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authorSascha Hauer <s.hauer@pengutronix.de>2010-11-04 22:08:17 (GMT)
committerSascha Hauer <s.hauer@pengutronix.de>2010-11-24 09:09:01 (GMT)
commit92fcdc9d1054a630f224657dc675e03bf3bb62ed (patch)
tree5bc1c3b420a8f025cba86a33de1a3a1ee00d9293
parent8bffb77e198df83224a6a258291bd41c05ab84d1 (diff)
downloadlinux-fsl-qoriq-92fcdc9d1054a630f224657dc675e03bf3bb62ed.tar.xz
ARM i.MX51: return gracefully on different socs
Code called from an initcall can be maybe called for machines it's not intended for. So check for valid machines and return gracefully if an incompatible machine is found. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r--arch/arm/mach-mx5/cpu.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index eaacb6e..061ab70 100644
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -79,6 +79,9 @@ EXPORT_SYMBOL(mx51_revision);
*/
static int __init mx51_neon_fixup(void)
{
+ if (!cpu_is_mx51())
+ return 0;
+
if (mx51_revision() < MX51_CHIP_REV_3_0 && (elf_hwcap & HWCAP_NEON)) {
elf_hwcap &= ~HWCAP_NEON;
pr_info("Turning off NEON support, detected broken NEON implementation\n");