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Sricharan9310ff72011-11-15 09:49:55 -05001/*
2 * (C) Copyright 2010
3 * Texas Instruments, <www.ti.com>
4 *
Wolfgang Denkd79de1d2013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
Sricharan9310ff72011-11-15 09:49:55 -05006 */
7
8#ifndef _SYS_PROTO_H_
9#define _SYS_PROTO_H_
10
11#include <asm/arch/omap.h>
12#include <asm/io.h>
Lokesh Vutla61c517f2013-05-30 02:54:32 +000013#include <asm/arch/clock.h>
Sricharan9310ff72011-11-15 09:49:55 -050014#include <asm/omap_common.h>
pekon gupta5bbb0992013-11-22 16:53:29 +053015#include <linux/mtd/omap_gpmc.h>
Lokesh Vutla61c517f2013-05-30 02:54:32 +000016#include <asm/arch/clock.h>
Tom Rini72f36002014-05-16 13:02:24 -040017#include <asm/ti-common/sys_proto.h>
Sricharan9310ff72011-11-15 09:49:55 -050018
SRICHARAN R3f30b0a2013-04-24 00:41:24 +000019DECLARE_GLOBAL_DATA_PTR;
20
Lokesh Vutlaf0ee64a2015-06-04 16:42:37 +053021/*
22 * Structure for Iodelay configuration registers.
23 * Theoretical max for g_delay is 21560 ps.
24 * Theoretical max for a_delay is 1/3rd of g_delay max.
25 * So using u16 for both a/g_delay.
26 */
27struct iodelay_cfg_entry {
28 u16 offset;
29 u16 a_delay;
30 u16 g_delay;
31};
32
Lokesh Vutla40700ad2013-02-12 21:29:08 +000033struct pad_conf_entry {
34 u32 offset;
35 u32 val;
36};
37
Sricharan9310ff72011-11-15 09:49:55 -050038struct omap_sysinfo {
39 char *board_string;
40};
41extern const struct omap_sysinfo sysinfo;
42
Sricharan9310ff72011-11-15 09:49:55 -050043void gpmc_init(void);
44void watchdog_init(void);
45u32 get_device_type(void);
46void do_set_mux(u32 base, struct pad_conf_entry const *array, int size);
Lokesh Vutla5dedc172015-06-04 16:42:33 +053047void do_set_mux32(u32 base, struct pad_conf_entry const *array, int size);
Sricharan9310ff72011-11-15 09:49:55 -050048void set_muxconf_regs_essential(void);
Sricharan9310ff72011-11-15 09:49:55 -050049u32 wait_on_value(u32, u32, void *, u32);
50void sdelay(unsigned long);
Sricharan9310ff72011-11-15 09:49:55 -050051void setup_clocks_for_console(void);
52void prcm_init(void);
SRICHARAN Rfb6aa1f2013-02-04 04:22:00 +000053void bypass_dpll(u32 const base);
Sricharan9310ff72011-11-15 09:49:55 -050054void freq_update_core(void);
55u32 get_sys_clk_freq(void);
56u32 omap5_ddr_clk(void);
57void cancel_out(u32 *num, u32 *den, u32 den_limit);
58void sdram_init(void);
59u32 omap_sdram_size(void);
60u32 cortex_rev(void);
Tom Rini51df26c2013-05-31 12:31:59 -040061void save_omap_boot_params(void);
Sricharan9310ff72011-11-15 09:49:55 -050062void init_omap_revision(void);
63void do_io_settings(void);
Lokesh Vutlaae49f6d2013-05-30 02:54:33 +000064void sri2c_init(void);
Lokesh Vutla36852972013-05-30 03:19:29 +000065void gpi2c_init(void);
Nishanth Menon41d7ab12012-03-01 14:17:37 +000066int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
Lokesh Vutlae89f1542012-05-29 19:26:41 +000067u32 warm_reset(void);
Lokesh Vutlaba873772012-05-29 19:26:43 +000068void force_emif_self_refresh(void);
Lokesh Vutlad8ac0502013-02-04 04:22:05 +000069void get_ioregs(const struct ctrl_ioregs **regs);
Lokesh Vutla28049632013-02-12 01:33:45 +000070void srcomp_enable(void);
Lokesh Vutla100c2d82013-04-17 20:49:40 +000071void setup_warmreset_time(void);
Sricharan9310ff72011-11-15 09:49:55 -050072
Lokesh Vutla100c2d82013-04-17 20:49:40 +000073static inline u32 div_round_up(u32 num, u32 den)
74{
75 return (num + den - 1)/den;
76}
77
78static inline u32 usec_to_32k(u32 usec)
79{
80 return div_round_up(32768 * usec, 1000000);
81}
Praveen Rao3206b8a2015-03-09 17:12:06 -050082
83#define OMAP5_SERVICE_L2ACTLR_SET 0x104
Nishanth Menon2740b832015-07-27 16:26:06 -050084#define OMAP5_SERVICE_ACR_SET 0x107
Praveen Rao3206b8a2015-03-09 17:12:06 -050085
Sricharan9310ff72011-11-15 09:49:55 -050086#endif