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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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443c6ae253
This patch adds irq domain support for max8998 interrupts. To keep both non-DT and DT worlds happy, simple domain is used, which is linear when no explicit IRQ base is specified and legacy, with static mapping, otherwise. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
125 lines
3.8 KiB
C
125 lines
3.8 KiB
C
/*
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* max8998.h - Voltage regulator driver for the Maxim 8998
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*
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* Copyright (C) 2009-2010 Samsung Electrnoics
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* Kyungmin Park <kyungmin.park@samsung.com>
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* Marek Szyprowski <m.szyprowski@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __LINUX_MFD_MAX8998_H
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#define __LINUX_MFD_MAX8998_H
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#include <linux/regulator/machine.h>
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/* MAX 8998 regulator ids */
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enum {
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MAX8998_LDO2 = 2,
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MAX8998_LDO3,
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MAX8998_LDO4,
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MAX8998_LDO5,
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MAX8998_LDO6,
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MAX8998_LDO7,
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MAX8998_LDO8,
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MAX8998_LDO9,
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MAX8998_LDO10,
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MAX8998_LDO11,
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MAX8998_LDO12,
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MAX8998_LDO13,
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MAX8998_LDO14,
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MAX8998_LDO15,
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MAX8998_LDO16,
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MAX8998_LDO17,
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MAX8998_BUCK1,
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MAX8998_BUCK2,
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MAX8998_BUCK3,
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MAX8998_BUCK4,
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MAX8998_EN32KHZ_AP,
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MAX8998_EN32KHZ_CP,
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MAX8998_ENVICHG,
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MAX8998_ESAFEOUT1,
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MAX8998_ESAFEOUT2,
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};
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/**
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* max8998_regulator_data - regulator data
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* @id: regulator id
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* @initdata: regulator init data (contraints, supplies, ...)
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*/
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struct max8998_regulator_data {
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int id;
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struct regulator_init_data *initdata;
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};
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/**
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* struct max8998_board - packages regulator init data
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* @regulators: array of defined regulators
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* @num_regulators: number of regulators used
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* @irq_base: base IRQ number for max8998, required for IRQs
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* @ono: power onoff IRQ number for max8998
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* @buck_voltage_lock: Do NOT change the values of the following six
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* registers set by buck?_voltage?. The voltage of BUCK1/2 cannot
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* be other than the preset values.
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* @buck1_voltage1: BUCK1 DVS mode 1 voltage register
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* @buck1_voltage2: BUCK1 DVS mode 2 voltage register
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* @buck1_voltage3: BUCK1 DVS mode 3 voltage register
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* @buck1_voltage4: BUCK1 DVS mode 4 voltage register
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* @buck2_voltage1: BUCK2 DVS mode 1 voltage register
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* @buck2_voltage2: BUCK2 DVS mode 2 voltage register
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* @buck1_set1: BUCK1 gpio pin 1 to set output voltage
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* @buck1_set2: BUCK1 gpio pin 2 to set output voltage
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* @buck1_default_idx: Default for BUCK1 gpio pin 1, 2
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* @buck2_set3: BUCK2 gpio pin to set output voltage
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* @buck2_default_idx: Default for BUCK2 gpio pin.
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* @wakeup: Allow to wake up from suspend
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* @rtc_delay: LP3974 RTC chip bug that requires delay after a register
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* write before reading it.
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* @eoc: End of Charge Level in percent: 10% ~ 45% by 5% step
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* If it equals 0, leave it unchanged.
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* Otherwise, it is a invalid value.
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* @restart: Restart Level in mV: 100, 150, 200, and -1 for disable.
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* If it equals 0, leave it unchanged.
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* Otherwise, it is a invalid value.
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* @timeout: Full Timeout in hours: 5, 6, 7, and -1 for disable.
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* If it equals 0, leave it unchanged.
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* Otherwise, leave it unchanged.
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*/
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struct max8998_platform_data {
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struct max8998_regulator_data *regulators;
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int num_regulators;
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unsigned int irq_base;
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int ono;
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bool buck_voltage_lock;
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int buck1_voltage1;
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int buck1_voltage2;
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int buck1_voltage3;
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int buck1_voltage4;
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int buck2_voltage1;
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int buck2_voltage2;
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int buck1_set1;
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int buck1_set2;
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int buck1_default_idx;
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int buck2_set3;
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int buck2_default_idx;
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bool wakeup;
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bool rtc_delay;
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int eoc;
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int restart;
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int timeout;
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};
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#endif /* __LINUX_MFD_MAX8998_H */
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