1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Copyright (c) 2023 Realtek Semiconductor Corp.
10 struct rtd_pin_group_desc {
12 const unsigned int *pins;
13 unsigned int num_pins;
16 struct rtd_pin_func_desc {
18 const char * const *groups;
19 unsigned int num_groups;
22 struct rtd_pin_mux_desc {
27 struct rtd_pin_config_desc {
29 unsigned int reg_offset;
30 unsigned int base_bit;
31 unsigned int pud_en_offset;
32 unsigned int pud_sel_offset;
33 unsigned int curr_offset;
34 unsigned int smt_offset;
35 unsigned int power_offset;
36 unsigned int curr_type;
39 struct rtd_pin_sconfig_desc {
41 unsigned int reg_offset;
42 unsigned int dcycle_offset;
43 unsigned int dcycle_maskbits;
44 unsigned int ndrive_offset;
45 unsigned int ndrive_maskbits;
46 unsigned int pdrive_offset;
47 unsigned int pdrive_maskbits;
52 unsigned int mux_offset;
54 const struct rtd_pin_mux_desc *functions;
57 struct rtd_pin_reg_list {
58 unsigned int reg_offset;
62 #define SHIFT_LEFT(_val, _shift) ((_val) << (_shift))
64 #define RTK_PIN_MUX(_name, _mux_off, _mux_mask, ...) \
67 .mux_offset = _mux_off, \
68 .mux_mask = _mux_mask, \
69 .functions = (const struct rtd_pin_mux_desc []) { \
74 #define RTK_PIN_CONFIG(_name, _reg_off, _base_bit, _pud_en_off, \
75 _pud_sel_off, _curr_off, _smt_off, _pow_off, _curr_type) \
78 .reg_offset = _reg_off, \
79 .base_bit = _base_bit, \
80 .pud_en_offset = _pud_en_off, \
81 .pud_sel_offset = _pud_sel_off, \
82 .curr_offset = _curr_off, \
83 .smt_offset = _smt_off, \
84 .power_offset = _pow_off, \
85 .curr_type = _curr_type, \
88 #define RTK_PIN_SCONFIG(_name, _reg_off, _d_offset, _d_mask, \
89 _n_offset, _n_mask, _p_offset, _p_mask) \
92 .reg_offset = _reg_off, \
93 .dcycle_offset = _d_offset, \
94 .dcycle_maskbits = _d_mask, \
95 .ndrive_offset = _n_offset, \
96 .ndrive_maskbits = _n_mask, \
97 .pdrive_offset = _p_offset, \
98 .pdrive_maskbits = _p_mask, \
101 #define RTK_PIN_FUNC(_mux_val, _name) \
104 .mux_value = _mux_val, \
107 struct rtd_pinctrl_desc {
108 const struct pinctrl_pin_desc *pins;
109 unsigned int num_pins;
110 const struct rtd_pin_group_desc *groups;
111 unsigned int num_groups;
112 const struct rtd_pin_func_desc *functions;
113 unsigned int num_functions;
114 const struct rtd_pin_desc *muxes;
115 unsigned int num_muxes;
116 const struct rtd_pin_config_desc *configs;
117 unsigned int num_configs;
118 const struct rtd_pin_sconfig_desc *sconfigs;
119 unsigned int num_sconfigs;
120 struct rtd_pin_reg_list *lists;
121 unsigned int num_regs;
124 int rtd_pinctrl_probe(struct platform_device *pdev, const struct rtd_pinctrl_desc *desc);