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-rw-r--r--cpu/arm920t/imx/speed.c102
1 files changed, 0 insertions, 102 deletions
diff --git a/cpu/arm920t/imx/speed.c b/cpu/arm920t/imx/speed.c
deleted file mode 100644
index 1e29698..0000000
--- a/cpu/arm920t/imx/speed.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- *
- * (c) 2004 Sascha Hauer <sascha@saschahauer.de>
- *
- * 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>
-#if defined (CONFIG_IMX)
-
-#include <asm/arch/imx-regs.h>
-
-/* ------------------------------------------------------------------------- */
-/* NOTE: This describes the proper use of this file.
- *
- * CONFIG_SYS_CLK_FREQ should be defined as the input frequency of the PLL.
- * SH FIXME: 16780000 in our case
- * get_FCLK(), get_HCLK(), get_PCLK() and get_UCLK() return the clock of
- * the specified bus in HZ.
- */
-/* ------------------------------------------------------------------------- */
-
-ulong get_systemPLLCLK(void)
-{
- /* FIXME: We assume System_SEL = 0 here */
- u32 spctl0 = SPCTL0;
- u32 mfi = (spctl0 >> 10) & 0xf;
- u32 mfn = spctl0 & 0x3f;
- u32 mfd = (spctl0 >> 16) & 0x3f;
- u32 pd = (spctl0 >> 26) & 0xf;
-
- mfi = mfi<=5 ? 5 : mfi;
-
- return (2*(CONFIG_SYSPLL_CLK_FREQ>>10)*( (mfi<<10) + (mfn<<10)/(mfd+1)))/(pd+1);
-}
-
-ulong get_mcuPLLCLK(void)
-{
- /* FIXME: We assume System_SEL = 0 here */
- u32 mpctl0 = MPCTL0;
- u32 mfi = (mpctl0 >> 10) & 0xf;
- u32 mfn = mpctl0 & 0x3f;
- u32 mfd = (mpctl0 >> 16) & 0x3f;
- u32 pd = (mpctl0 >> 26) & 0xf;
-
- mfi = mfi<=5 ? 5 : mfi;
-
- return (2*(CONFIG_SYS_CLK_FREQ>>10)*( (mfi<<10) + (mfn<<10)/(mfd+1)))/(pd+1);
-}
-
-ulong get_FCLK(void)
-{
- return (( CSCR>>15)&1) ? get_mcuPLLCLK()>>1 : get_mcuPLLCLK();
-}
-
-/* return HCLK frequency */
-ulong get_HCLK(void)
-{
- u32 bclkdiv = (( CSCR >> 10 ) & 0xf) + 1;
- printf("bclkdiv: %d\n", bclkdiv);
- return get_systemPLLCLK() / bclkdiv;
-}
-
-/* return BCLK frequency */
-ulong get_BCLK(void)
-{
- return get_HCLK();
-}
-
-ulong get_PERCLK1(void)
-{
- return get_systemPLLCLK() / (((PCDR) & 0xf)+1);
-}
-
-ulong get_PERCLK2(void)
-{
- return get_systemPLLCLK() / (((PCDR>>4) & 0xf)+1);
-}
-
-ulong get_PERCLK3(void)
-{
- return get_systemPLLCLK() / (((PCDR>>16) & 0x7f)+1);
-}
-
-#endif /* defined (CONFIG_IMX) */