summaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/arch-mx6/clock.h
blob: c49368765b261803e95c15574870b16eb24d5006 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
/*
 * (C) Copyright 2009
 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __ASM_ARCH_CLOCK_H
#define __ASM_ARCH_CLOCK_H

#include <common.h>

#ifdef CONFIG_SYS_MX6_HCLK
#define MXC_HCLK	CONFIG_SYS_MX6_HCLK
#else
#define MXC_HCLK	24000000
#endif

#ifdef CONFIG_SYS_MX6_CLK32
#define MXC_CLK32	CONFIG_SYS_MX6_CLK32
#else
#define MXC_CLK32	32768
#endif

enum mxc_clock {
	MXC_ARM_CLK = 0,
	MXC_PER_CLK,
	MXC_AHB_CLK,
	MXC_IPG_CLK,
	MXC_IPG_PERCLK,
	MXC_UART_CLK,
	MXC_CSPI_CLK,
	MXC_AXI_CLK,
	MXC_EMI_SLOW_CLK,
	MXC_DDR_CLK,
	MXC_ESDHC_CLK,
	MXC_ESDHC2_CLK,
	MXC_ESDHC3_CLK,
	MXC_ESDHC4_CLK,
	MXC_SATA_CLK,
	MXC_NFC_CLK,
	MXC_I2C_CLK,
};

u32 imx_get_uartclk(void);
u32 imx_get_fecclk(void);
unsigned int mxc_get_clock(enum mxc_clock clk);
void enable_ocotp_clk(unsigned char enable);
void enable_usboh3_clk(unsigned char enable);
int enable_sata_clock(void);
int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
void enable_ipu_clock(void);
#endif /* __ASM_ARCH_CLOCK_H */