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Stefano Babica521a772010-01-20 18:19:32 +01001/*
2 * (C) Copyright 2009
3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#ifndef __ASM_ARCH_CLOCK_H
25#define __ASM_ARCH_CLOCK_H
Stefano Babicac41d4d2010-03-05 17:54:37 +010026
27enum mxc_clock {
28 MXC_ARM_CLK = 0,
29 MXC_AHB_CLK,
30 MXC_IPG_CLK,
31 MXC_IPG_PERCLK,
32 MXC_UART_CLK,
33 MXC_CSPI_CLK,
34 MXC_FEC_CLK,
Stefano Babicd38db762012-02-22 00:24:36 +000035 MXC_SATA_CLK,
Fabio Estevamb4121012012-04-30 08:12:02 +000036 MXC_DDR_CLK,
37 MXC_NFC_CLK,
38 MXC_PERIPH_CLK,
Stefano Babicac41d4d2010-03-05 17:54:37 +010039};
40
Stefano Babica521a772010-01-20 18:19:32 +010041unsigned int imx_decode_pll(unsigned int pll, unsigned int f_ref);
42
Stefano Babicac41d4d2010-03-05 17:54:37 +010043u32 imx_get_uartclk(void);
44u32 imx_get_fecclk(void);
45unsigned int mxc_get_clock(enum mxc_clock clk);
Fabio Estevamb4121012012-04-30 08:12:02 +000046int mxc_set_clock(u32 ref, u32 freq, u32 clk_type);
Wolfgang Grandegger8c1e4d32011-11-11 14:03:34 +010047void set_usb_phy2_clk(void);
48void enable_usb_phy2_clk(unsigned char enable);
49void set_usboh3_clk(void);
50void enable_usboh3_clk(unsigned char enable);
Stefano Babicc378abf2012-02-22 00:24:38 +000051void mxc_set_sata_internal_clock(void);
Troy Kiskyd4fdc992012-07-19 08:18:25 +000052int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
Wolfgang Grandegger8c1e4d32011-11-11 14:03:34 +010053
Stefano Babica521a772010-01-20 18:19:32 +010054#endif /* __ASM_ARCH_CLOCK_H */