db24520f90
This board now has complete regulation constraints and can turn off unused regulators. For the moment we need to wire VAUX1 (V-DISPLAY rail) always on since it somehow affects the external MMC. Cc: Liam Girdwood <lrg@slimlogic.co.uk> Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
366 lines
11 KiB
C
366 lines
11 KiB
C
/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* License Terms: GNU General Public License v2
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*
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* Authors: Sundar Iyer <sundar.iyer@stericsson.com>
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* Bengt Jonsson <bengt.g.jonsson@stericsson.com>
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*
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* MOP500 board specific initialization for regulators
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*/
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#include <linux/kernel.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/ab8500.h>
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#include "board-mop500-regulators.h"
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/*
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* TPS61052 regulator
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*/
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static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
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/*
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* Boost converter supply to raise voltage on audio speaker, this
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* is actually connected to three pins, VInVhfL (left amplifier)
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* VInVhfR (right amplifier) and VIntDClassInt - all three must
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* be connected to the same voltage.
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*/
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REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
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};
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struct regulator_init_data tps61052_regulator = {
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.constraints = {
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.name = "vaudio-hf",
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.min_uV = 4500000,
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.max_uV = 4500000,
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
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.consumer_supplies = tps61052_vaudio_consumers,
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};
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static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
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/* External displays, connector on board 2v5 power supply */
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REGULATOR_SUPPLY("vaux12v5", "mcde.0"),
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/* SFH7741 proximity sensor */
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REGULATOR_SUPPLY("vcc", "gpio-keys.0"),
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/* BH1780GLS ambient light sensor */
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REGULATOR_SUPPLY("vcc", "2-0029"),
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/* lsm303dlh accelerometer */
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REGULATOR_SUPPLY("vdd", "3-0018"),
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/* lsm303dlh magnetometer */
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REGULATOR_SUPPLY("vdd", "3-001e"),
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/* Rohm BU21013 Touchscreen devices */
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REGULATOR_SUPPLY("avdd", "3-005c"),
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REGULATOR_SUPPLY("avdd", "3-005d"),
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/* Synaptics RMI4 Touchscreen device */
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REGULATOR_SUPPLY("vdd", "3-004b"),
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};
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static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
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/* On-board eMMC power */
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REGULATOR_SUPPLY("vmmc", "sdi4"),
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/* AB8500 audio codec */
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REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"),
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};
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static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
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/* External MMC slot power */
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REGULATOR_SUPPLY("vmmc", "sdi0"),
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};
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static struct regulator_consumer_supply ab8500_vtvout_consumers[] = {
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/* TV-out DENC supply */
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REGULATOR_SUPPLY("vtvout", "ab8500-denc.0"),
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/* Internal general-purpose ADC */
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REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
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};
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static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
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/* SoC core supply, no device */
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REGULATOR_SUPPLY("v-intcore", NULL),
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/* USB Transciever */
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REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
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};
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static struct regulator_consumer_supply ab8500_vana_consumers[] = {
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/* External displays, connector on board, 1v8 power supply */
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REGULATOR_SUPPLY("vsmps2", "mcde.0"),
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};
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/* ab8500 regulator register initialization */
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struct ab8500_regulator_reg_init
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ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
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/*
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* VanaRequestCtrl = HP/LP depending on VxRequest
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* VextSupply1RequestCtrl = HP/LP depending on VxRequest
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0x00),
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/*
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* VextSupply2RequestCtrl = HP/LP depending on VxRequest
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* VextSupply3RequestCtrl = HP/LP depending on VxRequest
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* Vaux1RequestCtrl = HP/LP depending on VxRequest
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* Vaux2RequestCtrl = HP/LP depending on VxRequest
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3, 0x00),
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/*
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* Vaux3RequestCtrl = HP/LP depending on VxRequest
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* SwHPReq = Control through SWValid disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x00),
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/*
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* VanaSysClkReq1HPValid = disabled
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* Vaux1SysClkReq1HPValid = disabled
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* Vaux2SysClkReq1HPValid = disabled
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* Vaux3SysClkReq1HPValid = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0x00),
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/*
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* VextSupply1SysClkReq1HPValid = disabled
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* VextSupply2SysClkReq1HPValid = disabled
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* VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x40),
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/*
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* VanaHwHPReq1Valid = disabled
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* Vaux1HwHPreq1Valid = disabled
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* Vaux2HwHPReq1Valid = disabled
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* Vaux3HwHPReqValid = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0x00),
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/*
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* VextSupply1HwHPReq1Valid = disabled
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* VextSupply2HwHPReq1Valid = disabled
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* VextSupply3HwHPReq1Valid = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x00),
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/*
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* VanaHwHPReq2Valid = disabled
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* Vaux1HwHPReq2Valid = disabled
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* Vaux2HwHPReq2Valid = disabled
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* Vaux3HwHPReq2Valid = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0x00),
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/*
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* VextSupply1HwHPReq2Valid = disabled
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* VextSupply2HwHPReq2Valid = disabled
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* VextSupply3HwHPReq2Valid = HWReq2 controlled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x04),
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/*
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* VanaSwHPReqValid = disabled
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* Vaux1SwHPReqValid = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0x00),
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/*
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* Vaux2SwHPReqValid = disabled
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* Vaux3SwHPReqValid = disabled
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* VextSupply1SwHPReqValid = disabled
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* VextSupply2SwHPReqValid = disabled
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* VextSupply3SwHPReqValid = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x00),
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/*
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* SysClkReq2Valid1 = SysClkReq2 controlled
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* SysClkReq3Valid1 = disabled
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* SysClkReq4Valid1 = SysClkReq4 controlled
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* SysClkReq5Valid1 = disabled
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* SysClkReq6Valid1 = SysClkReq6 controlled
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* SysClkReq7Valid1 = disabled
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* SysClkReq8Valid1 = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0x2a),
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/*
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* SysClkReq2Valid2 = disabled
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* SysClkReq3Valid2 = disabled
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* SysClkReq4Valid2 = disabled
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* SysClkReq5Valid2 = disabled
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* SysClkReq6Valid2 = SysClkReq6 controlled
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* SysClkReq7Valid2 = disabled
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* SysClkReq8Valid2 = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0x20),
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/*
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* VTVoutEna = disabled
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* Vintcore12Ena = disabled
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* Vintcore12Sel = 1.25 V
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* Vintcore12LP = inactive (HP)
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* VTVoutLP = inactive (HP)
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0x10),
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/*
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* VaudioEna = disabled
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* VdmicEna = disabled
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* Vamic1Ena = disabled
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* Vamic2Ena = disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x00),
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/*
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* Vamic1_dzout = high-Z when Vamic1 is disabled
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* Vamic2_dzout = high-Z when Vamic2 is disabled
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x00),
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/*
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* VPll = Hw controlled
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* VanaRegu = force off
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*/
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INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x02),
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/*
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* VrefDDREna = disabled
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* VrefDDRSleepMode = inactive (no pulldown)
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*/
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INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x00),
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/*
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* VextSupply1Regu = HW control
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* VextSupply2Regu = HW control
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* VextSupply3Regu = HW control
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* ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
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* ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
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*/
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INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0x2a),
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/*
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* Vaux1Regu = force HP
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* Vaux2Regu = force off
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*/
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INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x01),
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/*
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* Vaux3regu = force off
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*/
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INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x00),
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/*
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* Vsmps1 = 1.15V
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*/
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INIT_REGULATOR_REGISTER(AB8500_VSMPS1SEL1, 0x24),
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/*
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* Vaux1Sel = 2.5 V
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*/
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INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x08),
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/*
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* Vaux2Sel = 2.9 V
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*/
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INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0d),
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/*
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* Vaux3Sel = 2.91 V
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*/
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INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07),
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/*
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* VextSupply12LP = disabled (no LP)
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x00),
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/*
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* Vaux1Disch = short discharge time
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* Vaux2Disch = short discharge time
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* Vaux3Disch = short discharge time
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* Vintcore12Disch = short discharge time
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* VTVoutDisch = short discharge time
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* VaudioDisch = short discharge time
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0x00),
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/*
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* VanaDisch = short discharge time
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* VdmicPullDownEna = pulldown disabled when Vdmic is disabled
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* VdmicDisch = short discharge time
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*/
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INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x00),
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};
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/* AB8500 regulators */
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struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
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/* supplies to the display/camera */
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[AB8500_LDO_AUX1] = {
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.constraints = {
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.name = "V-DISPLAY",
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.min_uV = 2500000,
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.max_uV = 2900000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_STATUS,
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.boot_on = 1, /* display is on at boot */
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/*
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* This voltage cannot be disabled right now because
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* it is somehow affecting the external MMC
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* functionality, though that typically will use
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* AUX3.
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*/
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.always_on = 1,
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},
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.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
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.consumer_supplies = ab8500_vaux1_consumers,
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},
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/* supplies to the on-board eMMC */
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[AB8500_LDO_AUX2] = {
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.constraints = {
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.name = "V-eMMC1",
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.min_uV = 1100000,
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.max_uV = 3300000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
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.consumer_supplies = ab8500_vaux2_consumers,
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},
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/* supply for VAUX3, supplies to SDcard slots */
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[AB8500_LDO_AUX3] = {
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.constraints = {
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.name = "V-MMC-SD",
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.min_uV = 1100000,
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.max_uV = 3300000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
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.consumer_supplies = ab8500_vaux3_consumers,
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},
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/* supply for tvout, gpadc, TVOUT LDO */
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[AB8500_LDO_TVOUT] = {
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.constraints = {
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.name = "V-TVOUT",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
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.consumer_supplies = ab8500_vtvout_consumers,
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},
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/* supply for ab8500-vaudio, VAUDIO LDO */
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[AB8500_LDO_AUDIO] = {
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.constraints = {
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.name = "V-AUD",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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},
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/* supply for v-anamic1 VAMic1-LDO */
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[AB8500_LDO_ANAMIC1] = {
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.constraints = {
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.name = "V-AMIC1",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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},
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/* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
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[AB8500_LDO_ANAMIC2] = {
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.constraints = {
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.name = "V-AMIC2",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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},
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/* supply for v-dmic, VDMIC LDO */
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[AB8500_LDO_DMIC] = {
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.constraints = {
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.name = "V-DMIC",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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},
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/* supply for v-intcore12, VINTCORE12 LDO */
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[AB8500_LDO_INTCORE] = {
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.constraints = {
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.name = "V-INTCORE",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
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.consumer_supplies = ab8500_vintcore_consumers,
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},
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/* supply for U8500 CSI/DSI, VANA LDO */
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[AB8500_LDO_ANA] = {
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.constraints = {
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.name = "V-CSI/DSI",
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
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.consumer_supplies = ab8500_vana_consumers,
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},
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};
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