xref: /OK3568_Linux_fs/kernel/drivers/pinctrl/meson/pinctrl-meson8-pmx.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * First generation of pinmux driver for Amlogic Meson SoCs
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
6*4882a593Smuzhiyun  * Copyright (C) 2017 Jerome Brunet  <jbrunet@baylibre.com>
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun struct meson8_pmx_data {
10*4882a593Smuzhiyun 	bool is_gpio;
11*4882a593Smuzhiyun 	unsigned int reg;
12*4882a593Smuzhiyun 	unsigned int bit;
13*4882a593Smuzhiyun };
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define PMX_DATA(r, b, g)						\
16*4882a593Smuzhiyun 	{								\
17*4882a593Smuzhiyun 		.reg = r,						\
18*4882a593Smuzhiyun 		.bit = b,						\
19*4882a593Smuzhiyun 		.is_gpio = g,						\
20*4882a593Smuzhiyun 	}
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define GROUP(grp, r, b)						\
23*4882a593Smuzhiyun 	{								\
24*4882a593Smuzhiyun 		.name = #grp,						\
25*4882a593Smuzhiyun 		.pins = grp ## _pins,					\
26*4882a593Smuzhiyun 		.num_pins = ARRAY_SIZE(grp ## _pins),			\
27*4882a593Smuzhiyun 		.data = (const struct meson8_pmx_data[]){		\
28*4882a593Smuzhiyun 			PMX_DATA(r, b, false),				\
29*4882a593Smuzhiyun 		},							\
30*4882a593Smuzhiyun 	 }
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #define GPIO_GROUP(gpio)						\
33*4882a593Smuzhiyun 	{								\
34*4882a593Smuzhiyun 		.name = #gpio,						\
35*4882a593Smuzhiyun 		.pins = (const unsigned int[]){ gpio },			\
36*4882a593Smuzhiyun 		.num_pins = 1,						\
37*4882a593Smuzhiyun 		.data = (const struct meson8_pmx_data[]){		\
38*4882a593Smuzhiyun 			PMX_DATA(0, 0, true),				\
39*4882a593Smuzhiyun 		},							\
40*4882a593Smuzhiyun 	}
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun extern const struct pinmux_ops meson8_pmx_ops;
43