xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-mx5/clock.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2009
3*4882a593Smuzhiyun  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef __ASM_ARCH_CLOCK_H
9*4882a593Smuzhiyun #define __ASM_ARCH_CLOCK_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <common.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #ifdef CONFIG_SYS_MX5_HCLK
14*4882a593Smuzhiyun #define MXC_HCLK	CONFIG_SYS_MX5_HCLK
15*4882a593Smuzhiyun #else
16*4882a593Smuzhiyun #define MXC_HCLK	24000000
17*4882a593Smuzhiyun #endif
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #ifdef CONFIG_SYS_MX5_CLK32
20*4882a593Smuzhiyun #define MXC_CLK32	CONFIG_SYS_MX5_CLK32
21*4882a593Smuzhiyun #else
22*4882a593Smuzhiyun #define MXC_CLK32	32768
23*4882a593Smuzhiyun #endif
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun enum mxc_clock {
26*4882a593Smuzhiyun 	MXC_ARM_CLK = 0,
27*4882a593Smuzhiyun 	MXC_AHB_CLK,
28*4882a593Smuzhiyun 	MXC_IPG_CLK,
29*4882a593Smuzhiyun 	MXC_IPG_PERCLK,
30*4882a593Smuzhiyun 	MXC_UART_CLK,
31*4882a593Smuzhiyun 	MXC_CSPI_CLK,
32*4882a593Smuzhiyun 	MXC_ESDHC_CLK,
33*4882a593Smuzhiyun 	MXC_ESDHC2_CLK,
34*4882a593Smuzhiyun 	MXC_ESDHC3_CLK,
35*4882a593Smuzhiyun 	MXC_ESDHC4_CLK,
36*4882a593Smuzhiyun 	MXC_FEC_CLK,
37*4882a593Smuzhiyun 	MXC_SATA_CLK,
38*4882a593Smuzhiyun 	MXC_DDR_CLK,
39*4882a593Smuzhiyun 	MXC_NFC_CLK,
40*4882a593Smuzhiyun 	MXC_PERIPH_CLK,
41*4882a593Smuzhiyun 	MXC_I2C_CLK,
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun u32 imx_get_uartclk(void);
45*4882a593Smuzhiyun u32 imx_get_fecclk(void);
46*4882a593Smuzhiyun unsigned int mxc_get_clock(enum mxc_clock clk);
47*4882a593Smuzhiyun int mxc_set_clock(u32 ref, u32 freq, u32 clk_type);
48*4882a593Smuzhiyun void set_usb_phy_clk(void);
49*4882a593Smuzhiyun void enable_usb_phy1_clk(bool enable);
50*4882a593Smuzhiyun void enable_usb_phy2_clk(bool enable);
51*4882a593Smuzhiyun void set_usboh3_clk(void);
52*4882a593Smuzhiyun void enable_usboh3_clk(bool enable);
53*4882a593Smuzhiyun void mxc_set_sata_internal_clock(void);
54*4882a593Smuzhiyun int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
55*4882a593Smuzhiyun void enable_nfc_clk(unsigned char enable);
56*4882a593Smuzhiyun void enable_efuse_prog_supply(bool enable);
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun #endif /* __ASM_ARCH_CLOCK_H */
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