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yaml
---
r: 30167
b: refs/heads/master
c: 31f4fde
h: refs/heads/master
i:
  30165: ed60def
  30163: 9c30428
  30159: b723545
v: v3
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Greg Ungerer authored and Linus Torvalds committed Jun 26, 2006
1 parent 15a1aac commit 3f48ac7
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Showing 2 changed files with 18 additions and 60 deletions.
2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: e648cd2688547516f86709b1d00ad4f8b618d635
refs/heads/master: 31f4fde38c5027ca05941db4a05c163d6314278e
76 changes: 17 additions & 59 deletions trunk/include/asm-m68knommu/coldfire.h
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Expand Up @@ -3,7 +3,7 @@
/*
* coldfire.h -- Motorola ColdFire CPU sepecific defines
*
* (C) Copyright 1999-2002, Greg Ungerer (gerg@snapgear.com)
* (C) Copyright 1999-2006, Greg Ungerer (gerg@snapgear.com)
* (C) Copyright 2000, Lineo (www.lineo.com)
*/

Expand All @@ -13,6 +13,19 @@
/****************************************************************************/


/*
* Define master clock frequency. This is essentially done at config
* time now. No point enumerating dozens of possible clock options
* here. Also the peripheral clock (bus clock) divide ratio is set
* at config time too.
*/
#ifdef CONFIG_CLOCK_SET
#define MCF_CLK CONFIG_CLOCK_FREQ
#define MCF_BUSCLK (CONFIG_CLOCK_FREQ / CONFIG_CLOCK_DIV)
#else
#error "Don't know what your ColdFire CPU clock frequency is??"
#endif

/*
* Define the processor support peripherals base address.
* This is generally setup by the boards start up code.
Expand All @@ -29,64 +42,9 @@
defined(CONFIG_M520x)
#undef MCF_MBAR
#define MCF_MBAR MCF_IPSBAR
#endif

/*
* Define master clock frequency.
*/
#if defined(CONFIG_CLOCK_11MHz)
#define MCF_CLK 11289600
#elif defined(CONFIG_CLOCK_16MHz)
#define MCF_CLK 16000000
#elif defined(CONFIG_CLOCK_20MHz)
#define MCF_CLK 20000000
#elif defined(CONFIG_CLOCK_24MHz)
#define MCF_CLK 24000000
#elif defined(CONFIG_CLOCK_25MHz)
#define MCF_CLK 25000000
#elif defined(CONFIG_CLOCK_33MHz)
#define MCF_CLK 33000000
#elif defined(CONFIG_CLOCK_40MHz)
#define MCF_CLK 40000000
#elif defined(CONFIG_CLOCK_45MHz)
#define MCF_CLK 45000000
#elif defined(CONFIG_CLOCK_48MHz)
#define MCF_CLK 48000000
#elif defined(CONFIG_CLOCK_50MHz)
#define MCF_CLK 50000000
#elif defined(CONFIG_CLOCK_54MHz)
#define MCF_CLK 54000000
#elif defined(CONFIG_CLOCK_60MHz)
#define MCF_CLK 60000000
#elif defined(CONFIG_CLOCK_62_5MHz)
#define MCF_CLK 62500000
#elif defined(CONFIG_CLOCK_64MHz)
#define MCF_CLK 64000000
#elif defined(CONFIG_CLOCK_66MHz)
#define MCF_CLK 66000000
#elif defined(CONFIG_CLOCK_70MHz)
#define MCF_CLK 70000000
#elif defined(CONFIG_CLOCK_100MHz)
#define MCF_CLK 100000000
#elif defined(CONFIG_CLOCK_140MHz)
#define MCF_CLK 140000000
#elif defined(CONFIG_CLOCK_150MHz)
#define MCF_CLK 150000000
#elif defined(CONFIG_CLOCK_166MHz)
#define MCF_CLK 166000000
#else
#error "Don't know what your ColdFire CPU clock frequency is??"
#endif

/*
* One some ColdFire family members the bus clock (used by internal
* peripherals) is not the same as the CPU clock.
*/
#if defined(CONFIG_M523x) || defined(CONFIG_M5249) || defined(CONFIG_M527x) || \
defined(CONFIG_M520x)
#define MCF_BUSCLK (MCF_CLK / 2)
#else
#define MCF_BUSCLK MCF_CLK
#elif defined(CONFIG_M532x)
#undef MCF_MBAR
#define MCF_MBAR 0x00000000
#endif

/****************************************************************************/
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