mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-21 10:05:00 +08:00
0b5ea1e230
The SMSC911x Ethernet chip requires a fixed-regulator in order to function correctly. We have previously provided a means to obtain this during a Device Tree boot, however nothing has been put into place when booting with a non-DT kernel. This patch aims to change that. Signed-off-by: Lee Jones <lee.jones@linaro.org> [Added a Kconfig select so the build does not break] Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
410 lines
13 KiB
C
410 lines
13 KiB
C
/*
|
|
* Copyright (C) ST-Ericsson SA 2010
|
|
*
|
|
* License Terms: GNU General Public License v2
|
|
*
|
|
* Authors: Sundar Iyer <sundar.iyer@stericsson.com>
|
|
* Bengt Jonsson <bengt.g.jonsson@stericsson.com>
|
|
*
|
|
* MOP500 board specific initialization for regulators
|
|
*/
|
|
#include <linux/kernel.h>
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/regulator/ab8500.h>
|
|
#include "board-mop500-regulators.h"
|
|
|
|
static struct regulator_consumer_supply gpio_en_3v3_consumers[] = {
|
|
REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
|
|
};
|
|
|
|
struct regulator_init_data gpio_en_3v3_regulator = {
|
|
.constraints = {
|
|
.name = "EN-3V3",
|
|
.min_uV = 3300000,
|
|
.max_uV = 3300000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(gpio_en_3v3_consumers),
|
|
.consumer_supplies = gpio_en_3v3_consumers,
|
|
};
|
|
|
|
/*
|
|
* TPS61052 regulator
|
|
*/
|
|
static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
|
|
/*
|
|
* Boost converter supply to raise voltage on audio speaker, this
|
|
* is actually connected to three pins, VInVhfL (left amplifier)
|
|
* VInVhfR (right amplifier) and VIntDClassInt - all three must
|
|
* be connected to the same voltage.
|
|
*/
|
|
REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
|
|
};
|
|
|
|
struct regulator_init_data tps61052_regulator = {
|
|
.constraints = {
|
|
.name = "vaudio-hf",
|
|
.min_uV = 4500000,
|
|
.max_uV = 4500000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
|
|
.consumer_supplies = tps61052_vaudio_consumers,
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
|
|
/* External displays, connector on board 2v5 power supply */
|
|
REGULATOR_SUPPLY("vaux12v5", "mcde.0"),
|
|
/* SFH7741 proximity sensor */
|
|
REGULATOR_SUPPLY("vcc", "gpio-keys.0"),
|
|
/* BH1780GLS ambient light sensor */
|
|
REGULATOR_SUPPLY("vcc", "2-0029"),
|
|
/* lsm303dlh accelerometer */
|
|
REGULATOR_SUPPLY("vdd", "3-0018"),
|
|
/* lsm303dlh magnetometer */
|
|
REGULATOR_SUPPLY("vdd", "3-001e"),
|
|
/* Rohm BU21013 Touchscreen devices */
|
|
REGULATOR_SUPPLY("avdd", "3-005c"),
|
|
REGULATOR_SUPPLY("avdd", "3-005d"),
|
|
/* Synaptics RMI4 Touchscreen device */
|
|
REGULATOR_SUPPLY("vdd", "3-004b"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
|
|
/* On-board eMMC power */
|
|
REGULATOR_SUPPLY("vmmc", "sdi4"),
|
|
/* AB8500 audio codec */
|
|
REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
|
|
/* External MMC slot power */
|
|
REGULATOR_SUPPLY("vmmc", "sdi0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vtvout_consumers[] = {
|
|
/* TV-out DENC supply */
|
|
REGULATOR_SUPPLY("vtvout", "ab8500-denc.0"),
|
|
/* Internal general-purpose ADC */
|
|
REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vaud_consumers[] = {
|
|
/* AB8500 audio-codec main supply */
|
|
REGULATOR_SUPPLY("vaud", "ab8500-codec.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vamic1_consumers[] = {
|
|
/* AB8500 audio-codec Mic1 supply */
|
|
REGULATOR_SUPPLY("vamic1", "ab8500-codec.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vamic2_consumers[] = {
|
|
/* AB8500 audio-codec Mic2 supply */
|
|
REGULATOR_SUPPLY("vamic2", "ab8500-codec.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vdmic_consumers[] = {
|
|
/* AB8500 audio-codec DMic supply */
|
|
REGULATOR_SUPPLY("vdmic", "ab8500-codec.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
|
|
/* SoC core supply, no device */
|
|
REGULATOR_SUPPLY("v-intcore", NULL),
|
|
/* USB Transceiver */
|
|
REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
|
|
};
|
|
|
|
static struct regulator_consumer_supply ab8500_vana_consumers[] = {
|
|
/* External displays, connector on board, 1v8 power supply */
|
|
REGULATOR_SUPPLY("vsmps2", "mcde.0"),
|
|
};
|
|
|
|
/* ab8500 regulator register initialization */
|
|
struct ab8500_regulator_reg_init
|
|
ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
|
|
/*
|
|
* VanaRequestCtrl = HP/LP depending on VxRequest
|
|
* VextSupply1RequestCtrl = HP/LP depending on VxRequest
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0x00),
|
|
/*
|
|
* VextSupply2RequestCtrl = HP/LP depending on VxRequest
|
|
* VextSupply3RequestCtrl = HP/LP depending on VxRequest
|
|
* Vaux1RequestCtrl = HP/LP depending on VxRequest
|
|
* Vaux2RequestCtrl = HP/LP depending on VxRequest
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3, 0x00),
|
|
/*
|
|
* Vaux3RequestCtrl = HP/LP depending on VxRequest
|
|
* SwHPReq = Control through SWValid disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x00),
|
|
/*
|
|
* VanaSysClkReq1HPValid = disabled
|
|
* Vaux1SysClkReq1HPValid = disabled
|
|
* Vaux2SysClkReq1HPValid = disabled
|
|
* Vaux3SysClkReq1HPValid = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0x00),
|
|
/*
|
|
* VextSupply1SysClkReq1HPValid = disabled
|
|
* VextSupply2SysClkReq1HPValid = disabled
|
|
* VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x40),
|
|
/*
|
|
* VanaHwHPReq1Valid = disabled
|
|
* Vaux1HwHPreq1Valid = disabled
|
|
* Vaux2HwHPReq1Valid = disabled
|
|
* Vaux3HwHPReqValid = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0x00),
|
|
/*
|
|
* VextSupply1HwHPReq1Valid = disabled
|
|
* VextSupply2HwHPReq1Valid = disabled
|
|
* VextSupply3HwHPReq1Valid = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x00),
|
|
/*
|
|
* VanaHwHPReq2Valid = disabled
|
|
* Vaux1HwHPReq2Valid = disabled
|
|
* Vaux2HwHPReq2Valid = disabled
|
|
* Vaux3HwHPReq2Valid = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0x00),
|
|
/*
|
|
* VextSupply1HwHPReq2Valid = disabled
|
|
* VextSupply2HwHPReq2Valid = disabled
|
|
* VextSupply3HwHPReq2Valid = HWReq2 controlled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x04),
|
|
/*
|
|
* VanaSwHPReqValid = disabled
|
|
* Vaux1SwHPReqValid = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0x00),
|
|
/*
|
|
* Vaux2SwHPReqValid = disabled
|
|
* Vaux3SwHPReqValid = disabled
|
|
* VextSupply1SwHPReqValid = disabled
|
|
* VextSupply2SwHPReqValid = disabled
|
|
* VextSupply3SwHPReqValid = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x00),
|
|
/*
|
|
* SysClkReq2Valid1 = SysClkReq2 controlled
|
|
* SysClkReq3Valid1 = disabled
|
|
* SysClkReq4Valid1 = SysClkReq4 controlled
|
|
* SysClkReq5Valid1 = disabled
|
|
* SysClkReq6Valid1 = SysClkReq6 controlled
|
|
* SysClkReq7Valid1 = disabled
|
|
* SysClkReq8Valid1 = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0x2a),
|
|
/*
|
|
* SysClkReq2Valid2 = disabled
|
|
* SysClkReq3Valid2 = disabled
|
|
* SysClkReq4Valid2 = disabled
|
|
* SysClkReq5Valid2 = disabled
|
|
* SysClkReq6Valid2 = SysClkReq6 controlled
|
|
* SysClkReq7Valid2 = disabled
|
|
* SysClkReq8Valid2 = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0x20),
|
|
/*
|
|
* VTVoutEna = disabled
|
|
* Vintcore12Ena = disabled
|
|
* Vintcore12Sel = 1.25 V
|
|
* Vintcore12LP = inactive (HP)
|
|
* VTVoutLP = inactive (HP)
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0x10),
|
|
/*
|
|
* VaudioEna = disabled
|
|
* VdmicEna = disabled
|
|
* Vamic1Ena = disabled
|
|
* Vamic2Ena = disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x00),
|
|
/*
|
|
* Vamic1_dzout = high-Z when Vamic1 is disabled
|
|
* Vamic2_dzout = high-Z when Vamic2 is disabled
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x00),
|
|
/*
|
|
* VPll = Hw controlled
|
|
* VanaRegu = force off
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x02),
|
|
/*
|
|
* VrefDDREna = disabled
|
|
* VrefDDRSleepMode = inactive (no pulldown)
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x00),
|
|
/*
|
|
* VextSupply1Regu = HW control
|
|
* VextSupply2Regu = HW control
|
|
* VextSupply3Regu = HW control
|
|
* ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
|
|
* ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0x2a),
|
|
/*
|
|
* Vaux1Regu = force HP
|
|
* Vaux2Regu = force off
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x01),
|
|
/*
|
|
* Vaux3regu = force off
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x00),
|
|
/*
|
|
* Vsmps1 = 1.15V
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VSMPS1SEL1, 0x24),
|
|
/*
|
|
* Vaux1Sel = 2.5 V
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x08),
|
|
/*
|
|
* Vaux2Sel = 2.9 V
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0d),
|
|
/*
|
|
* Vaux3Sel = 2.91 V
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07),
|
|
/*
|
|
* VextSupply12LP = disabled (no LP)
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x00),
|
|
/*
|
|
* Vaux1Disch = short discharge time
|
|
* Vaux2Disch = short discharge time
|
|
* Vaux3Disch = short discharge time
|
|
* Vintcore12Disch = short discharge time
|
|
* VTVoutDisch = short discharge time
|
|
* VaudioDisch = short discharge time
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0x00),
|
|
/*
|
|
* VanaDisch = short discharge time
|
|
* VdmicPullDownEna = pulldown disabled when Vdmic is disabled
|
|
* VdmicDisch = short discharge time
|
|
*/
|
|
INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x00),
|
|
};
|
|
|
|
/* AB8500 regulators */
|
|
struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
|
|
/* supplies to the display/camera */
|
|
[AB8500_LDO_AUX1] = {
|
|
.constraints = {
|
|
.name = "V-DISPLAY",
|
|
.min_uV = 2500000,
|
|
.max_uV = 2900000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
|
|
REGULATOR_CHANGE_STATUS,
|
|
.boot_on = 1, /* display is on at boot */
|
|
/*
|
|
* This voltage cannot be disabled right now because
|
|
* it is somehow affecting the external MMC
|
|
* functionality, though that typically will use
|
|
* AUX3.
|
|
*/
|
|
.always_on = 1,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
|
|
.consumer_supplies = ab8500_vaux1_consumers,
|
|
},
|
|
/* supplies to the on-board eMMC */
|
|
[AB8500_LDO_AUX2] = {
|
|
.constraints = {
|
|
.name = "V-eMMC1",
|
|
.min_uV = 1100000,
|
|
.max_uV = 3300000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
|
|
REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
|
|
.consumer_supplies = ab8500_vaux2_consumers,
|
|
},
|
|
/* supply for VAUX3, supplies to SDcard slots */
|
|
[AB8500_LDO_AUX3] = {
|
|
.constraints = {
|
|
.name = "V-MMC-SD",
|
|
.min_uV = 1100000,
|
|
.max_uV = 3300000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
|
|
REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
|
|
.consumer_supplies = ab8500_vaux3_consumers,
|
|
},
|
|
/* supply for tvout, gpadc, TVOUT LDO */
|
|
[AB8500_LDO_TVOUT] = {
|
|
.constraints = {
|
|
.name = "V-TVOUT",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers),
|
|
.consumer_supplies = ab8500_vtvout_consumers,
|
|
},
|
|
/* supply for ab8500-vaudio, VAUDIO LDO */
|
|
[AB8500_LDO_AUDIO] = {
|
|
.constraints = {
|
|
.name = "V-AUD",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaud_consumers),
|
|
.consumer_supplies = ab8500_vaud_consumers,
|
|
},
|
|
/* supply for v-anamic1 VAMic1-LDO */
|
|
[AB8500_LDO_ANAMIC1] = {
|
|
.constraints = {
|
|
.name = "V-AMIC1",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vamic1_consumers),
|
|
.consumer_supplies = ab8500_vamic1_consumers,
|
|
},
|
|
/* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
|
|
[AB8500_LDO_ANAMIC2] = {
|
|
.constraints = {
|
|
.name = "V-AMIC2",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vamic2_consumers),
|
|
.consumer_supplies = ab8500_vamic2_consumers,
|
|
},
|
|
/* supply for v-dmic, VDMIC LDO */
|
|
[AB8500_LDO_DMIC] = {
|
|
.constraints = {
|
|
.name = "V-DMIC",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vdmic_consumers),
|
|
.consumer_supplies = ab8500_vdmic_consumers,
|
|
},
|
|
/* supply for v-intcore12, VINTCORE12 LDO */
|
|
[AB8500_LDO_INTCORE] = {
|
|
.constraints = {
|
|
.name = "V-INTCORE",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
|
|
.consumer_supplies = ab8500_vintcore_consumers,
|
|
},
|
|
/* supply for U8500 CSI/DSI, VANA LDO */
|
|
[AB8500_LDO_ANA] = {
|
|
.constraints = {
|
|
.name = "V-CSI/DSI",
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
|
|
.consumer_supplies = ab8500_vana_consumers,
|
|
},
|
|
};
|