1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Copyright (C) 2016 IBM Corp.
9 #include <linux/pinctrl/pinctrl.h>
10 #include <linux/pinctrl/pinmux.h>
11 #include <linux/pinctrl/pinconf.h>
12 #include <linux/pinctrl/pinconf-generic.h>
13 #include <linux/regmap.h>
15 #include "pinmux-aspeed.h"
18 * @param The pinconf parameter type
19 * @pins The pin range this config struct covers, [low, high]
20 * @reg The register housing the configuration bits
21 * @mask The mask to select the bits of interest in @reg
23 struct aspeed_pin_config {
24 enum pin_config_param param;
31 #define ASPEED_PINCTRL_PIN(name_) \
35 .drv_data = (void *) &(PIN_SYM(name_)) \
38 struct aspeed_pinctrl_data {
41 const struct pinctrl_pin_desc *pins;
42 const unsigned int npins;
44 const struct aspeed_pin_config *configs;
45 const unsigned int nconfigs;
47 struct aspeed_pinmux_data pinmux;
50 /* Aspeed pinctrl helpers */
51 int aspeed_pinctrl_get_groups_count(struct pinctrl_dev *pctldev);
52 const char *aspeed_pinctrl_get_group_name(struct pinctrl_dev *pctldev,
54 int aspeed_pinctrl_get_group_pins(struct pinctrl_dev *pctldev,
55 unsigned int group, const unsigned int **pins,
57 void aspeed_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev,
58 struct seq_file *s, unsigned int offset);
59 int aspeed_pinmux_get_fn_count(struct pinctrl_dev *pctldev);
60 const char *aspeed_pinmux_get_fn_name(struct pinctrl_dev *pctldev,
61 unsigned int function);
62 int aspeed_pinmux_get_fn_groups(struct pinctrl_dev *pctldev,
63 unsigned int function, const char * const **groups,
64 unsigned int * const num_groups);
65 int aspeed_pinmux_set_mux(struct pinctrl_dev *pctldev, unsigned int function,
67 int aspeed_gpio_request_enable(struct pinctrl_dev *pctldev,
68 struct pinctrl_gpio_range *range,
70 int aspeed_pinctrl_probe(struct platform_device *pdev,
71 struct pinctrl_desc *pdesc,
72 struct aspeed_pinctrl_data *pdata);
73 int aspeed_pin_config_get(struct pinctrl_dev *pctldev, unsigned int offset,
74 unsigned long *config);
75 int aspeed_pin_config_set(struct pinctrl_dev *pctldev, unsigned int offset,
76 unsigned long *configs, unsigned int num_configs);
77 int aspeed_pin_config_group_get(struct pinctrl_dev *pctldev,
78 unsigned int selector,
79 unsigned long *config);
80 int aspeed_pin_config_group_set(struct pinctrl_dev *pctldev,
81 unsigned int selector,
82 unsigned long *configs,
83 unsigned int num_configs);
85 #endif /* PINCTRL_ASPEED */