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