drivers/pinctrl/bcm/pinctrl-bcm63xx.h

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2021 Álvaro Fernández Rojas <noltari@gmail.com>
   4  * Copyright (C) 2016 Jonas Gorski <jonas.gorski@gmail.com>
   5  */
   6
   7 #ifndef __PINCTRL_BCM63XX_H__
   8 #define __PINCTRL_BCM63XX_H__
   9
  10 #include <linux/pinctrl/pinctrl.h>
  11
  12 #define BCM63XX_BANK_GPIOS 32
  13
  14 struct bcm63xx_pinctrl_soc {
  15         const struct pinctrl_ops *pctl_ops;
  16         const struct pinmux_ops *pmx_ops;
  17
  18         const struct pinctrl_pin_desc *pins;
  19         unsigned npins;
  20
  21         unsigned int ngpios;
  22 };
  23
  24 #define BCM_PIN_GROUP(n)        PINCTRL_PINGROUP(#n, n##_pins, ARRAY_SIZE(n##_pins))
  25
  26 struct bcm63xx_pinctrl {
  27         struct device *dev;
  28         struct regmap *regs;
  29
  30         struct pinctrl_desc pctl_desc;
  31         struct pinctrl_dev *pctl_dev;
  32
  33         void *driver_data;
  34 };
  35
  36 static inline unsigned int bcm63xx_bank_pin(unsigned int pin)
  37 {
  38         return pin % BCM63XX_BANK_GPIOS;
  39 }
  40
  41 int bcm63xx_pinctrl_probe(struct platform_device *pdev,
  42                           const struct bcm63xx_pinctrl_soc *soc,
  43                           void *driver_data);
  44
  45 #endif /* __PINCTRL_BCM63XX_H__ */