blob: b34c080b4ba0cc608bd568a2f324c471db128bd1 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2014 Freescale Semiconductor, Inc.
* Copyright 2020 NXP
*/
#ifndef __VID_H_
#define __VID_H_
/* IR36021 command codes */
#define IR36021_LOOP1_MANUAL_ID_OFFSET 0x6A
#define IR36021_LOOP1_VOUT_OFFSET 0x9A
#define IR36021_MFR_ID_OFFSET 0x92
#define IR36021_MFR_ID 0x43
#define IR36021_INTEL_MODE_OFFSET 0x14
#define IR36021_MODE_MASK 0x20
#define IR36021_INTEL_MODE 0x00
#define IR36021_AMD_MODE 0x20
/* Step the IR regulator in 5mV increments */
#define IR_VDD_STEP_DOWN 5
#define IR_VDD_STEP_UP 5
/* LTC3882 */
#define PMBUS_CMD_WRITE_PROTECT 0x10
/*
* WRITE_PROTECT command supported values
* 0x80: Disable all writes except WRITE_PROTECT, PAGE,
* STORE_USER_ALL and MFR_EE_UNLOCK commands.
* 0x40: Disable all writes except WRITE_PROTECT, PAGE, STORE_USER_ALL,
* MFR_EE_UNLOCK, OPERATION, CLEAR_PEAKS and CLEAR_FAULTS commands.
* Individual faults can also be cleared by writing a 1 to the
* respective status bit.
* 0x20: Disable all writes except WRITE_PROTECT, PAGE, STORE_USER_ ALL,
* MFR_EE_UNLOCK, OPERATION, CLEAR_PEAKS, CLEAR_FAULTS, ON_OFF_CONFIG
* and VOUT_COMMAND commands. Individual faults can be cleared by
* writing a 1 to the respective status bit.
* 0x00: Enables write to all commands
*/
#define EN_WRITE_ALL_CMD (0)
#ifdef CONFIG_TARGET_LX2160ARDB
/* The lowest and highest voltage allowed*/
#define VDD_MV_MIN 775
#define VDD_MV_MAX 855
#endif
#if defined(CONFIG_TARGET_LX2160AQDS) || defined(CONFIG_TARGET_LX2162AQDS)
/* The lowest and highest voltage allowed*/
#define VDD_MV_MIN 775
#define VDD_MV_MAX 925
#endif
/* PM Bus commands code for LTC3882*/
#define PWM_CHANNEL0 0x0
#define PMBUS_CMD_PAGE 0x0
#define PMBUS_CMD_READ_VOUT 0x8B
#define PMBUS_CMD_VOUT_MODE 0x20
#define PMBUS_CMD_VOUT_COMMAND 0x21
#define PMBUS_CMD_PAGE_PLUS_WRITE 0x05
#if defined(CONFIG_TARGET_LX2160AQDS) || defined(CONFIG_TARGET_LX2162AQDS) || \
defined(CONFIG_TARGET_LX2160ARDB)
/* Voltage monitor on channel 2*/
#define I2C_VOL_MONITOR_BUS_V_OFFSET 0x2
#define I2C_VOL_MONITOR_BUS_V_OVF 0x1
#define I2C_VOL_MONITOR_BUS_V_SHIFT 3
#define I2C_VOL_MONITOR_ADDR 0x63
#define I2C_MUX_CH_VOL_MONITOR 0xA
#endif
int adjust_vdd(ulong vdd_override);
u16 soc_get_fuse_vid(int vid_index);
#endif /* __VID_H_ */