drivers/reset/sandbox-reset-test.c

   1 /*
   2  * Copyright (c) 2016, NVIDIA CORPORATION.
   3  *
   4  * SPDX-License-Identifier: GPL-2.0
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <reset.h>
  10 #include <asm/io.h>
  11 #include <asm/reset.h>
  12
  13 struct sandbox_reset_test {
  14         struct reset_ctl ctl;
  15 };
  16
  17 int sandbox_reset_test_get(struct udevice *dev)
  18 {
  19         struct sandbox_reset_test *sbrt = dev_get_priv(dev);
  20
  21         return reset_get_by_name(dev, "test", &sbrt->ctl);
  22 }
  23
  24 int sandbox_reset_test_assert(struct udevice *dev)
  25 {
  26         struct sandbox_reset_test *sbrt = dev_get_priv(dev);
  27
  28         return reset_assert(&sbrt->ctl);
  29 }
  30
  31 int sandbox_reset_test_deassert(struct udevice *dev)
  32 {
  33         struct sandbox_reset_test *sbrt = dev_get_priv(dev);
  34
  35         return reset_deassert(&sbrt->ctl);
  36 }
  37
  38 int sandbox_reset_test_free(struct udevice *dev)
  39 {
  40         struct sandbox_reset_test *sbrt = dev_get_priv(dev);
  41
  42         return reset_free(&sbrt->ctl);
  43 }
  44
  45 static const struct udevice_id sandbox_reset_test_ids[] = {
  46         { .compatible = "sandbox,reset-ctl-test" },
  47         { }
  48 };
  49
  50 U_BOOT_DRIVER(sandbox_reset_test) = {
  51         .name = "sandbox_reset_test",
  52         .id = UCLASS_MISC,
  53         .of_match = sandbox_reset_test_ids,
  54         .priv_auto_alloc_size = sizeof(struct sandbox_reset_test),
  55 };