u-boot/arch/arm/include/asm/arch-omap5/sys_proto.h
Keerthy 61462cd772 arm: omap: Introduce vcores_init function
The pmic registers for variants of am57xx boards are different
hence we need to assign them carefully based on the board type.
Add a function to assign omap_vcores after the board detection.

Signed-off-by: Keerthy <j-keerthy@ti.com>
2016-06-02 21:42:18 -04:00

87 lines
2 KiB
C

/*
* (C) Copyright 2010
* Texas Instruments, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SYS_PROTO_H_
#define _SYS_PROTO_H_
#include <asm/arch/omap.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/omap_common.h>
#include <linux/mtd/omap_gpmc.h>
#include <asm/arch/clock.h>
#include <asm/ti-common/sys_proto.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Structure for Iodelay configuration registers.
* Theoretical max for g_delay is 21560 ps.
* Theoretical max for a_delay is 1/3rd of g_delay max.
* So using u16 for both a/g_delay.
*/
struct iodelay_cfg_entry {
u16 offset;
u16 a_delay;
u16 g_delay;
};
struct pad_conf_entry {
u32 offset;
u32 val;
};
struct omap_sysinfo {
char *board_string;
};
extern const struct omap_sysinfo sysinfo;
void gpmc_init(void);
void watchdog_init(void);
u32 get_device_type(void);
void do_set_mux(u32 base, struct pad_conf_entry const *array, int size);
void do_set_mux32(u32 base, struct pad_conf_entry const *array, int size);
void set_muxconf_regs(void);
u32 wait_on_value(u32, u32, void *, u32);
void sdelay(unsigned long);
void setup_early_clocks(void);
void prcm_init(void);
void do_board_detect(void);
void vcores_init(void);
void bypass_dpll(u32 const base);
void freq_update_core(void);
u32 get_sys_clk_freq(void);
u32 omap5_ddr_clk(void);
void cancel_out(u32 *num, u32 *den, u32 den_limit);
void sdram_init(void);
u32 omap_sdram_size(void);
u32 cortex_rev(void);
void save_omap_boot_params(void);
void init_omap_revision(void);
void do_io_settings(void);
void sri2c_init(void);
int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
u32 warm_reset(void);
void force_emif_self_refresh(void);
void get_ioregs(const struct ctrl_ioregs **regs);
void srcomp_enable(void);
void setup_warmreset_time(void);
static inline u32 div_round_up(u32 num, u32 den)
{
return (num + den - 1)/den;
}
static inline u32 usec_to_32k(u32 usec)
{
return div_round_up(32768 * usec, 1000000);
}
#define OMAP5_SERVICE_L2ACTLR_SET 0x104
#define OMAP5_SERVICE_ACR_SET 0x107
#endif