1767 lines
43 KiB
C
1767 lines
43 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson
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* Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson
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* Daniel Willerud <daniel.willerud@stericsson.com> for ST-Ericsson
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*
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* AB8500 peripheral regulators
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*
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* AB8500 supports the following regulators:
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* VAUX1/2/3, VINTCORE, VTVOUT, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA
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*
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* AB8505 supports the following regulators:
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* VAUX1/2/3/4/5/6, VINTCORE, VADC, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/err.h>
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#include <linux/platform_device.h>
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#include <linux/mfd/abx500.h>
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#include <linux/mfd/abx500/ab8500.h>
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#include <linux/of.h>
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#include <linux/regulator/of_regulator.h>
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#include <linux/regulator/driver.h>
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#include <linux/regulator/machine.h>
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#include <linux/slab.h>
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/* AB8500 regulators */
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enum ab8500_regulator_id {
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AB8500_LDO_AUX1,
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AB8500_LDO_AUX2,
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AB8500_LDO_AUX3,
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AB8500_LDO_INTCORE,
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AB8500_LDO_TVOUT,
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AB8500_LDO_AUDIO,
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AB8500_LDO_ANAMIC1,
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AB8500_LDO_ANAMIC2,
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AB8500_LDO_DMIC,
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AB8500_LDO_ANA,
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AB8500_NUM_REGULATORS,
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};
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/* AB8505 regulators */
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enum ab8505_regulator_id {
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AB8505_LDO_AUX1,
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AB8505_LDO_AUX2,
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AB8505_LDO_AUX3,
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AB8505_LDO_AUX4,
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AB8505_LDO_AUX5,
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AB8505_LDO_AUX6,
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AB8505_LDO_INTCORE,
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AB8505_LDO_ADC,
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AB8505_LDO_AUDIO,
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AB8505_LDO_ANAMIC1,
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AB8505_LDO_ANAMIC2,
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AB8505_LDO_AUX8,
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AB8505_LDO_ANA,
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AB8505_NUM_REGULATORS,
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};
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/* AB8500 registers */
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enum ab8500_regulator_reg {
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AB8500_REGUREQUESTCTRL2,
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AB8500_REGUREQUESTCTRL3,
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AB8500_REGUREQUESTCTRL4,
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AB8500_REGUSYSCLKREQ1HPVALID1,
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AB8500_REGUSYSCLKREQ1HPVALID2,
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AB8500_REGUHWHPREQ1VALID1,
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AB8500_REGUHWHPREQ1VALID2,
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AB8500_REGUHWHPREQ2VALID1,
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AB8500_REGUHWHPREQ2VALID2,
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AB8500_REGUSWHPREQVALID1,
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AB8500_REGUSWHPREQVALID2,
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AB8500_REGUSYSCLKREQVALID1,
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AB8500_REGUSYSCLKREQVALID2,
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AB8500_REGUMISC1,
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AB8500_VAUDIOSUPPLY,
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AB8500_REGUCTRL1VAMIC,
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AB8500_VPLLVANAREGU,
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AB8500_VREFDDR,
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AB8500_EXTSUPPLYREGU,
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AB8500_VAUX12REGU,
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AB8500_VRF1VAUX3REGU,
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AB8500_VAUX1SEL,
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AB8500_VAUX2SEL,
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AB8500_VRF1VAUX3SEL,
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AB8500_REGUCTRL2SPARE,
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AB8500_REGUCTRLDISCH,
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AB8500_REGUCTRLDISCH2,
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AB8500_NUM_REGULATOR_REGISTERS,
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};
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/* AB8505 registers */
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enum ab8505_regulator_reg {
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AB8505_REGUREQUESTCTRL1,
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AB8505_REGUREQUESTCTRL2,
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AB8505_REGUREQUESTCTRL3,
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AB8505_REGUREQUESTCTRL4,
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AB8505_REGUSYSCLKREQ1HPVALID1,
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AB8505_REGUSYSCLKREQ1HPVALID2,
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AB8505_REGUHWHPREQ1VALID1,
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AB8505_REGUHWHPREQ1VALID2,
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AB8505_REGUHWHPREQ2VALID1,
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AB8505_REGUHWHPREQ2VALID2,
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AB8505_REGUSWHPREQVALID1,
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AB8505_REGUSWHPREQVALID2,
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AB8505_REGUSYSCLKREQVALID1,
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AB8505_REGUSYSCLKREQVALID2,
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AB8505_REGUVAUX4REQVALID,
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AB8505_REGUMISC1,
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AB8505_VAUDIOSUPPLY,
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AB8505_REGUCTRL1VAMIC,
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AB8505_VSMPSAREGU,
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AB8505_VSMPSBREGU,
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AB8505_VSAFEREGU, /* NOTE! PRCMU register */
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AB8505_VPLLVANAREGU,
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AB8505_EXTSUPPLYREGU,
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AB8505_VAUX12REGU,
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AB8505_VRF1VAUX3REGU,
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AB8505_VSMPSASEL1,
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AB8505_VSMPSASEL2,
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AB8505_VSMPSASEL3,
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AB8505_VSMPSBSEL1,
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AB8505_VSMPSBSEL2,
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AB8505_VSMPSBSEL3,
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AB8505_VSAFESEL1, /* NOTE! PRCMU register */
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AB8505_VSAFESEL2, /* NOTE! PRCMU register */
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AB8505_VSAFESEL3, /* NOTE! PRCMU register */
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AB8505_VAUX1SEL,
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AB8505_VAUX2SEL,
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AB8505_VRF1VAUX3SEL,
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AB8505_VAUX4REQCTRL,
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AB8505_VAUX4REGU,
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AB8505_VAUX4SEL,
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AB8505_REGUCTRLDISCH,
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AB8505_REGUCTRLDISCH2,
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AB8505_REGUCTRLDISCH3,
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AB8505_CTRLVAUX5,
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AB8505_CTRLVAUX6,
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AB8505_NUM_REGULATOR_REGISTERS,
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};
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/**
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* struct ab8500_shared_mode - is used when mode is shared between
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* two regulators.
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* @shared_regulator: pointer to the other sharing regulator
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* @lp_mode_req: low power mode requested by this regulator
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*/
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struct ab8500_shared_mode {
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struct ab8500_regulator_info *shared_regulator;
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bool lp_mode_req;
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};
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/**
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* struct ab8500_regulator_info - ab8500 regulator information
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* @dev: device pointer
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* @desc: regulator description
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* @shared_mode: used when mode is shared between two regulators
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* @load_lp_uA: maximum load in idle (low power) mode
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* @update_bank: bank to control on/off
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* @update_reg: register to control on/off
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* @update_mask: mask to enable/disable and set mode of regulator
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* @update_val: bits holding the regulator current mode
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* @update_val_idle: bits to enable the regulator in idle (low power) mode
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* @update_val_normal: bits to enable the regulator in normal (high power) mode
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* @mode_bank: bank with location of mode register
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* @mode_reg: mode register
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* @mode_mask: mask for setting mode
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* @mode_val_idle: mode setting for low power
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* @mode_val_normal: mode setting for normal power
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* @voltage_bank: bank to control regulator voltage
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* @voltage_reg: register to control regulator voltage
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* @voltage_mask: mask to control regulator voltage
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* @expand_register:
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*/
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struct ab8500_regulator_info {
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struct device *dev;
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struct regulator_desc desc;
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struct ab8500_shared_mode *shared_mode;
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int load_lp_uA;
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u8 update_bank;
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u8 update_reg;
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u8 update_mask;
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u8 update_val;
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u8 update_val_idle;
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u8 update_val_normal;
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u8 mode_bank;
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u8 mode_reg;
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u8 mode_mask;
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u8 mode_val_idle;
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u8 mode_val_normal;
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u8 voltage_bank;
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u8 voltage_reg;
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u8 voltage_mask;
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};
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/* voltage tables for the vauxn/vintcore supplies */
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static const unsigned int ldo_vauxn_voltages[] = {
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1100000,
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1200000,
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1300000,
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1400000,
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1500000,
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1800000,
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1850000,
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1900000,
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2500000,
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2650000,
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2700000,
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2750000,
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2800000,
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2900000,
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3000000,
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3300000,
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};
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static const unsigned int ldo_vaux3_voltages[] = {
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1200000,
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1500000,
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1800000,
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2100000,
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2500000,
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2750000,
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2790000,
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2910000,
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};
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static const unsigned int ldo_vaux56_voltages[] = {
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1800000,
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1050000,
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1100000,
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1200000,
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1500000,
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2200000,
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2500000,
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2790000,
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};
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static const unsigned int ldo_vintcore_voltages[] = {
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1200000,
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1225000,
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1250000,
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1275000,
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1300000,
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1325000,
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1350000,
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};
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static const unsigned int fixed_1200000_voltage[] = {
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1200000,
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};
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static const unsigned int fixed_1800000_voltage[] = {
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1800000,
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};
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static const unsigned int fixed_2000000_voltage[] = {
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2000000,
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};
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static const unsigned int fixed_2050000_voltage[] = {
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2050000,
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};
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static const unsigned int ldo_vana_voltages[] = {
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1050000,
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1075000,
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1100000,
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1125000,
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1150000,
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1175000,
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1200000,
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1225000,
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};
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static const unsigned int ldo_vaudio_voltages[] = {
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2000000,
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2100000,
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2200000,
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2300000,
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2400000,
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2500000,
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2600000,
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2600000, /* Duplicated in Vaudio and IsoUicc Control register. */
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};
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static DEFINE_MUTEX(shared_mode_mutex);
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static struct ab8500_shared_mode ldo_anamic1_shared;
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static struct ab8500_shared_mode ldo_anamic2_shared;
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static int ab8500_regulator_enable(struct regulator_dev *rdev)
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{
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int ret;
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struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
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if (info == NULL) {
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dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
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return -EINVAL;
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}
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ret = abx500_mask_and_set_register_interruptible(info->dev,
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info->update_bank, info->update_reg,
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info->update_mask, info->update_val);
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if (ret < 0) {
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dev_err(rdev_get_dev(rdev),
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"couldn't set enable bits for regulator\n");
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return ret;
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}
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dev_vdbg(rdev_get_dev(rdev),
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"%s-enable (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n",
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info->desc.name, info->update_bank, info->update_reg,
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info->update_mask, info->update_val);
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return ret;
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}
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static int ab8500_regulator_disable(struct regulator_dev *rdev)
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{
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int ret;
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struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
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if (info == NULL) {
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dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
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return -EINVAL;
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}
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ret = abx500_mask_and_set_register_interruptible(info->dev,
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info->update_bank, info->update_reg,
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info->update_mask, 0x0);
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if (ret < 0) {
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dev_err(rdev_get_dev(rdev),
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"couldn't set disable bits for regulator\n");
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return ret;
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}
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dev_vdbg(rdev_get_dev(rdev),
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"%s-disable (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n",
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info->desc.name, info->update_bank, info->update_reg,
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info->update_mask, 0x0);
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return ret;
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}
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static int ab8500_regulator_is_enabled(struct regulator_dev *rdev)
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{
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int ret;
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struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
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u8 regval;
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if (info == NULL) {
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dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
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return -EINVAL;
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}
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ret = abx500_get_register_interruptible(info->dev,
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info->update_bank, info->update_reg, ®val);
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if (ret < 0) {
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dev_err(rdev_get_dev(rdev),
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"couldn't read 0x%x register\n", info->update_reg);
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return ret;
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}
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dev_vdbg(rdev_get_dev(rdev),
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"%s-is_enabled (bank, reg, mask, value): 0x%x, 0x%x, 0x%x,"
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" 0x%x\n",
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info->desc.name, info->update_bank, info->update_reg,
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info->update_mask, regval);
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if (regval & info->update_mask)
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return 1;
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else
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return 0;
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}
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static unsigned int ab8500_regulator_get_optimum_mode(
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struct regulator_dev *rdev, int input_uV,
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int output_uV, int load_uA)
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{
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unsigned int mode;
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struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
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if (info == NULL) {
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dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
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return -EINVAL;
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}
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if (load_uA <= info->load_lp_uA)
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mode = REGULATOR_MODE_IDLE;
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else
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mode = REGULATOR_MODE_NORMAL;
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return mode;
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}
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static int ab8500_regulator_set_mode(struct regulator_dev *rdev,
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unsigned int mode)
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{
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int ret = 0;
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u8 bank, reg, mask, val;
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bool lp_mode_req = false;
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struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
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if (info == NULL) {
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dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
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return -EINVAL;
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}
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if (info->mode_mask) {
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bank = info->mode_bank;
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reg = info->mode_reg;
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mask = info->mode_mask;
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} else {
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bank = info->update_bank;
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reg = info->update_reg;
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mask = info->update_mask;
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}
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if (info->shared_mode)
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mutex_lock(&shared_mode_mutex);
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switch (mode) {
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case REGULATOR_MODE_NORMAL:
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if (info->shared_mode)
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lp_mode_req = false;
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if (info->mode_mask)
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val = info->mode_val_normal;
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else
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val = info->update_val_normal;
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break;
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case REGULATOR_MODE_IDLE:
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if (info->shared_mode) {
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struct ab8500_regulator_info *shared_regulator;
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shared_regulator = info->shared_mode->shared_regulator;
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if (!shared_regulator->shared_mode->lp_mode_req) {
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/* Other regulator prevent LP mode */
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info->shared_mode->lp_mode_req = true;
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goto out_unlock;
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}
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lp_mode_req = true;
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}
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if (info->mode_mask)
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val = info->mode_val_idle;
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else
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val = info->update_val_idle;
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break;
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default:
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ret = -EINVAL;
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goto out_unlock;
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}
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if (info->mode_mask || ab8500_regulator_is_enabled(rdev)) {
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ret = abx500_mask_and_set_register_interruptible(info->dev,
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bank, reg, mask, val);
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if (ret < 0) {
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dev_err(rdev_get_dev(rdev),
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"couldn't set regulator mode\n");
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goto out_unlock;
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}
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dev_vdbg(rdev_get_dev(rdev),
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"%s-set_mode (bank, reg, mask, value): "
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"0x%x, 0x%x, 0x%x, 0x%x\n",
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info->desc.name, bank, reg,
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mask, val);
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}
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if (!info->mode_mask)
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info->update_val = val;
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if (info->shared_mode)
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info->shared_mode->lp_mode_req = lp_mode_req;
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out_unlock:
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if (info->shared_mode)
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mutex_unlock(&shared_mode_mutex);
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return ret;
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}
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static unsigned int ab8500_regulator_get_mode(struct regulator_dev *rdev)
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{
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struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
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int ret;
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u8 val;
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u8 val_normal;
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u8 val_idle;
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if (info == NULL) {
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dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
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return -EINVAL;
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}
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/* Need special handling for shared mode */
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if (info->shared_mode) {
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if (info->shared_mode->lp_mode_req)
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return REGULATOR_MODE_IDLE;
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else
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return REGULATOR_MODE_NORMAL;
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}
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if (info->mode_mask) {
|
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/* Dedicated register for handling mode */
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ret = abx500_get_register_interruptible(info->dev,
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info->mode_bank, info->mode_reg, &val);
|
|
val = val & info->mode_mask;
|
|
|
|
val_normal = info->mode_val_normal;
|
|
val_idle = info->mode_val_idle;
|
|
} else {
|
|
/* Mode register same as enable register */
|
|
val = info->update_val;
|
|
val_normal = info->update_val_normal;
|
|
val_idle = info->update_val_idle;
|
|
}
|
|
|
|
if (val == val_normal)
|
|
ret = REGULATOR_MODE_NORMAL;
|
|
else if (val == val_idle)
|
|
ret = REGULATOR_MODE_IDLE;
|
|
else
|
|
ret = -EINVAL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ab8500_regulator_get_voltage_sel(struct regulator_dev *rdev)
|
|
{
|
|
int ret, voltage_shift;
|
|
struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
|
|
u8 regval;
|
|
|
|
if (info == NULL) {
|
|
dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
voltage_shift = ffs(info->voltage_mask) - 1;
|
|
|
|
ret = abx500_get_register_interruptible(info->dev,
|
|
info->voltage_bank, info->voltage_reg, ®val);
|
|
if (ret < 0) {
|
|
dev_err(rdev_get_dev(rdev),
|
|
"couldn't read voltage reg for regulator\n");
|
|
return ret;
|
|
}
|
|
|
|
dev_vdbg(rdev_get_dev(rdev),
|
|
"%s-get_voltage (bank, reg, mask, shift, value): "
|
|
"0x%x, 0x%x, 0x%x, 0x%x, 0x%x\n",
|
|
info->desc.name, info->voltage_bank,
|
|
info->voltage_reg, info->voltage_mask,
|
|
voltage_shift, regval);
|
|
|
|
return (regval & info->voltage_mask) >> voltage_shift;
|
|
}
|
|
|
|
static int ab8500_regulator_set_voltage_sel(struct regulator_dev *rdev,
|
|
unsigned selector)
|
|
{
|
|
int ret, voltage_shift;
|
|
struct ab8500_regulator_info *info = rdev_get_drvdata(rdev);
|
|
u8 regval;
|
|
|
|
if (info == NULL) {
|
|
dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
voltage_shift = ffs(info->voltage_mask) - 1;
|
|
|
|
/* set the registers for the request */
|
|
regval = (u8)selector << voltage_shift;
|
|
ret = abx500_mask_and_set_register_interruptible(info->dev,
|
|
info->voltage_bank, info->voltage_reg,
|
|
info->voltage_mask, regval);
|
|
if (ret < 0)
|
|
dev_err(rdev_get_dev(rdev),
|
|
"couldn't set voltage reg for regulator\n");
|
|
|
|
dev_vdbg(rdev_get_dev(rdev),
|
|
"%s-set_voltage (bank, reg, mask, value): 0x%x, 0x%x, 0x%x,"
|
|
" 0x%x\n",
|
|
info->desc.name, info->voltage_bank, info->voltage_reg,
|
|
info->voltage_mask, regval);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static const struct regulator_ops ab8500_regulator_volt_mode_ops = {
|
|
.enable = ab8500_regulator_enable,
|
|
.disable = ab8500_regulator_disable,
|
|
.is_enabled = ab8500_regulator_is_enabled,
|
|
.get_optimum_mode = ab8500_regulator_get_optimum_mode,
|
|
.set_mode = ab8500_regulator_set_mode,
|
|
.get_mode = ab8500_regulator_get_mode,
|
|
.get_voltage_sel = ab8500_regulator_get_voltage_sel,
|
|
.set_voltage_sel = ab8500_regulator_set_voltage_sel,
|
|
.list_voltage = regulator_list_voltage_table,
|
|
};
|
|
|
|
static const struct regulator_ops ab8500_regulator_volt_ops = {
|
|
.enable = ab8500_regulator_enable,
|
|
.disable = ab8500_regulator_disable,
|
|
.is_enabled = ab8500_regulator_is_enabled,
|
|
.get_voltage_sel = ab8500_regulator_get_voltage_sel,
|
|
.set_voltage_sel = ab8500_regulator_set_voltage_sel,
|
|
.list_voltage = regulator_list_voltage_table,
|
|
};
|
|
|
|
static const struct regulator_ops ab8500_regulator_mode_ops = {
|
|
.enable = ab8500_regulator_enable,
|
|
.disable = ab8500_regulator_disable,
|
|
.is_enabled = ab8500_regulator_is_enabled,
|
|
.get_optimum_mode = ab8500_regulator_get_optimum_mode,
|
|
.set_mode = ab8500_regulator_set_mode,
|
|
.get_mode = ab8500_regulator_get_mode,
|
|
.list_voltage = regulator_list_voltage_table,
|
|
};
|
|
|
|
static const struct regulator_ops ab8500_regulator_ops = {
|
|
.enable = ab8500_regulator_enable,
|
|
.disable = ab8500_regulator_disable,
|
|
.is_enabled = ab8500_regulator_is_enabled,
|
|
.list_voltage = regulator_list_voltage_table,
|
|
};
|
|
|
|
static const struct regulator_ops ab8500_regulator_anamic_mode_ops = {
|
|
.enable = ab8500_regulator_enable,
|
|
.disable = ab8500_regulator_disable,
|
|
.is_enabled = ab8500_regulator_is_enabled,
|
|
.set_mode = ab8500_regulator_set_mode,
|
|
.get_mode = ab8500_regulator_get_mode,
|
|
.list_voltage = regulator_list_voltage_table,
|
|
};
|
|
|
|
/* AB8500 regulator information */
|
|
static struct ab8500_regulator_info
|
|
ab8500_regulator_info[AB8500_NUM_REGULATORS] = {
|
|
/*
|
|
* Variable Voltage Regulators
|
|
* name, min mV, max mV,
|
|
* update bank, reg, mask, enable val
|
|
* volt bank, reg, mask
|
|
*/
|
|
[AB8500_LDO_AUX1] = {
|
|
.desc = {
|
|
.name = "LDO-AUX1",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_AUX1,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
|
|
.volt_table = ldo_vauxn_voltages,
|
|
.enable_time = 200,
|
|
.supply_name = "vin",
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x09,
|
|
.update_mask = 0x03,
|
|
.update_val = 0x01,
|
|
.update_val_idle = 0x03,
|
|
.update_val_normal = 0x01,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x1f,
|
|
.voltage_mask = 0x0f,
|
|
},
|
|
[AB8500_LDO_AUX2] = {
|
|
.desc = {
|
|
.name = "LDO-AUX2",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_AUX2,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
|
|
.volt_table = ldo_vauxn_voltages,
|
|
.enable_time = 200,
|
|
.supply_name = "vin",
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x09,
|
|
.update_mask = 0x0c,
|
|
.update_val = 0x04,
|
|
.update_val_idle = 0x0c,
|
|
.update_val_normal = 0x04,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x20,
|
|
.voltage_mask = 0x0f,
|
|
},
|
|
[AB8500_LDO_AUX3] = {
|
|
.desc = {
|
|
.name = "LDO-AUX3",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_AUX3,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vaux3_voltages),
|
|
.volt_table = ldo_vaux3_voltages,
|
|
.enable_time = 450,
|
|
.supply_name = "vin",
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x0a,
|
|
.update_mask = 0x03,
|
|
.update_val = 0x01,
|
|
.update_val_idle = 0x03,
|
|
.update_val_normal = 0x01,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x21,
|
|
.voltage_mask = 0x07,
|
|
},
|
|
[AB8500_LDO_INTCORE] = {
|
|
.desc = {
|
|
.name = "LDO-INTCORE",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_INTCORE,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vintcore_voltages),
|
|
.volt_table = ldo_vintcore_voltages,
|
|
.enable_time = 750,
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x80,
|
|
.update_mask = 0x44,
|
|
.update_val = 0x44,
|
|
.update_val_idle = 0x44,
|
|
.update_val_normal = 0x04,
|
|
.voltage_bank = 0x03,
|
|
.voltage_reg = 0x80,
|
|
.voltage_mask = 0x38,
|
|
},
|
|
|
|
/*
|
|
* Fixed Voltage Regulators
|
|
* name, fixed mV,
|
|
* update bank, reg, mask, enable val
|
|
*/
|
|
[AB8500_LDO_TVOUT] = {
|
|
.desc = {
|
|
.name = "LDO-TVOUT",
|
|
.ops = &ab8500_regulator_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_TVOUT,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.volt_table = fixed_2000000_voltage,
|
|
.enable_time = 500,
|
|
},
|
|
.load_lp_uA = 1000,
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x80,
|
|
.update_mask = 0x82,
|
|
.update_val = 0x02,
|
|
.update_val_idle = 0x82,
|
|
.update_val_normal = 0x02,
|
|
},
|
|
[AB8500_LDO_AUDIO] = {
|
|
.desc = {
|
|
.name = "LDO-AUDIO",
|
|
.ops = &ab8500_regulator_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_AUDIO,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.enable_time = 140,
|
|
.volt_table = fixed_2000000_voltage,
|
|
},
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x02,
|
|
.update_val = 0x02,
|
|
},
|
|
[AB8500_LDO_ANAMIC1] = {
|
|
.desc = {
|
|
.name = "LDO-ANAMIC1",
|
|
.ops = &ab8500_regulator_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_ANAMIC1,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.enable_time = 500,
|
|
.volt_table = fixed_2050000_voltage,
|
|
},
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x08,
|
|
.update_val = 0x08,
|
|
},
|
|
[AB8500_LDO_ANAMIC2] = {
|
|
.desc = {
|
|
.name = "LDO-ANAMIC2",
|
|
.ops = &ab8500_regulator_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_ANAMIC2,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.enable_time = 500,
|
|
.volt_table = fixed_2050000_voltage,
|
|
},
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x10,
|
|
.update_val = 0x10,
|
|
},
|
|
[AB8500_LDO_DMIC] = {
|
|
.desc = {
|
|
.name = "LDO-DMIC",
|
|
.ops = &ab8500_regulator_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_DMIC,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.enable_time = 420,
|
|
.volt_table = fixed_1800000_voltage,
|
|
},
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x04,
|
|
.update_val = 0x04,
|
|
},
|
|
|
|
/*
|
|
* Regulators with fixed voltage and normal/idle modes
|
|
*/
|
|
[AB8500_LDO_ANA] = {
|
|
.desc = {
|
|
.name = "LDO-ANA",
|
|
.ops = &ab8500_regulator_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8500_LDO_ANA,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.enable_time = 140,
|
|
.volt_table = fixed_1200000_voltage,
|
|
},
|
|
.load_lp_uA = 1000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x06,
|
|
.update_mask = 0x0c,
|
|
.update_val = 0x04,
|
|
.update_val_idle = 0x0c,
|
|
.update_val_normal = 0x04,
|
|
},
|
|
};
|
|
|
|
/* AB8505 regulator information */
|
|
static struct ab8500_regulator_info
|
|
ab8505_regulator_info[AB8505_NUM_REGULATORS] = {
|
|
/*
|
|
* Variable Voltage Regulators
|
|
* name, min mV, max mV,
|
|
* update bank, reg, mask, enable val
|
|
* volt bank, reg, mask
|
|
*/
|
|
[AB8505_LDO_AUX1] = {
|
|
.desc = {
|
|
.name = "LDO-AUX1",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX1,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
|
|
.volt_table = ldo_vauxn_voltages,
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x09,
|
|
.update_mask = 0x03,
|
|
.update_val = 0x01,
|
|
.update_val_idle = 0x03,
|
|
.update_val_normal = 0x01,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x1f,
|
|
.voltage_mask = 0x0f,
|
|
},
|
|
[AB8505_LDO_AUX2] = {
|
|
.desc = {
|
|
.name = "LDO-AUX2",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX2,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
|
|
.volt_table = ldo_vauxn_voltages,
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x09,
|
|
.update_mask = 0x0c,
|
|
.update_val = 0x04,
|
|
.update_val_idle = 0x0c,
|
|
.update_val_normal = 0x04,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x20,
|
|
.voltage_mask = 0x0f,
|
|
},
|
|
[AB8505_LDO_AUX3] = {
|
|
.desc = {
|
|
.name = "LDO-AUX3",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX3,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vaux3_voltages),
|
|
.volt_table = ldo_vaux3_voltages,
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x0a,
|
|
.update_mask = 0x03,
|
|
.update_val = 0x01,
|
|
.update_val_idle = 0x03,
|
|
.update_val_normal = 0x01,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x21,
|
|
.voltage_mask = 0x07,
|
|
},
|
|
[AB8505_LDO_AUX4] = {
|
|
.desc = {
|
|
.name = "LDO-AUX4",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX4,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vauxn_voltages),
|
|
.volt_table = ldo_vauxn_voltages,
|
|
},
|
|
.load_lp_uA = 5000,
|
|
/* values for Vaux4Regu register */
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x2e,
|
|
.update_mask = 0x03,
|
|
.update_val = 0x01,
|
|
.update_val_idle = 0x03,
|
|
.update_val_normal = 0x01,
|
|
/* values for Vaux4SEL register */
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x2f,
|
|
.voltage_mask = 0x0f,
|
|
},
|
|
[AB8505_LDO_AUX5] = {
|
|
.desc = {
|
|
.name = "LDO-AUX5",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX5,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vaux56_voltages),
|
|
.volt_table = ldo_vaux56_voltages,
|
|
},
|
|
.load_lp_uA = 2000,
|
|
/* values for CtrlVaux5 register */
|
|
.update_bank = 0x01,
|
|
.update_reg = 0x55,
|
|
.update_mask = 0x18,
|
|
.update_val = 0x10,
|
|
.update_val_idle = 0x18,
|
|
.update_val_normal = 0x10,
|
|
.voltage_bank = 0x01,
|
|
.voltage_reg = 0x55,
|
|
.voltage_mask = 0x07,
|
|
},
|
|
[AB8505_LDO_AUX6] = {
|
|
.desc = {
|
|
.name = "LDO-AUX6",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX6,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vaux56_voltages),
|
|
.volt_table = ldo_vaux56_voltages,
|
|
},
|
|
.load_lp_uA = 2000,
|
|
/* values for CtrlVaux6 register */
|
|
.update_bank = 0x01,
|
|
.update_reg = 0x56,
|
|
.update_mask = 0x18,
|
|
.update_val = 0x10,
|
|
.update_val_idle = 0x18,
|
|
.update_val_normal = 0x10,
|
|
.voltage_bank = 0x01,
|
|
.voltage_reg = 0x56,
|
|
.voltage_mask = 0x07,
|
|
},
|
|
[AB8505_LDO_INTCORE] = {
|
|
.desc = {
|
|
.name = "LDO-INTCORE",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_INTCORE,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vintcore_voltages),
|
|
.volt_table = ldo_vintcore_voltages,
|
|
},
|
|
.load_lp_uA = 5000,
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x80,
|
|
.update_mask = 0x44,
|
|
.update_val = 0x04,
|
|
.update_val_idle = 0x44,
|
|
.update_val_normal = 0x04,
|
|
.voltage_bank = 0x03,
|
|
.voltage_reg = 0x80,
|
|
.voltage_mask = 0x38,
|
|
},
|
|
|
|
/*
|
|
* Fixed Voltage Regulators
|
|
* name, fixed mV,
|
|
* update bank, reg, mask, enable val
|
|
*/
|
|
[AB8505_LDO_ADC] = {
|
|
.desc = {
|
|
.name = "LDO-ADC",
|
|
.ops = &ab8500_regulator_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_ADC,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.volt_table = fixed_2000000_voltage,
|
|
.enable_time = 10000,
|
|
},
|
|
.load_lp_uA = 1000,
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x80,
|
|
.update_mask = 0x82,
|
|
.update_val = 0x02,
|
|
.update_val_idle = 0x82,
|
|
.update_val_normal = 0x02,
|
|
},
|
|
[AB8505_LDO_AUDIO] = {
|
|
.desc = {
|
|
.name = "LDO-AUDIO",
|
|
.ops = &ab8500_regulator_volt_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUDIO,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vaudio_voltages),
|
|
.volt_table = ldo_vaudio_voltages,
|
|
},
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x02,
|
|
.update_val = 0x02,
|
|
.voltage_bank = 0x01,
|
|
.voltage_reg = 0x57,
|
|
.voltage_mask = 0x70,
|
|
},
|
|
[AB8505_LDO_ANAMIC1] = {
|
|
.desc = {
|
|
.name = "LDO-ANAMIC1",
|
|
.ops = &ab8500_regulator_anamic_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_ANAMIC1,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.volt_table = fixed_2050000_voltage,
|
|
},
|
|
.shared_mode = &ldo_anamic1_shared,
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x08,
|
|
.update_val = 0x08,
|
|
.mode_bank = 0x01,
|
|
.mode_reg = 0x54,
|
|
.mode_mask = 0x04,
|
|
.mode_val_idle = 0x04,
|
|
.mode_val_normal = 0x00,
|
|
},
|
|
[AB8505_LDO_ANAMIC2] = {
|
|
.desc = {
|
|
.name = "LDO-ANAMIC2",
|
|
.ops = &ab8500_regulator_anamic_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_ANAMIC2,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.volt_table = fixed_2050000_voltage,
|
|
},
|
|
.shared_mode = &ldo_anamic2_shared,
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x10,
|
|
.update_val = 0x10,
|
|
.mode_bank = 0x01,
|
|
.mode_reg = 0x54,
|
|
.mode_mask = 0x04,
|
|
.mode_val_idle = 0x04,
|
|
.mode_val_normal = 0x00,
|
|
},
|
|
[AB8505_LDO_AUX8] = {
|
|
.desc = {
|
|
.name = "LDO-AUX8",
|
|
.ops = &ab8500_regulator_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_AUX8,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = 1,
|
|
.volt_table = fixed_1800000_voltage,
|
|
},
|
|
.update_bank = 0x03,
|
|
.update_reg = 0x83,
|
|
.update_mask = 0x04,
|
|
.update_val = 0x04,
|
|
},
|
|
/*
|
|
* Regulators with fixed voltage and normal/idle modes
|
|
*/
|
|
[AB8505_LDO_ANA] = {
|
|
.desc = {
|
|
.name = "LDO-ANA",
|
|
.ops = &ab8500_regulator_volt_mode_ops,
|
|
.type = REGULATOR_VOLTAGE,
|
|
.id = AB8505_LDO_ANA,
|
|
.owner = THIS_MODULE,
|
|
.n_voltages = ARRAY_SIZE(ldo_vana_voltages),
|
|
.volt_table = ldo_vana_voltages,
|
|
},
|
|
.load_lp_uA = 1000,
|
|
.update_bank = 0x04,
|
|
.update_reg = 0x06,
|
|
.update_mask = 0x0c,
|
|
.update_val = 0x04,
|
|
.update_val_idle = 0x0c,
|
|
.update_val_normal = 0x04,
|
|
.voltage_bank = 0x04,
|
|
.voltage_reg = 0x29,
|
|
.voltage_mask = 0x7,
|
|
},
|
|
};
|
|
|
|
static struct ab8500_shared_mode ldo_anamic1_shared = {
|
|
.shared_regulator = &ab8505_regulator_info[AB8505_LDO_ANAMIC2],
|
|
};
|
|
|
|
static struct ab8500_shared_mode ldo_anamic2_shared = {
|
|
.shared_regulator = &ab8505_regulator_info[AB8505_LDO_ANAMIC1],
|
|
};
|
|
|
|
struct ab8500_reg_init {
|
|
u8 bank;
|
|
u8 addr;
|
|
u8 mask;
|
|
};
|
|
|
|
#define REG_INIT(_id, _bank, _addr, _mask) \
|
|
[_id] = { \
|
|
.bank = _bank, \
|
|
.addr = _addr, \
|
|
.mask = _mask, \
|
|
}
|
|
|
|
/* AB8500 register init */
|
|
static struct ab8500_reg_init ab8500_reg_init[] = {
|
|
/*
|
|
* 0x30, VanaRequestCtrl
|
|
* 0xc0, VextSupply1RequestCtrl
|
|
*/
|
|
REG_INIT(AB8500_REGUREQUESTCTRL2, 0x03, 0x04, 0xf0),
|
|
/*
|
|
* 0x03, VextSupply2RequestCtrl
|
|
* 0x0c, VextSupply3RequestCtrl
|
|
* 0x30, Vaux1RequestCtrl
|
|
* 0xc0, Vaux2RequestCtrl
|
|
*/
|
|
REG_INIT(AB8500_REGUREQUESTCTRL3, 0x03, 0x05, 0xff),
|
|
/*
|
|
* 0x03, Vaux3RequestCtrl
|
|
* 0x04, SwHPReq
|
|
*/
|
|
REG_INIT(AB8500_REGUREQUESTCTRL4, 0x03, 0x06, 0x07),
|
|
/*
|
|
* 0x08, VanaSysClkReq1HPValid
|
|
* 0x20, Vaux1SysClkReq1HPValid
|
|
* 0x40, Vaux2SysClkReq1HPValid
|
|
* 0x80, Vaux3SysClkReq1HPValid
|
|
*/
|
|
REG_INIT(AB8500_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xe8),
|
|
/*
|
|
* 0x10, VextSupply1SysClkReq1HPValid
|
|
* 0x20, VextSupply2SysClkReq1HPValid
|
|
* 0x40, VextSupply3SysClkReq1HPValid
|
|
*/
|
|
REG_INIT(AB8500_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x70),
|
|
/*
|
|
* 0x08, VanaHwHPReq1Valid
|
|
* 0x20, Vaux1HwHPReq1Valid
|
|
* 0x40, Vaux2HwHPReq1Valid
|
|
* 0x80, Vaux3HwHPReq1Valid
|
|
*/
|
|
REG_INIT(AB8500_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xe8),
|
|
/*
|
|
* 0x01, VextSupply1HwHPReq1Valid
|
|
* 0x02, VextSupply2HwHPReq1Valid
|
|
* 0x04, VextSupply3HwHPReq1Valid
|
|
*/
|
|
REG_INIT(AB8500_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x07),
|
|
/*
|
|
* 0x08, VanaHwHPReq2Valid
|
|
* 0x20, Vaux1HwHPReq2Valid
|
|
* 0x40, Vaux2HwHPReq2Valid
|
|
* 0x80, Vaux3HwHPReq2Valid
|
|
*/
|
|
REG_INIT(AB8500_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xe8),
|
|
/*
|
|
* 0x01, VextSupply1HwHPReq2Valid
|
|
* 0x02, VextSupply2HwHPReq2Valid
|
|
* 0x04, VextSupply3HwHPReq2Valid
|
|
*/
|
|
REG_INIT(AB8500_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x07),
|
|
/*
|
|
* 0x20, VanaSwHPReqValid
|
|
* 0x80, Vaux1SwHPReqValid
|
|
*/
|
|
REG_INIT(AB8500_REGUSWHPREQVALID1, 0x03, 0x0d, 0xa0),
|
|
/*
|
|
* 0x01, Vaux2SwHPReqValid
|
|
* 0x02, Vaux3SwHPReqValid
|
|
* 0x04, VextSupply1SwHPReqValid
|
|
* 0x08, VextSupply2SwHPReqValid
|
|
* 0x10, VextSupply3SwHPReqValid
|
|
*/
|
|
REG_INIT(AB8500_REGUSWHPREQVALID2, 0x03, 0x0e, 0x1f),
|
|
/*
|
|
* 0x02, SysClkReq2Valid1
|
|
* 0x04, SysClkReq3Valid1
|
|
* 0x08, SysClkReq4Valid1
|
|
* 0x10, SysClkReq5Valid1
|
|
* 0x20, SysClkReq6Valid1
|
|
* 0x40, SysClkReq7Valid1
|
|
* 0x80, SysClkReq8Valid1
|
|
*/
|
|
REG_INIT(AB8500_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0xfe),
|
|
/*
|
|
* 0x02, SysClkReq2Valid2
|
|
* 0x04, SysClkReq3Valid2
|
|
* 0x08, SysClkReq4Valid2
|
|
* 0x10, SysClkReq5Valid2
|
|
* 0x20, SysClkReq6Valid2
|
|
* 0x40, SysClkReq7Valid2
|
|
* 0x80, SysClkReq8Valid2
|
|
*/
|
|
REG_INIT(AB8500_REGUSYSCLKREQVALID2, 0x03, 0x10, 0xfe),
|
|
/*
|
|
* 0x02, VTVoutEna
|
|
* 0x04, Vintcore12Ena
|
|
* 0x38, Vintcore12Sel
|
|
* 0x40, Vintcore12LP
|
|
* 0x80, VTVoutLP
|
|
*/
|
|
REG_INIT(AB8500_REGUMISC1, 0x03, 0x80, 0xfe),
|
|
/*
|
|
* 0x02, VaudioEna
|
|
* 0x04, VdmicEna
|
|
* 0x08, Vamic1Ena
|
|
* 0x10, Vamic2Ena
|
|
*/
|
|
REG_INIT(AB8500_VAUDIOSUPPLY, 0x03, 0x83, 0x1e),
|
|
/*
|
|
* 0x01, Vamic1_dzout
|
|
* 0x02, Vamic2_dzout
|
|
*/
|
|
REG_INIT(AB8500_REGUCTRL1VAMIC, 0x03, 0x84, 0x03),
|
|
/*
|
|
* 0x03, VpllRegu (NOTE! PRCMU register bits)
|
|
* 0x0c, VanaRegu
|
|
*/
|
|
REG_INIT(AB8500_VPLLVANAREGU, 0x04, 0x06, 0x0f),
|
|
/*
|
|
* 0x01, VrefDDREna
|
|
* 0x02, VrefDDRSleepMode
|
|
*/
|
|
REG_INIT(AB8500_VREFDDR, 0x04, 0x07, 0x03),
|
|
/*
|
|
* 0x03, VextSupply1Regu
|
|
* 0x0c, VextSupply2Regu
|
|
* 0x30, VextSupply3Regu
|
|
* 0x40, ExtSupply2Bypass
|
|
* 0x80, ExtSupply3Bypass
|
|
*/
|
|
REG_INIT(AB8500_EXTSUPPLYREGU, 0x04, 0x08, 0xff),
|
|
/*
|
|
* 0x03, Vaux1Regu
|
|
* 0x0c, Vaux2Regu
|
|
*/
|
|
REG_INIT(AB8500_VAUX12REGU, 0x04, 0x09, 0x0f),
|
|
/*
|
|
* 0x03, Vaux3Regu
|
|
*/
|
|
REG_INIT(AB8500_VRF1VAUX3REGU, 0x04, 0x0a, 0x03),
|
|
/*
|
|
* 0x0f, Vaux1Sel
|
|
*/
|
|
REG_INIT(AB8500_VAUX1SEL, 0x04, 0x1f, 0x0f),
|
|
/*
|
|
* 0x0f, Vaux2Sel
|
|
*/
|
|
REG_INIT(AB8500_VAUX2SEL, 0x04, 0x20, 0x0f),
|
|
/*
|
|
* 0x07, Vaux3Sel
|
|
*/
|
|
REG_INIT(AB8500_VRF1VAUX3SEL, 0x04, 0x21, 0x07),
|
|
/*
|
|
* 0x01, VextSupply12LP
|
|
*/
|
|
REG_INIT(AB8500_REGUCTRL2SPARE, 0x04, 0x22, 0x01),
|
|
/*
|
|
* 0x04, Vaux1Disch
|
|
* 0x08, Vaux2Disch
|
|
* 0x10, Vaux3Disch
|
|
* 0x20, Vintcore12Disch
|
|
* 0x40, VTVoutDisch
|
|
* 0x80, VaudioDisch
|
|
*/
|
|
REG_INIT(AB8500_REGUCTRLDISCH, 0x04, 0x43, 0xfc),
|
|
/*
|
|
* 0x02, VanaDisch
|
|
* 0x04, VdmicPullDownEna
|
|
* 0x10, VdmicDisch
|
|
*/
|
|
REG_INIT(AB8500_REGUCTRLDISCH2, 0x04, 0x44, 0x16),
|
|
};
|
|
|
|
/* AB8505 register init */
|
|
static struct ab8500_reg_init ab8505_reg_init[] = {
|
|
/*
|
|
* 0x03, VarmRequestCtrl
|
|
* 0x0c, VsmpsCRequestCtrl
|
|
* 0x30, VsmpsARequestCtrl
|
|
* 0xc0, VsmpsBRequestCtrl
|
|
*/
|
|
REG_INIT(AB8505_REGUREQUESTCTRL1, 0x03, 0x03, 0xff),
|
|
/*
|
|
* 0x03, VsafeRequestCtrl
|
|
* 0x0c, VpllRequestCtrl
|
|
* 0x30, VanaRequestCtrl
|
|
*/
|
|
REG_INIT(AB8505_REGUREQUESTCTRL2, 0x03, 0x04, 0x3f),
|
|
/*
|
|
* 0x30, Vaux1RequestCtrl
|
|
* 0xc0, Vaux2RequestCtrl
|
|
*/
|
|
REG_INIT(AB8505_REGUREQUESTCTRL3, 0x03, 0x05, 0xf0),
|
|
/*
|
|
* 0x03, Vaux3RequestCtrl
|
|
* 0x04, SwHPReq
|
|
*/
|
|
REG_INIT(AB8505_REGUREQUESTCTRL4, 0x03, 0x06, 0x07),
|
|
/*
|
|
* 0x01, VsmpsASysClkReq1HPValid
|
|
* 0x02, VsmpsBSysClkReq1HPValid
|
|
* 0x04, VsafeSysClkReq1HPValid
|
|
* 0x08, VanaSysClkReq1HPValid
|
|
* 0x10, VpllSysClkReq1HPValid
|
|
* 0x20, Vaux1SysClkReq1HPValid
|
|
* 0x40, Vaux2SysClkReq1HPValid
|
|
* 0x80, Vaux3SysClkReq1HPValid
|
|
*/
|
|
REG_INIT(AB8505_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xff),
|
|
/*
|
|
* 0x01, VsmpsCSysClkReq1HPValid
|
|
* 0x02, VarmSysClkReq1HPValid
|
|
* 0x04, VbbSysClkReq1HPValid
|
|
* 0x08, VsmpsMSysClkReq1HPValid
|
|
*/
|
|
REG_INIT(AB8505_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x0f),
|
|
/*
|
|
* 0x01, VsmpsAHwHPReq1Valid
|
|
* 0x02, VsmpsBHwHPReq1Valid
|
|
* 0x04, VsafeHwHPReq1Valid
|
|
* 0x08, VanaHwHPReq1Valid
|
|
* 0x10, VpllHwHPReq1Valid
|
|
* 0x20, Vaux1HwHPReq1Valid
|
|
* 0x40, Vaux2HwHPReq1Valid
|
|
* 0x80, Vaux3HwHPReq1Valid
|
|
*/
|
|
REG_INIT(AB8505_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xff),
|
|
/*
|
|
* 0x08, VsmpsMHwHPReq1Valid
|
|
*/
|
|
REG_INIT(AB8505_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x08),
|
|
/*
|
|
* 0x01, VsmpsAHwHPReq2Valid
|
|
* 0x02, VsmpsBHwHPReq2Valid
|
|
* 0x04, VsafeHwHPReq2Valid
|
|
* 0x08, VanaHwHPReq2Valid
|
|
* 0x10, VpllHwHPReq2Valid
|
|
* 0x20, Vaux1HwHPReq2Valid
|
|
* 0x40, Vaux2HwHPReq2Valid
|
|
* 0x80, Vaux3HwHPReq2Valid
|
|
*/
|
|
REG_INIT(AB8505_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xff),
|
|
/*
|
|
* 0x08, VsmpsMHwHPReq2Valid
|
|
*/
|
|
REG_INIT(AB8505_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x08),
|
|
/*
|
|
* 0x01, VsmpsCSwHPReqValid
|
|
* 0x02, VarmSwHPReqValid
|
|
* 0x04, VsmpsASwHPReqValid
|
|
* 0x08, VsmpsBSwHPReqValid
|
|
* 0x10, VsafeSwHPReqValid
|
|
* 0x20, VanaSwHPReqValid
|
|
* 0x40, VpllSwHPReqValid
|
|
* 0x80, Vaux1SwHPReqValid
|
|
*/
|
|
REG_INIT(AB8505_REGUSWHPREQVALID1, 0x03, 0x0d, 0xff),
|
|
/*
|
|
* 0x01, Vaux2SwHPReqValid
|
|
* 0x02, Vaux3SwHPReqValid
|
|
* 0x20, VsmpsMSwHPReqValid
|
|
*/
|
|
REG_INIT(AB8505_REGUSWHPREQVALID2, 0x03, 0x0e, 0x23),
|
|
/*
|
|
* 0x02, SysClkReq2Valid1
|
|
* 0x04, SysClkReq3Valid1
|
|
* 0x08, SysClkReq4Valid1
|
|
*/
|
|
REG_INIT(AB8505_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0x0e),
|
|
/*
|
|
* 0x02, SysClkReq2Valid2
|
|
* 0x04, SysClkReq3Valid2
|
|
* 0x08, SysClkReq4Valid2
|
|
*/
|
|
REG_INIT(AB8505_REGUSYSCLKREQVALID2, 0x03, 0x10, 0x0e),
|
|
/*
|
|
* 0x01, Vaux4SwHPReqValid
|
|
* 0x02, Vaux4HwHPReq2Valid
|
|
* 0x04, Vaux4HwHPReq1Valid
|
|
* 0x08, Vaux4SysClkReq1HPValid
|
|
*/
|
|
REG_INIT(AB8505_REGUVAUX4REQVALID, 0x03, 0x11, 0x0f),
|
|
/*
|
|
* 0x02, VadcEna
|
|
* 0x04, VintCore12Ena
|
|
* 0x38, VintCore12Sel
|
|
* 0x40, VintCore12LP
|
|
* 0x80, VadcLP
|
|
*/
|
|
REG_INIT(AB8505_REGUMISC1, 0x03, 0x80, 0xfe),
|
|
/*
|
|
* 0x02, VaudioEna
|
|
* 0x04, VdmicEna
|
|
* 0x08, Vamic1Ena
|
|
* 0x10, Vamic2Ena
|
|
*/
|
|
REG_INIT(AB8505_VAUDIOSUPPLY, 0x03, 0x83, 0x1e),
|
|
/*
|
|
* 0x01, Vamic1_dzout
|
|
* 0x02, Vamic2_dzout
|
|
*/
|
|
REG_INIT(AB8505_REGUCTRL1VAMIC, 0x03, 0x84, 0x03),
|
|
/*
|
|
* 0x03, VsmpsARegu
|
|
* 0x0c, VsmpsASelCtrl
|
|
* 0x10, VsmpsAAutoMode
|
|
* 0x20, VsmpsAPWMMode
|
|
*/
|
|
REG_INIT(AB8505_VSMPSAREGU, 0x04, 0x03, 0x3f),
|
|
/*
|
|
* 0x03, VsmpsBRegu
|
|
* 0x0c, VsmpsBSelCtrl
|
|
* 0x10, VsmpsBAutoMode
|
|
* 0x20, VsmpsBPWMMode
|
|
*/
|
|
REG_INIT(AB8505_VSMPSBREGU, 0x04, 0x04, 0x3f),
|
|
/*
|
|
* 0x03, VsafeRegu
|
|
* 0x0c, VsafeSelCtrl
|
|
* 0x10, VsafeAutoMode
|
|
* 0x20, VsafePWMMode
|
|
*/
|
|
REG_INIT(AB8505_VSAFEREGU, 0x04, 0x05, 0x3f),
|
|
/*
|
|
* 0x03, VpllRegu (NOTE! PRCMU register bits)
|
|
* 0x0c, VanaRegu
|
|
*/
|
|
REG_INIT(AB8505_VPLLVANAREGU, 0x04, 0x06, 0x0f),
|
|
/*
|
|
* 0x03, VextSupply1Regu
|
|
* 0x0c, VextSupply2Regu
|
|
* 0x30, VextSupply3Regu
|
|
* 0x40, ExtSupply2Bypass
|
|
* 0x80, ExtSupply3Bypass
|
|
*/
|
|
REG_INIT(AB8505_EXTSUPPLYREGU, 0x04, 0x08, 0xff),
|
|
/*
|
|
* 0x03, Vaux1Regu
|
|
* 0x0c, Vaux2Regu
|
|
*/
|
|
REG_INIT(AB8505_VAUX12REGU, 0x04, 0x09, 0x0f),
|
|
/*
|
|
* 0x0f, Vaux3Regu
|
|
*/
|
|
REG_INIT(AB8505_VRF1VAUX3REGU, 0x04, 0x0a, 0x0f),
|
|
/*
|
|
* 0x3f, VsmpsASel1
|
|
*/
|
|
REG_INIT(AB8505_VSMPSASEL1, 0x04, 0x13, 0x3f),
|
|
/*
|
|
* 0x3f, VsmpsASel2
|
|
*/
|
|
REG_INIT(AB8505_VSMPSASEL2, 0x04, 0x14, 0x3f),
|
|
/*
|
|
* 0x3f, VsmpsASel3
|
|
*/
|
|
REG_INIT(AB8505_VSMPSASEL3, 0x04, 0x15, 0x3f),
|
|
/*
|
|
* 0x3f, VsmpsBSel1
|
|
*/
|
|
REG_INIT(AB8505_VSMPSBSEL1, 0x04, 0x17, 0x3f),
|
|
/*
|
|
* 0x3f, VsmpsBSel2
|
|
*/
|
|
REG_INIT(AB8505_VSMPSBSEL2, 0x04, 0x18, 0x3f),
|
|
/*
|
|
* 0x3f, VsmpsBSel3
|
|
*/
|
|
REG_INIT(AB8505_VSMPSBSEL3, 0x04, 0x19, 0x3f),
|
|
/*
|
|
* 0x7f, VsafeSel1
|
|
*/
|
|
REG_INIT(AB8505_VSAFESEL1, 0x04, 0x1b, 0x7f),
|
|
/*
|
|
* 0x3f, VsafeSel2
|
|
*/
|
|
REG_INIT(AB8505_VSAFESEL2, 0x04, 0x1c, 0x7f),
|
|
/*
|
|
* 0x3f, VsafeSel3
|
|
*/
|
|
REG_INIT(AB8505_VSAFESEL3, 0x04, 0x1d, 0x7f),
|
|
/*
|
|
* 0x0f, Vaux1Sel
|
|
*/
|
|
REG_INIT(AB8505_VAUX1SEL, 0x04, 0x1f, 0x0f),
|
|
/*
|
|
* 0x0f, Vaux2Sel
|
|
*/
|
|
REG_INIT(AB8505_VAUX2SEL, 0x04, 0x20, 0x0f),
|
|
/*
|
|
* 0x07, Vaux3Sel
|
|
* 0x30, VRF1Sel
|
|
*/
|
|
REG_INIT(AB8505_VRF1VAUX3SEL, 0x04, 0x21, 0x37),
|
|
/*
|
|
* 0x03, Vaux4RequestCtrl
|
|
*/
|
|
REG_INIT(AB8505_VAUX4REQCTRL, 0x04, 0x2d, 0x03),
|
|
/*
|
|
* 0x03, Vaux4Regu
|
|
*/
|
|
REG_INIT(AB8505_VAUX4REGU, 0x04, 0x2e, 0x03),
|
|
/*
|
|
* 0x0f, Vaux4Sel
|
|
*/
|
|
REG_INIT(AB8505_VAUX4SEL, 0x04, 0x2f, 0x0f),
|
|
/*
|
|
* 0x04, Vaux1Disch
|
|
* 0x08, Vaux2Disch
|
|
* 0x10, Vaux3Disch
|
|
* 0x20, Vintcore12Disch
|
|
* 0x40, VTVoutDisch
|
|
* 0x80, VaudioDisch
|
|
*/
|
|
REG_INIT(AB8505_REGUCTRLDISCH, 0x04, 0x43, 0xfc),
|
|
/*
|
|
* 0x02, VanaDisch
|
|
* 0x04, VdmicPullDownEna
|
|
* 0x10, VdmicDisch
|
|
*/
|
|
REG_INIT(AB8505_REGUCTRLDISCH2, 0x04, 0x44, 0x16),
|
|
/*
|
|
* 0x01, Vaux4Disch
|
|
*/
|
|
REG_INIT(AB8505_REGUCTRLDISCH3, 0x04, 0x48, 0x01),
|
|
/*
|
|
* 0x07, Vaux5Sel
|
|
* 0x08, Vaux5LP
|
|
* 0x10, Vaux5Ena
|
|
* 0x20, Vaux5Disch
|
|
* 0x40, Vaux5DisSfst
|
|
* 0x80, Vaux5DisPulld
|
|
*/
|
|
REG_INIT(AB8505_CTRLVAUX5, 0x01, 0x55, 0xff),
|
|
/*
|
|
* 0x07, Vaux6Sel
|
|
* 0x08, Vaux6LP
|
|
* 0x10, Vaux6Ena
|
|
* 0x80, Vaux6DisPulld
|
|
*/
|
|
REG_INIT(AB8505_CTRLVAUX6, 0x01, 0x56, 0x9f),
|
|
};
|
|
|
|
static struct of_regulator_match ab8500_regulator_match[] = {
|
|
{ .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8500_LDO_AUX1, },
|
|
{ .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8500_LDO_AUX2, },
|
|
{ .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8500_LDO_AUX3, },
|
|
{ .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8500_LDO_INTCORE, },
|
|
{ .name = "ab8500_ldo_tvout", .driver_data = (void *) AB8500_LDO_TVOUT, },
|
|
{ .name = "ab8500_ldo_audio", .driver_data = (void *) AB8500_LDO_AUDIO, },
|
|
{ .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8500_LDO_ANAMIC1, },
|
|
{ .name = "ab8500_ldo_anamic2", .driver_data = (void *) AB8500_LDO_ANAMIC2, },
|
|
{ .name = "ab8500_ldo_dmic", .driver_data = (void *) AB8500_LDO_DMIC, },
|
|
{ .name = "ab8500_ldo_ana", .driver_data = (void *) AB8500_LDO_ANA, },
|
|
};
|
|
|
|
static struct of_regulator_match ab8505_regulator_match[] = {
|
|
{ .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8505_LDO_AUX1, },
|
|
{ .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8505_LDO_AUX2, },
|
|
{ .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8505_LDO_AUX3, },
|
|
{ .name = "ab8500_ldo_aux4", .driver_data = (void *) AB8505_LDO_AUX4, },
|
|
{ .name = "ab8500_ldo_aux5", .driver_data = (void *) AB8505_LDO_AUX5, },
|
|
{ .name = "ab8500_ldo_aux6", .driver_data = (void *) AB8505_LDO_AUX6, },
|
|
{ .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8505_LDO_INTCORE, },
|
|
{ .name = "ab8500_ldo_adc", .driver_data = (void *) AB8505_LDO_ADC, },
|
|
{ .name = "ab8500_ldo_audio", .driver_data = (void *) AB8505_LDO_AUDIO, },
|
|
{ .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8505_LDO_ANAMIC1, },
|
|
{ .name = "ab8500_ldo_anamic2", .driver_data = (void *) AB8505_LDO_ANAMIC2, },
|
|
{ .name = "ab8500_ldo_aux8", .driver_data = (void *) AB8505_LDO_AUX8, },
|
|
{ .name = "ab8500_ldo_ana", .driver_data = (void *) AB8505_LDO_ANA, },
|
|
};
|
|
|
|
static struct {
|
|
struct ab8500_regulator_info *info;
|
|
int info_size;
|
|
struct ab8500_reg_init *init;
|
|
int init_size;
|
|
struct of_regulator_match *match;
|
|
int match_size;
|
|
} abx500_regulator;
|
|
|
|
static void abx500_get_regulator_info(struct ab8500 *ab8500)
|
|
{
|
|
if (is_ab8505(ab8500)) {
|
|
abx500_regulator.info = ab8505_regulator_info;
|
|
abx500_regulator.info_size = ARRAY_SIZE(ab8505_regulator_info);
|
|
abx500_regulator.init = ab8505_reg_init;
|
|
abx500_regulator.init_size = AB8505_NUM_REGULATOR_REGISTERS;
|
|
abx500_regulator.match = ab8505_regulator_match;
|
|
abx500_regulator.match_size = ARRAY_SIZE(ab8505_regulator_match);
|
|
} else {
|
|
abx500_regulator.info = ab8500_regulator_info;
|
|
abx500_regulator.info_size = ARRAY_SIZE(ab8500_regulator_info);
|
|
abx500_regulator.init = ab8500_reg_init;
|
|
abx500_regulator.init_size = AB8500_NUM_REGULATOR_REGISTERS;
|
|
abx500_regulator.match = ab8500_regulator_match;
|
|
abx500_regulator.match_size = ARRAY_SIZE(ab8500_regulator_match);
|
|
}
|
|
}
|
|
|
|
static int ab8500_regulator_register(struct platform_device *pdev,
|
|
struct regulator_init_data *init_data,
|
|
int id, struct device_node *np)
|
|
{
|
|
struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
|
|
struct ab8500_regulator_info *info = NULL;
|
|
struct regulator_config config = { };
|
|
struct regulator_dev *rdev;
|
|
|
|
/* assign per-regulator data */
|
|
info = &abx500_regulator.info[id];
|
|
info->dev = &pdev->dev;
|
|
|
|
config.dev = &pdev->dev;
|
|
config.init_data = init_data;
|
|
config.driver_data = info;
|
|
config.of_node = np;
|
|
|
|
/* fix for hardware before ab8500v2.0 */
|
|
if (is_ab8500_1p1_or_earlier(ab8500)) {
|
|
if (info->desc.id == AB8500_LDO_AUX3) {
|
|
info->desc.n_voltages =
|
|
ARRAY_SIZE(ldo_vauxn_voltages);
|
|
info->desc.volt_table = ldo_vauxn_voltages;
|
|
info->voltage_mask = 0xf;
|
|
}
|
|
}
|
|
|
|
/* register regulator with framework */
|
|
rdev = devm_regulator_register(&pdev->dev, &info->desc, &config);
|
|
if (IS_ERR(rdev)) {
|
|
dev_err(&pdev->dev, "failed to register regulator %s\n",
|
|
info->desc.name);
|
|
return PTR_ERR(rdev);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ab8500_regulator_probe(struct platform_device *pdev)
|
|
{
|
|
struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
|
|
struct device_node *np = pdev->dev.of_node;
|
|
struct of_regulator_match *match;
|
|
int err, i;
|
|
|
|
if (!ab8500) {
|
|
dev_err(&pdev->dev, "null mfd parent\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
abx500_get_regulator_info(ab8500);
|
|
|
|
err = of_regulator_match(&pdev->dev, np,
|
|
abx500_regulator.match,
|
|
abx500_regulator.match_size);
|
|
if (err < 0) {
|
|
dev_err(&pdev->dev,
|
|
"Error parsing regulator init data: %d\n", err);
|
|
return err;
|
|
}
|
|
|
|
match = abx500_regulator.match;
|
|
for (i = 0; i < abx500_regulator.info_size; i++) {
|
|
err = ab8500_regulator_register(pdev, match[i].init_data, i,
|
|
match[i].of_node);
|
|
if (err)
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver ab8500_regulator_driver = {
|
|
.probe = ab8500_regulator_probe,
|
|
.driver = {
|
|
.name = "ab8500-regulator",
|
|
},
|
|
};
|
|
|
|
static int __init ab8500_regulator_init(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = platform_driver_register(&ab8500_regulator_driver);
|
|
if (ret != 0)
|
|
pr_err("Failed to register ab8500 regulator: %d\n", ret);
|
|
|
|
return ret;
|
|
}
|
|
subsys_initcall(ab8500_regulator_init);
|
|
|
|
static void __exit ab8500_regulator_exit(void)
|
|
{
|
|
platform_driver_unregister(&ab8500_regulator_driver);
|
|
}
|
|
module_exit(ab8500_regulator_exit);
|
|
|
|
MODULE_LICENSE("GPL v2");
|
|
MODULE_AUTHOR("Sundar Iyer <sundar.iyer@stericsson.com>");
|
|
MODULE_AUTHOR("Bengt Jonsson <bengt.g.jonsson@stericsson.com>");
|
|
MODULE_AUTHOR("Daniel Willerud <daniel.willerud@stericsson.com>");
|
|
MODULE_DESCRIPTION("Regulator Driver for ST-Ericsson AB8500 Mixed-Sig PMIC");
|
|
MODULE_ALIAS("platform:ab8500-regulator");
|