diff options
Diffstat (limited to 'arch/m68k/cpu/mcf523x/speed.c')
| -rw-r--r-- | arch/m68k/cpu/mcf523x/speed.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/m68k/cpu/mcf523x/speed.c b/arch/m68k/cpu/mcf523x/speed.c index 6096ba414..e2a6ae3a5 100644 --- a/arch/m68k/cpu/mcf523x/speed.c +++ b/arch/m68k/cpu/mcf523x/speed.c @@ -3,7 +3,7 @@ * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -29,6 +29,7 @@ #include <asm/processor.h> #include <asm/immap.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; /* @@ -36,11 +37,12 @@ DECLARE_GLOBAL_DATA_PTR; */ int get_clocks(void) { - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + pll_t *pll = (pll_t *)(MMAP_PLL); - pll->syncr = PLL_SYNCR_MFD(1); + out_be32(&pll->syncr, PLL_SYNCR_MFD(1)); - while (!(pll->synsr & PLL_SYNSR_LOCK)); + while (!(in_be32(&pll->synsr) & PLL_SYNSR_LOCK)) + ; gd->bus_clk = CONFIG_SYS_CLK; gd->cpu_clk = (gd->bus_clk * 2); |