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Merge remote-tracking branch 'regulator/topic/ab8500' into v3.9-rc8

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This commit is contained in:
Mark Brown 2013-04-28 02:13:34 +01:00
commit c98cac899b
9 changed files with 3858 additions and 235 deletions
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774
arch/arm/mach-ux500/board-mop500-regulators.c
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@ -5,6 +5,7 @@
*
* Authors: Sundar Iyer <sundar.iyer@stericsson.com>
* Bengt Jonsson <bengt.g.jonsson@stericsson.com>
* Daniel Willerud <daniel.willerud@stericsson.com>
*
* MOP500 board specific initialization for regulators
*/
@ -12,6 +13,7 @@
#include <linux/regulator/machine.h>
#include <linux/regulator/ab8500.h>
#include "board-mop500-regulators.h"
#include "id.h"
static struct regulator_consumer_supply gpio_en_3v3_consumers[] = {
REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
@ -53,21 +55,37 @@ struct regulator_init_data tps61052_regulator = {
};
static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
/* External displays, connector on board 2v5 power supply */
REGULATOR_SUPPLY("vaux12v5", "mcde.0"),
/* Main display, u8500 R3 uib */
REGULATOR_SUPPLY("vddi", "mcde_disp_sony_acx424akp.0"),
/* Main display, u8500 uib and ST uib */
REGULATOR_SUPPLY("vdd1", "samsung_s6d16d0.0"),
/* Secondary display, ST uib */
REGULATOR_SUPPLY("vdd1", "samsung_s6d16d0.1"),
/* 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"),
REGULATOR_SUPPLY("vdd", "2-0018"),
/* lsm303dlhc accelerometer */
REGULATOR_SUPPLY("vdd", "2-0019"),
/* lsm303dlh magnetometer */
REGULATOR_SUPPLY("vdd", "3-001e"),
REGULATOR_SUPPLY("vdd", "2-001e"),
/* Rohm BU21013 Touchscreen devices */
REGULATOR_SUPPLY("avdd", "3-005c"),
REGULATOR_SUPPLY("avdd", "3-005d"),
/* Synaptics RMI4 Touchscreen device */
REGULATOR_SUPPLY("vdd", "3-004b"),
/* L3G4200D Gyroscope device */
REGULATOR_SUPPLY("vdd", "2-0068"),
/* Ambient light sensor device */
REGULATOR_SUPPLY("vdd", "3-0029"),
/* Pressure sensor device */
REGULATOR_SUPPLY("vdd", "2-005c"),
/* Cypress TrueTouch Touchscreen device */
REGULATOR_SUPPLY("vcpin", "spi8.0"),
/* Camera device */
REGULATOR_SUPPLY("vaux12v5", "mmio_camera"),
};
static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
@ -75,18 +93,50 @@ static struct regulator_consumer_supply ab8500_vaux2_consumers[] = {
REGULATOR_SUPPLY("vmmc", "sdi4"),
/* AB8500 audio codec */
REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"),
/* AB8500 accessory detect 1 */
REGULATOR_SUPPLY("vcc-N2158", "ab8500-acc-det.0"),
/* AB8500 Tv-out device */
REGULATOR_SUPPLY("vcc-N2158", "mcde_tv_ab8500.4"),
/* AV8100 HDMI device */
REGULATOR_SUPPLY("vcc-N2158", "av8100_hdmi.3"),
};
static struct regulator_consumer_supply ab8500_vaux3_consumers[] = {
REGULATOR_SUPPLY("v-SD-STM", "stm"),
/* External MMC slot power */
REGULATOR_SUPPLY("vmmc", "sdi0"),
};
static struct regulator_consumer_supply ab8505_vaux4_consumers[] = {
};
static struct regulator_consumer_supply ab8505_vaux5_consumers[] = {
};
static struct regulator_consumer_supply ab8505_vaux6_consumers[] = {
};
static struct regulator_consumer_supply ab8505_vaux8_consumers[] = {
/* AB8500 audio codec device */
REGULATOR_SUPPLY("v-aux8", NULL),
};
static struct regulator_consumer_supply ab8505_vadc_consumers[] = {
/* Internal general-purpose ADC */
REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"),
/* ADC for charger */
REGULATOR_SUPPLY("vddadc", "ab8500-charger.0"),
};
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"),
/* ADC for charger */
REGULATOR_SUPPLY("vddadc", "ab8500-charger.0"),
/* AB8500 Tv-out device */
REGULATOR_SUPPLY("vtvout", "mcde_tv_ab8500.4"),
};
static struct regulator_consumer_supply ab8500_vaud_consumers[] = {
@ -114,77 +164,90 @@ static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
REGULATOR_SUPPLY("v-intcore", NULL),
/* USB Transceiver */
REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
/* Handled by abx500 clk driver */
REGULATOR_SUPPLY("v-intcore", "abx500-clk.0"),
};
static struct regulator_consumer_supply ab8505_usb_consumers[] = {
/* HS USB OTG physical interface */
REGULATOR_SUPPLY("v-ape", NULL),
};
static struct regulator_consumer_supply ab8500_vana_consumers[] = {
/* External displays, connector on board, 1v8 power supply */
REGULATOR_SUPPLY("vsmps2", "mcde.0"),
/* DB8500 DSI */
REGULATOR_SUPPLY("vdddsi1v2", "mcde"),
REGULATOR_SUPPLY("vdddsi1v2", "b2r2_core"),
REGULATOR_SUPPLY("vdddsi1v2", "b2r2_1_core"),
REGULATOR_SUPPLY("vdddsi1v2", "dsilink.0"),
REGULATOR_SUPPLY("vdddsi1v2", "dsilink.1"),
REGULATOR_SUPPLY("vdddsi1v2", "dsilink.2"),
/* DB8500 CSI */
REGULATOR_SUPPLY("vddcsi1v2", "mmio_camera"),
};
/* ab8500 regulator register initialization */
struct ab8500_regulator_reg_init
ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
static struct ab8500_regulator_reg_init ab8500_reg_init[] = {
/*
* VanaRequestCtrl = HP/LP depending on VxRequest
* VextSupply1RequestCtrl = HP/LP depending on VxRequest
*/
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL2, 0xf0, 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),
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL3, 0xff, 0x00),
/*
* Vaux3RequestCtrl = HP/LP depending on VxRequest
* SwHPReq = Control through SWValid disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUREQUESTCTRL4, 0x07, 0x00),
/*
* VanaSysClkReq1HPValid = disabled
* Vaux1SysClkReq1HPValid = disabled
* Vaux2SysClkReq1HPValid = disabled
* Vaux3SysClkReq1HPValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID1, 0xe8, 0x00),
/*
* VextSupply1SysClkReq1HPValid = disabled
* VextSupply2SysClkReq1HPValid = disabled
* VextSupply3SysClkReq1HPValid = SysClkReq1 controlled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x40),
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQ1HPVALID2, 0x70, 0x40),
/*
* VanaHwHPReq1Valid = disabled
* Vaux1HwHPreq1Valid = disabled
* Vaux2HwHPReq1Valid = disabled
* Vaux3HwHPReqValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID1, 0xe8, 0x00),
/*
* VextSupply1HwHPReq1Valid = disabled
* VextSupply2HwHPReq1Valid = disabled
* VextSupply3HwHPReq1Valid = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ1VALID2, 0x07, 0x00),
/*
* VanaHwHPReq2Valid = disabled
* Vaux1HwHPReq2Valid = disabled
* Vaux2HwHPReq2Valid = disabled
* Vaux3HwHPReq2Valid = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID1, 0xe8, 0x00),
/*
* VextSupply1HwHPReq2Valid = disabled
* VextSupply2HwHPReq2Valid = disabled
* VextSupply3HwHPReq2Valid = HWReq2 controlled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x04),
INIT_REGULATOR_REGISTER(AB8500_REGUHWHPREQ2VALID2, 0x07, 0x04),
/*
* VanaSwHPReqValid = disabled
* Vaux1SwHPReqValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID1, 0xa0, 0x00),
/*
* Vaux2SwHPReqValid = disabled
* Vaux3SwHPReqValid = disabled
@ -192,7 +255,7 @@ ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
* VextSupply2SwHPReqValid = disabled
* VextSupply3SwHPReqValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUSWHPREQVALID2, 0x1f, 0x00),
/*
* SysClkReq2Valid1 = SysClkReq2 controlled
* SysClkReq3Valid1 = disabled
@ -202,7 +265,7 @@ ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
* SysClkReq7Valid1 = disabled
* SysClkReq8Valid1 = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0x2a),
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID1, 0xfe, 0x2a),
/*
* SysClkReq2Valid2 = disabled
* SysClkReq3Valid2 = disabled
@ -212,7 +275,7 @@ ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
* SysClkReq7Valid2 = disabled
* SysClkReq8Valid2 = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0x20),
INIT_REGULATOR_REGISTER(AB8500_REGUSYSCLKREQVALID2, 0xfe, 0x20),
/*
* VTVoutEna = disabled
* Vintcore12Ena = disabled
@ -220,66 +283,62 @@ ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
* Vintcore12LP = inactive (HP)
* VTVoutLP = inactive (HP)
*/
INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0x10),
INIT_REGULATOR_REGISTER(AB8500_REGUMISC1, 0xfe, 0x10),
/*
* VaudioEna = disabled
* VdmicEna = disabled
* Vamic1Ena = disabled
* Vamic2Ena = disabled
*/
INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x00),
INIT_REGULATOR_REGISTER(AB8500_VAUDIOSUPPLY, 0x1e, 0x00),
/*
* Vamic1_dzout = high-Z when Vamic1 is disabled
* Vamic2_dzout = high-Z when Vamic2 is disabled
*/
INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUCTRL1VAMIC, 0x03, 0x00),
/*
* VPll = Hw controlled
* VPll = Hw controlled (NOTE! PRCMU bits)
* VanaRegu = force off
*/
INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x02),
INIT_REGULATOR_REGISTER(AB8500_VPLLVANAREGU, 0x0f, 0x02),
/*
* VrefDDREna = disabled
* VrefDDRSleepMode = inactive (no pulldown)
*/
INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x00),
INIT_REGULATOR_REGISTER(AB8500_VREFDDR, 0x03, 0x00),
/*
* VextSupply1Regu = HW control
* VextSupply2Regu = HW control
* VextSupply3Regu = HW control
* VextSupply1Regu = force LP
* VextSupply2Regu = force OFF
* VextSupply3Regu = force HP (-> STBB2=LP and TPS=LP)
* ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
* ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
*/
INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0x2a),
INIT_REGULATOR_REGISTER(AB8500_EXTSUPPLYREGU, 0xff, 0x13),
/*
* Vaux1Regu = force HP
* Vaux2Regu = force off
*/
INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x01),
INIT_REGULATOR_REGISTER(AB8500_VAUX12REGU, 0x0f, 0x01),
/*
* Vaux3regu = force off
* Vaux3Regu = force off
*/
INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x00),
INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3REGU, 0x03, 0x00),
/*
* Vsmps1 = 1.15V
* Vaux1Sel = 2.8 V
*/
INIT_REGULATOR_REGISTER(AB8500_VSMPS1SEL1, 0x24),
/*
* Vaux1Sel = 2.5 V
*/
INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x08),
INIT_REGULATOR_REGISTER(AB8500_VAUX1SEL, 0x0f, 0x0C),
/*
* Vaux2Sel = 2.9 V
*/
INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0d),
INIT_REGULATOR_REGISTER(AB8500_VAUX2SEL, 0x0f, 0x0d),
/*
* Vaux3Sel = 2.91 V
*/
INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07),
INIT_REGULATOR_REGISTER(AB8500_VRF1VAUX3SEL, 0x07, 0x07),
/*
* VextSupply12LP = disabled (no LP)
*/
INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUCTRL2SPARE, 0x01, 0x00),
/*
* Vaux1Disch = short discharge time
* Vaux2Disch = short discharge time
@ -288,33 +347,26 @@ ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = {
* VTVoutDisch = short discharge time
* VaudioDisch = short discharge time
*/
INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH, 0xfc, 0x00),
/*
* VanaDisch = short discharge time
* VdmicPullDownEna = pulldown disabled when Vdmic is disabled
* VdmicDisch = short discharge time
*/
INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x00),
INIT_REGULATOR_REGISTER(AB8500_REGUCTRLDISCH2, 0x16, 0x00),
};
/* AB8500 regulators */
struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
static 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,
.min_uV = 2800000,
.max_uV = 3300000,
.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,
@ -326,7 +378,10 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
.min_uV = 1100000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS,
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
.consumer_supplies = ab8500_vaux2_consumers,
@ -338,7 +393,10 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
.min_uV = 1100000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS,
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
.consumer_supplies = ab8500_vaux3_consumers,
@ -392,18 +450,614 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = {
[AB8500_LDO_INTCORE] = {
.constraints = {
.name = "V-INTCORE",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.min_uV = 1250000,
.max_uV = 1350000,
.input_uV = 1800000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE |
REGULATOR_CHANGE_DRMS,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
.consumer_supplies = ab8500_vintcore_consumers,
},
/* supply for U8500 CSI/DSI, VANA LDO */
/* supply for U8500 CSI-DSI, VANA LDO */
[AB8500_LDO_ANA] = {
.constraints = {
.name = "V-CSI/DSI",
.name = "V-CSI-DSI",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers),
.consumer_supplies = ab8500_vana_consumers,
},
};
/* supply for VextSupply3 */
static struct regulator_consumer_supply ab8500_ext_supply3_consumers[] = {
/* SIM supply for 3 V SIM cards */
REGULATOR_SUPPLY("vinvsim", "sim-detect.0"),
};
/* extended configuration for VextSupply2, only used for HREFP_V20 boards */
static struct ab8500_ext_regulator_cfg ab8500_ext_supply2 = {
.hwreq = true,
};
/*
* AB8500 external regulators
*/
static struct regulator_init_data ab8500_ext_regulators[] = {
/* fixed Vbat supplies VSMPS1_EXT_1V8 */
[AB8500_EXT_SUPPLY1] = {
.constraints = {
.name = "ab8500-ext-supply1",
.min_uV = 1800000,
.max_uV = 1800000,
.initial_mode = REGULATOR_MODE_IDLE,
.boot_on = 1,
.always_on = 1,
},
},
/* fixed Vbat supplies VSMPS2_EXT_1V36 and VSMPS5_EXT_1V15 */
[AB8500_EXT_SUPPLY2] = {
.constraints = {
.name = "ab8500-ext-supply2",
.min_uV = 1360000,
.max_uV = 1360000,
},
},
/* fixed Vbat supplies VSMPS3_EXT_3V4 and VSMPS4_EXT_3V4 */
[AB8500_EXT_SUPPLY3] = {
.constraints = {
.name = "ab8500-ext-supply3",
.min_uV = 3400000,
.max_uV = 3400000,
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
.boot_on = 1,
},
.num_consumer_supplies =
ARRAY_SIZE(ab8500_ext_supply3_consumers),
.consumer_supplies = ab8500_ext_supply3_consumers,
},
};
/* ab8505 regulator register initialization */
static struct ab8500_regulator_reg_init ab8505_reg_init[] = {
/*
* VarmRequestCtrl
* VsmpsCRequestCtrl
* VsmpsARequestCtrl
* VsmpsBRequestCtrl
*/
INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL1, 0x00, 0x00),
/*
* VsafeRequestCtrl
* VpllRequestCtrl
* VanaRequestCtrl = HP/LP depending on VxRequest
*/
INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL2, 0x30, 0x00),
/*
* Vaux1RequestCtrl = HP/LP depending on VxRequest
* Vaux2RequestCtrl = HP/LP depending on VxRequest
*/
INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL3, 0xf0, 0x00),
/*
* Vaux3RequestCtrl = HP/LP depending on VxRequest
* SwHPReq = Control through SWValid disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUREQUESTCTRL4, 0x07, 0x00),
/*
* VsmpsASysClkReq1HPValid
* VsmpsBSysClkReq1HPValid
* VsafeSysClkReq1HPValid
* VanaSysClkReq1HPValid = disabled
* VpllSysClkReq1HPValid
* Vaux1SysClkReq1HPValid = disabled
* Vaux2SysClkReq1HPValid = disabled
* Vaux3SysClkReq1HPValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQ1HPVALID1, 0xe8, 0x00),
/*
* VsmpsCSysClkReq1HPValid
* VarmSysClkReq1HPValid
* VbbSysClkReq1HPValid
* VsmpsMSysClkReq1HPValid
*/
INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQ1HPVALID2, 0x00, 0x00),
/*
* VsmpsAHwHPReq1Valid
* VsmpsBHwHPReq1Valid
* VsafeHwHPReq1Valid
* VanaHwHPReq1Valid = disabled
* VpllHwHPReq1Valid
* Vaux1HwHPreq1Valid = disabled
* Vaux2HwHPReq1Valid = disabled
* Vaux3HwHPReqValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ1VALID1, 0xe8, 0x00),
/*
* VsmpsMHwHPReq1Valid
*/
INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ1VALID2, 0x00, 0x00),
/*
* VsmpsAHwHPReq2Valid
* VsmpsBHwHPReq2Valid
* VsafeHwHPReq2Valid
* VanaHwHPReq2Valid = disabled
* VpllHwHPReq2Valid
* Vaux1HwHPReq2Valid = disabled
* Vaux2HwHPReq2Valid = disabled
* Vaux3HwHPReq2Valid = disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ2VALID1, 0xe8, 0x00),
/*
* VsmpsMHwHPReq2Valid
*/
INIT_REGULATOR_REGISTER(AB8505_REGUHWHPREQ2VALID2, 0x00, 0x00),
/**
* VsmpsCSwHPReqValid
* VarmSwHPReqValid
* VsmpsASwHPReqValid
* VsmpsBSwHPReqValid
* VsafeSwHPReqValid
* VanaSwHPReqValid
* VanaSwHPReqValid = disabled
* VpllSwHPReqValid
* Vaux1SwHPReqValid = disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUSWHPREQVALID1, 0xa0, 0x00),
/*
* Vaux2SwHPReqValid = disabled
* Vaux3SwHPReqValid = disabled
* VsmpsMSwHPReqValid
*/
INIT_REGULATOR_REGISTER(AB8505_REGUSWHPREQVALID2, 0x03, 0x00),
/*
* SysClkReq2Valid1 = SysClkReq2 controlled
* SysClkReq3Valid1 = disabled
* SysClkReq4Valid1 = SysClkReq4 controlled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQVALID1, 0x0e, 0x0a),
/*
* SysClkReq2Valid2 = disabled
* SysClkReq3Valid2 = disabled
* SysClkReq4Valid2 = disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUSYSCLKREQVALID2, 0x0e, 0x00),
/*
* Vaux4SwHPReqValid
* Vaux4HwHPReq2Valid
* Vaux4HwHPReq1Valid
* Vaux4SysClkReq1HPValid
*/
INIT_REGULATOR_REGISTER(AB8505_REGUVAUX4REQVALID, 0x00, 0x00),
/*
* VadcEna = disabled
* VintCore12Ena = disabled
* VintCore12Sel = 1.25 V
* VintCore12LP = inactive (HP)
* VadcLP = inactive (HP)
*/
INIT_REGULATOR_REGISTER(AB8505_REGUMISC1, 0xfe, 0x10),
/*
* VaudioEna = disabled
* Vaux8Ena = disabled
* Vamic1Ena = disabled
* Vamic2Ena = disabled
*/
INIT_REGULATOR_REGISTER(AB8505_VAUDIOSUPPLY, 0x1e, 0x00),
/*
* Vamic1_dzout = high-Z when Vamic1 is disabled
* Vamic2_dzout = high-Z when Vamic2 is disabled
*/
INIT_REGULATOR_REGISTER(AB8505_REGUCTRL1VAMIC, 0x03, 0x00),
/*
* VsmpsARegu
* VsmpsASelCtrl
* VsmpsAAutoMode
* VsmpsAPWMMode
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSAREGU, 0x00, 0x00),
/*
* VsmpsBRegu
* VsmpsBSelCtrl
* VsmpsBAutoMode
* VsmpsBPWMMode
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSBREGU, 0x00, 0x00),
/*
* VsafeRegu
* VsafeSelCtrl
* VsafeAutoMode
* VsafePWMMode
*/
INIT_REGULATOR_REGISTER(AB8505_VSAFEREGU, 0x00, 0x00),
/*
* VPll = Hw controlled (NOTE! PRCMU bits)
* VanaRegu = force off
*/
INIT_REGULATOR_REGISTER(AB8505_VPLLVANAREGU, 0x0f, 0x02),
/*
* VextSupply1Regu = force OFF (OTP_ExtSupply12LPnPolarity 1)
* VextSupply2Regu = force OFF (OTP_ExtSupply12LPnPolarity 1)
* VextSupply3Regu = force OFF (OTP_ExtSupply3LPnPolarity 0)
* ExtSupply2Bypass = ExtSupply12LPn ball is 0 when Ena is 0
* ExtSupply3Bypass = ExtSupply3LPn ball is 0 when Ena is 0
*/
INIT_REGULATOR_REGISTER(AB8505_EXTSUPPLYREGU, 0xff, 0x30),
/*
* Vaux1Regu = force HP
* Vaux2Regu = force off
*/
INIT_REGULATOR_REGISTER(AB8505_VAUX12REGU, 0x0f, 0x01),
/*
* Vaux3Regu = force off
*/
INIT_REGULATOR_REGISTER(AB8505_VRF1VAUX3REGU, 0x03, 0x00),
/*
* VsmpsASel1
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSASEL1, 0x00, 0x00),
/*
* VsmpsASel2
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSASEL2, 0x00, 0x00),
/*
* VsmpsASel3
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSASEL3, 0x00, 0x00),
/*
* VsmpsBSel1
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSBSEL1, 0x00, 0x00),
/*
* VsmpsBSel2
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSBSEL2, 0x00, 0x00),
/*
* VsmpsBSel3
*/
INIT_REGULATOR_REGISTER(AB8505_VSMPSBSEL3, 0x00, 0x00),
/*
* VsafeSel1
*/
INIT_REGULATOR_REGISTER(AB8505_VSAFESEL1, 0x00, 0x00),
/*
* VsafeSel2
*/
INIT_REGULATOR_REGISTER(AB8505_VSAFESEL2, 0x00, 0x00),
/*
* VsafeSel3
*/
INIT_REGULATOR_REGISTER(AB8505_VSAFESEL3, 0x00, 0x00),
/*
* Vaux1Sel = 2.8 V
*/
INIT_REGULATOR_REGISTER(AB8505_VAUX1SEL, 0x0f, 0x0C),
/*
* Vaux2Sel = 2.9 V
*/
INIT_REGULATOR_REGISTER(AB8505_VAUX2SEL, 0x0f, 0x0d),
/*
* Vaux3Sel = 2.91 V
*/
INIT_REGULATOR_REGISTER(AB8505_VRF1VAUX3SEL, 0x07, 0x07),
/*
* Vaux4RequestCtrl
*/
INIT_REGULATOR_REGISTER(AB8505_VAUX4REQCTRL, 0x00, 0x00),
/*
* Vaux4Regu
*/
INIT_REGULATOR_REGISTER(AB8505_VAUX4REGU, 0x00, 0x00),
/*
* Vaux4Sel
*/
INIT_REGULATOR_REGISTER(AB8505_VAUX4SEL, 0x00, 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(AB8505_REGUCTRLDISCH, 0xfc, 0x00),
/*
* VanaDisch = short discharge time
* Vaux8PullDownEna = pulldown disabled when Vaux8 is disabled
* Vaux8Disch = short discharge time
*/
INIT_REGULATOR_REGISTER(AB8505_REGUCTRLDISCH2, 0x16, 0x00),
/*
* Vaux4Disch = short discharge time
*/
INIT_REGULATOR_REGISTER(AB8505_REGUCTRLDISCH3, 0x01, 0x00),
/*
* Vaux5Sel
* Vaux5LP
* Vaux5Ena
* Vaux5Disch
* Vaux5DisSfst
* Vaux5DisPulld
*/
INIT_REGULATOR_REGISTER(AB8505_CTRLVAUX5, 0x00, 0x00),
/*
* Vaux6Sel
* Vaux6LP
* Vaux6Ena
* Vaux6DisPulld
*/
INIT_REGULATOR_REGISTER(AB8505_CTRLVAUX6, 0x00, 0x00),
};
struct regulator_init_data ab8505_regulators[AB8505_NUM_REGULATORS] = {
/* supplies to the display/camera */
[AB8505_LDO_AUX1] = {
.constraints = {
.name = "V-DISPLAY",
.min_uV = 2800000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS,
.boot_on = 1, /* display is on at boot */
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers),
.consumer_supplies = ab8500_vaux1_consumers,
},
/* supplies to the on-board eMMC */
[AB8505_LDO_AUX2] = {
.constraints = {
.name = "V-eMMC1",
.min_uV = 1100000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers),
.consumer_supplies = ab8500_vaux2_consumers,
},
/* supply for VAUX3, supplies to SDcard slots */
[AB8505_LDO_AUX3] = {
.constraints = {
.name = "V-MMC-SD",
.min_uV = 1100000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers),
.consumer_supplies = ab8500_vaux3_consumers,
},
/* supply for VAUX4, supplies to NFC and standalone secure element */
[AB8505_LDO_AUX4] = {
.constraints = {
.name = "V-NFC-SE",
.min_uV = 1100000,
.max_uV = 3300000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8505_vaux4_consumers),
.consumer_supplies = ab8505_vaux4_consumers,
},
/* supply for VAUX5, supplies to TBD */
[AB8505_LDO_AUX5] = {
.constraints = {
.name = "V-AUX5",
.min_uV = 1050000,
.max_uV = 2790000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8505_vaux5_consumers),
.consumer_supplies = ab8505_vaux5_consumers,
},
/* supply for VAUX6, supplies to TBD */
[AB8505_LDO_AUX6] = {
.constraints = {
.name = "V-AUX6",
.min_uV = 1050000,
.max_uV = 2790000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8505_vaux6_consumers),
.consumer_supplies = ab8505_vaux6_consumers,
},
/* supply for gpadc, ADC LDO */
[AB8505_LDO_ADC] = {
.constraints = {
.name = "V-ADC",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(ab8505_vadc_consumers),
.consumer_supplies = ab8505_vadc_consumers,
},
/* supply for ab8500-vaudio, VAUDIO LDO */
[AB8505_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 */
[AB8505_LDO_ANAMIC1] = {
.constraints = {
.name = "V-AMIC1",
.valid_ops_mask = REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vamic1_consumers),
.consumer_supplies = ab8500_vamic1_consumers,
},
/* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
[AB8505_LDO_ANAMIC2] = {
.constraints = {
.name = "V-AMIC2",
.valid_ops_mask = REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vamic2_consumers),
.consumer_supplies = ab8500_vamic2_consumers,
},
/* supply for v-aux8, VAUX8 LDO */
[AB8505_LDO_AUX8] = {
.constraints = {
.name = "V-AUX8",
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(ab8505_vaux8_consumers),
.consumer_supplies = ab8505_vaux8_consumers,
},
/* supply for v-intcore12, VINTCORE12 LDO */
[AB8505_LDO_INTCORE] = {
.constraints = {
.name = "V-INTCORE",
.min_uV = 1250000,
.max_uV = 1350000,
.input_uV = 1800000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE |
REGULATOR_CHANGE_DRMS,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers),
.consumer_supplies = ab8500_vintcore_consumers,
},
/* supply for LDO USB */
[AB8505_LDO_USB] = {
.constraints = {
.name = "V-USB",
.valid_ops_mask = REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_NORMAL |
REGULATOR_MODE_IDLE,
},
.num_consumer_supplies = ARRAY_SIZE(ab8505_usb_consumers),
.consumer_supplies = ab8505_usb_consumers,
},
/* supply for U8500 CSI-DSI, VANA LDO */
[AB8505_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,
},
};
struct ab8500_regulator_platform_data ab8500_regulator_plat_data = {
.reg_init = ab8500_reg_init,
.num_reg_init = ARRAY_SIZE(ab8500_reg_init),
.regulator = ab8500_regulators,
.num_regulator = ARRAY_SIZE(ab8500_regulators),
.ext_regulator = ab8500_ext_regulators,
.num_ext_regulator = ARRAY_SIZE(ab8500_ext_regulators),
};
/* Use the AB8500 init settings for AB8505 as they are the same right now */
struct ab8500_regulator_platform_data ab8505_regulator_plat_data = {
.reg_init = ab8505_reg_init,
.num_reg_init = ARRAY_SIZE(ab8505_reg_init),
.regulator = ab8505_regulators,
.num_regulator = ARRAY_SIZE(ab8505_regulators),
};
static void ab8500_modify_reg_init(int id, u8 mask, u8 value)
{
int i;
if (cpu_is_u8520()) {
for (i = ARRAY_SIZE(ab8505_reg_init) - 1; i >= 0; i--) {
if (ab8505_reg_init[i].id == id) {
u8 initval = ab8505_reg_init[i].value;
initval = (initval & ~mask) | (value & mask);
ab8505_reg_init[i].value = initval;
BUG_ON(mask & ~ab8505_reg_init[i].mask);
return;
}
}
} else {
for (i = ARRAY_SIZE(ab8500_reg_init) - 1; i >= 0; i--) {
if (ab8500_reg_init[i].id == id) {
u8 initval = ab8500_reg_init[i].value;
initval = (initval & ~mask) | (value & mask);
ab8500_reg_init[i].value = initval;
BUG_ON(mask & ~ab8500_reg_init[i].mask);
return;
}
}
}
BUG_ON(1);
}
void mop500_regulator_init(void)
{
struct regulator_init_data *regulator;
/*
* Temporarily turn on Vaux2 on 8520 machine
*/
if (cpu_is_u8520()) {
/* Vaux2 initialized to be on */
ab8500_modify_reg_init(AB8505_VAUX12REGU, 0x0f, 0x05);
}
/*
* Handle AB8500_EXT_SUPPLY2 on HREFP_V20_V50 boards (do it for
* all HREFP_V20 boards)
*/
if (cpu_is_u8500v20()) {
/* VextSupply2RequestCtrl = HP/OFF depending on VxRequest */
ab8500_modify_reg_init(AB8500_REGUREQUESTCTRL3, 0x01, 0x01);
/* VextSupply2SysClkReq1HPValid = SysClkReq1 controlled */
ab8500_modify_reg_init(AB8500_REGUSYSCLKREQ1HPVALID2,
0x20, 0x20);
/* VextSupply2 = force HP at initialization */
ab8500_modify_reg_init(AB8500_EXTSUPPLYREGU, 0x0c, 0x04);
/* enable VextSupply2 during platform active */
regulator = &ab8500_ext_regulators[AB8500_EXT_SUPPLY2];
regulator->constraints.always_on = 1;
/* disable VextSupply2 in suspend */
regulator = &ab8500_ext_regulators[AB8500_EXT_SUPPLY2];
regulator->constraints.state_mem.disabled = 1;
regulator->constraints.state_standby.disabled = 1;
/* enable VextSupply2 HW control (used in suspend) */
regulator->driver_data = (void *)&ab8500_ext_supply2;
}
}

7
arch/arm/mach-ux500/board-mop500-regulators.h
View File

@ -14,10 +14,11 @@
#include <linux/regulator/machine.h>
#include <linux/regulator/ab8500.h>
extern struct ab8500_regulator_reg_init
ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS];
extern struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS];
extern struct ab8500_regulator_platform_data ab8500_regulator_plat_data;
extern struct ab8500_regulator_platform_data ab8505_regulator_plat_data;
extern struct regulator_init_data tps61052_regulator;
extern struct regulator_init_data gpio_en_3v3_regulator;
void mop500_regulator_init(void);
#endif

5
arch/arm/mach-ux500/board-mop500.c
View File

@ -199,10 +199,7 @@ static struct platform_device snowball_sbnet_dev = {
struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
.regulator_reg_init = ab8500_regulator_reg_init,
.num_regulator_reg_init = ARRAY_SIZE(ab8500_regulator_reg_init),
.regulator = ab8500_regulators,
.num_regulator = ARRAY_SIZE(ab8500_regulators),
.regulator = &ab8500_regulator_plat_data,
.gpio = &ab8500_gpio_pdata,
.codec = &ab8500_codec_pdata,
};

2
drivers/regulator/Makefile
View File

@ -12,7 +12,7 @@ obj-$(CONFIG_REGULATOR_USERSPACE_CONSUMER) += userspace-consumer.o
obj-$(CONFIG_REGULATOR_88PM8607) += 88pm8607.o
obj-$(CONFIG_REGULATOR_AAT2870) += aat2870-regulator.o
obj-$(CONFIG_REGULATOR_AB3100) += ab3100.o
obj-$(CONFIG_REGULATOR_AB8500) += ab8500.o
obj-$(CONFIG_REGULATOR_AB8500) += ab8500.o ab8500-ext.o
obj-$(CONFIG_REGULATOR_AD5398) += ad5398.o
obj-$(CONFIG_REGULATOR_ANATOP) += anatop-regulator.o
obj-$(CONFIG_REGULATOR_ARIZONA) += arizona-micsupp.o arizona-ldo1.o

407
drivers/regulator/ab8500-ext.c Normal file
View File

@ -0,0 +1,407 @@
/*
* Copyright (C) ST-Ericsson SA 2010
*
* License Terms: GNU General Public License v2
*
* Authors: Bengt Jonsson <bengt.g.jonsson@stericsson.com>
*
* This file is based on drivers/regulator/ab8500.c
*
* AB8500 external regulators
*
* ab8500-ext supports the following regulators:
* - VextSupply3
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
#include <linux/regulator/ab8500.h>
/**
* struct ab8500_ext_regulator_info - ab8500 regulator information
* @dev: device pointer
* @desc: regulator description
* @rdev: regulator device
* @cfg: regulator configuration (extension of regulator FW configuration)
* @update_bank: bank to control on/off
* @update_reg: register to control on/off
* @update_mask: mask to enable/disable and set mode of regulator
* @update_val: bits holding the regulator current mode
* @update_val_hp: bits to set EN pin active (LPn pin deactive)
* normally this means high power mode
* @update_val_lp: bits to set EN pin active and LPn pin active
* normally this means low power mode
* @update_val_hw: bits to set regulator pins in HW control
* SysClkReq pins and logic will choose mode
*/
struct ab8500_ext_regulator_info {
struct device *dev;
struct regulator_desc desc;
struct regulator_dev *rdev;
struct ab8500_ext_regulator_cfg *cfg;
u8 update_bank;
u8 update_reg;
u8 update_mask;
u8 update_val;
u8 update_val_hp;
u8 update_val_lp;
u8 update_val_hw;
};
static int ab8500_ext_regulator_enable(struct regulator_dev *rdev)
{
int ret;
struct ab8500_ext_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;
}
/*
* To satisfy both HW high power request and SW request, the regulator
* must be on in high power.
*/
if (info->cfg && info->cfg->hwreq)
regval = info->update_val_hp;
else
regval = info->update_val;
ret = abx500_mask_and_set_register_interruptible(info->dev,
info->update_bank, info->update_reg,
info->update_mask, regval);
if (ret < 0) {
dev_err(rdev_get_dev(info->rdev),
"couldn't set enable bits for regulator\n");
return ret;
}
dev_dbg(rdev_get_dev(rdev),
"%s-enable (bank, reg, mask, value): 0x%02x, 0x%02x, 0x%02x, 0x%02x\n",
info->desc.name, info->update_bank, info->update_reg,
info->update_mask, regval);
return 0;
}
static int ab8500_ext_regulator_disable(struct regulator_dev *rdev)
{
int ret;
struct ab8500_ext_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;
}
/*
* Set the regulator in HW request mode if configured
*/
if (info->cfg && info->cfg->hwreq)
regval = info->update_val_hw;
else
regval = 0;
ret = abx500_mask_and_set_register_interruptible(info->dev,
info->update_bank, info->update_reg,
info->update_mask, regval);
if (ret < 0) {
dev_err(rdev_get_dev(info->rdev),
"couldn't set disable bits for regulator\n");
return ret;
}
dev_dbg(rdev_get_dev(rdev), "%s-disable (bank, reg, mask, value):"
" 0x%02x, 0x%02x, 0x%02x, 0x%02x\n",
info->desc.name, info->update_bank, info->update_reg,
info->update_mask, regval);
return 0;
}
static int ab8500_ext_regulator_is_enabled(struct regulator_dev *rdev)
{
int ret;
struct ab8500_ext_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;
}
ret = abx500_get_register_interruptible(info->dev,
info->update_bank, info->update_reg, &regval);
if (ret < 0) {
dev_err(rdev_get_dev(rdev),
"couldn't read 0x%x register\n", info->update_reg);
return ret;
}
dev_dbg(rdev_get_dev(rdev), "%s-is_enabled (bank, reg, mask, value):"
" 0x%02x, 0x%02x, 0x%02x, 0x%02x\n",
info->desc.name, info->update_bank, info->update_reg,
info->update_mask, regval);
if (((regval & info->update_mask) == info->update_val_lp) ||
((regval & info->update_mask) == info->update_val_hp))
return 1;
else
return 0;
}
static int ab8500_ext_regulator_set_mode(struct regulator_dev *rdev,
unsigned int mode)
{
int ret = 0;
struct ab8500_ext_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;
}
switch (mode) {
case REGULATOR_MODE_NORMAL:
regval = info->update_val_hp;
break;
case REGULATOR_MODE_IDLE:
regval = info->update_val_lp;
break;
default:
return -EINVAL;
}
/* If regulator is enabled and info->cfg->hwreq is set, the regulator
must be on in high power, so we don't need to write the register with
the same value.
*/
if (ab8500_ext_regulator_is_enabled(rdev) &&
!(info->cfg && info->cfg->hwreq)) {
ret = abx500_mask_and_set_register_interruptible(info->dev,
info->update_bank, info->update_reg,
info->update_mask, regval);
if (ret < 0) {
dev_err(rdev_get_dev(rdev),
"Could not set regulator mode.\n");
return ret;
}
dev_dbg(rdev_get_dev(rdev),
"%s-set_mode (bank, reg, mask, value): "
"0x%x, 0x%x, 0x%x, 0x%x\n",
info->desc.name, info->update_bank, info->update_reg,
info->update_mask, regval);
}
info->update_val = regval;
return 0;
}
static unsigned int ab8500_ext_regulator_get_mode(struct regulator_dev *rdev)
{
struct ab8500_ext_regulator_info *info = rdev_get_drvdata(rdev);
int ret;
if (info == NULL) {
dev_err(rdev_get_dev(rdev), "regulator info null pointer\n");
return -EINVAL;
}
if (info->update_val == info->update_val_hp)
ret = REGULATOR_MODE_NORMAL;
else if (info->update_val == info->update_val_lp)
ret = REGULATOR_MODE_IDLE;
else
ret = -EINVAL;
return ret;
}
static int ab8500_ext_list_voltage(struct regulator_dev *rdev,
unsigned selector)
{
struct regulation_constraints *regu_constraints = rdev->constraints;
if (regu_constraints == NULL) {
dev_err(rdev_get_dev(rdev), "regulator constraints null pointer\n");
return -EINVAL;
}
/* return the uV for the fixed regulators */
if (regu_constraints->min_uV && regu_constraints->max_uV) {
if (regu_constraints->min_uV == regu_constraints->max_uV)
return regu_constraints->min_uV;
}
return -EINVAL;
}
static struct regulator_ops ab8500_ext_regulator_ops = {
.enable = ab8500_ext_regulator_enable,
.disable = ab8500_ext_regulator_disable,
.is_enabled = ab8500_ext_regulator_is_enabled,
.set_mode = ab8500_ext_regulator_set_mode,
.get_mode = ab8500_ext_regulator_get_mode,
.list_voltage = ab8500_ext_list_voltage,
};
static struct ab8500_ext_regulator_info
ab8500_ext_regulator_info[AB8500_NUM_EXT_REGULATORS] = {
[AB8500_EXT_SUPPLY1] = {
.desc = {
.name = "VEXTSUPPLY1",
.ops = &ab8500_ext_regulator_ops,
.type = REGULATOR_VOLTAGE,
.id = AB8500_EXT_SUPPLY1,
.owner = THIS_MODULE,
.n_voltages = 1,
},
.update_bank = 0x04,
.update_reg = 0x08,
.update_mask = 0x03,
.update_val = 0x01,
.update_val_hp = 0x01,
.update_val_lp = 0x03,
.update_val_hw = 0x02,
},
[AB8500_EXT_SUPPLY2] = {
.desc = {
.name = "VEXTSUPPLY2",
.ops = &ab8500_ext_regulator_ops,
.type = REGULATOR_VOLTAGE,
.id = AB8500_EXT_SUPPLY2,
.owner = THIS_MODULE,
.n_voltages = 1,
},
.update_bank = 0x04,
.update_reg = 0x08,
.update_mask = 0x0c,
.update_val = 0x04,
.update_val_hp = 0x04,
.update_val_lp = 0x0c,
.update_val_hw = 0x08,
},
[AB8500_EXT_SUPPLY3] = {
.desc = {
.name = "VEXTSUPPLY3",
.ops = &ab8500_ext_regulator_ops,
.type = REGULATOR_VOLTAGE,
.id = AB8500_EXT_SUPPLY3,
.owner = THIS_MODULE,
.n_voltages = 1,
},
.update_bank = 0x04,
.update_reg = 0x08,
.update_mask = 0x30,
.update_val = 0x10,
.update_val_hp = 0x10,
.update_val_lp = 0x30,
.update_val_hw = 0x20,
},
};
int ab8500_ext_regulator_init(struct platform_device *pdev)
{
struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
struct ab8500_platform_data *ppdata;
struct ab8500_regulator_platform_data *pdata;
struct regulator_config config = { };
int i, err;
if (!ab8500) {
dev_err(&pdev->dev, "null mfd parent\n");
return -EINVAL;
}
ppdata = dev_get_platdata(ab8500->dev);
if (!ppdata) {
dev_err(&pdev->dev, "null parent pdata\n");
return -EINVAL;
}
pdata = ppdata->regulator;
if (!pdata) {
dev_err(&pdev->dev, "null pdata\n");
return -EINVAL;
}
/* make sure the platform data has the correct size */
if (pdata->num_ext_regulator != ARRAY_SIZE(ab8500_ext_regulator_info)) {
dev_err(&pdev->dev, "Configuration error: size mismatch.\n");
return -EINVAL;
}
/* check for AB8500 2.x */
if (is_ab8500_2p0_or_earlier(ab8500)) {
struct ab8500_ext_regulator_info *info;
/* VextSupply3LPn is inverted on AB8500 2.x */
info = &ab8500_ext_regulator_info[AB8500_EXT_SUPPLY3];
info->update_val = 0x30;
info->update_val_hp = 0x30;
info->update_val_lp = 0x10;
}
/* register all regulators */
for (i = 0; i < ARRAY_SIZE(ab8500_ext_regulator_info); i++) {
struct ab8500_ext_regulator_info *info = NULL;
/* assign per-regulator data */
info = &ab8500_ext_regulator_info[i];
info->dev = &pdev->dev;
info->cfg = (struct ab8500_ext_regulator_cfg *)
pdata->ext_regulator[i].driver_data;
config.dev = &pdev->dev;
config.init_data = &pdata->ext_regulator[i];
config.driver_data = info;
/* register regulator with framework */
info->rdev = regulator_register(&info->desc, &config);
if (IS_ERR(info->rdev)) {
err = PTR_ERR(info->rdev);
dev_err(&pdev->dev, "failed to register regulator %s\n",
info->desc.name);
/* when we fail, un-register all earlier regulators */
while (--i >= 0) {
info = &ab8500_ext_regulator_info[i];
regulator_unregister(info->rdev);
}
return err;
}
dev_dbg(rdev_get_dev(info->rdev),
"%s-probed\n", info->desc.name);
}
return 0;
}
void ab8500_ext_regulator_exit(struct platform_device *pdev)
{
int i;
for (i = 0; i < ARRAY_SIZE(ab8500_ext_regulator_info); i++) {
struct ab8500_ext_regulator_info *info = NULL;
info = &ab8500_ext_regulator_info[i];
dev_vdbg(rdev_get_dev(info->rdev),
"%s-remove\n", info->desc.name);
regulator_unregister(info->rdev);
}
}
MODULE_LICENSE("GPL v2");
MODULE_AUTHOR("Bengt Jonsson <bengt.g.jonsson@stericsson.com>");
MODULE_DESCRIPTION("AB8500 external regulator driver");
MODULE_ALIAS("platform:ab8500-ext-regulator");

2668
drivers/regulator/ab8500.c
View File

File diff suppressed because it is too large Load Diff

2
drivers/regulator/dbx500-prcmu.h
View File

@ -21,7 +21,6 @@
* @is_enabled: status of the regulator
* @epod_id: id for EPOD (power domain)
* @is_ramret: RAM retention switch for EPOD (power domain)
* @operating_point: operating point (only for vape, to be removed)
*
*/
struct dbx500_regulator_info {
@ -32,7 +31,6 @@ struct dbx500_regulator_info {
u16 epod_id;
bool is_ramret;
bool exclude_from_power_state;
unsigned int operating_point;
};
void power_state_active_enable(void);

11
include/linux/mfd/abx500/ab8500.h
View File

@ -364,8 +364,7 @@ struct ab8500 {
const int *irq_reg_offset;
};
struct regulator_reg_init;
struct regulator_init_data;
struct ab8500_regulator_platform_data;
struct ab8500_gpio_platform_data;
struct ab8500_codec_platform_data;
struct ab8500_sysctrl_platform_data;
@ -375,19 +374,13 @@ struct ab8500_sysctrl_platform_data;
* @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
* @pm_power_off: Should machine pm power off hook be registered or not
* @init: board-specific initialization after detection of ab8500
* @num_regulator_reg_init: number of regulator init registers
* @regulator_reg_init: regulator init registers
* @num_regulator: number of regulators
* @regulator: machine-specific constraints for regulators
*/
struct ab8500_platform_data {
int irq_base;
bool pm_power_off;
void (*init) (struct ab8500 *);
int num_regulator_reg_init;
struct ab8500_regulator_reg_init *regulator_reg_init;
int num_regulator;
struct regulator_init_data *regulator;
struct ab8500_regulator_platform_data *regulator;
struct abx500_gpio_platform_data *gpio;
struct ab8500_codec_platform_data *codec;
struct ab8500_sysctrl_platform_data *sysctrl;

217
include/linux/regulator/ab8500.h
View File

@ -5,11 +5,14 @@
*
* Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson
* Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson
* Daniel Willerud <daniel.willerud@stericsson.com> for ST-Ericsson
*/
#ifndef __LINUX_MFD_AB8500_REGULATOR_H
#define __LINUX_MFD_AB8500_REGULATOR_H
#include <linux/platform_device.h>
/* AB8500 regulators */
enum ab8500_regulator_id {
AB8500_LDO_AUX1,
@ -17,7 +20,6 @@ enum ab8500_regulator_id {
AB8500_LDO_AUX3,
AB8500_LDO_INTCORE,
AB8500_LDO_TVOUT,
AB8500_LDO_USB,
AB8500_LDO_AUDIO,
AB8500_LDO_ANAMIC1,
AB8500_LDO_ANAMIC2,
@ -26,7 +28,28 @@ enum ab8500_regulator_id {
AB8500_NUM_REGULATORS,
};
/* AB9450 regulators */
/* AB8505 regulators */
enum ab8505_regulator_id {
AB8505_LDO_AUX1,
AB8505_LDO_AUX2,
AB8505_LDO_AUX3,
AB8505_LDO_AUX4,
AB8505_LDO_AUX5,
AB8505_LDO_AUX6,
AB8505_LDO_INTCORE,
AB8505_LDO_ADC,
AB8505_LDO_USB,
AB8505_LDO_AUDIO,
AB8505_LDO_ANAMIC1,
AB8505_LDO_ANAMIC2,
AB8505_LDO_AUX8,
AB8505_LDO_ANA,
AB8505_SYSCLKREQ_2,
AB8505_SYSCLKREQ_4,
AB8505_NUM_REGULATORS,
};
/* AB9540 regulators */
enum ab9540_regulator_id {
AB9540_LDO_AUX1,
AB9540_LDO_AUX2,
@ -45,16 +68,39 @@ enum ab9540_regulator_id {
AB9540_NUM_REGULATORS,
};
/* AB8500 and AB9540 register initialization */
/* AB8540 regulators */
enum ab8540_regulator_id {
AB8540_LDO_AUX1,
AB8540_LDO_AUX2,
AB8540_LDO_AUX3,
AB8540_LDO_AUX4,
AB8540_LDO_AUX5,
AB8540_LDO_AUX6,
AB8540_LDO_INTCORE,
AB8540_LDO_TVOUT,
AB8540_LDO_AUDIO,
AB8540_LDO_ANAMIC1,
AB8540_LDO_ANAMIC2,
AB8540_LDO_DMIC,
AB8540_LDO_ANA,
AB8540_LDO_SDIO,
AB8540_SYSCLKREQ_2,
AB8540_SYSCLKREQ_4,
AB8540_NUM_REGULATORS,
};
/* AB8500, AB8505, and AB9540 register initialization */
struct ab8500_regulator_reg_init {
int id;
u8 mask;
u8 value;
};
#define INIT_REGULATOR_REGISTER(_id, _value) \
{ \
.id = _id, \
.value = _value, \
#define INIT_REGULATOR_REGISTER(_id, _mask, _value) \
{ \
.id = _id, \
.mask = _mask, \
.value = _value, \
}
/* AB8500 registers */
@ -86,10 +132,58 @@ enum ab8500_regulator_reg {
AB8500_REGUCTRL2SPARE,
AB8500_REGUCTRLDISCH,
AB8500_REGUCTRLDISCH2,
AB8500_VSMPS1SEL1,
AB8500_NUM_REGULATOR_REGISTERS,
};
/* AB8505 registers */
enum ab8505_regulator_reg {
AB8505_REGUREQUESTCTRL1,
AB8505_REGUREQUESTCTRL2,
AB8505_REGUREQUESTCTRL3,
AB8505_REGUREQUESTCTRL4,
AB8505_REGUSYSCLKREQ1HPVALID1,
AB8505_REGUSYSCLKREQ1HPVALID2,
AB8505_REGUHWHPREQ1VALID1,
AB8505_REGUHWHPREQ1VALID2,
AB8505_REGUHWHPREQ2VALID1,
AB8505_REGUHWHPREQ2VALID2,
AB8505_REGUSWHPREQVALID1,
AB8505_REGUSWHPREQVALID2,
AB8505_REGUSYSCLKREQVALID1,
AB8505_REGUSYSCLKREQVALID2,
AB8505_REGUVAUX4REQVALID,
AB8505_REGUMISC1,
AB8505_VAUDIOSUPPLY,
AB8505_REGUCTRL1VAMIC,
AB8505_VSMPSAREGU,
AB8505_VSMPSBREGU,
AB8505_VSAFEREGU, /* NOTE! PRCMU register */
AB8505_VPLLVANAREGU,
AB8505_EXTSUPPLYREGU,
AB8505_VAUX12REGU,
AB8505_VRF1VAUX3REGU,
AB8505_VSMPSASEL1,
AB8505_VSMPSASEL2,
AB8505_VSMPSASEL3,
AB8505_VSMPSBSEL1,
AB8505_VSMPSBSEL2,
AB8505_VSMPSBSEL3,
AB8505_VSAFESEL1, /* NOTE! PRCMU register */
AB8505_VSAFESEL2, /* NOTE! PRCMU register */
AB8505_VSAFESEL3, /* NOTE! PRCMU register */
AB8505_VAUX1SEL,
AB8505_VAUX2SEL,
AB8505_VRF1VAUX3SEL,
AB8505_VAUX4REQCTRL,
AB8505_VAUX4REGU,
AB8505_VAUX4SEL,
AB8505_REGUCTRLDISCH,
AB8505_REGUCTRLDISCH2,
AB8505_REGUCTRLDISCH3,
AB8505_CTRLVAUX5,
AB8505_CTRLVAUX6,
AB8505_NUM_REGULATOR_REGISTERS,
};
/* AB9540 registers */
enum ab9540_regulator_reg {
@ -139,4 +233,111 @@ enum ab9540_regulator_reg {
AB9540_NUM_REGULATOR_REGISTERS,
};
/* AB8540 registers */
enum ab8540_regulator_reg {
AB8540_REGUREQUESTCTRL1,
AB8540_REGUREQUESTCTRL2,
AB8540_REGUREQUESTCTRL3,
AB8540_REGUREQUESTCTRL4,
AB8540_REGUSYSCLKREQ1HPVALID1,
AB8540_REGUSYSCLKREQ1HPVALID2,
AB8540_REGUHWHPREQ1VALID1,
AB8540_REGUHWHPREQ1VALID2,
AB8540_REGUHWHPREQ2VALID1,
AB8540_REGUHWHPREQ2VALID2,
AB8540_REGUSWHPREQVALID1,
AB8540_REGUSWHPREQVALID2,
AB8540_REGUSYSCLKREQVALID1,
AB8540_REGUSYSCLKREQVALID2,
AB8540_REGUVAUX4REQVALID,
AB8540_REGUVAUX5REQVALID,
AB8540_REGUVAUX6REQVALID,
AB8540_REGUVCLKBREQVALID,
AB8540_REGUVRF1REQVALID,
AB8540_REGUMISC1,
AB8540_VAUDIOSUPPLY,
AB8540_REGUCTRL1VAMIC,
AB8540_VHSIC,
AB8540_VSDIO,
AB8540_VSMPS1REGU,
AB8540_VSMPS2REGU,
AB8540_VSMPS3REGU,
AB8540_VPLLVANAREGU,
AB8540_EXTSUPPLYREGU,
AB8540_VAUX12REGU,
AB8540_VRF1VAUX3REGU,
AB8540_VSMPS1SEL1,
AB8540_VSMPS1SEL2,
AB8540_VSMPS1SEL3,
AB8540_VSMPS2SEL1,
AB8540_VSMPS2SEL2,
AB8540_VSMPS2SEL3,
AB8540_VSMPS3SEL1,
AB8540_VSMPS3SEL2,
AB8540_VAUX1SEL,
AB8540_VAUX2SEL,
AB8540_VRF1VAUX3SEL,
AB8540_REGUCTRL2SPARE,
AB8540_VAUX4REQCTRL,
AB8540_VAUX4REGU,
AB8540_VAUX4SEL,
AB8540_VAUX5REQCTRL,
AB8540_VAUX5REGU,
AB8540_VAUX5SEL,
AB8540_VAUX6REQCTRL,
AB8540_VAUX6REGU,
AB8540_VAUX6SEL,
AB8540_VCLKBREQCTRL,
AB8540_VCLKBREGU,
AB8540_VCLKBSEL,
AB8540_VRF1REQCTRL,
AB8540_REGUCTRLDISCH,
AB8540_REGUCTRLDISCH2,
AB8540_REGUCTRLDISCH3,
AB8540_REGUCTRLDISCH4,
AB8540_VSIMSYSCLKCTRL,
AB8540_VANAVPLLSEL,
AB8540_NUM_REGULATOR_REGISTERS,
};
/* AB8500 external regulators */
struct ab8500_ext_regulator_cfg {
bool hwreq; /* requires hw mode or high power mode */
};
enum ab8500_ext_regulator_id {
AB8500_EXT_SUPPLY1,
AB8500_EXT_SUPPLY2,
AB8500_EXT_SUPPLY3,
AB8500_NUM_EXT_REGULATORS,
};
/* AB8500 regulator platform data */
struct ab8500_regulator_platform_data {
int num_reg_init;
struct ab8500_regulator_reg_init *reg_init;
int num_regulator;
struct regulator_init_data *regulator;
int num_ext_regulator;
struct regulator_init_data *ext_regulator;
};
#ifdef CONFIG_REGULATOR_AB8500_DEBUG
int ab8500_regulator_debug_init(struct platform_device *pdev);
int ab8500_regulator_debug_exit(struct platform_device *pdev);
#else
static inline int ab8500_regulator_debug_init(struct platform_device *pdev)
{
return 0;
}
static inline int ab8500_regulator_debug_exit(struct platform_device *pdev)
{
return 0;
}
#endif
/* AB8500 external regulator functions. */
int ab8500_ext_regulator_init(struct platform_device *pdev);
void ab8500_ext_regulator_exit(struct platform_device *pdev);
#endif