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|
/*
* core.h -- Core Driver for Wolfson WM8350 PMIC
*
* Copyright 2007 Wolfson Microelectronics PLC
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __LINUX_MFD_WM8350_CORE_H_
#define __LINUX_MFD_WM8350_CORE_H_
#include <linux/kernel.h>
#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/mfd/wm8350/audio.h>
#include <linux/mfd/wm8350/gpio.h>
#include <linux/mfd/wm8350/pmic.h>
#include <linux/mfd/wm8350/rtc.h>
#include <linux/mfd/wm8350/supply.h>
#include <linux/mfd/wm8350/wdt.h>
/*
* Register values.
*/
#define WM8350_RESET_ID 0x00
#define WM8350_ID 0x01
#define WM8350_REVISION 0x02
#define WM8350_SYSTEM_CONTROL_1 0x03
#define WM8350_SYSTEM_CONTROL_2 0x04
#define WM8350_SYSTEM_HIBERNATE 0x05
#define WM8350_INTERFACE_CONTROL 0x06
#define WM8350_POWER_MGMT_1 0x08
#define WM8350_POWER_MGMT_2 0x09
#define WM8350_POWER_MGMT_3 0x0A
#define WM8350_POWER_MGMT_4 0x0B
#define WM8350_POWER_MGMT_5 0x0C
#define WM8350_POWER_MGMT_6 0x0D
#define WM8350_POWER_MGMT_7 0x0E
#define WM8350_SYSTEM_INTERRUPTS 0x18
#define WM8350_INT_STATUS_1 0x19
#define WM8350_INT_STATUS_2 0x1A
#define WM8350_POWER_UP_INT_STATUS 0x1B
#define WM8350_UNDER_VOLTAGE_INT_STATUS 0x1C
#define WM8350_OVER_CURRENT_INT_STATUS 0x1D
#define WM8350_GPIO_INT_STATUS 0x1E
#define WM8350_COMPARATOR_INT_STATUS 0x1F
#define WM8350_SYSTEM_INTERRUPTS_MASK 0x20
#define WM8350_INT_STATUS_1_MASK 0x21
#define WM8350_INT_STATUS_2_MASK 0x22
#define WM8350_POWER_UP_INT_STATUS_MASK 0x23
#define WM8350_UNDER_VOLTAGE_INT_STATUS_MASK 0x24
#define WM8350_OVER_CURRENT_INT_STATUS_MASK 0x25
#define WM8350_GPIO_INT_STATUS_MASK 0x26
#define WM8350_COMPARATOR_INT_STATUS_MASK 0x27
#define WM8350_CHARGER_OVERRIDES 0xE2
#define WM8350_MISC_OVERRIDES 0xE3
#define WM8350_COMPARATOR_OVERRIDES 0xE7
#define WM8350_STATE_MACHINE_STATUS 0xE9
#define WM8350_MAX_REGISTER 0xFF
/*
* Field Definitions.
*/
/*
* R0 (0x00) - Reset/ID
*/
#define WM8350_SW_RESET_CHIP_ID_MASK 0xFFFF
/*
* R1 (0x01) - ID
*/
#define WM8350_CHIP_REV_MASK 0x7000
#define WM8350_CONF_STS_MASK 0x0C00
#define WM8350_CUST_ID_MASK 0x00FF
/*
* R2 (0x02) - Revision
*/
#define WM8350_MASK_REV_MASK 0x00FF
/*
* R3 (0x03) - System Control 1
*/
#define WM8350_CHIP_ON 0x8000
#define WM8350_POWERCYCLE 0x2000
#define WM8350_VCC_FAULT_OV 0x1000
#define WM8350_REG_RSTB_TIME_MASK 0x0C00
#define WM8350_BG_SLEEP 0x0200
#define WM8350_MEM_VALID 0x0020
#define WM8350_CHIP_SET_UP 0x0010
#define WM8350_ON_DEB_T 0x0008
#define WM8350_ON_POL 0x0002
#define WM8350_IRQ_POL 0x0001
/*
* R4 (0x04) - System Control 2
*/
#define WM8350_USB_SUSPEND_8MA 0x8000
#define WM8350_USB_SUSPEND 0x4000
#define WM8350_USB_MSTR 0x2000
#define WM8350_USB_MSTR_SRC 0x1000
#define WM8350_USB_500MA 0x0800
#define WM8350_USB_NOLIM 0x0400
/*
* R5 (0x05) - System Hibernate
*/
#define WM8350_HIBERNATE 0x8000
#define WM8350_WDOG_HIB_MODE 0x0080
#define WM8350_REG_HIB_STARTUP_SEQ 0x0040
#define WM8350_REG_RESET_HIB_MODE 0x0020
#define WM8350_RST_HIB_MODE 0x0010
#define WM8350_IRQ_HIB_MODE 0x0008
#define WM8350_MEMRST_HIB_MODE 0x0004
#define WM8350_PCCOMP_HIB_MODE 0x0002
#define WM8350_TEMPMON_HIB_MODE 0x0001
/*
* R6 (0x06) - Interface Control
*/
#define WM8350_USE_DEV_PINS 0x8000
#define WM8350_USE_DEV_PINS_MASK 0x8000
#define WM8350_USE_DEV_PINS_SHIFT 15
#define WM8350_DEV_ADDR_MASK 0x6000
#define WM8350_DEV_ADDR_SHIFT 13
#define WM8350_CONFIG_DONE 0x1000
#define WM8350_CONFIG_DONE_MASK 0x1000
#define WM8350_CONFIG_DONE_SHIFT 12
#define WM8350_RECONFIG_AT_ON 0x0800
#define WM8350_RECONFIG_AT_ON_MASK 0x0800
#define WM8350_RECONFIG_AT_ON_SHIFT 11
#define WM8350_AUTOINC 0x0200
#define WM8350_AUTOINC_MASK 0x0200
#define WM8350_AUTOINC_SHIFT 9
#define WM8350_ARA 0x0100
#define WM8350_ARA_MASK 0x0100
#define WM8350_ARA_SHIFT 8
#define WM8350_SPI_CFG 0x0008
#define WM8350_SPI_CFG_MASK 0x0008
#define WM8350_SPI_CFG_SHIFT 3
#define WM8350_SPI_4WIRE 0x0004
#define WM8350_SPI_4WIRE_MASK 0x0004
#define WM8350_SPI_4WIRE_SHIFT 2
#define WM8350_SPI_3WIRE 0x0002
#define WM8350_SPI_3WIRE_MASK 0x0002
#define WM8350_SPI_3WIRE_SHIFT 1
/* Bit values for R06 (0x06) */
#define WM8350_USE_DEV_PINS_PRIMARY 0
#define WM8350_USE_DEV_PINS_DEV 1
#define WM8350_DEV_ADDR_34 0
#define WM8350_DEV_ADDR_36 1
#define WM8350_DEV_ADDR_3C 2
#define WM8350_DEV_ADDR_3E 3
#define WM8350_CONFIG_DONE_OFF 0
#define WM8350_CONFIG_DONE_DONE 1
#define WM8350_RECONFIG_AT_ON_OFF 0
#define WM8350_RECONFIG_AT_ON_ON 1
#define WM8350_AUTOINC_OFF 0
#define WM8350_AUTOINC_ON 1
#define WM8350_ARA_OFF 0
#define WM8350_ARA_ON 1
#define WM8350_SPI_CFG_CMOS 0
#define WM8350_SPI_CFG_OD 1
#define WM8350_SPI_4WIRE_3WIRE 0
#define WM8350_SPI_4WIRE_4WIRE 1
#define WM8350_SPI_3WIRE_I2C 0
#define WM8350_SPI_3WIRE_SPI 1
/*
* R8 (0x08) - Power mgmt (1)
*/
#define WM8350_CODEC_ISEL_MASK 0xC000
#define WM8350_VBUFEN 0x2000
#define WM8350_OUTPUT_DRAIN_EN 0x0400
#define WM8350_MIC_DET_ENA 0x0100
#define WM8350_BIASEN 0x0020
#define WM8350_MICBEN 0x0010
#define WM8350_VMIDEN 0x0004
#define WM8350_VMID_MASK 0x0003
#define WM8350_VMID_SHIFT 0
/*
* R9 (0x09) - Power mgmt (2)
*/
#define WM8350_IN3R_ENA 0x0800
#define WM8350_IN3L_ENA 0x0400
#define WM8350_INR_ENA 0x0200
#define WM8350_INL_ENA 0x0100
#define WM8350_MIXINR_ENA 0x0080
#define WM8350_MIXINL_ENA 0x0040
#define WM8350_OUT4_ENA 0x0020
#define WM8350_OUT3_ENA 0x0010
#define WM8350_MIXOUTR_ENA 0x0002
#define WM8350_MIXOUTL_ENA 0x0001
/*
* R10 (0x0A) - Power mgmt (3)
*/
#define WM8350_IN3R_TO_OUT2R 0x0080
#define WM8350_OUT2R_ENA 0x0008
#define WM8350_OUT2L_ENA 0x0004
#define WM8350_OUT1R_ENA 0x0002
#define WM8350_OUT1L_ENA 0x0001
/*
* R11 (0x0B) - Power mgmt (4)
*/
#define WM8350_SYSCLK_ENA 0x4000
#define WM8350_ADC_HPF_ENA 0x2000
#define WM8350_FLL_ENA 0x0800
#define WM8350_FLL_OSC_ENA 0x0400
#define WM8350_TOCLK_ENA 0x0100
#define WM8350_DACR_ENA 0x0020
#define WM8350_DACL_ENA 0x0010
#define WM8350_ADCR_ENA 0x0008
#define WM8350_ADCL_ENA 0x0004
/*
* R12 (0x0C) - Power mgmt (5)
*/
#define WM8350_CODEC_ENA 0x1000
#define WM8350_RTC_TICK_ENA 0x0800
#define WM8350_OSC32K_ENA 0x0400
#define WM8350_CHG_ENA 0x0200
#define WM8350_ACC_DET_ENA 0x0100
#define WM8350_AUXADC_ENA 0x0080
#define WM8350_DCMP4_ENA 0x0008
#define WM8350_DCMP3_ENA 0x0004
#define WM8350_DCMP2_ENA 0x0002
#define WM8350_DCMP1_ENA 0x0001
/*
* R13 (0x0D) - Power mgmt (6)
*/
#define WM8350_LS_ENA 0x8000
#define WM8350_LDO4_ENA 0x0800
#define WM8350_LDO3_ENA 0x0400
#define WM8350_LDO2_ENA 0x0200
#define WM8350_LDO1_ENA 0x0100
#define WM8350_DC6_ENA 0x0020
#define WM8350_DC5_ENA 0x0010
#define WM8350_DC4_ENA 0x0008
#define WM8350_DC3_ENA 0x0004
#define WM8350_DC2_ENA 0x0002
#define WM8350_DC1_ENA 0x0001
/*
* R14 (0x0E) - Power mgmt (7)
*/
#define WM8350_CS2_ENA 0x0002
#define WM8350_CS1_ENA 0x0001
/*
* R24 (0x18) - System Interrupts
*/
#define WM8350_OC_INT 0x2000
#define WM8350_UV_INT 0x1000
#define WM8350_PUTO_INT 0x0800
#define WM8350_CS_INT 0x0200
#define WM8350_EXT_INT 0x0100
#define WM8350_CODEC_INT 0x0080
#define WM8350_GP_INT 0x0040
#define WM8350_AUXADC_INT 0x0020
#define WM8350_RTC_INT 0x0010
#define WM8350_SYS_INT 0x0008
#define WM8350_CHG_INT 0x0004
#define WM8350_USB_INT 0x0002
#define WM8350_WKUP_INT 0x0001
/*
* R25 (0x19) - Interrupt Status 1
*/
#define WM8350_CHG_BAT_HOT_EINT 0x8000
#define WM8350_CHG_BAT_COLD_EINT 0x4000
#define WM8350_CHG_BAT_FAIL_EINT 0x2000
#define WM8350_CHG_TO_EINT 0x1000
#define WM8350_CHG_END_EINT 0x0800
#define WM8350_CHG_START_EINT 0x0400
#define WM8350_CHG_FAST_RDY_EINT 0x0200
#define WM8350_RTC_PER_EINT 0x0080
#define WM8350_RTC_SEC_EINT 0x0040
#define WM8350_RTC_ALM_EINT 0x0020
#define WM8350_CHG_VBATT_LT_3P9_EINT 0x0004
#define WM8350_CHG_VBATT_LT_3P1_EINT 0x0002
#define WM8350_CHG_VBATT_LT_2P85_EINT 0x0001
/*
* R26 (0x1A) - Interrupt Status 2
*/
#define WM8350_CS1_EINT 0x2000
#define WM8350_CS2_EINT 0x1000
#define WM8350_USB_LIMIT_EINT 0x0400
#define WM8350_AUXADC_DATARDY_EINT 0x0100
#define WM8350_AUXADC_DCOMP4_EINT 0x0080
#define WM8350_AUXADC_DCOMP3_EINT 0x0040
#define WM8350_AUXADC_DCOMP2_EINT 0x0020
#define WM8350_AUXADC_DCOMP1_EINT 0x0010
#define WM8350_SYS_HYST_COMP_FAIL_EINT 0x0008
#define WM8350_SYS_CHIP_GT115_EINT 0x0004
#define WM8350_SYS_CHIP_GT140_EINT 0x0002
#define WM8350_SYS_WDOG_TO_EINT 0x0001
/*
* R27 (0x1B) - Power Up Interrupt Status
*/
#define WM8350_PUTO_LDO4_EINT 0x0800
#define WM8350_PUTO_LDO3_EINT 0x0400
#define WM8350_PUTO_LDO2_EINT 0x0200
#define WM8350_PUTO_LDO1_EINT 0x0100
#define WM8350_PUTO_DC6_EINT 0x0020
#define WM8350_PUTO_DC5_EINT 0x0010
#define WM8350_PUTO_DC4_EINT 0x0008
#define WM8350_PUTO_DC3_EINT 0x0004
#define WM8350_PUTO_DC2_EINT 0x0002
#define WM8350_PUTO_DC1_EINT 0x0001
/*
* R28 (0x1C) - Under Voltage Interrupt status
*/
#define WM8350_UV_LDO4_EINT 0x0800
#define WM8350_UV_LDO3_EINT 0x0400
#define WM8350_UV_LDO2_EINT 0x0200
#define WM8350_UV_LDO1_EINT 0x0100
#define WM8350_UV_DC6_EINT 0x0020
#define WM8350_UV_DC5_EINT 0x0010
#define WM8350_UV_DC4_EINT 0x0008
#define WM8350_UV_DC3_EINT 0x0004
#define WM8350_UV_DC2_EINT 0x0002
#define WM8350_UV_DC1_EINT 0x0001
/*
* R29 (0x1D) - Over Current Interrupt status
*/
#define WM8350_OC_LS_EINT 0x8000
/*
* R30 (0x1E) - GPIO Interrupt Status
*/
#define WM8350_GP12_EINT 0x1000
#define WM8350_GP11_EINT 0x0800
#define WM8350_GP10_EINT 0x0400
#define WM8350_GP9_EINT 0x0200
#define WM8350_GP8_EINT 0x0100
#define WM8350_GP7_EINT 0x0080
#define WM8350_GP6_EINT 0x0040
#define WM8350_GP5_EINT 0x0020
#define WM8350_GP4_EINT 0x0010
#define WM8350_GP3_EINT 0x0008
#define WM8350_GP2_EINT 0x0004
#define WM8350_GP1_EINT 0x0002
#define WM8350_GP0_EINT 0x0001
/*
* R31 (0x1F) - Comparator Interrupt Status
*/
#define WM8350_EXT_USB_FB_EINT 0x8000
#define WM8350_EXT_WALL_FB_EINT 0x4000
#define WM8350_EXT_BAT_FB_EINT 0x2000
#define WM8350_CODEC_JCK_DET_L_EINT 0x0800
#define WM8350_CODEC_JCK_DET_R_EINT 0x0400
#define WM8350_CODEC_MICSCD_EINT 0x0200
#define WM8350_CODEC_MICD_EINT 0x0100
#define WM8350_WKUP_OFF_STATE_EINT 0x0040
#define WM8350_WKUP_HIB_STATE_EINT 0x0020
#define WM8350_WKUP_CONV_FAULT_EINT 0x0010
#define WM8350_WKUP_WDOG_RST_EINT 0x0008
#define WM8350_WKUP_GP_PWR_ON_EINT 0x0004
#define WM8350_WKUP_ONKEY_EINT 0x0002
#define WM8350_WKUP_GP_WAKEUP_EINT 0x0001
/*
* R32 (0x20) - System Interrupts Mask
*/
#define WM8350_IM_OC_INT 0x2000
#define WM8350_IM_UV_INT 0x1000
#define WM8350_IM_PUTO_INT 0x0800
#define WM8350_IM_SPARE_INT 0x0400
#define WM8350_IM_CS_INT 0x0200
#define WM8350_IM_EXT_INT 0x0100
#define WM8350_IM_CODEC_INT 0x0080
#define WM8350_IM_GP_INT 0x0040
#define WM8350_IM_AUXADC_INT 0x0020
#define WM8350_IM_RTC_INT 0x0010
#define WM8350_IM_SYS_INT 0x0008
#define WM8350_IM_CHG_INT 0x0004
#define WM8350_IM_USB_INT 0x0002
#define WM8350_IM_WKUP_INT 0x0001
/*
* R33 (0x21) - Interrupt Status 1 Mask
*/
#define WM8350_IM_CHG_BAT_HOT_EINT 0x8000
#define WM8350_IM_CHG_BAT_COLD_EINT 0x4000
#define WM8350_IM_CHG_BAT_FAIL_EINT 0x2000
#define WM8350_IM_CHG_TO_EINT 0x1000
#define WM8350_IM_CHG_END_EINT 0x0800
#define WM8350_IM_CHG_START_EINT 0x0400
#define WM8350_IM_CHG_FAST_RDY_EINT 0x0200
#define WM8350_IM_RTC_PER_EINT 0x0080
#define WM8350_IM_RTC_SEC_EINT 0x0040
#define WM8350_IM_RTC_ALM_EINT 0x0020
#define WM8350_IM_CHG_VBATT_LT_3P9_EINT 0x0004
#define WM8350_IM_CHG_VBATT_LT_3P1_EINT 0x0002
#define WM8350_IM_CHG_VBATT_LT_2P85_EINT 0x0001
/*
* R34 (0x22) - Interrupt Status 2 Mask
*/
#define WM8350_IM_SPARE2_EINT 0x8000
#define WM8350_IM_SPARE1_EINT 0x4000
#define WM8350_IM_CS1_EINT 0x2000
#define WM8350_IM_CS2_EINT 0x1000
#define WM8350_IM_USB_LIMIT_EINT 0x0400
#define WM8350_IM_AUXADC_DATARDY_EINT 0x0100
#define WM8350_IM_AUXADC_DCOMP4_EINT 0x0080
#define WM8350_IM_AUXADC_DCOMP3_EINT 0x0040
#define WM8350_IM_AUXADC_DCOMP2_EINT 0x0020
#define WM8350_IM_AUXADC_DCOMP1_EINT 0x0010
#define WM8350_IM_SYS_HYST_COMP_FAIL_EINT 0x0008
#define WM8350_IM_SYS_CHIP_GT115_EINT 0x0004
#define WM8350_IM_SYS_CHIP_GT140_EINT 0x0002
#define WM8350_IM_SYS_WDOG_TO_EINT 0x0001
/*
* R35 (0x23) - Power Up Interrupt Status Mask
*/
#define WM8350_IM_PUTO_LDO4_EINT 0x0800
#define WM8350_IM_PUTO_LDO3_EINT 0x0400
#define WM8350_IM_PUTO_LDO2_EINT 0x0200
#define WM8350_IM_PUTO_LDO1_EINT 0x0100
#define WM8350_IM_PUTO_DC6_EINT 0x0020
#define WM8350_IM_PUTO_DC5_EINT 0x0010
#define WM8350_IM_PUTO_DC4_EINT 0x0008
#define WM8350_IM_PUTO_DC3_EINT 0x0004
#define WM8350_IM_PUTO_DC2_EINT 0x0002
#define WM8350_IM_PUTO_DC1_EINT 0x0001
/*
* R36 (0x24) - Under Voltage Interrupt status Mask
*/
#define WM8350_IM_UV_LDO4_EINT 0x0800
#define WM8350_IM_UV_LDO3_EINT 0x0400
#define WM8350_IM_UV_LDO2_EINT 0x0200
#define WM8350_IM_UV_LDO1_EINT 0x0100
#define WM8350_IM_UV_DC6_EINT 0x0020
#define WM8350_IM_UV_DC5_EINT 0x0010
#define WM8350_IM_UV_DC4_EINT 0x0008
#define WM8350_IM_UV_DC3_EINT 0x0004
#define WM8350_IM_UV_DC2_EINT 0x0002
#define WM8350_IM_UV_DC1_EINT 0x0001
/*
* R37 (0x25) - Over Current Interrupt status Mask
*/
#define WM8350_IM_OC_LS_EINT 0x8000
/*
* R38 (0x26) - GPIO Interrupt Status Mask
*/
#define WM8350_IM_GP12_EINT 0x1000
#define WM8350_IM_GP11_EINT 0x0800
#define WM8350_IM_GP10_EINT 0x0400
#define WM8350_IM_GP9_EINT 0x0200
#define WM8350_IM_GP8_EINT 0x0100
#define WM8350_IM_GP7_EINT 0x0080
#define WM8350_IM_GP6_EINT 0x0040
#define WM8350_IM_GP5_EINT 0x0020
#define WM8350_IM_GP4_EINT 0x0010
#define WM8350_IM_GP3_EINT 0x0008
#define WM8350_IM_GP2_EINT 0x0004
#define WM8350_IM_GP1_EINT 0x0002
#define WM8350_IM_GP0_EINT 0x0001
/*
* R39 (0x27) - Comparator Interrupt Status Mask
*/
#define WM8350_IM_EXT_USB_FB_EINT 0x8000
#define WM8350_IM_EXT_WALL_FB_EINT 0x4000
#define WM8350_IM_EXT_BAT_FB_EINT 0x2000
#define WM8350_IM_CODEC_JCK_DET_L_EINT 0x0800
#define WM8350_IM_CODEC_JCK_DET_R_EINT 0x0400
#define WM8350_IM_CODEC_MICSCD_EINT 0x0200
#define WM8350_IM_CODEC_MICD_EINT 0x0100
#define WM8350_IM_WKUP_OFF_STATE_EINT 0x0040
#define WM8350_IM_WKUP_HIB_STATE_EINT 0x0020
#define WM8350_IM_WKUP_CONV_FAULT_EINT 0x0010
#define WM8350_IM_WKUP_WDOG_RST_EINT 0x0008
#define WM8350_IM_WKUP_GP_PWR_ON_EINT 0x0004
#define WM8350_IM_WKUP_ONKEY_EINT 0x0002
#define WM8350_IM_WKUP_GP_WAKEUP_EINT 0x0001
/*
* R220 (0xDC) - RAM BIST 1
*/
#define WM8350_READ_STATUS 0x0800
#define WM8350_TSTRAM_CLK 0x0100
#define WM8350_TSTRAM_CLK_ENA 0x0080
#define WM8350_STARTSEQ 0x0040
#define WM8350_READ_SRC 0x0020
#define WM8350_COUNT_DIR 0x0010
#define WM8350_TSTRAM_MODE_MASK 0x000E
#define WM8350_TSTRAM_ENA 0x0001
/*
* R225 (0xE1) - DCDC/LDO status
*/
#define WM8350_LS_STS 0x8000
#define WM8350_LDO4_STS 0x0800
#define WM8350_LDO3_STS 0x0400
#define WM8350_LDO2_STS 0x0200
#define WM8350_LDO1_STS 0x0100
#define WM8350_DC6_STS 0x0020
#define WM8350_DC5_STS 0x0010
#define WM8350_DC4_STS 0x0008
#define WM8350_DC3_STS 0x0004
#define WM8350_DC2_STS 0x0002
#define WM8350_DC1_STS 0x0001
/*
* R226 (0xE2) - Charger status
*/
#define WM8350_CHG_BATT_HOT_OVRDE 0x8000
#define WM8350_CHG_BATT_COLD_OVRDE 0x4000
/*
* R227 (0xE3) - Misc Overrides
*/
#define WM8350_USB_LIMIT_OVRDE 0x0400
/*
* R227 (0xE7) - Comparator Overrides
*/
#define WM8350_USB_FB_OVRDE 0x8000
#define WM8350_WALL_FB_OVRDE 0x4000
#define WM8350_BATT_FB_OVRDE 0x2000
/*
* R233 (0xE9) - State Machinine Status
*/
#define WM8350_USB_SM_MASK 0x0700
#define WM8350_USB_SM_SHIFT 8
#define WM8350_USB_SM_100_SLV 1
#define WM8350_USB_SM_500_SLV 5
#define WM8350_USB_SM_STDBY_SLV 7
/* WM8350 wake up conditions */
#define WM8350_IRQ_WKUP_OFF_STATE 43
#define WM8350_IRQ_WKUP_HIB_STATE 44
#define WM8350_IRQ_WKUP_CONV_FAULT 45
#define WM8350_IRQ_WKUP_WDOG_RST 46
#define WM8350_IRQ_WKUP_GP_PWR_ON 47
#define WM8350_IRQ_WKUP_ONKEY 48
#define WM8350_IRQ_WKUP_GP_WAKEUP 49
/* wm8350 chip revisions */
#define WM8350_REV_E 0x4
#define WM8350_REV_F 0x5
#define WM8350_REV_G 0x6
#define WM8350_REV_H 0x7
#define WM8350_NUM_IRQ 63
#define WM8350_NUM_IRQ_REGS 7
struct wm8350_reg_access {
u16 readable; /* Mask of readable bits */
u16 writable; /* Mask of writable bits */
u16 vol; /* Mask of volatile bits */
};
extern const struct wm8350_reg_access wm8350_reg_io_map[];
extern const u16 wm8350_mode0_defaults[];
extern const u16 wm8350_mode1_defaults[];
extern const u16 wm8350_mode2_defaults[];
extern const u16 wm8350_mode3_defaults[];
extern const u16 wm8351_mode0_defaults[];
extern const u16 wm8351_mode1_defaults[];
extern const u16 wm8351_mode2_defaults[];
extern const u16 wm8351_mode3_defaults[];
extern const u16 wm8352_mode0_defaults[];
extern const u16 wm8352_mode1_defaults[];
extern const u16 wm8352_mode2_defaults[];
extern const u16 wm8352_mode3_defaults[];
struct wm8350;
struct wm8350_hwmon {
struct platform_device *pdev;
struct device *classdev;
};
struct wm8350 {
struct device *dev;
/* device IO */
union {
struct i2c_client *i2c_client;
struct spi_device *spi_device;
};
int (*read_dev)(struct wm8350 *wm8350, char reg, int size, void *dest);
int (*write_dev)(struct wm8350 *wm8350, char reg, int size,
void *src);
u16 *reg_cache;
struct mutex auxadc_mutex;
/* Interrupt handling */
struct mutex irq_lock;
int chip_irq;
int irq_base;
u16 irq_masks[WM8350_NUM_IRQ_REGS];
/* Client devices */
struct wm8350_codec codec;
struct wm8350_gpio gpio;
struct wm8350_hwmon hwmon;
struct wm8350_pmic pmic;
struct wm8350_power power;
struct wm8350_rtc rtc;
struct wm8350_wdt wdt;
};
/**
* Data to be supplied by the platform to initialise the WM8350.
*
* @init: Function called during driver initialisation. Should be
* used by the platform to configure GPIO functions and similar.
* @irq_high: Set if WM8350 IRQ is active high.
* @irq_base: Base IRQ for genirq (not currently used).
*/
struct wm8350_platform_data {
int (*init)(struct wm8350 *wm8350);
int irq_high;
int irq_base;
};
/*
* WM8350 device initialisation and exit.
*/
int wm8350_device_init(struct wm8350 *wm8350, int irq,
struct wm8350_platform_data *pdata);
void wm8350_device_exit(struct wm8350 *wm8350);
/*
* WM8350 device IO
*/
int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask);
u16 wm8350_reg_read(struct wm8350 *wm8350, int reg);
int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val);
int wm8350_reg_lock(struct wm8350 *wm8350);
int wm8350_reg_unlock(struct wm8350 *wm8350);
int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest);
int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src);
/*
* WM8350 internal interrupts
*/
static inline int wm8350_register_irq(struct wm8350 *wm8350, int irq,
irq_handler_t handler,
unsigned long flags,
const char *name, void *data)
{
if (!wm8350->irq_base)
return -ENODEV;
return request_threaded_irq(irq + wm8350->irq_base, NULL,
handler, flags, name, data);
}
static inline void wm8350_free_irq(struct wm8350 *wm8350, int irq, void *data)
{
free_irq(irq + wm8350->irq_base, data);
}
static inline void wm8350_mask_irq(struct wm8350 *wm8350, int irq)
{
disable_irq(irq + wm8350->irq_base);
}
static inline void wm8350_unmask_irq(struct wm8350 *wm8350, int irq)
{
enable_irq(irq + wm8350->irq_base);
}
int wm8350_irq_init(struct wm8350 *wm8350, int irq,
struct wm8350_platform_data *pdata);
int wm8350_irq_exit(struct wm8350 *wm8350);
#endif
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