Merge branch 'for_3.5/fixes/pm' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / arch / arm / mach-omap2 / id.c

diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 0389b32..00486a8 100644 (file)
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -246,6 +246,17 @@ void __init omap3xxx_check_features(void)
 
        omap_features |= OMAP3_HAS_SDRC;
 
+       /*
+        * am35x fixups:
+        * - The am35x Chip ID register has bits 12, 7:5, and 3:2 marked as
+        *   reserved and therefore return 0 when read.  Unfortunately,
+        *   OMAP3_CHECK_FEATURE() will interpret some of those zeroes to
+        *   mean that a feature is present even though it isn't so clear
+        *   the incorrectly set feature bits.
+        */
+       if (soc_is_am35xx())
+               omap_features &= ~(OMAP3_HAS_IVA | OMAP3_HAS_ISP);
+
        /*
         * TODO: Get additional info (where applicable)
         *       e.g. Size of L2 cache.