LXR uboot/include/reboot-mode/reboot-mode.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Copyright (c), Vaisala Oyj
   4 */
   5
   6#ifndef REBOOT_MODE_REBOOT_MODE_H__
   7#define REBOOT_MODE_REBOOT_MODE_H__
   8
   9#include <asm/types.h>
  10#include <dm/device.h>
  11
  12struct reboot_mode_mode {
  13        const char *mode_name;
  14        u32 mode_id;
  15};
  16
  17struct reboot_mode_uclass_platdata {
  18        struct reboot_mode_mode *modes;
  19        u8 count;
  20        const char *env_variable;
  21};
  22
  23struct reboot_mode_ops {
  24        /**
  25         * get() - get the current reboot mode value
  26         *
  27         * Returns the current value from the reboot mode backing store.
  28         *
  29         * @dev:        Device to read from
  30         * @rebootmode: Address to save the current reboot mode value
  31         */
  32        int (*get)(struct udevice *dev, u32 *rebootmode);
  33
  34        /**
  35         * set() - set a reboot mode value
  36         *
  37         * Sets the value in the reboot mode backing store.
  38         *
  39         * @dev:        Device to read from
  40         * @rebootmode: New reboot mode value to store
  41         */
  42        int (*set)(struct udevice *dev, u32 rebootmode);
  43};
  44
  45/* Access the operations for a reboot mode device */
  46#define reboot_mode_get_ops(dev) ((struct reboot_mode_ops *)(dev)->driver->ops)
  47
  48/**
  49 * dm_reboot_mode_update() - Update the reboot mode env variable.
  50 *
  51 * @dev:        Device to read from
  52 * @return 0 if OK, -ve on error
  53 */
  54int dm_reboot_mode_update(struct udevice *dev);
  55
  56#endif /* REBOOT_MODE_REBOOT_MODE_H__ */
  57