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of: Handle memory@0 node on PPC32 only

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In order to deal with an firmware bug on a specific ppc32 platform
(longtrail), early_init_dt_scan_memory() looks for a node called
memory@0 on all platforms. Restrict this quirk to ppc32 kernels only.

Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
This commit is contained in:
Leif Lindholm 2014-04-17 18:42:01 +01:00 committed by Grant Likely
parent ff5f762b44
commit b44aa25d20
1 changed files with 1 additions and 1 deletions
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2
drivers/of/fdt.c
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@ -748,7 +748,7 @@ int __init early_init_dt_scan_memory(unsigned long node, const char *uname,
* The longtrail doesn't have a device_type on the
* /memory node, so look for the node called /memory@0.
*/
if (depth != 1 || strcmp(uname, "memory@0") != 0)
if (!IS_ENABLED(CONFIG_PPC32) || depth != 1 || strcmp(uname, "memory@0") != 0)
return 0;
} else if (strcmp(type, "memory") != 0)
return 0;