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Commit 7fe5f10e authored by Wolfgang Ocker's avatar Wolfgang Ocker Committed by Josh Boyer
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[POWERPC] PPC440EP Interrupt Triggering and Level Settings 



Corrected IRQ triggering and level settings according to latest revision
of the 440EP User Manual (rev 1.24 nov 16, 2007).

The incorrect settings might cause a failure of the network if both
onchip ethernet ports are under heavy load.

Signed-off-by: default avatarWolfgang Ocker <weo@reccoware.de>
Acked-by: default avatarStefan Roese <sr@denx.de>
Signed-off-by: default avatarJosh Boyer <jwboyer@linux.vnet.ibm.com>
parent 2278e811

arch/ppc/platforms/4xx/ibm440ep.c

+3 −3
Original line number Diff line number Diff line
@@ -172,11 +172,11 @@ struct ocp_def core_ocp[] = { 
/* Polarity and triggering settings for internal interrupt sources */

struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = {

	{ .polarity	= 0xffbffe03,

	  .triggering   = 0xfffffe00,

	  .triggering   = 0x00000000,

	  .ext_irq_mask = 0x000001fc,	/* IRQ0 - IRQ6 */

	},

	{ .polarity	= 0xffffc6ef,

	  .triggering	= 0xffffc7ff,

	{ .polarity	= 0xffffc6af,

	  .triggering	= 0x06000140,

	  .ext_irq_mask = 0x00003800,	/* IRQ7 - IRQ9 */

	},

};