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Blackfin: add note about anomaly 05000242 being worked around
author
Mike Frysinger
<vapier@gentoo.org>
Fri, 24 Apr 2009 03:17:07 +0000
(
03:17
+0000)
committer
Mike Frysinger
<vapier@gentoo.org>
Fri, 12 Jun 2009 10:11:42 +0000
(06:11 -0400)
Document anomaly
05000242
workaround in source code.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
arch/blackfin/mach-common/clocks-init.c
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diff --git
a/arch/blackfin/mach-common/clocks-init.c
b/arch/blackfin/mach-common/clocks-init.c
index
3539365
..
ef6870e
100644
(file)
--- a/
arch/blackfin/mach-common/clocks-init.c
+++ b/
arch/blackfin/mach-common/clocks-init.c
@@
-72,6
+72,7
@@
void init_clocks(void)
#endif
bfin_write_PLL_LOCKCNT(0x300);
do_sync();
+ /* We always write PLL_CTL thus avoiding Anomaly 05000242 */
bfin_write16(PLL_CTL, PLL_CTL_VAL);
__asm__ __volatile__("IDLE;");
bfin_write_PLL_DIV(CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV);