From 71de1f8a6365ea65346881e526132563d93696d1 Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Mon, 13 Oct 2008 11:37:34 +0800 Subject: [PATCH] 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 Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf527/head.S | 3 +++ arch/blackfin/mach-bf533/head.S | 3 +++ arch/blackfin/mach-bf537/head.S | 3 +++ arch/blackfin/mach-bf548/head.S | 3 +++ arch/blackfin/mach-bf561/head.S | 3 +++ 5 files changed, 15 insertions(+) diff --git a/arch/blackfin/mach-bf527/head.S b/arch/blackfin/mach-bf527/head.S index 28c48619120..6588170e384 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 01b2b7ead5a..619685b94d9 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 12eb5cc571d..559a7eef7a3 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 b0628164e5d..051b05c8802 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 75ea6a90582..0b28137b3de 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 */ -- 2.41.1