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