| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * gpio.h -- GPIO Driver for Wolfson WM8350 PMIC |
| * |
| * Copyright 2007 Wolfson Microelectronics PLC |
| */ |
| |
| #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 |
