test/dm/reset.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) 2016, NVIDIA CORPORATION.
   4  */
   5
   6 #include <common.h>
   7 #include <dm.h>
   8 #include <reset.h>
   9 #include <dm/test.h>
  10 #include <asm/reset.h>
  11 #include <test/ut.h>
  12
  13 /* This must match the specifier for mbox-names="test" in the DT node */
  14 #define TEST_RESET_ID 2
  15
  16 /* This is the other reset phandle specifier handled by bulk */
  17 #define OTHER_RESET_ID 2
  18
  19 /* Base test of the reset uclass */
  20 static int dm_test_reset_base(struct unit_test_state *uts)
  21 {
  22         struct udevice *dev;
  23         struct reset_ctl reset_method1;
  24         struct reset_ctl reset_method2;
  25
  26         /* Get the device using the reset device */
  27         ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
  28                                               &dev));
  29
  30         /* Get the same reset port in 2 different ways and compare */
  31         ut_assertok(reset_get_by_index(dev, 1, &reset_method1));
  32         ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 1,
  33                                              &reset_method2));
  34         ut_asserteq(reset_method1.id, reset_method2.id);
  35
  36         return 0;
  37 }
  38
  39 DM_TEST(dm_test_reset_base, DM_TESTF_SCAN_FDT);
  40
  41 static int dm_test_reset(struct unit_test_state *uts)
  42 {
  43         struct udevice *dev_reset;
  44         struct udevice *dev_test;
  45
  46         ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
  47                                               &dev_reset));
  48         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  49
  50         ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
  51                                               &dev_test));
  52         ut_assertok(sandbox_reset_test_get(dev_test));
  53
  54         ut_assertok(sandbox_reset_test_assert(dev_test));
  55         ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  56
  57         ut_assertok(sandbox_reset_test_deassert(dev_test));
  58         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  59
  60         ut_assertok(sandbox_reset_test_free(dev_test));
  61
  62         return 0;
  63 }
  64 DM_TEST(dm_test_reset, DM_TESTF_SCAN_FDT);
  65
  66 static int dm_test_reset_bulk(struct unit_test_state *uts)
  67 {
  68         struct udevice *dev_reset;
  69         struct udevice *dev_test;
  70
  71         ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
  72                                               &dev_reset));
  73         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  74         ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  75
  76         ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
  77                                               &dev_test));
  78         ut_assertok(sandbox_reset_test_get_bulk(dev_test));
  79
  80         ut_assertok(sandbox_reset_test_assert_bulk(dev_test));
  81         ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  82         ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  83
  84         ut_assertok(sandbox_reset_test_deassert_bulk(dev_test));
  85         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  86         ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  87
  88         ut_assertok(sandbox_reset_test_release_bulk(dev_test));
  89         ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  90         ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  91
  92         return 0;
  93 }
  94 DM_TEST(dm_test_reset_bulk, DM_TESTF_SCAN_FDT);