DaVinci fixes for v3.6

Fix an interrupt handling issue with cp_intc which
 was causing occasional spurious interrupts with DA850 EVM
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1.4.10 (GNU/Linux)
 
 iQIcBAABAgAGBQJP+rNtAAoJEGFBu2jqvgRNyHAP+QGQV+73+sBxmacM9jKdw+1v
 7jBWVH7zDsbWedl02XTfaZFQF5a3ikB3uPMyzXTSslrzVyNzlTM3eeSclarAdr8u
 TIkY8JJHSyB7Q8Qro8WMZQ/DgltfIZoIYoCwnQ1elUVuQR7Mha90am2oKhJZ/Z6E
 +9qJPaPm3l8wSD/1BiXRsHWD1Fgb52dUaWHP4fY8MgWmsC6pbGKuC5tRVAP2uJus
 uIA3bhERimmGZVcb3i4ZGvKr45CFXYLZZt1UtQtyMXk0fuL+OEczyHKF55lwrXZX
 t/snUXroZnnmQXRUsLXBosng+3QUeOcXifmbEEmBmT4eZTDjGjbh2DYZzYivfp2f
 AdKBtJqMj/Fi1XW2HX5B8EB/H4IwkHi9045gAmJ8uJicP6BbN9EsjjW5yzq+5c/F
 piR8uCxVAvnEgsiLyqGurEIyTpgtWXVaqj+fAPw40QRDx6L9yePb74ziLIYpchBs
 ozpcmGoDa2mPrPX8zrMAZi4ngOV4zrue9+JHTlxa8vYRx1V6/HjdcTamksp5r5G+
 H0PCnACJc5itLbr5uBO/NLIp8EkgCjzDdEhTnX+LsZtnNdTMOOkoObQ/QE8KUdsU
 XYzlFjl2kyttHuZW9S8I/IBC7/G2aoIvwDeC0YVW28hatrBjpehXb1Qr24z/t2SP
 GSFgjjX5vejjlfxx+EW1
 =3h/9
 -----END PGP SIGNATURE-----

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
commit c26abeb7b5

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