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authorKevin Hilman <khilman@deeprootsystems.com>2010-07-26 16:34:28 -0600
committerPaul Walmsley <paul@pwsan.com>2010-07-26 16:34:28 -0600
commit6405616754f70a11c5410b321495fcd61e70b240 (patch)
tree97c0b4e0ab00e753f7e5fa444091b28dc5ce1e4a
parentfb2fc9204f8ce060d239ab41f09cf6fc6de5ad4b (diff)
OMAP24xx: CM: fix mask used for checking IDLEST status
On OMAP24xx, the polarity for the IDLEST bits is opposite of OMAP3. The mask used to check this was using the bit position instead of the bit mask. This patch fixes the problem by using the bit mask instead of the bit field. Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
-rw-r--r--arch/arm/mach-omap2/cm.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/cm.c b/arch/arm/mach-omap2/cm.c
index 2d83565d2be..721c3b66740 100644
--- a/arch/arm/mach-omap2/cm.c
+++ b/arch/arm/mach-omap2/cm.c
@@ -50,15 +50,15 @@ int omap2_cm_wait_module_ready(s16 prcm_mod, u8 idlest_id, u8 idlest_shift)
cm_idlest_reg = cm_idlest_offs[idlest_id - 1];
+ mask = 1 << idlest_shift;
+
if (cpu_is_omap24xx())
- ena = idlest_shift;
+ ena = mask;
else if (cpu_is_omap34xx())
ena = 0;
else
BUG();
- mask = 1 << idlest_shift;
-
/* XXX should be OMAP2 CM */
omap_test_timeout(((cm_read_mod_reg(prcm_mod, cm_idlest_reg) & mask) == ena),
MAX_MODULE_READY_TIME, i);