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https://github.com/brain-hackers/u-boot-brain
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026703174a
Enable writes to all commands for LTC3882 Signed-off-by: Biwen Li <biwen.li@nxp.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
43 lines
1.3 KiB
C
43 lines
1.3 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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*/
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#ifndef __VID_H_
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#define __VID_H_
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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_OOFSET 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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int adjust_vdd(ulong vdd_override);
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#endif /* __VID_H_ */
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