/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2016 IBM Corp. */ #ifndef PINCTRL_ASPEED #define PINCTRL_ASPEED #include <linux/pinctrl/pinctrl.h> #include <linux/pinctrl/pinmux.h> #include <linux/pinctrl/pinconf.h> #include <linux/pinctrl/pinconf-generic.h> #include <linux/regmap.h> #include "pinmux-aspeed.h" /** * @param The pinconf parameter type * @pins The pin range this config struct covers, [low, high] * @reg The register housing the configuration bits * @mask The mask to select the bits of interest in @reg */ struct aspeed_pin_config { enum pin_config_param param; unsigned int pins[2]; unsigned int reg; u8 bit; u8 value; }; #define ASPEED_PINCTRL_PIN(name_) \ [name_] = { \ .number = name_, \ .name = #name_, \ .drv_data = (void *) &(PIN_SYM(name_)) \ } struct aspeed_pinctrl_data { struct regmap *scu; const struct pinctrl_pin_desc *pins; const unsigned int npins; const struct aspeed_pin_config *configs; const unsigned int nconfigs; struct aspeed_pinmux_data pinmux; }; /* Aspeed pinctrl helpers */ int aspeed_pinctrl_get_groups_count(struct pinctrl_dev *pctldev); const char *aspeed_pinctrl_get_group_name(struct pinctrl_dev *pctldev, unsigned int group); int aspeed_pinctrl_get_group_pins(struct pinctrl_dev *pctldev, unsigned int group, const unsigned int **pins, unsigned int *npins); void aspeed_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned int offset); int aspeed_pinmux_get_fn_count(struct pinctrl_dev *pctldev); const char *aspeed_pinmux_get_fn_name(struct pinctrl_dev *pctldev, unsigned int function); int aspeed_pinmux_get_fn_groups(struct pinctrl_dev *pctldev, unsigned int function, const char * const **groups, unsigned int * const num_groups); int aspeed_pinmux_set_mux(struct pinctrl_dev *pctldev, unsigned int function, unsigned int group); int aspeed_gpio_request_enable(struct pinctrl_dev *pctldev, struct pinctrl_gpio_range *range, unsigned int offset); int aspeed_pinctrl_probe(struct platform_device *pdev, struct pinctrl_desc *pdesc, struct aspeed_pinctrl_data *pdata); int aspeed_pin_config_get(struct pinctrl_dev *pctldev, unsigned int offset, unsigned long *config); int aspeed_pin_config_set(struct pinctrl_dev *pctldev, unsigned int offset, unsigned long *configs, unsigned int num_configs); int aspeed_pin_config_group_get(struct pinctrl_dev *pctldev, unsigned int selector, unsigned long *config); int aspeed_pin_config_group_set(struct pinctrl_dev *pctldev, unsigned int selector, unsigned long *configs, unsigned int num_configs); #endif /* PINCTRL_ASPEED */