fdt_addr.  Check the
recommended variable first and fall back to the others.
This commit is contained in:
Ian Lepore 2014-10-20 01:52:17 +00:00
parent 7e9489e0f6
commit db8aa5fd6d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=273298
1 changed files with 6 additions and 3 deletions
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9
sys/boot/fdt/fdt_loader_cmd.c
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@ -310,10 +310,13 @@ fdt_setup_fdtp()
/*
* If the U-boot environment contains a variable giving the address of a
* valid blob in memory, use it. Board vendors use both fdtaddr and
* fdt_addr names.
* valid blob in memory, use it. The U-boot README says the right
* variable for fdt data loaded into ram is fdt_addr_r, so try that
* first. Board vendors also use both fdtaddr and fdt_addr names.
*/
s = ub_env_get("fdtaddr");
s = ub_env_get("fdt_addr_r");
if (s == NULL)
s = ub_env_get("fdtaddr");
if (s == NULL)
s = ub_env_get("fdt_addr");
if (s != NULL && *s != '\0') {