1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) Maxime Coquelin 2015 4*4882a593Smuzhiyun * Copyright (C) STMicroelectronics 2017 5*4882a593Smuzhiyun * Author: Maxime Coquelin <mcoquelin.stm32@gmail.com> 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun #ifndef __PINCTRL_STM32_H 8*4882a593Smuzhiyun #define __PINCTRL_STM32_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <linux/pinctrl/pinctrl.h> 11*4882a593Smuzhiyun #include <linux/pinctrl/pinconf-generic.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #define STM32_PIN_NO(x) ((x) << 8) 14*4882a593Smuzhiyun #define STM32_GET_PIN_NO(x) ((x) >> 8) 15*4882a593Smuzhiyun #define STM32_GET_PIN_FUNC(x) ((x) & 0xff) 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #define STM32_PIN_GPIO 0 18*4882a593Smuzhiyun #define STM32_PIN_AF(x) ((x) + 1) 19*4882a593Smuzhiyun #define STM32_PIN_ANALOG (STM32_PIN_AF(15) + 1) 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun /* package information */ 22*4882a593Smuzhiyun #define STM32MP_PKG_AA BIT(0) 23*4882a593Smuzhiyun #define STM32MP_PKG_AB BIT(1) 24*4882a593Smuzhiyun #define STM32MP_PKG_AC BIT(2) 25*4882a593Smuzhiyun #define STM32MP_PKG_AD BIT(3) 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun struct stm32_desc_function { 28*4882a593Smuzhiyun const char *name; 29*4882a593Smuzhiyun const unsigned char num; 30*4882a593Smuzhiyun }; 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun struct stm32_desc_pin { 33*4882a593Smuzhiyun struct pinctrl_pin_desc pin; 34*4882a593Smuzhiyun const struct stm32_desc_function *functions; 35*4882a593Smuzhiyun const unsigned int pkg; 36*4882a593Smuzhiyun }; 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #define STM32_PIN(_pin, ...) \ 39*4882a593Smuzhiyun { \ 40*4882a593Smuzhiyun .pin = _pin, \ 41*4882a593Smuzhiyun .functions = (struct stm32_desc_function[]){ \ 42*4882a593Smuzhiyun __VA_ARGS__, { } }, \ 43*4882a593Smuzhiyun } 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #define STM32_PIN_PKG(_pin, _pkg, ...) \ 46*4882a593Smuzhiyun { \ 47*4882a593Smuzhiyun .pin = _pin, \ 48*4882a593Smuzhiyun .pkg = _pkg, \ 49*4882a593Smuzhiyun .functions = (struct stm32_desc_function[]){ \ 50*4882a593Smuzhiyun __VA_ARGS__, { } }, \ 51*4882a593Smuzhiyun } 52*4882a593Smuzhiyun #define STM32_FUNCTION(_num, _name) \ 53*4882a593Smuzhiyun { \ 54*4882a593Smuzhiyun .num = _num, \ 55*4882a593Smuzhiyun .name = _name, \ 56*4882a593Smuzhiyun } 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun struct stm32_pinctrl_match_data { 59*4882a593Smuzhiyun const struct stm32_desc_pin *pins; 60*4882a593Smuzhiyun const unsigned int npins; 61*4882a593Smuzhiyun }; 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun struct stm32_gpio_bank; 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun int stm32_pctl_probe(struct platform_device *pdev); 66*4882a593Smuzhiyun void stm32_pmx_get_mode(struct stm32_gpio_bank *bank, 67*4882a593Smuzhiyun int pin, u32 *mode, u32 *alt); 68*4882a593Smuzhiyun int stm32_pinctrl_resume(struct device *dev); 69*4882a593Smuzhiyun 70*4882a593Smuzhiyun #endif /* __PINCTRL_STM32_H */ 71*4882a593Smuzhiyun 72