Messages in this thread Patch in this message | | | Date | Tue, 3 Jan 2006 12:50:30 -0800 | From | Deepak Saxena <> | Subject | [PATCH] Fix IXP4xx watchdog errata workaround |
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The IXP4xx driver bails out on all A0 CPUs, but it should only do so on IXP42x as IXP46x has functioning HW.
Signed-off-by: Deepak Saxena <dsaxena@plexity.net>
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Index: linux-2.6-git/drivers/char/watchdog/ixp4xx_wdt.c =================================================================== --- linux-2.6-git.orig/drivers/char/watchdog/ixp4xx_wdt.c +++ linux-2.6-git/drivers/char/watchdog/ixp4xx_wdt.c @@ -186,8 +186,8 @@ static int __init ixp4xx_wdt_init(void) unsigned long processor_id; asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :); - if (!(processor_id & 0xf)) { - printk("IXP4XXX Watchdog: Rev. A0 CPU detected - " + if (!(processor_id & 0xf) && !cpu_is_ixp46x()) { + printk("IXP4XXX Watchdog: Rev. A0 IXP42x CPU detected - " "watchdog disabled\n"); return -ENODEV; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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