1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2010
4  * Texas Instruments, <www.ti.com>
5  */
6 
7 #ifndef _SYS_PROTO_H_
8 #define _SYS_PROTO_H_
9 
10 #include <asm/arch/omap.h>
11 #include <asm/arch/clock.h>
12 #include <asm/io.h>
13 #include <asm/omap_common.h>
14 #include <linux/mtd/omap_gpmc.h>
15 #include <asm/arch/mux_omap4.h>
16 #include <asm/ti-common/sys_proto.h>
17 
18 #ifdef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
19 extern const struct emif_regs emif_regs_elpida_200_mhz_2cs;
20 extern const struct emif_regs emif_regs_elpida_380_mhz_1cs;
21 extern const struct emif_regs emif_regs_elpida_400_mhz_1cs;
22 extern const struct emif_regs emif_regs_elpida_400_mhz_2cs;
23 extern const struct dmm_lisa_map_regs lisa_map_2G_x_1_x_2;
24 extern const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2;
25 extern const struct dmm_lisa_map_regs ma_lisa_map_2G_x_2_x_2;
26 #else
27 extern const struct lpddr2_device_details elpida_2G_S4_details;
28 extern const struct lpddr2_device_details elpida_4G_S4_details;
29 #endif
30 
31 #ifdef CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
32 extern const struct lpddr2_device_timings jedec_default_timings;
33 #else
34 extern const struct lpddr2_device_timings elpida_2G_S4_timings;
35 #endif
36 
37 struct omap_sysinfo {
38 	char *board_string;
39 };
40 extern const struct omap_sysinfo sysinfo;
41 
42 void gpmc_init(void);
43 void watchdog_init(void);
44 u32 get_device_type(void);
45 void do_set_mux(u32 base, struct pad_conf_entry const *array, int size);
46 void set_muxconf_regs(void);
47 u32 wait_on_value(u32, u32, void *, u32);
48 void sdelay(unsigned long);
49 void setup_early_clocks(void);
50 void prcm_init(void);
51 void do_board_detect(void);
52 void bypass_dpll(u32 const base);
53 void freq_update_core(void);
54 u32 get_sys_clk_freq(void);
55 u32 omap4_ddr_clk(void);
56 void cancel_out(u32 *num, u32 *den, u32 den_limit);
57 void sdram_init(void);
58 u32 omap_sdram_size(void);
59 u32 cortex_rev(void);
60 void save_omap_boot_params(void);
61 void init_omap_revision(void);
62 void do_io_settings(void);
63 void sri2c_init(void);
64 int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
65 u32 warm_reset(void);
66 void force_emif_self_refresh(void);
67 void setup_warmreset_time(void);
68 
69 #define OMAP4_SERVICE_PL310_CONTROL_REG_SET	0x102
70 
71 #endif
72