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