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Diffstat (limited to 'arch/ppc/cpu/mpc5xx/speed.c')
-rw-r--r--arch/ppc/cpu/mpc5xx/speed.c67
1 files changed, 0 insertions, 67 deletions
diff --git a/arch/ppc/cpu/mpc5xx/speed.c b/arch/ppc/cpu/mpc5xx/speed.c
deleted file mode 100644
index ea5c1de..0000000
--- a/arch/ppc/cpu/mpc5xx/speed.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * (C) Copyright 2003
- * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation,
- */
-
-/*
- * File: speed.c
- *
- * Discription: Provides cpu speed calculation
- *
- */
-
-#include <common.h>
-#include <mpc5xx.h>
-#include <asm/processor.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * Get cpu and bus clock
- */
-int get_clocks (void)
-{
- volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-
-#ifndef CONFIG_5xx_GCLK_FREQ
- uint divf = (immr->im_clkrst.car_plprcr & PLPRCR_DIVF_MSK);
- uint mf = ((immr->im_clkrst.car_plprcr & PLPRCR_MF_MSK) >> PLPRCR_MF_SHIFT);
- ulong vcoout;
-
- vcoout = (CONFIG_SYS_OSC_CLK / (divf + 1)) * (mf + 1) * 2;
- if(immr->im_clkrst.car_plprcr & PLPRCR_CSRC_MSK) {
- gd->cpu_clk = vcoout / (2^(((immr->im_clkrst.car_sccr & SCCR_DFNL_MSK) >> SCCR_DFNL_SHIFT) + 1));
- } else {
- gd->cpu_clk = vcoout / (2^(immr->im_clkrst.car_sccr & SCCR_DFNH_MSK));
- }
-
-#else /* CONFIG_5xx_GCLK_FREQ */
- gd->bus_clk = CONFIG_5xx_GCLK_FREQ;
-#endif /* CONFIG_5xx_GCLK_FREQ */
-
- if ((immr->im_clkrst.car_sccr & SCCR_EBDF11) == 0) {
- /* No Bus Divider active */
- gd->bus_clk = gd->cpu_clk;
- } else {
- /* CLKOUT is GCLK / 2 */
- gd->bus_clk = gd->cpu_clk / 2;
- }
- return (0);
-}