u-boot/arch/arm/include/asm/arch-am33xx/sys_proto.h
Felix Brack c07bf9bea7 am33xx: Add a function to query MPU voltage in uV
For the DM TPS65910 driver I'm working on, querying the MPU voltage
should return a value in uV. This value can then be used by the
regulator's standard function set_value to set the MPU voltage.

Signed-off-by: Felix Brack <fb@ltec.ch>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
2017-11-17 07:43:32 -05:00

50 lines
1.3 KiB
C

/*
* sys_proto.h
*
* System information header
*
* Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SYS_PROTO_H_
#define _SYS_PROTO_H_
#include <linux/mtd/omap_gpmc.h>
#include <asm/arch/cpu.h>
u32 get_cpu_rev(void);
u32 get_sysboot_value(void);
extern struct ctrl_stat *cstat;
u32 get_device_type(void);
void save_omap_boot_params(void);
void setup_early_clocks(void);
void setup_clocks_for_console(void);
void mpu_pll_config_val(int mpull_m);
void ddr_pll_config(unsigned int ddrpll_M);
void sdelay(unsigned long);
void gpmc_init(void);
void enable_gpmc_cs_config(const u32 *gpmc_config, const struct gpmc_cs *cs, u32 base,
u32 size);
int omap_nand_switch_ecc(uint32_t, uint32_t);
void set_uart_mux_conf(void);
void set_mux_conf_regs(void);
void sdram_init(void);
u32 wait_on_value(u32, u32, void *, u32);
#ifdef CONFIG_NOR_BOOT
void enable_norboot_pin_mux(void);
#endif
void am33xx_spl_board_init(void);
int am335x_get_efuse_mpu_max_freq(struct ctrl_dev *cdev);
int am335x_get_mpu_vdd(int sil_rev, int frequency);
int am335x_get_tps65910_mpu_vdd(int sil_rev, int frequency);
#endif
void enable_usb_clocks(int index);
void disable_usb_clocks(int index);
void do_board_detect(void);
u32 get_sys_clk_index(void);