/* SPDX-License-Identifier: GPL-2.0+ */ /* * IMX pinmux core definitions * * Copyright (C) 2012 Freescale Semiconductor, Inc. * Copyright (C) 2012 Linaro Ltd. * * Author: Dong Aisheng <[email protected]> */ #ifndef __DRIVERS_PINCTRL_IMX_H #define __DRIVERS_PINCTRL_IMX_H #include <linux/pinctrl/pinmux.h> struct platform_device; extern struct pinmux_ops imx_pmx_ops; extern const struct dev_pm_ops imx_pinctrl_pm_ops; /** * struct imx_pin_mmio - MMIO pin configurations * @mux_mode: the mux mode for this pin. * @input_reg: the select input register offset for this pin if any * 0 if no select input setting needed. * @input_val: the select input value for this pin. * @configs: the config for this pin. */ struct imx_pin_mmio { … }; /** * struct imx_pin_scu - SCU pin configurations * @mux: the mux mode for this pin. * @configs: the config for this pin. */ struct imx_pin_scu { … }; /** * struct imx_pin - describes a single i.MX pin * @pin: the pin_id of this pin * @conf: config type of this pin, either mmio or scu */ struct imx_pin { … }; /** * struct imx_pin_reg - describe a pin reg map * @mux_reg: mux register offset * @conf_reg: config register offset */ struct imx_pin_reg { … }; /** * @dev: a pointer back to containing device * @base: the offset to the controller in virtual memory */ struct imx_pinctrl { … }; struct imx_pinctrl_soc_info { … }; #define SHARE_MUX_CONF_REG … #define ZERO_OFFSET_VALID … #define IMX_USE_SCU … #define NO_MUX … #define NO_PAD … #define IMX_PINCTRL_PIN(pin) … #define PAD_CTL_MASK(len) … #define IMX_MUX_MASK … #define IOMUXC_CONFIG_SION … int imx_pinctrl_probe(struct platform_device *pdev, const struct imx_pinctrl_soc_info *info); #define BM_PAD_CTL_GP_ENABLE … #define BM_PAD_CTL_IFMUX_ENABLE … #define BP_PAD_CTL_IFMUX … int imx_pinctrl_sc_ipc_init(struct platform_device *pdev); int imx_pinconf_get_scu(struct pinctrl_dev *pctldev, unsigned pin_id, unsigned long *config); int imx_pinconf_set_scu(struct pinctrl_dev *pctldev, unsigned pin_id, unsigned long *configs, unsigned num_configs); void imx_pinctrl_parse_pin_scu(struct imx_pinctrl *ipctl, unsigned int *pin_id, struct imx_pin *pin, const __be32 **list_p); #endif /* __DRIVERS_PINCTRL_IMX_H */
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