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DaVinci fixes for v3.6 

Fix an interrupt handling issue with cp_intc which
 was causing occasional spurious interrupts with DA850 EVM
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Merge tag 'davinci-v3.6-fixes' of git://gitorious.org/linux-davinci/linux-davinci into next/fixes-non-critical

DaVinci fixes for v3.6

Fix an interrupt handling issue with cp_intc which
was causing occasional spurious interrupts with DA850 EVM

* tag 'davinci-v3.6-fixes' of git://gitorious.org/linux-davinci/linux-davinci:
  ARM: davinci: da8xx: fix interrupt handling
This commit is contained in:
Arnd Bergmann 2012-07-10 16:22:11 +02:00
parent c16b4c1af3 bbb33445b9
commit c26abeb7b5
1 changed files with 3 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
arch/arm/mach-davinci/include/mach/entry-macro.S
View File

@ -30,12 +30,10 @@
#endif
#if defined(CONFIG_CP_INTC)
1001: ldr \irqnr, [\base, #0x80] /* get irq number */
mov \tmp, \irqnr, lsr #31
and \irqnr, \irqnr, #0xff /* irq is in bits 0-9 */
mov \tmp, \irqnr, lsr #3
and \tmp, \tmp, #0xfc
add \tmp, \tmp, #0x280 /* get the register offset */
ldr \irqstat, [\base, \tmp] /* get the intc status */
cmp \irqstat, #0x0
and \tmp, \tmp, #0x1
cmp \tmp, #0x1
#endif
1002:
.endm