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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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796f5692da
This patch adds support for TPS65912 PMIC MFD core. It provides communication through the I2C and SPI interfaces. It contains the following components: - Regulators - GPIO controller Signed-off-by: Andrew F. Davis <afd@ti.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
342 lines
10 KiB
C
342 lines
10 KiB
C
/*
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* Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com/
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* Andrew F. Davis <afd@ti.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether expressed or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License version 2 for more details.
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*
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* Based on the TPS65218 driver and the previous TPS65912 driver by
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* Margarita Olaya Cabrera <magi@slimlogic.co.uk>
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*/
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#ifndef __LINUX_MFD_TPS65912_H
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#define __LINUX_MFD_TPS65912_H
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#include <linux/device.h>
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#include <linux/regmap.h>
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/* List of registers for TPS65912 */
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#define TPS65912_DCDC1_CTRL 0x00
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#define TPS65912_DCDC2_CTRL 0x01
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#define TPS65912_DCDC3_CTRL 0x02
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#define TPS65912_DCDC4_CTRL 0x03
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#define TPS65912_DCDC1_OP 0x04
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#define TPS65912_DCDC1_AVS 0x05
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#define TPS65912_DCDC1_LIMIT 0x06
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#define TPS65912_DCDC2_OP 0x07
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#define TPS65912_DCDC2_AVS 0x08
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#define TPS65912_DCDC2_LIMIT 0x09
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#define TPS65912_DCDC3_OP 0x0A
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#define TPS65912_DCDC3_AVS 0x0B
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#define TPS65912_DCDC3_LIMIT 0x0C
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#define TPS65912_DCDC4_OP 0x0D
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#define TPS65912_DCDC4_AVS 0x0E
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#define TPS65912_DCDC4_LIMIT 0x0F
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#define TPS65912_LDO1_OP 0x10
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#define TPS65912_LDO1_AVS 0x11
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#define TPS65912_LDO1_LIMIT 0x12
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#define TPS65912_LDO2_OP 0x13
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#define TPS65912_LDO2_AVS 0x14
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#define TPS65912_LDO2_LIMIT 0x15
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#define TPS65912_LDO3_OP 0x16
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#define TPS65912_LDO3_AVS 0x17
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#define TPS65912_LDO3_LIMIT 0x18
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#define TPS65912_LDO4_OP 0x19
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#define TPS65912_LDO4_AVS 0x1A
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#define TPS65912_LDO4_LIMIT 0x1B
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#define TPS65912_LDO5 0x1C
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#define TPS65912_LDO6 0x1D
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#define TPS65912_LDO7 0x1E
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#define TPS65912_LDO8 0x1F
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#define TPS65912_LDO9 0x20
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#define TPS65912_LDO10 0x21
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#define TPS65912_THRM 0x22
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#define TPS65912_CLK32OUT 0x23
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#define TPS65912_DEVCTRL 0x24
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#define TPS65912_DEVCTRL2 0x25
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#define TPS65912_I2C_SPI_CFG 0x26
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#define TPS65912_KEEP_ON 0x27
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#define TPS65912_KEEP_ON2 0x28
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#define TPS65912_SET_OFF1 0x29
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#define TPS65912_SET_OFF2 0x2A
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#define TPS65912_DEF_VOLT 0x2B
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#define TPS65912_DEF_VOLT_MAPPING 0x2C
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#define TPS65912_DISCHARGE 0x2D
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#define TPS65912_DISCHARGE2 0x2E
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#define TPS65912_EN1_SET1 0x2F
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#define TPS65912_EN1_SET2 0x30
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#define TPS65912_EN2_SET1 0x31
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#define TPS65912_EN2_SET2 0x32
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#define TPS65912_EN3_SET1 0x33
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#define TPS65912_EN3_SET2 0x34
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#define TPS65912_EN4_SET1 0x35
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#define TPS65912_EN4_SET2 0x36
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#define TPS65912_PGOOD 0x37
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#define TPS65912_PGOOD2 0x38
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#define TPS65912_INT_STS 0x39
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#define TPS65912_INT_MSK 0x3A
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#define TPS65912_INT_STS2 0x3B
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#define TPS65912_INT_MSK2 0x3C
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#define TPS65912_INT_STS3 0x3D
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#define TPS65912_INT_MSK3 0x3E
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#define TPS65912_INT_STS4 0x3F
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#define TPS65912_INT_MSK4 0x40
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#define TPS65912_GPIO1 0x41
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#define TPS65912_GPIO2 0x42
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#define TPS65912_GPIO3 0x43
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#define TPS65912_GPIO4 0x44
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#define TPS65912_GPIO5 0x45
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#define TPS65912_VMON 0x46
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#define TPS65912_LEDA_CTRL1 0x47
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#define TPS65912_LEDA_CTRL2 0x48
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#define TPS65912_LEDA_CTRL3 0x49
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#define TPS65912_LEDA_CTRL4 0x4A
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#define TPS65912_LEDA_CTRL5 0x4B
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#define TPS65912_LEDA_CTRL6 0x4C
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#define TPS65912_LEDA_CTRL7 0x4D
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#define TPS65912_LEDA_CTRL8 0x4E
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#define TPS65912_LEDB_CTRL1 0x4F
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#define TPS65912_LEDB_CTRL2 0x50
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#define TPS65912_LEDB_CTRL3 0x51
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#define TPS65912_LEDB_CTRL4 0x52
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#define TPS65912_LEDB_CTRL5 0x53
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#define TPS65912_LEDB_CTRL6 0x54
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#define TPS65912_LEDB_CTRL7 0x55
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#define TPS65912_LEDB_CTRL8 0x56
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#define TPS65912_LEDC_CTRL1 0x57
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#define TPS65912_LEDC_CTRL2 0x58
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#define TPS65912_LEDC_CTRL3 0x59
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#define TPS65912_LEDC_CTRL4 0x5A
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#define TPS65912_LEDC_CTRL5 0x5B
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#define TPS65912_LEDC_CTRL6 0x5C
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#define TPS65912_LEDC_CTRL7 0x5D
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#define TPS65912_LEDC_CTRL8 0x5E
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#define TPS65912_LED_RAMP_UP_TIME 0x5F
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#define TPS65912_LED_RAMP_DOWN_TIME 0x60
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#define TPS65912_LED_SEQ_EN 0x61
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#define TPS65912_LOADSWITCH 0x62
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#define TPS65912_SPARE 0x63
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#define TPS65912_VERNUM 0x64
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#define TPS6591X_MAX_REGISTER 0x64
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/* INT_STS Register field definitions */
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#define TPS65912_INT_STS_PWRHOLD_F BIT(0)
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#define TPS65912_INT_STS_VMON BIT(1)
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#define TPS65912_INT_STS_PWRON BIT(2)
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#define TPS65912_INT_STS_PWRON_LP BIT(3)
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#define TPS65912_INT_STS_PWRHOLD_R BIT(4)
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#define TPS65912_INT_STS_HOTDIE BIT(5)
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#define TPS65912_INT_STS_GPIO1_R BIT(6)
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#define TPS65912_INT_STS_GPIO1_F BIT(7)
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/* INT_STS Register field definitions */
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#define TPS65912_INT_STS2_GPIO2_R BIT(0)
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#define TPS65912_INT_STS2_GPIO2_F BIT(1)
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#define TPS65912_INT_STS2_GPIO3_R BIT(2)
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#define TPS65912_INT_STS2_GPIO3_F BIT(3)
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#define TPS65912_INT_STS2_GPIO4_R BIT(4)
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#define TPS65912_INT_STS2_GPIO4_F BIT(5)
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#define TPS65912_INT_STS2_GPIO5_R BIT(6)
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#define TPS65912_INT_STS2_GPIO5_F BIT(7)
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/* INT_STS Register field definitions */
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#define TPS65912_INT_STS3_PGOOD_DCDC1 BIT(0)
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#define TPS65912_INT_STS3_PGOOD_DCDC2 BIT(1)
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#define TPS65912_INT_STS3_PGOOD_DCDC3 BIT(2)
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#define TPS65912_INT_STS3_PGOOD_DCDC4 BIT(3)
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#define TPS65912_INT_STS3_PGOOD_LDO1 BIT(4)
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#define TPS65912_INT_STS3_PGOOD_LDO2 BIT(5)
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#define TPS65912_INT_STS3_PGOOD_LDO3 BIT(6)
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#define TPS65912_INT_STS3_PGOOD_LDO4 BIT(7)
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/* INT_STS Register field definitions */
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#define TPS65912_INT_STS4_PGOOD_LDO5 BIT(0)
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#define TPS65912_INT_STS4_PGOOD_LDO6 BIT(1)
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#define TPS65912_INT_STS4_PGOOD_LDO7 BIT(2)
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#define TPS65912_INT_STS4_PGOOD_LDO8 BIT(3)
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#define TPS65912_INT_STS4_PGOOD_LDO9 BIT(4)
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#define TPS65912_INT_STS4_PGOOD_LDO10 BIT(5)
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/* GPIO 1 and 2 Register field definitions */
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#define GPIO_SLEEP_MASK 0x80
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#define GPIO_SLEEP_SHIFT 7
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#define GPIO_DEB_MASK 0x10
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#define GPIO_DEB_SHIFT 4
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#define GPIO_CFG_MASK 0x04
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#define GPIO_CFG_SHIFT 2
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#define GPIO_STS_MASK 0x02
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#define GPIO_STS_SHIFT 1
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#define GPIO_SET_MASK 0x01
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#define GPIO_SET_SHIFT 0
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/* GPIO 3 Register field definitions */
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#define GPIO3_SLEEP_MASK 0x80
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#define GPIO3_SLEEP_SHIFT 7
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#define GPIO3_SEL_MASK 0x40
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#define GPIO3_SEL_SHIFT 6
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#define GPIO3_ODEN_MASK 0x20
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#define GPIO3_ODEN_SHIFT 5
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#define GPIO3_DEB_MASK 0x10
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#define GPIO3_DEB_SHIFT 4
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#define GPIO3_PDEN_MASK 0x08
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#define GPIO3_PDEN_SHIFT 3
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#define GPIO3_CFG_MASK 0x04
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#define GPIO3_CFG_SHIFT 2
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#define GPIO3_STS_MASK 0x02
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#define GPIO3_STS_SHIFT 1
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#define GPIO3_SET_MASK 0x01
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#define GPIO3_SET_SHIFT 0
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/* GPIO 4 Register field definitions */
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#define GPIO4_SLEEP_MASK 0x80
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#define GPIO4_SLEEP_SHIFT 7
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#define GPIO4_SEL_MASK 0x40
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#define GPIO4_SEL_SHIFT 6
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#define GPIO4_ODEN_MASK 0x20
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#define GPIO4_ODEN_SHIFT 5
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#define GPIO4_DEB_MASK 0x10
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#define GPIO4_DEB_SHIFT 4
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#define GPIO4_PDEN_MASK 0x08
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#define GPIO4_PDEN_SHIFT 3
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#define GPIO4_CFG_MASK 0x04
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#define GPIO4_CFG_SHIFT 2
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#define GPIO4_STS_MASK 0x02
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#define GPIO4_STS_SHIFT 1
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#define GPIO4_SET_MASK 0x01
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#define GPIO4_SET_SHIFT 0
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/* Register THERM (0x80) register.RegisterDescription */
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#define THERM_THERM_HD_MASK 0x20
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#define THERM_THERM_HD_SHIFT 5
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#define THERM_THERM_TS_MASK 0x10
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#define THERM_THERM_TS_SHIFT 4
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#define THERM_THERM_HDSEL_MASK 0x0C
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#define THERM_THERM_HDSEL_SHIFT 2
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#define THERM_RSVD1_MASK 0x02
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#define THERM_RSVD1_SHIFT 1
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#define THERM_THERM_STATE_MASK 0x01
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#define THERM_THERM_STATE_SHIFT 0
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/* Register DCDCCTRL1 register.RegisterDescription */
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#define DCDCCTRL_VCON_ENABLE_MASK 0x80
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#define DCDCCTRL_VCON_ENABLE_SHIFT 7
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#define DCDCCTRL_VCON_RANGE1_MASK 0x40
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#define DCDCCTRL_VCON_RANGE1_SHIFT 6
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#define DCDCCTRL_VCON_RANGE0_MASK 0x20
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#define DCDCCTRL_VCON_RANGE0_SHIFT 5
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#define DCDCCTRL_TSTEP2_MASK 0x10
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#define DCDCCTRL_TSTEP2_SHIFT 4
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#define DCDCCTRL_TSTEP1_MASK 0x08
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#define DCDCCTRL_TSTEP1_SHIFT 3
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#define DCDCCTRL_TSTEP0_MASK 0x04
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#define DCDCCTRL_TSTEP0_SHIFT 2
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#define DCDCCTRL_DCDC1_MODE_MASK 0x02
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#define DCDCCTRL_DCDC1_MODE_SHIFT 1
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/* Register DCDCCTRL2 and DCDCCTRL3 register.RegisterDescription */
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#define DCDCCTRL_TSTEP2_MASK 0x10
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#define DCDCCTRL_TSTEP2_SHIFT 4
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#define DCDCCTRL_TSTEP1_MASK 0x08
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#define DCDCCTRL_TSTEP1_SHIFT 3
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#define DCDCCTRL_TSTEP0_MASK 0x04
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#define DCDCCTRL_TSTEP0_SHIFT 2
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#define DCDCCTRL_DCDC_MODE_MASK 0x02
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#define DCDCCTRL_DCDC_MODE_SHIFT 1
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#define DCDCCTRL_RSVD0_MASK 0x01
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#define DCDCCTRL_RSVD0_SHIFT 0
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/* Register DCDCCTRL4 register.RegisterDescription */
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#define DCDCCTRL_RAMP_TIME_MASK 0x01
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#define DCDCCTRL_RAMP_TIME_SHIFT 0
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/* Register DCDCx_AVS */
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#define DCDC_AVS_ENABLE_MASK 0x80
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#define DCDC_AVS_ENABLE_SHIFT 7
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#define DCDC_AVS_ECO_MASK 0x40
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#define DCDC_AVS_ECO_SHIFT 6
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/* Register DCDCx_LIMIT */
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#define DCDC_LIMIT_RANGE_MASK 0xC0
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#define DCDC_LIMIT_RANGE_SHIFT 6
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#define DCDC_LIMIT_MAX_SEL_MASK 0x3F
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#define DCDC_LIMIT_MAX_SEL_SHIFT 0
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/* Define the TPS65912 IRQ numbers */
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enum tps65912_irqs {
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/* INT_STS registers */
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TPS65912_IRQ_PWRHOLD_F,
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TPS65912_IRQ_VMON,
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TPS65912_IRQ_PWRON,
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TPS65912_IRQ_PWRON_LP,
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TPS65912_IRQ_PWRHOLD_R,
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TPS65912_IRQ_HOTDIE,
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TPS65912_IRQ_GPIO1_R,
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TPS65912_IRQ_GPIO1_F,
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/* INT_STS2 registers */
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TPS65912_IRQ_GPIO2_R,
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TPS65912_IRQ_GPIO2_F,
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TPS65912_IRQ_GPIO3_R,
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TPS65912_IRQ_GPIO3_F,
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TPS65912_IRQ_GPIO4_R,
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TPS65912_IRQ_GPIO4_F,
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TPS65912_IRQ_GPIO5_R,
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TPS65912_IRQ_GPIO5_F,
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/* INT_STS3 registers */
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TPS65912_IRQ_PGOOD_DCDC1,
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TPS65912_IRQ_PGOOD_DCDC2,
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TPS65912_IRQ_PGOOD_DCDC3,
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TPS65912_IRQ_PGOOD_DCDC4,
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TPS65912_IRQ_PGOOD_LDO1,
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TPS65912_IRQ_PGOOD_LDO2,
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TPS65912_IRQ_PGOOD_LDO3,
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TPS65912_IRQ_PGOOD_LDO4,
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/* INT_STS4 registers */
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TPS65912_IRQ_PGOOD_LDO5,
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TPS65912_IRQ_PGOOD_LDO6,
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TPS65912_IRQ_PGOOD_LDO7,
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TPS65912_IRQ_PGOOD_LDO8,
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TPS65912_IRQ_PGOOD_LDO9,
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TPS65912_IRQ_PGOOD_LDO10,
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};
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/*
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* struct tps65912 - state holder for the tps65912 driver
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*
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* Device data may be used to access the TPS65912 chip
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*/
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struct tps65912 {
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struct device *dev;
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struct regmap *regmap;
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/* IRQ Data */
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int irq;
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struct regmap_irq_chip_data *irq_data;
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};
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static const struct regmap_range tps65912_yes_ranges[] = {
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regmap_reg_range(TPS65912_INT_STS, TPS65912_GPIO5),
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};
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static const struct regmap_access_table tps65912_volatile_table = {
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.yes_ranges = tps65912_yes_ranges,
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.n_yes_ranges = ARRAY_SIZE(tps65912_yes_ranges),
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};
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static const struct regmap_config tps65912_regmap_config = {
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.reg_bits = 8,
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.val_bits = 8,
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.cache_type = REGCACHE_RBTREE,
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.volatile_table = &tps65912_volatile_table,
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};
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int tps65912_device_init(struct tps65912 *tps);
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int tps65912_device_exit(struct tps65912 *tps);
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#endif /* __LINUX_MFD_TPS65912_H */
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