diff options
Diffstat (limited to 'include/linux/mfd/wm8350/gpio.h')
| -rw-r--r-- | include/linux/mfd/wm8350/gpio.h | 361 |
1 files changed, 361 insertions, 0 deletions
diff --git a/include/linux/mfd/wm8350/gpio.h b/include/linux/mfd/wm8350/gpio.h new file mode 100644 index 000000000..d657bcd6d --- /dev/null +++ b/include/linux/mfd/wm8350/gpio.h @@ -0,0 +1,361 @@ +/* + * 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 +#define WM8350_GPIO_LEVEL 0xE6 + +/* + * 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 |