4394ad1227
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com> Reviewed-by: York Sun <york.sun@nxp.com>
176 lines
3.4 KiB
C
176 lines
3.4 KiB
C
/*
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* Copyright 2016 Freescale Semiconductor, Inc.
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* Hou Zhiqiang <Zhiqiang.Hou@freescale.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __MC34VR500_H_
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#define __MC34VR500_H_
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#include <power/pmic.h>
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#define MC34VR500_I2C_ADDR 0x08
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/* Drivers name */
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#define MC34VR500_REGULATOR_DRIVER "mc34vr500_regulator"
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/* Register map */
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enum {
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MC34VR500_DEVICEID = 0x00,
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MC34VR500_SILICONREVID = 0x03,
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MC34VR500_FABID,
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MC34VR500_INTSTAT0,
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MC34VR500_INTMASK0,
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MC34VR500_INTSENSE0,
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MC34VR500_INTSTAT1,
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MC34VR500_INTMASK1,
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MC34VR500_INTSENSE1,
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MC34VR500_INTSTAT4 = 0x11,
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MC34VR500_INTMASK4,
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MC34VR500_INTSENSE4,
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MC34VR500_PWRCTL = 0x1B,
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MC34VR500_SW1VOLT = 0x2E,
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MC34VR500_SW1STBY,
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MC34VR500_SW1OFF,
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MC34VR500_SW1MODE,
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MC34VR500_SW1CONF,
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MC34VR500_SW2VOLT,
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MC34VR500_SW2STBY,
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MC34VR500_SW2OFF,
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MC34VR500_SW2MODE,
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MC34VR500_SW2CONF,
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MC34VR500_SW3VOLT = 0x3C,
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MC34VR500_SW3STBY,
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MC34VR500_SW3OFF,
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MC34VR500_SW3MODE,
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MC34VR500_SW3CONF,
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MC34VR500_SW4VOLT = 0x4A,
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MC34VR500_SW4STBY,
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MC34VR500_SW4OFF,
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MC34VR500_SW4MODE,
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MC34VR500_SW4CONF,
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MC34VR500_REFOUTCRTRL = 0x6A,
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MC34VR500_LDO1CTL = 0x6D,
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MC34VR500_LDO2CTL,
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MC34VR500_LDO3CTL,
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MC34VR500_LDO4CTL,
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MC34VR500_LDO5CTL,
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MC34VR500_PAGE_REGISTER = 0x7F,
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/* Internal RAM */
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MC34VR500_SW1_VOLT = 0xA8,
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MC34VR500_SW1_SEQ,
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MC34VR500_SW1_CONFIG,
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MC34VR500_SW2_VOLT = 0xAC,
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MC34VR500_SW2_SEQ,
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MC34VR500_SW2_CONFIG,
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MC34VR500_SW3_VOLT = 0xB0,
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MC34VR500_SW3_SEQ,
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MC34VR500_SW3_CONFIG,
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MC34VR500_SW4_VOLT = 0xB8,
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MC34VR500_SW4_SEQ,
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MC34VR500_SW4_CONFIG,
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MC34VR500_REFOUT_SEQ = 0xC4,
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MC34VR500_LDO1_VOLT = 0xCC,
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MC34VR500_LDO1_SEQ,
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MC34VR500_LDO2_VOLT = 0xD0,
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MC34VR500_LDO2_SEQ,
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MC34VR500_LDO3_VOLT = 0xD4,
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MC34VR500_LDO3_SEQ,
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MC34VR500_LDO4_VOLT = 0xD8,
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MC34VR500_LDO4_SEQ,
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MC34VR500_LDO5_VOLT = 0xDC,
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MC34VR500_LDO5_SEQ,
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MC34VR500_PU_CONFIG1 = 0xE0,
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MC34VR500_TBB_POR = 0xE4,
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MC34VR500_PWRGD_EN = 0xE8,
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MC34VR500_NUM_OF_REGS,
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};
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/* Registor offset based on SWxVOLT register */
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#define MC34VR500_VOLT_OFFSET 0
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#define MC34VR500_STBY_OFFSET 1
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#define MC34VR500_OFF_OFFSET 2
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#define MC34VR500_MODE_OFFSET 3
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#define MC34VR500_CONF_OFFSET 4
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#define SW_MODE_MASK 0xf
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#define SW_MODE_SHIFT 0
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#define LDO_VOL_MASK 0xf
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#define LDO_EN (1 << 4)
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#define LDO_MODE_SHIFT 4
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#define LDO_MODE_MASK (1 << 4)
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#define LDO_MODE_OFF 0
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#define LDO_MODE_ON 1
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#define REFOUTEN (1 << 4)
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/*
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* Regulator Mode Control
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*
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* OFF: The regulator is switched off and the output voltage is discharged.
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* PFM: In this mode, the regulator is always in PFM mode, which is useful
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* at light loads for optimized efficiency.
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* PWM: In this mode, the regulator is always in PWM mode operation
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* regardless of load conditions.
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* APS: In this mode, the regulator moves automatically between pulse
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* skipping mode and PWM mode depending on load conditions.
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*
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* SWxMODE[3:0]
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* Normal Mode | Standby Mode | value
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* OFF OFF 0x0
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* PWM OFF 0x1
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* PFM OFF 0x3
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* APS OFF 0x4
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* PWM PWM 0x5
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* PWM APS 0x6
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* APS APS 0x8
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* APS PFM 0xc
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* PWM PFM 0xd
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*/
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#define OFF_OFF 0x0
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#define PWM_OFF 0x1
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#define PFM_OFF 0x3
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#define APS_OFF 0x4
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#define PWM_PWM 0x5
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#define PWM_APS 0x6
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#define APS_APS 0x8
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#define APS_PFM 0xc
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#define PWM_PFM 0xd
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enum swx {
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SW1 = 0,
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SW2,
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SW3,
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SW4,
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};
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int mc34vr500_get_sw_volt(uint8_t sw);
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int mc34vr500_set_sw_volt(uint8_t sw, int sw_volt);
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int power_mc34vr500_init(unsigned char bus);
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#endif /* __MC34VR500_PMIC_H_ */
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