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

/*
 * (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;
}