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 <log.h>
   9 #include <malloc.h>
  10 #include <reset.h>
  11 #include <dm/test.h>
  12 #include <asm/reset.h>
  13 #include <test/ut.h>
  14
  15 /* This must match the specifier for mbox-names="test" in the DT node */
  16 #define TEST_RESET_ID 2
  17
  18 /* This is the other reset phandle specifier handled by bulk */
  19 #define OTHER_RESET_ID 2
  20
  21 /* Base test of the reset uclass */
  22 static int dm_test_reset_base(struct unit_test_state *uts)
  23 {
  24         struct udevice *dev;
  25         struct reset_ctl reset_method1;
  26         struct reset_ctl reset_method2;
  27
  28         /* Get the device using the reset device */
  29         ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
  30                                               &dev));
  31
  32         /* Get the same reset port in 2 different ways and compare */
  33         ut_assertok(reset_get_by_index(dev, 1, &reset_method1));
  34         ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 1,
  35                                              &reset_method2));
  36         ut_asserteq(reset_method1.id, reset_method2.id);
  37
  38         return 0;
  39 }
  40
  41 DM_TEST(dm_test_reset_base, DM_TESTF_SCAN_FDT);
  42
  43 static int dm_test_reset(struct unit_test_state *uts)
  44 {
  45         struct udevice *dev_reset;
  46         struct udevice *dev_test;
  47
  48         ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
  49                                               &dev_reset));
  50         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  51
  52         ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
  53                                               &dev_test));
  54         ut_assertok(sandbox_reset_test_get(dev_test));
  55
  56         ut_assertok(sandbox_reset_test_assert(dev_test));
  57         ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  58
  59         ut_assertok(sandbox_reset_test_deassert(dev_test));
  60         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  61
  62         ut_assertok(sandbox_reset_test_free(dev_test));
  63
  64         return 0;
  65 }
  66 DM_TEST(dm_test_reset, DM_TESTF_SCAN_FDT);
  67
  68 static int dm_test_reset_bulk(struct unit_test_state *uts)
  69 {
  70         struct udevice *dev_reset;
  71         struct udevice *dev_test;
  72
  73         ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
  74                                               &dev_reset));
  75         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  76         ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  77
  78         ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
  79                                               &dev_test));
  80         ut_assertok(sandbox_reset_test_get_bulk(dev_test));
  81
  82         ut_assertok(sandbox_reset_test_assert_bulk(dev_test));
  83         ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  84         ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  85
  86         ut_assertok(sandbox_reset_test_deassert_bulk(dev_test));
  87         ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  88         ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  89
  90         ut_assertok(sandbox_reset_test_release_bulk(dev_test));
  91         ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
  92         ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
  93
  94         return 0;
  95 }
  96 DM_TEST(dm_test_reset_bulk, DM_TESTF_SCAN_FDT);