u-boot/arch/arm/imx-common/speed.c

62 lines
1.9 KiB
C
Raw Normal View History

/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@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/arch/imx-regs.h>
#include <asm/arch/clock.h>
#ifdef CONFIG_FSL_ESDHC
DECLARE_GLOBAL_DATA_PTR;
#endif
int get_clocks(void)
{
#ifdef CONFIG_FSL_ESDHC
#ifdef CONFIG_FSL_USDHC
#if CONFIG_SYS_FSL_ESDHC_ADDR == USDHC2_BASE_ADDR
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
#elif CONFIG_SYS_FSL_ESDHC_ADDR == USDHC3_BASE_ADDR
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
#elif CONFIG_SYS_FSL_ESDHC_ADDR == USDHC4_BASE_ADDR
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
#else
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
#endif
#else
#if CONFIG_SYS_FSL_ESDHC_ADDR == MMC_SDHC2_BASE_ADDR
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
#elif CONFIG_SYS_FSL_ESDHC_ADDR == MMC_SDHC3_BASE_ADDR
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
#elif CONFIG_SYS_FSL_ESDHC_ADDR == MMC_SDHC4_BASE_ADDR
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
#else
gd->sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
#endif
#endif
#endif
return 0;
}