diff options
author | Scott Wood <scottwood@freescale.com> | 2012-08-18 00:46:29 (GMT) |
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committer | Scott Wood <scottwood@freescale.com> | 2012-11-26 21:41:23 (GMT) |
commit | 59629c2897eb84c4550cf95b49e0761fbd23cef0 (patch) | |
tree | 31bbee2f241b769b32821a5040c4c4fcbbe8eb37 /nand_spl/board/freescale/common.c | |
parent | 8bc50f0b6d376c0d6280c9de625f04368892f4b4 (diff) | |
download | u-boot-59629c2897eb84c4550cf95b49e0761fbd23cef0.tar.xz |
spl/mpc85xx: move udelay to cpu code
It applies to non-Freescale 85xx boards as well as Freescale boards,
so it doesn't belong in board/freescale. Plus, it needs to come out
of nand_spl if it's to be used by the new SPL.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Cc: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'nand_spl/board/freescale/common.c')
-rw-r--r-- | nand_spl/board/freescale/common.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/nand_spl/board/freescale/common.c b/nand_spl/board/freescale/common.c deleted file mode 100644 index 0e099bc..0000000 --- a/nand_spl/board/freescale/common.c +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Copyright 2012 Freescale Semiconductor, Inc. - * Author: Matthew McClintock <msm@freescale.com> - * - * 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/global_data.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifndef CONFIG_SYS_FSL_TBCLK_DIV -#define CONFIG_SYS_FSL_TBCLK_DIV 8 -#endif - -void udelay(unsigned long usec) -{ - u32 ticks_per_usec = gd->bus_clk / (CONFIG_SYS_FSL_TBCLK_DIV * 1000000); - u32 ticks = ticks_per_usec * usec; - u32 s = mfspr(SPRN_TBRL); - - while ((mfspr(SPRN_TBRL) - s) < ticks); -} |