| /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ |
| /* |
| * Microsemi SoCs pinctrl driver |
| * |
| * Author: <alexandre.belloni@free-electrons.com> |
| * License: Dual MIT/GPL |
| * Copyright (c) 2017 Microsemi Corporation |
| */ |
| |
| #define MSCC_FUNC_PER_PIN 4 |
| |
| enum mscc_regs_gpio { |
| MSCC_GPIO_OUT_SET, |
| MSCC_GPIO_OUT_CLR, |
| MSCC_GPIO_OUT, |
| MSCC_GPIO_IN, |
| MSCC_GPIO_OE, |
| MSCC_GPIO_INTR, |
| MSCC_GPIO_INTR_ENA, |
| MSCC_GPIO_INTR_IDENT, |
| MSCC_GPIO_ALT0, |
| MSCC_GPIO_ALT1, |
| }; |
| |
| struct mscc_pin_caps { |
| unsigned int pin; |
| unsigned char functions[MSCC_FUNC_PER_PIN]; |
| }; |
| |
| struct mscc_pin_data { |
| const char *name; |
| struct mscc_pin_caps *drv_data; |
| }; |
| |
| #define MSCC_P(p, f0, f1, f2) \ |
| static struct mscc_pin_caps mscc_pin_##p = { \ |
| .pin = p, \ |
| .functions = { \ |
| FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \ |
| }, \ |
| } |
| |
| struct mscc_pmx_func { |
| const char **groups; |
| unsigned int ngroups; |
| }; |
| |
| struct mscc_pinctrl { |
| struct udevice *dev; |
| struct pinctrl_dev *pctl; |
| void __iomem *regs; |
| struct mscc_pmx_func *func; |
| int num_func; |
| const struct mscc_pin_data *mscc_pins; |
| int num_pins; |
| char * const *function_names; |
| const unsigned long *mscc_gpios; |
| }; |
| |
| int mscc_pinctrl_probe(struct udevice *dev, int num_func, |
| const struct mscc_pin_data *mscc_pins, int num_pins, |
| char * const *function_names, |
| const unsigned long *mscc_gpios); |
| const struct pinctrl_ops mscc_pinctrl_ops; |
| |
| const struct dm_gpio_ops mscc_gpio_ops; |