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