49 строки
1.2 KiB
C
49 строки
1.2 KiB
C
/*
|
|
* First generation of pinmux driver for Amlogic Meson SoCs
|
|
*
|
|
* Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
|
|
* Copyright (C) 2017 Jerome Brunet <jbrunet@baylibre.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* version 2 as published by the Free Software Foundation.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
struct meson8_pmx_data {
|
|
bool is_gpio;
|
|
unsigned int reg;
|
|
unsigned int bit;
|
|
};
|
|
|
|
#define PMX_DATA(r, b, g) \
|
|
{ \
|
|
.reg = r, \
|
|
.bit = b, \
|
|
.is_gpio = g, \
|
|
}
|
|
|
|
#define GROUP(grp, r, b) \
|
|
{ \
|
|
.name = #grp, \
|
|
.pins = grp ## _pins, \
|
|
.num_pins = ARRAY_SIZE(grp ## _pins), \
|
|
.data = (const struct meson8_pmx_data[]){ \
|
|
PMX_DATA(r, b, false), \
|
|
}, \
|
|
}
|
|
|
|
#define GPIO_GROUP(gpio) \
|
|
{ \
|
|
.name = #gpio, \
|
|
.pins = (const unsigned int[]){ gpio }, \
|
|
.num_pins = 1, \
|
|
.data = (const struct meson8_pmx_data[]){ \
|
|
PMX_DATA(0, 0, true), \
|
|
}, \
|
|
}
|
|
|
|
extern const struct pinmux_ops meson8_pmx_ops;
|