1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * OMAP GPIO handling defines and functions 4 * 5 * Copyright (C) 2003-2005 Nokia Corporation 6 * 7 * Written by Juha Yrjölä <juha.yrjola@nokia.com> 8 */ 9 10#ifndef __ASM_ARCH_OMAP_GPIO_H 11#define __ASM_ARCH_OMAP_GPIO_H 12 13#ifndef __ASSEMBLER__ 14#include <linux/io.h> 15#include <linux/platform_device.h> 16#endif 17 18#define OMAP1_MPUIO_BASE 0xfffb5000 19 20/* 21 * These are the omap15xx/16xx offsets. The omap7xx offset are 22 * OMAP_MPUIO_ / 2 offsets below. 23 */ 24#define OMAP_MPUIO_INPUT_LATCH 0x00 25#define OMAP_MPUIO_OUTPUT 0x04 26#define OMAP_MPUIO_IO_CNTL 0x08 27#define OMAP_MPUIO_KBR_LATCH 0x10 28#define OMAP_MPUIO_KBC 0x14 29#define OMAP_MPUIO_GPIO_EVENT_MODE 0x18 30#define OMAP_MPUIO_GPIO_INT_EDGE 0x1c 31#define OMAP_MPUIO_KBD_INT 0x20 32#define OMAP_MPUIO_GPIO_INT 0x24 33#define OMAP_MPUIO_KBD_MASKIT 0x28 34#define OMAP_MPUIO_GPIO_MASKIT 0x2c 35#define OMAP_MPUIO_GPIO_DEBOUNCING 0x30 36#define OMAP_MPUIO_LATCH 0x34 37 38#define OMAP34XX_NR_GPIOS 6 39 40/* 41 * OMAP1510 GPIO registers 42 */ 43#define OMAP1510_GPIO_DATA_INPUT 0x00 44#define OMAP1510_GPIO_DATA_OUTPUT 0x04 45#define OMAP1510_GPIO_DIR_CONTROL 0x08 46#define OMAP1510_GPIO_INT_CONTROL 0x0c 47#define OMAP1510_GPIO_INT_MASK 0x10 48#define OMAP1510_GPIO_INT_STATUS 0x14 49#define OMAP1510_GPIO_PIN_CONTROL 0x18 50 51#define OMAP1510_IH_GPIO_BASE 64 52 53/* 54 * OMAP1610 specific GPIO registers 55 */ 56#define OMAP1610_GPIO_REVISION 0x0000 57#define OMAP1610_GPIO_SYSCONFIG 0x0010 58#define OMAP1610_GPIO_SYSSTATUS 0x0014 59#define OMAP1610_GPIO_IRQSTATUS1 0x0018 60#define OMAP1610_GPIO_IRQENABLE1 0x001c 61#define OMAP1610_GPIO_WAKEUPENABLE 0x0028 62#define OMAP1610_GPIO_DATAIN 0x002c 63#define OMAP1610_GPIO_DATAOUT 0x0030 64#define OMAP1610_GPIO_DIRECTION 0x0034 65#define OMAP1610_GPIO_EDGE_CTRL1 0x0038 66#define OMAP1610_GPIO_EDGE_CTRL2 0x003c 67#define OMAP1610_GPIO_CLEAR_IRQENABLE1 0x009c 68#define OMAP1610_GPIO_CLEAR_WAKEUPENA 0x00a8 69#define OMAP1610_GPIO_CLEAR_DATAOUT 0x00b0 70#define OMAP1610_GPIO_SET_IRQENABLE1 0x00dc 71#define OMAP1610_GPIO_SET_WAKEUPENA 0x00e8 72#define OMAP1610_GPIO_SET_DATAOUT 0x00f0 73 74/* 75 * OMAP7XX specific GPIO registers 76 */ 77#define OMAP7XX_GPIO_DATA_INPUT 0x00 78#define OMAP7XX_GPIO_DATA_OUTPUT 0x04 79#define OMAP7XX_GPIO_DIR_CONTROL 0x08 80#define OMAP7XX_GPIO_INT_CONTROL 0x0c 81#define OMAP7XX_GPIO_INT_MASK 0x10 82#define OMAP7XX_GPIO_INT_STATUS 0x14 83 84/* 85 * omap2+ specific GPIO registers 86 */ 87#define OMAP24XX_GPIO_REVISION 0x0000 88#define OMAP24XX_GPIO_SYSCONFIG 0x0010 89#define OMAP24XX_GPIO_IRQSTATUS1 0x0018 90#define OMAP24XX_GPIO_IRQSTATUS2 0x0028 91#define OMAP24XX_GPIO_IRQENABLE2 0x002c 92#define OMAP24XX_GPIO_IRQENABLE1 0x001c 93#define OMAP24XX_GPIO_WAKE_EN 0x0020 94#define OMAP24XX_GPIO_CTRL 0x0030 95#define OMAP24XX_GPIO_OE 0x0034 96#define OMAP24XX_GPIO_DATAIN 0x0038 97#define OMAP24XX_GPIO_DATAOUT 0x003c 98#define OMAP24XX_GPIO_LEVELDETECT0 0x0040 99#define OMAP24XX_GPIO_LEVELDETECT1 0x0044 100#define OMAP24XX_GPIO_RISINGDETECT 0x0048 101#define OMAP24XX_GPIO_FALLINGDETECT 0x004c 102#define OMAP24XX_GPIO_DEBOUNCE_EN 0x0050 103#define OMAP24XX_GPIO_DEBOUNCE_VAL 0x0054 104#define OMAP24XX_GPIO_CLEARIRQENABLE1 0x0060 105#define OMAP24XX_GPIO_SETIRQENABLE1 0x0064 106#define OMAP24XX_GPIO_CLEARWKUENA 0x0080 107#define OMAP24XX_GPIO_SETWKUENA 0x0084 108#define OMAP24XX_GPIO_CLEARDATAOUT 0x0090 109#define OMAP24XX_GPIO_SETDATAOUT 0x0094 110 111#define OMAP4_GPIO_REVISION 0x0000 112#define OMAP4_GPIO_SYSCONFIG 0x0010 113#define OMAP4_GPIO_EOI 0x0020 114#define OMAP4_GPIO_IRQSTATUSRAW0 0x0024 115#define OMAP4_GPIO_IRQSTATUSRAW1 0x0028 116#define OMAP4_GPIO_IRQSTATUS0 0x002c 117#define OMAP4_GPIO_IRQSTATUS1 0x0030 118#define OMAP4_GPIO_IRQSTATUSSET0 0x0034 119#define OMAP4_GPIO_IRQSTATUSSET1 0x0038 120#define OMAP4_GPIO_IRQSTATUSCLR0 0x003c 121#define OMAP4_GPIO_IRQSTATUSCLR1 0x0040 122#define OMAP4_GPIO_IRQWAKEN0 0x0044 123#define OMAP4_GPIO_IRQWAKEN1 0x0048 124#define OMAP4_GPIO_IRQENABLE1 0x011c 125#define OMAP4_GPIO_WAKE_EN 0x0120 126#define OMAP4_GPIO_IRQSTATUS2 0x0128 127#define OMAP4_GPIO_IRQENABLE2 0x012c 128#define OMAP4_GPIO_CTRL 0x0130 129#define OMAP4_GPIO_OE 0x0134 130#define OMAP4_GPIO_DATAIN 0x0138 131#define OMAP4_GPIO_DATAOUT 0x013c 132#define OMAP4_GPIO_LEVELDETECT0 0x0140 133#define OMAP4_GPIO_LEVELDETECT1 0x0144 134#define OMAP4_GPIO_RISINGDETECT 0x0148 135#define OMAP4_GPIO_FALLINGDETECT 0x014c 136#define OMAP4_GPIO_DEBOUNCENABLE 0x0150 137#define OMAP4_GPIO_DEBOUNCINGTIME 0x0154 138#define OMAP4_GPIO_CLEARIRQENABLE1 0x0160 139#define OMAP4_GPIO_SETIRQENABLE1 0x0164 140#define OMAP4_GPIO_CLEARWKUENA 0x0180 141#define OMAP4_GPIO_SETWKUENA 0x0184 142#define OMAP4_GPIO_CLEARDATAOUT 0x0190 143#define OMAP4_GPIO_SETDATAOUT 0x0194 144 145#define OMAP_MAX_GPIO_LINES 192 146 147#define OMAP_MPUIO(nr) (OMAP_MAX_GPIO_LINES + (nr)) 148#define OMAP_GPIO_IS_MPUIO(nr) ((nr) >= OMAP_MAX_GPIO_LINES) 149 150#ifndef __ASSEMBLER__ 151struct omap_gpio_reg_offs { 152 u16 revision; 153 u16 sysconfig; 154 u16 direction; 155 u16 datain; 156 u16 dataout; 157 u16 set_dataout; 158 u16 clr_dataout; 159 u16 irqstatus; 160 u16 irqstatus2; 161 u16 irqstatus_raw0; 162 u16 irqstatus_raw1; 163 u16 irqenable; 164 u16 irqenable2; 165 u16 set_irqenable; 166 u16 clr_irqenable; 167 u16 debounce; 168 u16 debounce_en; 169 u16 ctrl; 170 u16 wkup_en; 171 u16 leveldetect0; 172 u16 leveldetect1; 173 u16 risingdetect; 174 u16 fallingdetect; 175 u16 irqctrl; 176 u16 edgectrl1; 177 u16 edgectrl2; 178 u16 pinctrl; 179 180 bool irqenable_inv; 181}; 182 183struct omap_gpio_platform_data { 184 int bank_type; 185 int bank_width; /* GPIO bank width */ 186 int bank_stride; /* Only needed for omap1 MPUIO */ 187 bool dbck_flag; /* dbck required or not - True for OMAP3&4 */ 188 bool loses_context; /* whether the bank would ever lose context */ 189 bool is_mpuio; /* whether the bank is of type MPUIO */ 190 u32 non_wakeup_gpios; 191 192 const struct omap_gpio_reg_offs *regs; 193 194 /* Return context loss count due to PM states changing */ 195 int (*get_context_loss_count)(struct device *dev); 196}; 197 198#endif /* __ASSEMBLER__ */ 199 200#endif 201