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-rw-r--r--cpu/mcf52x2/speed.c100
1 files changed, 0 insertions, 100 deletions
diff --git a/cpu/mcf52x2/speed.c b/cpu/mcf52x2/speed.c
deleted file mode 100644
index b485e1c..0000000
--- a/cpu/mcf52x2/speed.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * (C) Copyright 2003
- * Josef Baumgartner <josef.baumgartner@telex.de>
- *
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
- * Hayden Fraser (Hayden.Fraser@freescale.com)
- *
- * 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, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/processor.h>
-#include <asm/immap.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/* get_clocks() fills in gd->cpu_clock and gd->bus_clk */
-int get_clocks (void)
-{
-#if defined(CONFIG_M5208)
- volatile pll_t *pll = (pll_t *) MMAP_PLL;
-
- pll->odr = CONFIG_SYS_PLL_ODR;
- pll->fdr = CONFIG_SYS_PLL_FDR;
-#endif
-
-#if defined(CONFIG_M5249) || defined(CONFIG_M5253)
- volatile unsigned long cpll = mbar2_readLong(MCFSIM_PLLCR);
- unsigned long pllcr;
-
-#ifndef CONFIG_SYS_PLL_BYPASS
-
-#ifdef CONFIG_M5249
- /* Setup the PLL to run at the specified speed */
-#ifdef CONFIG_SYS_FAST_CLK
- pllcr = 0x925a3100; /* ~140MHz clock (PLL bypass = 0) */
-#else
- pllcr = 0x135a4140; /* ~72MHz clock (PLL bypass = 0) */
-#endif
-#endif /* CONFIG_M5249 */
-
-#ifdef CONFIG_M5253
- pllcr = CONFIG_SYS_PLLCR;
-#endif /* CONFIG_M5253 */
-
- cpll = cpll & 0xfffffffe; /* Set PLL bypass mode = 0 (PSTCLK = crystal) */
- mbar2_writeLong(MCFSIM_PLLCR, cpll); /* Set the PLL to bypass mode (PSTCLK = crystal) */
- mbar2_writeLong(MCFSIM_PLLCR, pllcr); /* set the clock speed */
- pllcr ^= 0x00000001; /* Set pll bypass to 1 */
- mbar2_writeLong(MCFSIM_PLLCR, pllcr); /* Start locking (pll bypass = 1) */
- udelay(0x20); /* Wait for a lock ... */
-#endif /* #ifndef CONFIG_SYS_PLL_BYPASS */
-
-#endif /* CONFIG_M5249 || CONFIG_M5253 */
-
-#if defined(CONFIG_M5275)
- volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL);
-
- /* Setup PLL */
- pll->syncr = 0x01080000;
- while (!(pll->synsr & FMPLL_SYNSR_LOCK))
- ;
- pll->syncr = 0x01000000;
- while (!(pll->synsr & FMPLL_SYNSR_LOCK))
- ;
-#endif
-
- gd->cpu_clk = CONFIG_SYS_CLK;
-#if defined(CONFIG_M5208) || defined(CONFIG_M5249) || defined(CONFIG_M5253) || \
- defined(CONFIG_M5271) || defined(CONFIG_M5275)
- gd->bus_clk = gd->cpu_clk / 2;
-#else
- gd->bus_clk = gd->cpu_clk;
-#endif
-
-#ifdef CONFIG_FSL_I2C
- gd->i2c1_clk = gd->bus_clk;
-#ifdef CONFIG_SYS_I2C2_OFFSET
- gd->i2c2_clk = gd->bus_clk;
-#endif
-#endif
-
- return (0);
-}