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/*
* gpio.h -- GPIO 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_GPIO_H_
#define __LINUX_MFD_WM8350_GPIO_H_
#include <linux/platform_device.h>
/*
* GPIO Registers.
*/
#define WM8350_GPIO_DEBOUNCE 0x80
#define WM8350_GPIO_PIN_PULL_UP_CONTROL 0x81
#define WM8350_GPIO_PULL_DOWN_CONTROL 0x82
#define WM8350_GPIO_INT_MODE 0x83
#define WM8350_GPIO_CONTROL 0x85
#define WM8350_GPIO_CONFIGURATION_I_O 0x86
#define WM8350_GPIO_PIN_POLARITY_TYPE 0x87
#define WM8350_GPIO_FUNCTION_SELECT_1 0x8C
#define WM8350_GPIO_FUNCTION_SELECT_2 0x8D
#define WM8350_GPIO_FUNCTION_SELECT_3 0x8E
#define WM8350_GPIO_FUNCTION_SELECT_4 0x8F
/*
* GPIO Functions
*/
#define WM8350_GPIO0_GPIO_IN 0x0
#define WM8350_GPIO0_GPIO_OUT 0x0
#define WM8350_GPIO0_PWR_ON_IN 0x1
#define WM8350_GPIO0_PWR_ON_OUT 0x1
#define WM8350_GPIO0_LDO_EN_IN 0x2
#define WM8350_GPIO0_VRTC_OUT 0x2
#define WM8350_GPIO0_LPWR1_IN 0x3
#define WM8350_GPIO0_POR_B_OUT 0x3
#define WM8350_GPIO1_GPIO_IN 0x0
#define WM8350_GPIO1_GPIO_OUT 0x0
#define WM8350_GPIO1_PWR_ON_IN 0x1
#define WM8350_GPIO1_DO_CONF_OUT 0x1
#define WM8350_GPIO1_LDO_EN_IN 0x2
#define WM8350_GPIO1_RESET_OUT 0x2
#define WM8350_GPIO1_LPWR2_IN 0x3
#define WM8350_GPIO1_MEMRST_OUT 0x3
#define WM8350_GPIO2_GPIO_IN 0x0
#define WM8350_GPIO2_GPIO_OUT 0x0
#define WM8350_GPIO2_PWR_ON_IN 0x1
#define WM8350_GPIO2_PWR_ON_OUT 0x1
#define WM8350_GPIO2_WAKE_UP_IN 0x2
#define WM8350_GPIO2_VRTC_OUT 0x2
#define WM8350_GPIO2_32KHZ_IN 0x3
#define WM8350_GPIO2_32KHZ_OUT 0x3
#define WM8350_GPIO3_GPIO_IN 0x0
#define WM8350_GPIO3_GPIO_OUT 0x0
#define WM8350_GPIO3_PWR_ON_IN 0x1
#define WM8350_GPIO3_P_CLK_OUT 0x1
#define WM8350_GPIO3_LDO_EN_IN 0x2
#define WM8350_GPIO3_VRTC_OUT 0x2
#define WM8350_GPIO3_PWR_OFF_IN 0x3
#define WM8350_GPIO3_32KHZ_OUT 0x3
#define WM8350_GPIO4_GPIO_IN 0x0
#define WM8350_GPIO4_GPIO_OUT 0x0
#define WM8350_GPIO4_MR_IN 0x1
#define WM8350_GPIO4_MEM_RST_OUT 0x1
#define WM8350_GPIO4_FLASH_IN 0x2
#define WM8350_GPIO4_ADA_OUT 0x2
#define WM8350_GPIO4_HIBERNATE_IN 0x3
#define WM8350_GPIO4_FLASH_OUT 0x3
#define WM8350_GPIO4_MICDET_OUT 0x4
#define WM8350_GPIO4_MICSHT_OUT 0x5
#define WM8350_GPIO5_GPIO_IN 0x0
#define WM8350_GPIO5_GPIO_OUT 0x0
#define WM8350_GPIO5_LPWR1_IN 0x1
#define WM8350_GPIO5_P_CLK_OUT 0x1
#define WM8350_GPIO5_ADCLRCLK_IN 0x2
#define WM8350_GPIO5_ADCLRCLK_OUT 0x2
#define WM8350_GPIO5_HIBERNATE_IN 0x3
#define WM8350_GPIO5_32KHZ_OUT 0x3
#define WM8350_GPIO5_MICDET_OUT 0x4
#define WM8350_GPIO5_MICSHT_OUT 0x5
#define WM8350_GPIO5_ADA_OUT 0x6
#define WM8350_GPIO5_OPCLK_OUT 0x7
#define WM8350_GPIO6_GPIO_IN 0x0
#define WM8350_GPIO6_GPIO_OUT 0x0
#define WM8350_GPIO6_LPWR2_IN 0x1
#define WM8350_GPIO6_MEMRST_OUT 0x1
#define WM8350_GPIO6_FLASH_IN 0x2
#define WM8350_GPIO6_ADA_OUT 0x2
#define WM8350_GPIO6_HIBERNATE_IN 0x3
#define WM8350_GPIO6_RTC_OUT 0x3
#define WM8350_GPIO6_MICDET_OUT 0x4
#define WM8350_GPIO6_MICSHT_OUT 0x5
#define WM8350_GPIO6_ADCLRCLKB_OUT 0x6
#define WM8350_GPIO6_SDOUT_OUT 0x7
#define WM8350_GPIO7_GPIO_IN 0x0
#define WM8350_GPIO7_GPIO_OUT 0x0
#define WM8350_GPIO7_LPWR3_IN 0x1
#define WM8350_GPIO7_P_CLK_OUT 0x1
#define WM8350_GPIO7_MASK_IN 0x2
#define WM8350_GPIO7_VCC_FAULT_OUT 0x2
#define WM8350_GPIO7_HIBERNATE_IN 0x3
#define WM8350_GPIO7_BATT_FAULT_OUT 0x3
#define WM8350_GPIO7_MICDET_OUT 0x4
#define WM8350_GPIO7_MICSHT_OUT 0x5
#define WM8350_GPIO7_ADA_OUT 0x6
#define WM8350_GPIO7_CSB_IN 0x7
#define WM8350_GPIO8_GPIO_IN 0x0
#define WM8350_GPIO8_GPIO_OUT 0x0
#define WM8350_GPIO8_MR_IN 0x1
#define WM8350_GPIO8_VCC_FAULT_OUT 0x1
#define WM8350_GPIO8_ADCBCLK_IN 0x2
#define WM8350_GPIO8_ADCBCLK_OUT 0x2
#define WM8350_GPIO8_PWR_OFF_IN 0x3
#define WM8350_GPIO8_BATT_FAULT_OUT 0x3
#define WM8350_GPIO8_ALTSCL_IN 0xf
#define WM8350_GPIO9_GPIO_IN 0x0
#define WM8350_GPIO9_GPIO_OUT 0x0
#define WM8350_GPIO9_HEARTBEAT_IN 0x1
#define WM8350_GPIO9_VCC_FAULT_OUT 0x1
#define WM8350_GPIO9_MASK_IN 0x2
#define WM8350_GPIO9_LINE_GT_BATT_OUT 0x2
#define WM8350_GPIO9_PWR_OFF_IN 0x3
#define WM8350_GPIO9_BATT_FAULT_OUT 0x3
#define WM8350_GPIO9_ALTSDA_OUT 0xf
#define WM8350_GPIO10_GPIO_IN 0x0
#define WM8350_GPIO10_GPIO_OUT 0x0
#define WM8350_GPIO10_ISINKC_OUT 0x1
#define WM8350_GPIO10_PWR_OFF_IN 0x2
#define WM8350_GPIO10_LINE_GT_BATT_OUT 0x2
#define WM8350_GPIO10_CHD_IND_IN 0x3
#define WM8350_GPIO11_GPIO_IN 0x0
#define WM8350_GPIO11_GPIO_OUT 0x0
#define WM8350_GPIO11_ISINKD_OUT 0x1
#define WM8350_GPIO11_WAKEUP_IN 0x2
#define WM8350_GPIO11_LINE_GT_BATT_OUT 0x2
#define WM8350_GPIO11_CHD_IND_IN 0x3
#define WM8350_GPIO12_GPIO_IN 0x0
#define WM8350_GPIO12_GPIO_OUT 0x0
#define WM8350_GPIO12_ISINKE_OUT 0x1
#define WM8350_GPIO12_LINE_GT_BATT_OUT 0x2
#define WM8350_GPIO12_LINE_EN_OUT 0x3
#define WM8350_GPIO12_32KHZ_OUT 0x4
#define WM8350_GPIO_DIR_IN 0
#define WM8350_GPIO_DIR_OUT 1
#define WM8350_GPIO_ACTIVE_LOW 0
#define WM8350_GPIO_ACTIVE_HIGH 1
#define WM8350_GPIO_PULL_NONE 0
#define WM8350_GPIO_PULL_UP 1
#define WM8350_GPIO_PULL_DOWN 2
#define WM8350_GPIO_INVERT_OFF 0
#define WM8350_GPIO_INVERT_ON 1
#define WM8350_GPIO_DEBOUNCE_OFF 0
#define WM8350_GPIO_DEBOUNCE_ON 1
/*
* 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
/*
* R128 (0x80) - GPIO Debounce
*/
#define WM8350_GP12_DB 0x1000
#define WM8350_GP11_DB 0x0800
#define WM8350_GP10_DB 0x0400
#define WM8350_GP9_DB 0x0200
#define WM8350_GP8_DB 0x0100
#define WM8350_GP7_DB 0x0080
#define WM8350_GP6_DB 0x0040
#define WM8350_GP5_DB 0x0020
#define WM8350_GP4_DB 0x0010
#define WM8350_GP3_DB 0x0008
#define WM8350_GP2_DB 0x0004
#define WM8350_GP1_DB 0x0002
#define WM8350_GP0_DB 0x0001
/*
* R129 (0x81) - GPIO Pin pull up Control
*/
#define WM8350_GP12_PU 0x1000
#define WM8350_GP11_PU 0x0800
#define WM8350_GP10_PU 0x0400
#define WM8350_GP9_PU 0x0200
#define WM8350_GP8_PU 0x0100
#define WM8350_GP7_PU 0x0080
#define WM8350_GP6_PU 0x0040
#define WM8350_GP5_PU 0x0020
#define WM8350_GP4_PU 0x0010
#define WM8350_GP3_PU 0x0008
#define WM8350_GP2_PU 0x0004
#define WM8350_GP1_PU 0x0002
#define WM8350_GP0_PU 0x0001
/*
* R130 (0x82) - GPIO Pull down Control
*/
#define WM8350_GP12_PD 0x1000
#define WM8350_GP11_PD 0x0800
#define WM8350_GP10_PD 0x0400
#define WM8350_GP9_PD 0x0200
#define WM8350_GP8_PD 0x0100
#define WM8350_GP7_PD 0x0080
#define WM8350_GP6_PD 0x0040
#define WM8350_GP5_PD 0x0020
#define WM8350_GP4_PD 0x0010
#define WM8350_GP3_PD 0x0008
#define WM8350_GP2_PD 0x0004
#define WM8350_GP1_PD 0x0002
#define WM8350_GP0_PD 0x0001
/*
* R131 (0x83) - GPIO Interrupt Mode
*/
#define WM8350_GP12_INTMODE 0x1000
#define WM8350_GP11_INTMODE 0x0800
#define WM8350_GP10_INTMODE 0x0400
#define WM8350_GP9_INTMODE 0x0200
#define WM8350_GP8_INTMODE 0x0100
#define WM8350_GP7_INTMODE 0x0080
#define WM8350_GP6_INTMODE 0x0040
#define WM8350_GP5_INTMODE 0x0020
#define WM8350_GP4_INTMODE 0x0010
#define WM8350_GP3_INTMODE 0x0008
#define WM8350_GP2_INTMODE 0x0004
#define WM8350_GP1_INTMODE 0x0002
#define WM8350_GP0_INTMODE 0x0001
/*
* R133 (0x85) - GPIO Control
*/
#define WM8350_GP_DBTIME_MASK 0x00C0
/*
* R134 (0x86) - GPIO Configuration (i/o)
*/
#define WM8350_GP12_DIR 0x1000
#define WM8350_GP11_DIR 0x0800
#define WM8350_GP10_DIR 0x0400
#define WM8350_GP9_DIR 0x0200
#define WM8350_GP8_DIR 0x0100
#define WM8350_GP7_DIR 0x0080
#define WM8350_GP6_DIR 0x0040
#define WM8350_GP5_DIR 0x0020
#define WM8350_GP4_DIR 0x0010
#define WM8350_GP3_DIR 0x0008
#define WM8350_GP2_DIR 0x0004
#define WM8350_GP1_DIR 0x0002
#define WM8350_GP0_DIR 0x0001
/*
* R135 (0x87) - GPIO Pin Polarity / Type
*/
#define WM8350_GP12_CFG 0x1000
#define WM8350_GP11_CFG 0x0800
#define WM8350_GP10_CFG 0x0400
#define WM8350_GP9_CFG 0x0200
#define WM8350_GP8_CFG 0x0100
#define WM8350_GP7_CFG 0x0080
#define WM8350_GP6_CFG 0x0040
#define WM8350_GP5_CFG 0x0020
#define WM8350_GP4_CFG 0x0010
#define WM8350_GP3_CFG 0x0008
#define WM8350_GP2_CFG 0x0004
#define WM8350_GP1_CFG 0x0002
#define WM8350_GP0_CFG 0x0001
/*
* R140 (0x8C) - GPIO Function Select 1
*/
#define WM8350_GP3_FN_MASK 0xF000
#define WM8350_GP2_FN_MASK 0x0F00
#define WM8350_GP1_FN_MASK 0x00F0
#define WM8350_GP0_FN_MASK 0x000F
/*
* R141 (0x8D) - GPIO Function Select 2
*/
#define WM8350_GP7_FN_MASK 0xF000
#define WM8350_GP6_FN_MASK 0x0F00
#define WM8350_GP5_FN_MASK 0x00F0
#define WM8350_GP4_FN_MASK 0x000F
/*
* R142 (0x8E) - GPIO Function Select 3
*/
#define WM8350_GP11_FN_MASK 0xF000
#define WM8350_GP10_FN_MASK 0x0F00
#define WM8350_GP9_FN_MASK 0x00F0
#define WM8350_GP8_FN_MASK 0x000F
/*
* R143 (0x8F) - GPIO Function Select 4
*/
#define WM8350_GP12_FN_MASK 0x000F
/*
* R230 (0xE6) - GPIO Pin Status
*/
#define WM8350_GP12_LVL 0x1000
#define WM8350_GP11_LVL 0x0800
#define WM8350_GP10_LVL 0x0400
#define WM8350_GP9_LVL 0x0200
#define WM8350_GP8_LVL 0x0100
#define WM8350_GP7_LVL 0x0080
#define WM8350_GP6_LVL 0x0040
#define WM8350_GP5_LVL 0x0020
#define WM8350_GP4_LVL 0x0010
#define WM8350_GP3_LVL 0x0008
#define WM8350_GP2_LVL 0x0004
#define WM8350_GP1_LVL 0x0002
#define WM8350_GP0_LVL 0x0001
struct wm8350;
int wm8350_gpio_config(struct wm8350 *wm8350, int gpio, int dir, int func,
int pol, int pull, int invert, int debounce);
struct wm8350_gpio {
struct platform_device *pdev;
};
/*
* GPIO Interrupts
*/
#define WM8350_IRQ_GPIO(x) (50 + x)
#endif
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