1 // SPDX-License-Identifier: GPL-2.0+
14 /* macros copied over from mdio_sandbox.c */
15 #define SANDBOX_PHY_ADDR 5
16 #define SANDBOX_PHY_REG_CNT 2
18 /* test using 1st register, 0 */
19 #define SANDBOX_PHY_REG 0
21 #define TEST_REG_VALUE 0xabcd
23 static int dm_test_mdio(struct unit_test_state *uts)
30 ut_assertok(uclass_get(UCLASS_MDIO, &uc));
32 ut_assertok(uclass_get_device_by_name(UCLASS_MDIO, "mdio-test", &dev));
34 ops = mdio_get_ops(dev);
35 ut_assertnonnull(ops);
36 ut_assertnonnull(ops->read);
37 ut_assertnonnull(ops->write);
39 ut_assertok(ops->write(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
40 SANDBOX_PHY_REG, TEST_REG_VALUE));
41 reg = ops->read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
43 ut_asserteq(reg, TEST_REG_VALUE);
45 ut_assert(ops->read(dev, SANDBOX_PHY_ADDR + 1, MDIO_DEVAD_NONE,
46 SANDBOX_PHY_REG) != 0);
48 ut_assertok(ops->reset(dev));
49 reg = ops->read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
56 DM_TEST(dm_test_mdio, DM_TESTF_SCAN_FDT);