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Blackfin: add note about anomaly 05000242 being worked around

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Document anomaly 05000242 workaround in source code.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2009-04-24 03:17:07 +00:00
parent 5ba766752d
commit 97b070c8e7
1 changed files with 1 additions and 0 deletions
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arch/blackfin/mach-common/clocks-init.c
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@ -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);