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Subject[PATCH 15/32] Blackfin arch: dont clear status register bits in SWRST so we can actually use it
Date
From: Mike Frysinger <michael.frysinger@analog.com>

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.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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