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