blob: 9cdfb48a7a546a4c88e1124e4310c9c1c201c67d [file] [log] [blame]
/*
* (C) Copyright 2009
* Stefano Babic, DENX Software Engineering, sbabic@denx.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
*/
#ifndef __ASM_ARCH_CLOCK_H
#define __ASM_ARCH_CLOCK_H
#include <common.h>
#ifdef CONFIG_SYS_MX5_HCLK
#define MXC_HCLK CONFIG_SYS_MX5_HCLK
#else
#define MXC_HCLK 24000000
#endif
#ifdef CONFIG_SYS_MX5_CLK32
#define MXC_CLK32 CONFIG_SYS_MX5_CLK32
#else
#define MXC_CLK32 32768
#endif
enum mxc_clock {
MXC_ARM_CLK = 0,
MXC_AHB_CLK,
MXC_IPG_CLK,
MXC_IPG_PERCLK,
MXC_UART_CLK,
MXC_CSPI_CLK,
MXC_ESDHC_CLK,
MXC_ESDHC2_CLK,
MXC_ESDHC3_CLK,
MXC_ESDHC4_CLK,
MXC_FEC_CLK,
MXC_SATA_CLK,
MXC_DDR_CLK,
MXC_NFC_CLK,
MXC_PERIPH_CLK,
MXC_I2C_CLK,
};
u32 imx_get_uartclk(void);
u32 imx_get_fecclk(void);
unsigned int mxc_get_clock(enum mxc_clock clk);
int mxc_set_clock(u32 ref, u32 freq, u32 clk_type);
void set_usb_phy_clk(void);
void enable_usb_phy1_clk(unsigned char enable);
void enable_usb_phy2_clk(unsigned char enable);
void set_usboh3_clk(void);
void enable_usboh3_clk(unsigned char enable);
void mxc_set_sata_internal_clock(void);
int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
#endif /* __ASM_ARCH_CLOCK_H */