xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-omap4/sys_proto.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2010
3*4882a593Smuzhiyun  * Texas Instruments, <www.ti.com>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _SYS_PROTO_H_
9*4882a593Smuzhiyun #define _SYS_PROTO_H_
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <asm/arch/omap.h>
12*4882a593Smuzhiyun #include <asm/arch/clock.h>
13*4882a593Smuzhiyun #include <asm/io.h>
14*4882a593Smuzhiyun #include <asm/omap_common.h>
15*4882a593Smuzhiyun #include <linux/mtd/omap_gpmc.h>
16*4882a593Smuzhiyun #include <asm/arch/mux_omap4.h>
17*4882a593Smuzhiyun #include <asm/ti-common/sys_proto.h>
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun DECLARE_GLOBAL_DATA_PTR;
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #ifdef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
22*4882a593Smuzhiyun extern const struct emif_regs emif_regs_elpida_200_mhz_2cs;
23*4882a593Smuzhiyun extern const struct emif_regs emif_regs_elpida_380_mhz_1cs;
24*4882a593Smuzhiyun extern const struct emif_regs emif_regs_elpida_400_mhz_1cs;
25*4882a593Smuzhiyun extern const struct emif_regs emif_regs_elpida_400_mhz_2cs;
26*4882a593Smuzhiyun extern const struct dmm_lisa_map_regs lisa_map_2G_x_1_x_2;
27*4882a593Smuzhiyun extern const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2;
28*4882a593Smuzhiyun extern const struct dmm_lisa_map_regs ma_lisa_map_2G_x_2_x_2;
29*4882a593Smuzhiyun #else
30*4882a593Smuzhiyun extern const struct lpddr2_device_details elpida_2G_S4_details;
31*4882a593Smuzhiyun extern const struct lpddr2_device_details elpida_4G_S4_details;
32*4882a593Smuzhiyun #endif
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #ifdef CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
35*4882a593Smuzhiyun extern const struct lpddr2_device_timings jedec_default_timings;
36*4882a593Smuzhiyun #else
37*4882a593Smuzhiyun extern const struct lpddr2_device_timings elpida_2G_S4_timings;
38*4882a593Smuzhiyun #endif
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun struct omap_sysinfo {
41*4882a593Smuzhiyun 	char *board_string;
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun extern const struct omap_sysinfo sysinfo;
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun void gpmc_init(void);
46*4882a593Smuzhiyun void watchdog_init(void);
47*4882a593Smuzhiyun u32 get_device_type(void);
48*4882a593Smuzhiyun void do_set_mux(u32 base, struct pad_conf_entry const *array, int size);
49*4882a593Smuzhiyun void set_muxconf_regs(void);
50*4882a593Smuzhiyun u32 wait_on_value(u32, u32, void *, u32);
51*4882a593Smuzhiyun void sdelay(unsigned long);
52*4882a593Smuzhiyun void setup_early_clocks(void);
53*4882a593Smuzhiyun void prcm_init(void);
54*4882a593Smuzhiyun void do_board_detect(void);
55*4882a593Smuzhiyun void bypass_dpll(u32 const base);
56*4882a593Smuzhiyun void freq_update_core(void);
57*4882a593Smuzhiyun u32 get_sys_clk_freq(void);
58*4882a593Smuzhiyun u32 omap4_ddr_clk(void);
59*4882a593Smuzhiyun void cancel_out(u32 *num, u32 *den, u32 den_limit);
60*4882a593Smuzhiyun void sdram_init(void);
61*4882a593Smuzhiyun u32 omap_sdram_size(void);
62*4882a593Smuzhiyun u32 cortex_rev(void);
63*4882a593Smuzhiyun void save_omap_boot_params(void);
64*4882a593Smuzhiyun void init_omap_revision(void);
65*4882a593Smuzhiyun void do_io_settings(void);
66*4882a593Smuzhiyun void sri2c_init(void);
67*4882a593Smuzhiyun int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
68*4882a593Smuzhiyun u32 warm_reset(void);
69*4882a593Smuzhiyun void force_emif_self_refresh(void);
70*4882a593Smuzhiyun void setup_warmreset_time(void);
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun #define OMAP4_SERVICE_PL310_CONTROL_REG_SET	0x102
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun #endif
75