1 /*
2  * (C) Copyright 2009
3  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef _SYS_PROTO_H_
9 #define _SYS_PROTO_H_
10 
11 #include <asm/imx-common/regs-common.h>
12 #include "../arch-imx/cpu.h"
13 
14 #define is_soc_rev(rev)	((get_cpu_rev() & 0xFF) - rev)
15 u32 get_cpu_rev(void);
16 
17 /* returns MXC_CPU_ value */
18 #define cpu_type(rev) (((rev) >> 12)&0xff)
19 
20 /* use with MXC_CPU_ constants */
21 #define is_cpu_type(cpu) (cpu_type(get_cpu_rev()) == cpu)
22 
23 const char *get_imx_type(u32 imxtype);
24 unsigned imx_ddr_size(void);
25 
26 /*
27  * Initializes on-chip ethernet controllers.
28  * to override, implement board_eth_init()
29  */
30 
31 int fecmxc_initialize(bd_t *bis);
32 u32 get_ahb_clk(void);
33 u32 get_periph_clk(void);
34 
35 int mxs_reset_block(struct mxs_register_32 *reg);
36 int mxs_wait_mask_set(struct mxs_register_32 *reg,
37 		       uint32_t mask,
38 		       unsigned int timeout);
39 int mxs_wait_mask_clr(struct mxs_register_32 *reg,
40 		       uint32_t mask,
41 		       unsigned int timeout);
42 #endif
43