linux-kernel - [PATCH 4/5] blackfin arch: workaround BF561 anomaly 05000266

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Message-Id: <1176284411.29581.29.camel@roc-desktop>
Date:	Wed, 11 Apr 2007 17:40:11 +0800
From:	"Wu, Bryan" <bryan.wu@...log.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/5] blackfin arch: workaround BF561 anomaly 05000266

[PATCH] blackfin arch: workaround BF561 anomaly 05000266

http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=2958

Signed-off-by: Sonic Zhang <sonic.zhang@...log.com>
Signed-off-by: Bryan Wu <bryan.wu@...log.com>
---
 arch/blackfin/kernel/setup.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index 9e0c3fa..76e1f10 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -210,6 +210,11 @@ void __init setup_arch(char **cmdline_p)
 		panic("ANOMALY 05000273, SCLK can not be same as CCLK");
 #endif
 
+#if defined(ANOMALY_05000266)
+	bfin_read_IMDMA_D0_IRQ_STATUS();
+	bfin_read_IMDMA_D1_IRQ_STATUS();
+#endif
+
 #ifdef DEBUG_SERIAL_EARLY_INIT
 	bfin_console_init();	/* early console registration */
 	/* this give a chance to get printk() working before crash. */
-- 
1.5.0.5

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