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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
parentBlackfin arch: Fix bogus str_ident check in gpio code (diff)
downloadlinux-dev-71de1f8a6365ea65346881e526132563d93696d1.tar.xz
linux-dev-71de1f8a6365ea65346881e526132563d93696d1.zip
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 '')
-rw-r--r--arch/blackfin/mach-bf527/head.S3
-rw-r--r--arch/blackfin/mach-bf533/head.S3
-rw-r--r--arch/blackfin/mach-bf537/head.S3
-rw-r--r--arch/blackfin/mach-bf548/head.S3
-rw-r--r--arch/blackfin/mach-bf561/head.S3
5 files changed, 15 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf527/head.S b/arch/blackfin/mach-bf527/head.S
index 28c486191209..6588170e3845 100644
--- a/arch/blackfin/mach-bf527/head.S
+++ b/arch/blackfin/mach-bf527/head.S
@@ -87,6 +87,9 @@ 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 */
diff --git a/arch/blackfin/mach-bf533/head.S b/arch/blackfin/mach-bf533/head.S
index 01b2b7ead5ab..619685b94d90 100644
--- a/arch/blackfin/mach-bf533/head.S
+++ b/arch/blackfin/mach-bf533/head.S
@@ -78,6 +78,9 @@ 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 */
diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S
index 12eb5cc571d0..559a7eef7a38 100644
--- a/arch/blackfin/mach-bf537/head.S
+++ b/arch/blackfin/mach-bf537/head.S
@@ -87,6 +87,9 @@ 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 */
diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S
index b0628164e5d9..051b05c88027 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 */
diff --git a/arch/blackfin/mach-bf561/head.S b/arch/blackfin/mach-bf561/head.S
index 75ea6a905829..0b28137b3dea 100644
--- a/arch/blackfin/mach-bf561/head.S
+++ b/arch/blackfin/mach-bf561/head.S
@@ -77,6 +77,9 @@ 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 */