diff options
Diffstat (limited to 'drivers/pinctrl/meson/pinctrl-meson8-pmx.h')
| -rw-r--r-- | drivers/pinctrl/meson/pinctrl-meson8-pmx.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/pinctrl/meson/pinctrl-meson8-pmx.h b/drivers/pinctrl/meson/pinctrl-meson8-pmx.h new file mode 100644 index 000000000000..47293c28f913 --- /dev/null +++ b/drivers/pinctrl/meson/pinctrl-meson8-pmx.h @@ -0,0 +1,48 @@ +/* + * 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; |