upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
121 lines
3.3 KiB
121 lines
3.3 KiB
/*
|
|
* clock.h
|
|
*
|
|
* clock header
|
|
*
|
|
* Copyright (C) 2011, Texas Instruments Incorporated - http://www.ti.com/
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#ifndef _CLOCKS_H_
|
|
#define _CLOCKS_H_
|
|
|
|
#include <asm/arch/clocks_am33xx.h>
|
|
|
|
#ifdef CONFIG_TI81XX
|
|
#include <asm/arch/clock_ti81xx.h>
|
|
#endif
|
|
|
|
#define LDELAY 1000000
|
|
|
|
/*CM_<clock_domain>__CLKCTRL */
|
|
#define CD_CLKCTRL_CLKTRCTRL_SHIFT 0
|
|
#define CD_CLKCTRL_CLKTRCTRL_MASK 3
|
|
|
|
#define CD_CLKCTRL_CLKTRCTRL_NO_SLEEP 0
|
|
#define CD_CLKCTRL_CLKTRCTRL_SW_SLEEP 1
|
|
#define CD_CLKCTRL_CLKTRCTRL_SW_WKUP 2
|
|
|
|
/* CM_<clock_domain>_<module>_CLKCTRL */
|
|
#define MODULE_CLKCTRL_MODULEMODE_SHIFT 0
|
|
#define MODULE_CLKCTRL_MODULEMODE_MASK 3
|
|
#define MODULE_CLKCTRL_IDLEST_SHIFT 16
|
|
#define MODULE_CLKCTRL_IDLEST_MASK (3 << 16)
|
|
|
|
#define MODULE_CLKCTRL_MODULEMODE_SW_DISABLE 0
|
|
#define MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN 2
|
|
|
|
#define MODULE_CLKCTRL_IDLEST_FULLY_FUNCTIONAL 0
|
|
#define MODULE_CLKCTRL_IDLEST_TRANSITIONING 1
|
|
#define MODULE_CLKCTRL_IDLEST_IDLE 2
|
|
#define MODULE_CLKCTRL_IDLEST_DISABLED 3
|
|
|
|
/* CM_CLKMODE_DPLL */
|
|
#define CM_CLKMODE_DPLL_SSC_EN_SHIFT 12
|
|
#define CM_CLKMODE_DPLL_SSC_EN_MASK (1 << 12)
|
|
#define CM_CLKMODE_DPLL_SSC_ACK_MASK (1 << 13)
|
|
#define CM_CLKMODE_DPLL_SSC_DOWNSPREAD_MASK (1 << 14)
|
|
#define CM_CLKMODE_DPLL_SSC_TYPE_MASK (1 << 15)
|
|
#define CM_CLKMODE_DPLL_REGM4XEN_SHIFT 11
|
|
#define CM_CLKMODE_DPLL_REGM4XEN_MASK (1 << 11)
|
|
#define CM_CLKMODE_DPLL_LPMODE_EN_SHIFT 10
|
|
#define CM_CLKMODE_DPLL_LPMODE_EN_MASK (1 << 10)
|
|
#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_SHIFT 9
|
|
#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_MASK (1 << 9)
|
|
#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_SHIFT 8
|
|
#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_MASK (1 << 8)
|
|
#define CM_CLKMODE_DPLL_RAMP_RATE_SHIFT 5
|
|
#define CM_CLKMODE_DPLL_RAMP_RATE_MASK (0x7 << 5)
|
|
#define CM_CLKMODE_DPLL_EN_SHIFT 0
|
|
#define CM_CLKMODE_DPLL_EN_MASK (0x7 << 0)
|
|
|
|
#define CM_CLKMODE_DPLL_DPLL_EN_SHIFT 0
|
|
#define CM_CLKMODE_DPLL_DPLL_EN_MASK 7
|
|
|
|
#define DPLL_EN_STOP 1
|
|
#define DPLL_EN_MN_BYPASS 4
|
|
#define DPLL_EN_LOW_POWER_BYPASS 5
|
|
#define DPLL_EN_LOCK 7
|
|
|
|
/* CM_IDLEST_DPLL fields */
|
|
#define ST_DPLL_CLK_MASK 1
|
|
|
|
/* CM_CLKSEL_DPLL */
|
|
#define CM_CLKSEL_DPLL_M_SHIFT 8
|
|
#define CM_CLKSEL_DPLL_M_MASK (0x7FF << 8)
|
|
#define CM_CLKSEL_DPLL_N_SHIFT 0
|
|
#define CM_CLKSEL_DPLL_N_MASK 0x7F
|
|
|
|
struct dpll_params {
|
|
u32 m;
|
|
u32 n;
|
|
s8 m2;
|
|
s8 m3;
|
|
s8 m4;
|
|
s8 m5;
|
|
s8 m6;
|
|
};
|
|
|
|
struct dpll_regs {
|
|
u32 cm_clkmode_dpll;
|
|
u32 cm_idlest_dpll;
|
|
u32 cm_autoidle_dpll;
|
|
u32 cm_clksel_dpll;
|
|
u32 cm_div_m2_dpll;
|
|
u32 cm_div_m3_dpll;
|
|
u32 cm_div_m4_dpll;
|
|
u32 cm_div_m5_dpll;
|
|
u32 cm_div_m6_dpll;
|
|
};
|
|
|
|
extern const struct dpll_regs dpll_mpu_regs;
|
|
extern const struct dpll_regs dpll_core_regs;
|
|
extern const struct dpll_regs dpll_per_regs;
|
|
extern const struct dpll_regs dpll_ddr_regs;
|
|
|
|
extern struct cm_wkuppll *const cmwkup;
|
|
|
|
const struct dpll_params *get_dpll_mpu_params(void);
|
|
const struct dpll_params *get_dpll_core_params(void);
|
|
const struct dpll_params *get_dpll_per_params(void);
|
|
const struct dpll_params *get_dpll_ddr_params(void);
|
|
void scale_vcores(void);
|
|
void do_setup_dpll(const struct dpll_regs *, const struct dpll_params *);
|
|
void prcm_init(void);
|
|
void enable_basic_clocks(void);
|
|
void do_enable_clocks(u32 *const *, u32 *const *, u8);
|
|
void do_disable_clocks(u32 *const *, u32 *const *, u8);
|
|
|
|
void set_mpu_spreadspectrum(int permille);
|
|
#endif
|
|
|