mirror of
https://github.com/Fishwaldo/Star64_linux.git
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driver: regulator: Add axp15060 pmic regulator driver
Add support for the axp15060 pmic. Signed-off-by: Kevin.xie <kevin.xie@starfivetech.com>
This commit is contained in:
Kevin.xie
mason.huo
parent
793c09b390
commit
796ac7edea
5 changed files with 438 additions and 0 deletions
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@ -177,6 +177,7 @@ CONFIG_WATCHDOG=y
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CONFIG_WATCHDOG_SYSFS=y
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CONFIG_STARFIVE_WATCHDOG=y
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CONFIG_REGULATOR=y
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CONFIG_REGULATOR_AXP15060=y
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CONFIG_REGULATOR_STARFIVE_JH7110=y
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# CONFIG_MEDIA_CEC_SUPPORT is not set
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CONFIG_MEDIA_SUPPORT=y
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@ -178,6 +178,14 @@ config REGULATOR_ATC260X
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ATC260x PMICs. This will enable support for all the software
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controllable DCDC/LDO regulators.
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config REGULATOR_AXP15060
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tristate "X-POWERS AXP15060 PMIC Regulators"
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depends on I2C
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select REGMAP_I2C
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help
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This driver provides support for the voltage regulators on the
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AXP15060 PMIC.
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config REGULATOR_AXP20X
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tristate "X-POWERS AXP20X PMIC Regulators"
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depends on MFD_AXP20X
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@ -27,6 +27,7 @@ obj-$(CONFIG_REGULATOR_ARM_SCMI) += scmi-regulator.o
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obj-$(CONFIG_REGULATOR_AS3711) += as3711-regulator.o
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obj-$(CONFIG_REGULATOR_AS3722) += as3722-regulator.o
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obj-$(CONFIG_REGULATOR_ATC260X) += atc260x-regulator.o
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obj-$(CONFIG_REGULATOR_AXP15060) += axp15060-regulator.o
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obj-$(CONFIG_REGULATOR_AXP20X) += axp20x-regulator.o
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obj-$(CONFIG_REGULATOR_BCM590XX) += bcm590xx-regulator.o
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obj-$(CONFIG_REGULATOR_BD71815) += bd71815-regulator.o
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381
drivers/regulator/axp15060-regulator.c
Normal file
381
drivers/regulator/axp15060-regulator.c
Normal file
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@ -0,0 +1,381 @@
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2022 Starfive Technology Co., Ltd.
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* Author: Kevin Xie <kevin.xie@starfivetech.com>
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*/
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#include <linux/bitops.h>
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#include <linux/err.h>
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#include <linux/gpio.h>
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#include <linux/i2c.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/module.h>
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#include <linux/regmap.h>
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#include <linux/regulator/driver.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/of_regulator.h>
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#include <linux/regulator/axp15060.h>
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#include <linux/slab.h>
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#include <linux/regulator/consumer.h>
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#define AXP15060_ON_OFF_CTRL_1 0x10
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#define AXP15060_ON_OFF_CTRL_2 0x11
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#define AXP15060_ON_OFF_CTRL_3 0x12
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#define AXP15060_VOL_CTRL_DCDC_1 0x13
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#define AXP15060_VOL_CTRL_DCDC_2 0x14
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#define AXP15060_VOL_CTRL_DCDC_3 0x15
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#define AXP15060_VOL_CTRL_DCDC_4 0x16
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#define AXP15060_VOL_CTRL_DCDC_5 0x17
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#define AXP15060_VOL_CTRL_DCDC_6 0x18
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#define AXP15060_VOL_CTRL_ALDO_1 0x19
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#define AXP15060_DCDC_MODE_CTRL_1 0x1A
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#define AXP15060_DCDC_MODE_CTRL_2 0x1B
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#define AXP15060_OUTPUT_MONITOR_OFF_DISCHARGE 0x1E
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#define AXP15060_IRQ_PWROK_VOFF_SETTING 0x1F
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#define AXP15060_VOL_CTRL_ALDO_2 0x20
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#define AXP15060_VOL_CTRL_ALDO_3 0x21
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#define AXP15060_VOL_CTRL_ALDO_4 0x22
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#define AXP15060_VOL_CTRL_ALDO_5 0x23
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#define AXP15060_VOL_CTRL_BLDO_1 0x24
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#define AXP15060_VOL_CTRL_BLDO_2 0x25
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#define AXP15060_VOL_CTRL_BLDO_3 0x26
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#define AXP15060_VOL_CTRL_BLDO_4 0x27
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#define AXP15060_VOL_CTRL_BLDO_5 0x28
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#define AXP15060_VOL_CTRL_CLDO_1 0x29
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#define AXP15060_VOL_CTRL_CLDO_2 0x2A
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/* CLDO3 voltage ctrl and CLDO3/GPIO1/Wakeup ctrl */
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#define AXP15060_VOL_CTRL_CLDO_3 0x2B
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#define AXP15060_CLDO_4_GPIO_2_CTRL 0x2C
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#define AXP15060_VOL_CTRL_CLDO_4 0x2D
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#define AXP15060_VOL_CTRL_CPUSLDO 0x2E
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#define AXP15060_PWR_WAKEUP_CTRL 0x31
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/* Power disable and power down sequence */
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#define AXP15060_PWR_DISABLE 0x32
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#define AXP15060_POK_SETTING 0x36
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#define AXP15060_INTERFACE_MODE_SEL 0x3E
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#define AXP15060_IRQ_ENABLE_1 0x40
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#define AXP15060_IRQ_ENABLE_2 0x41
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#define AXP15060_IRQ_STATUS_1 0x48
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#define AXP15060_IRQ_STATUS_2 0x49
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/* AXP15060_ON_OFF_CTRL_1 */
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#define AXP15060_PWR_OUT_DCDC1_MASK BIT(0)
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#define AXP15060_PWR_OUT_DCDC2_MASK BIT(1)
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#define AXP15060_PWR_OUT_DCDC3_MASK BIT(2)
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#define AXP15060_PWR_OUT_DCDC4_MASK BIT(3)
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#define AXP15060_PWR_OUT_DCDC5_MASK BIT(4)
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#define AXP15060_PWR_OUT_DCDC6_MASK BIT(5)
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/* AXP15060_ON_OFF_CTRL_2 */
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#define AXP15060_PWR_OUT_ALDO1_MASK BIT(0)
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#define AXP15060_PWR_OUT_ALDO2_MASK BIT(1)
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#define AXP15060_PWR_OUT_ALDO3_MASK BIT(2)
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#define AXP15060_PWR_OUT_ALDO4_MASK BIT(3)
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#define AXP15060_PWR_OUT_ALDO5_MASK BIT(4)
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#define AXP15060_PWR_OUT_BLDO1_MASK BIT(5)
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#define AXP15060_PWR_OUT_BLDO2_MASK BIT(6)
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#define AXP15060_PWR_OUT_BLDO3_MASK BIT(7)
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/* AXP15060_ON_OFF_CTRL_3 */
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#define AXP15060_PWR_OUT_BLDO4_MASK BIT(0)
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#define AXP15060_PWR_OUT_BLDO5_MASK BIT(1)
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#define AXP15060_PWR_OUT_CLDO1_MASK BIT(2)
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#define AXP15060_PWR_OUT_CLDO2_MASK BIT(3)
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#define AXP15060_PWR_OUT_CLDO3_MASK BIT(4)
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#define AXP15060_PWR_OUT_CLDO4_MASK BIT(5)
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#define AXP15060_PWR_OUT_CPULDO_MASK BIT(6)
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#define AXP15060_PWR_OUT_SWITCH_MASK BIT(7)
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#define AXP15060_ALDO1_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_ALDO2_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_ALDO3_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_ALDO4_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_ALDO5_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_BLDO1_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_BLDO2_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_BLDO3_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_BLDO4_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_BLDO5_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_CLDO1_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_CLDO2_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_CLDO3_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_CLDO4_V_OUT_MASK GENMASK(5, 0)
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#define AXP15060_CPUSLDO_V_OUT_MASK GENMASK(3, 0)
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#define AXP15060_DCDC1_V_OUT_MASK GENMASK(4, 0)
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/* DCDC2 bit7 is set by fw, which is different from datasheet desc. */
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#define AXP15060_DCDC2_V_OUT_MASK GENMASK(7, 0)
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#define AXP15060_DCDC3_V_OUT_MASK GENMASK(6, 0)
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#define AXP15060_DCDC4_V_OUT_MASK GENMASK(6, 0)
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#define AXP15060_DCDC5_V_OUT_MASK GENMASK(6, 0)
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#define AXP15060_DCDC6_V_OUT_MASK GENMASK(4, 0)
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#define AXP15060_DCDC2_V_OUT_RANGE1_7bit_500mV_START 0x00
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#define AXP15060_DCDC2_V_OUT_RANGE1_7bit_1200mV_END 0x46
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#define AXP15060_DCDC2_V_OUT_RANGE2_7bit_1220mV_START 0x47
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#define AXP15060_DCDC2_V_OUT_RANGE2_7bit_1540mV_END 0x57
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#define AXP15060_DCDC2_V_OUT_RANGE1_500mV_START 0x80
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#define AXP15060_DCDC2_V_OUT_RANGE1_1200mV_END 0xC6
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#define AXP15060_DCDC2_V_OUT_RANGE2_1220mV_START 0xC7
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#define AXP15060_DCDC2_V_OUT_RANGE2_1540mV_END 0xD7
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#define AXP15060_DCDC2_NUM_VOLTAGES \
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(AXP15060_DCDC2_V_OUT_RANGE2_1540mV_END + 1)
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static const struct linear_range axp15060_dcdc2_ranges[] = {
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REGULATOR_LINEAR_RANGE(500000,
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AXP15060_DCDC2_V_OUT_RANGE1_7bit_500mV_START,
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AXP15060_DCDC2_V_OUT_RANGE1_7bit_1200mV_END,
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10000),
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REGULATOR_LINEAR_RANGE(1220000,
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AXP15060_DCDC2_V_OUT_RANGE2_7bit_1220mV_START,
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AXP15060_DCDC2_V_OUT_RANGE2_7bit_1540mV_END,
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20000),
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REGULATOR_LINEAR_RANGE(500000,
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AXP15060_DCDC2_V_OUT_RANGE1_500mV_START,
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AXP15060_DCDC2_V_OUT_RANGE1_1200mV_END,
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10000),
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REGULATOR_LINEAR_RANGE(1220000,
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AXP15060_DCDC2_V_OUT_RANGE2_1220mV_START,
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AXP15060_DCDC2_V_OUT_RANGE2_1540mV_END,
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20000),
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};
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static const struct regmap_range axp15060_writeable_ranges[] = {
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regmap_reg_range(AXP15060_ON_OFF_CTRL_1, AXP15060_DCDC_MODE_CTRL_2),
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regmap_reg_range(AXP15060_OUTPUT_MONITOR_OFF_DISCHARGE,
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AXP15060_VOL_CTRL_CPUSLDO),
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regmap_reg_range(AXP15060_PWR_WAKEUP_CTRL, AXP15060_PWR_DISABLE),
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regmap_reg_range(AXP15060_POK_SETTING, AXP15060_POK_SETTING),
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regmap_reg_range(AXP15060_INTERFACE_MODE_SEL, AXP15060_INTERFACE_MODE_SEL),
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regmap_reg_range(AXP15060_IRQ_ENABLE_1, AXP15060_IRQ_ENABLE_2),
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regmap_reg_range(AXP15060_IRQ_STATUS_1, AXP15060_IRQ_STATUS_2),
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};
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static const struct regmap_access_table axp15060_writeable_table = {
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.yes_ranges = axp15060_writeable_ranges,
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.n_yes_ranges = ARRAY_SIZE(axp15060_writeable_ranges),
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};
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static const struct regmap_config axp15060_regmap_config = {
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.reg_bits = 8,
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.val_bits = 8,
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.wr_table = &axp15060_writeable_table,
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.max_register = AXP15060_IRQ_STATUS_2,
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.cache_type = REGCACHE_NONE,
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};
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static const struct regulator_ops axp15060_fixed_ops = {
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.list_voltage = regulator_list_voltage_linear,
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};
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static const struct regulator_ops axp15060_sw_ops = {
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.enable = regulator_enable_regmap,
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.disable = regulator_disable_regmap,
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.is_enabled = regulator_is_enabled_regmap,
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};
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static const struct regulator_ops axp15060_ops = {
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.set_voltage_sel = regulator_set_voltage_sel_regmap,
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.get_voltage_sel = regulator_get_voltage_sel_regmap,
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.list_voltage = regulator_list_voltage_linear,
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.enable = regulator_enable_regmap,
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.disable = regulator_disable_regmap,
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.is_enabled = regulator_is_enabled_regmap,
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};
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static const struct regulator_ops axp15060_range_ops = {
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.set_voltage_sel = regulator_set_voltage_sel_regmap,
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.get_voltage_sel = regulator_get_voltage_sel_regmap,
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.set_voltage_time_sel = regulator_set_voltage_time_sel,
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.list_voltage = regulator_list_voltage_linear_range,
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.enable = regulator_enable_regmap,
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.disable = regulator_disable_regmap,
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.is_enabled = regulator_is_enabled_regmap,
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};
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#define AXP15060_DESC_FIXED(_id, _match, _volt) \
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{ \
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.name = (_match), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = AXP15060_ID_##_id, \
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.n_voltages = 1, \
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.owner = THIS_MODULE, \
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.min_uV = (_volt) * 1000, \
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.ops = &axp15060_fixed_ops, \
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}
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#define AXP_DESC_SW(_id, _match, _ereg, _emask) \
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{ \
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.name = (_match), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = AXP15060_ID_##_id, \
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.owner = THIS_MODULE, \
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.enable_reg = (_ereg), \
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.enable_mask = (_emask), \
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.ops = &axp15060_sw_ops, \
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}
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#define AXP15060_DESC(_id, _match, _min, _max, _step, _vreg, \
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_vmask, _ereg, _emask) \
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{ \
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.name = (_match), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = AXP15060_ID_##_id, \
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.n_voltages = (((_max) - (_min)) / (_step) + 1), \
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.owner = THIS_MODULE, \
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.min_uV = (_min) * 1000, \
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.uV_step = (_step) * 1000, \
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.vsel_reg = (_vreg), \
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.vsel_mask = (_vmask), \
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.enable_reg = (_ereg), \
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.enable_mask = (_emask), \
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.ops = &axp15060_ops, \
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}
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#define AXP15060_DESC_RANGES(_id, _match, _ranges, _n_voltages,\
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_vreg, _vmask, _ereg, _emask) \
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{ \
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.name = (_match), \
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.of_match = of_match_ptr(_match), \
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.regulators_node = of_match_ptr("regulators"), \
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.type = REGULATOR_VOLTAGE, \
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.id = AXP15060_ID_##_id, \
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.n_voltages = (_n_voltages), \
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.owner = THIS_MODULE, \
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.vsel_reg = (_vreg), \
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.vsel_mask = (_vmask), \
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.enable_reg = (_ereg), \
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.enable_mask = (_emask), \
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.linear_ranges = (_ranges), \
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.n_linear_ranges = ARRAY_SIZE(_ranges), \
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.ops = &axp15060_range_ops, \
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}
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/* Only register the regulators that needed to be controlled(onoff/vol) */
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static const struct regulator_desc axp15060_regulators[] = {
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AXP15060_DESC(ALDO1, "mipi_0p9", 700, 3300, 100,
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AXP15060_VOL_CTRL_ALDO_1, AXP15060_ALDO1_V_OUT_MASK,
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AXP15060_ON_OFF_CTRL_2, AXP15060_PWR_OUT_ALDO1_MASK),
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AXP15060_DESC(ALDO3, "hdmi_1p8", 700, 3300, 100,
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AXP15060_VOL_CTRL_ALDO_3, AXP15060_ALDO3_V_OUT_MASK,
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AXP15060_ON_OFF_CTRL_2, AXP15060_PWR_OUT_ALDO3_MASK),
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AXP15060_DESC(ALDO4, "sdio_vdd", 700, 3300, 100,
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AXP15060_VOL_CTRL_ALDO_4, AXP15060_ALDO4_V_OUT_MASK,
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AXP15060_ON_OFF_CTRL_2, AXP15060_PWR_OUT_ALDO4_MASK),
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AXP15060_DESC(ALDO5, "hdmi_0p9", 700, 3300, 100,
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AXP15060_VOL_CTRL_ALDO_5, AXP15060_ALDO5_V_OUT_MASK,
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AXP15060_ON_OFF_CTRL_2, AXP15060_PWR_OUT_ALDO5_MASK),
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AXP15060_DESC_RANGES(DCDC2, "cpu_vdd_0p9",
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axp15060_dcdc2_ranges, AXP15060_DCDC2_NUM_VOLTAGES,
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AXP15060_VOL_CTRL_DCDC_2, AXP15060_DCDC2_V_OUT_MASK,
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AXP15060_ON_OFF_CTRL_1, AXP15060_PWR_OUT_DCDC2_MASK),
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};
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static struct of_regulator_match axp15060_matches[] = {
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{ .name = "mipi_0p9", },
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{ .name = "hdmi_1p8", },
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{ .name = "sdio_vdd", },
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{ .name = "hdmi_0p9", },
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{ .name = "cpu_vdd_0p9", },
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};
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static int axp15060_i2c_probe(struct i2c_client *i2c)
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{
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struct regulator_config config = { };
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struct regulator_dev *rdev;
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struct device_node *np, *regulators;
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struct regmap *regmap;
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int i, ret;
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np = of_node_get(i2c->dev.of_node);
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if (!np)
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return -EINVAL;
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|
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regulators = of_get_child_by_name(np, "regulators");
|
||||
if (!regulators) {
|
||||
dev_err(&i2c->dev, "Regulators node not found\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
i = of_regulator_match(&i2c->dev, regulators, axp15060_matches,
|
||||
ARRAY_SIZE(axp15060_matches));
|
||||
of_node_put(i2c->dev.of_node);
|
||||
if (i < 0) {
|
||||
dev_err(&i2c->dev, "Failed to match regulators\n");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
regmap = devm_regmap_init_i2c(i2c, &axp15060_regmap_config);
|
||||
if (IS_ERR(regmap)) {
|
||||
ret = PTR_ERR(regmap);
|
||||
dev_err(&i2c->dev, "Failed to allocate register map: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
for (i = 0; i < AXP15060_MAX_REGULATORS; i++) {
|
||||
config.dev = &i2c->dev;
|
||||
config.regmap = regmap;
|
||||
config.init_data = axp15060_matches[i].init_data;
|
||||
|
||||
rdev = devm_regulator_register(&i2c->dev,
|
||||
&axp15060_regulators[i], &config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(&i2c->dev,
|
||||
"Failed to register AXP15060 regulator\n");
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
dev_info(&i2c->dev, "Register %s done! vol range:%d ~ %d mV\n",
|
||||
rdev->desc->name,
|
||||
(rdev->constraints->min_uV) / 1000,
|
||||
(rdev->constraints->max_uV) / 1000);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct i2c_device_id axp15060_i2c_id[] = {
|
||||
{"axp15060_reg", 0},
|
||||
{},
|
||||
};
|
||||
MODULE_DEVICE_TABLE(i2c, axp15060_i2c_id);
|
||||
|
||||
#ifdef CONFIG_OF
|
||||
static const struct of_device_id axp15060_dt_ids[] = {
|
||||
{ .compatible = "stf,axp15060-regulator",
|
||||
.data = &axp15060_i2c_id[0] },
|
||||
{},
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, axp15060_dt_ids);
|
||||
#endif
|
||||
|
||||
static struct i2c_driver axp15060_regulator_driver = {
|
||||
.driver = {
|
||||
.name = "axp15060-regulator",
|
||||
.of_match_table = of_match_ptr(axp15060_dt_ids),
|
||||
},
|
||||
.probe_new = axp15060_i2c_probe,
|
||||
.id_table = axp15060_i2c_id,
|
||||
};
|
||||
|
||||
module_i2c_driver(axp15060_regulator_driver);
|
||||
|
||||
MODULE_AUTHOR("Kevin Xie <kevin.xie@starfivetech.com>");
|
||||
MODULE_DESCRIPTION("Regulator device driver for X-Powers AXP15060");
|
||||
MODULE_LICENSE("GPL v2");
|
||||
47
include/linux/regulator/axp15060.h
Normal file
47
include/linux/regulator/axp15060.h
Normal file
|
|
@ -0,0 +1,47 @@
|
|||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
/*
|
||||
* Copyright (c) 2022 Starfive Technology Co., Ltd.
|
||||
* Author: Mason Huo <mason.huo@starfivetech.com>
|
||||
*/
|
||||
|
||||
#ifndef __LINUX_REGULATOR_AXP15060_H
|
||||
#define __LINUX_REGULATOR_AXP15060_H
|
||||
|
||||
/* Hide useless or always-on regulators */
|
||||
/*
|
||||
enum axp15060_reg_id {
|
||||
AXP15060_ID_ALDO1 = 0,
|
||||
AXP15060_ID_ALDO2,
|
||||
AXP15060_ID_ALDO3,
|
||||
AXP15060_ID_ALDO4,
|
||||
AXP15060_ID_ALDO5,
|
||||
AXP15060_ID_BLDO1,
|
||||
AXP15060_ID_BLDO2,
|
||||
AXP15060_ID_BLDO3,
|
||||
AXP15060_ID_BLDO4,
|
||||
AXP15060_ID_BLDO5,
|
||||
AXP15060_ID_CLDO1,
|
||||
AXP15060_ID_CLDO2,
|
||||
AXP15060_ID_CLDO3,
|
||||
AXP15060_ID_CLDO4,
|
||||
AXP15060_ID_CPUSLDO,
|
||||
AXP15060_ID_DCDC1,
|
||||
AXP15060_ID_DCDC2,
|
||||
AXP15060_ID_DCDC3,
|
||||
AXP15060_ID_DCDC4,
|
||||
AXP15060_ID_DCDC5,
|
||||
AXP15060_ID_DCDC6,
|
||||
AXP15060_MAX_REGULATORS,
|
||||
};
|
||||
*/
|
||||
|
||||
enum axp15060_reg_id {
|
||||
AXP15060_ID_ALDO1 = 0,
|
||||
AXP15060_ID_ALDO3,
|
||||
AXP15060_ID_ALDO4,
|
||||
AXP15060_ID_ALDO5,
|
||||
AXP15060_ID_DCDC2,
|
||||
AXP15060_MAX_REGULATORS,
|
||||
};
|
||||
|
||||
#endif /* __LINUX_REGULATOR_AXP15060_H */
|
||||
Loading…
Add table
Reference in a new issue