linux-kernel - [PATCH 15/32] Blackfin arch: dont clear status register bits in SWRST so we can actually use it

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Date:	Mon, 21 May 2007 18:09:23 +0800
From:	Bryan Wu <bryan.wu@...log.com>
To:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Cc:	Mike Frysinger <michael.frysinger@...log.com>,
	Bryan Wu <bryan.wu@...log.com>
Subject: [PATCH 15/32] Blackfin arch: dont clear status register bits in SWRST so we can actually use it

From: Mike Frysinger <michael.frysinger@...log.com>

Signed-off-by: Mike Frysinger <michael.frysinger@...log.com>
Signed-off-by: Bryan Wu <bryan.wu@...log.com>
---
 arch/blackfin/mach-bf533/head.S |    6 ------
 arch/blackfin/mach-bf537/head.S |    6 ------
 arch/blackfin/mach-bf561/head.S |    6 ------
 3 files changed, 0 insertions(+), 18 deletions(-)

diff --git a/arch/blackfin/mach-bf533/head.S b/arch/blackfin/mach-bf533/head.S
index 4808edb..7cb8258 100644
--- a/arch/blackfin/mach-bf533/head.S
+++ b/arch/blackfin/mach-bf533/head.S
@@ -468,12 +468,6 @@ ENTRY(_bfin_reset)
 	w[p0] = r0.l;
 #endif
 
-	/* Clear the bits 13-15 in SWRST if they werent cleared */
-	p0.h = hi(SWRST);
-	p0.l = lo(SWRST);
-	csync;
-	r0.l = w[p0];
-
 	/* Clear the IMASK register */
 	p0.h = hi(IMASK);
 	p0.l = lo(IMASK);
diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S
index d104e1d..de78e42 100644
--- a/arch/blackfin/mach-bf537/head.S
+++ b/arch/blackfin/mach-bf537/head.S
@@ -504,12 +504,6 @@ _delay_lab1_end:
 	nop;
 #endif
 
-	/* Clear the bits 13-15 in SWRST if they werent cleared */
-	p0.h = hi(SWRST);
-	p0.l = lo(SWRST);
-	csync;
-	r0.l = w[p0];
-
 	/* Clear the IMASK register */
 	p0.h = hi(IMASK);
 	p0.l = lo(IMASK);
diff --git a/arch/blackfin/mach-bf561/head.S b/arch/blackfin/mach-bf561/head.S
index 7bca478..462c39e 100644
--- a/arch/blackfin/mach-bf561/head.S
+++ b/arch/blackfin/mach-bf561/head.S
@@ -414,12 +414,6 @@ ENTRY(_bfin_reset)
 	w[p0] = r0.l;
 #endif
 
-	/* Clear the bits 13-15 in SWRST if they werent cleared */
-	p0.h = hi(SICA_SWRST);
-	p0.l = lo(SICA_SWRST);
-	csync;
-	r0.l = w[p0];
-
 	/* Clear the IMASK register */
 	p0.h = hi(IMASK);
 	p0.l = lo(IMASK);
-- 
1.5.1.2
-
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