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authorRobin Getz <rgetz@blackfin.uclinux.org>2008-10-13 11:37:34 +0800
committerBryan Wu <cooloney@kernel.org>2008-10-13 11:37:34 +0800
commit71de1f8a6365ea65346881e526132563d93696d1 (patch)
treec15705934dbbece64b6c570123d38cce3c57091b /arch/blackfin/mach-bf548
parente9fae189caae7c1cf306e30f5b67c6d226ed69cf (diff)
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Blackfin arch: make sure we include the fix for SPORT hysteresis when reprogramming clocks
As pointed out by Appalayagari Sreedhar, make sure we include the fix for SPORT hysteresis when reprogramming clocks. Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/mach-bf548')
-rw-r--r--arch/blackfin/mach-bf548/head.S3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S
index b062816..051b05c 100644
--- a/arch/blackfin/mach-bf548/head.S
+++ b/arch/blackfin/mach-bf548/head.S
@@ -94,6 +94,9 @@ ENTRY(_start_dma_code)
r1 = PLL_BYPASS; /* Bypass the PLL? */
r1 = r1 << 8; /* Shift it over */
r0 = r1 | r0; /* add them all together */
+#ifdef ANOMALY_05000265
+ r0 = BITSET(r0, 15); /* Add 250 mV of hysteresis to SPORT input pins */
+#endif
p0.h = hi(PLL_CTL);
p0.l = lo(PLL_CTL); /* Load the address */
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