diff options
Diffstat (limited to 'test/dm')
| -rw-r--r-- | test/dm/i2c.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/dm/i2c.c b/test/dm/i2c.c index d74f5f9fbc..74b2097195 100644 --- a/test/dm/i2c.c +++ b/test/dm/i2c.c @@ -304,3 +304,32 @@ static int dm_test_i2c_addr_offset(struct unit_test_state *uts) } DM_TEST(dm_test_i2c_addr_offset, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +static int dm_test_i2c_reg_clrset(struct unit_test_state *uts) +{ + struct udevice *eeprom; + struct udevice *dev; + u8 buf[5]; + + ut_assertok(i2c_get_chip_for_busnum(busnum, chip, 1, &dev)); + + /* Do a transfer so we can find the emulator */ + ut_assertok(dm_i2c_read(dev, 0, buf, 5)); + ut_assertok(uclass_first_device(UCLASS_I2C_EMUL, &eeprom)); + + /* Dummy data for the test */ + ut_assertok(dm_i2c_write(dev, 0, "\xff\x00\xff\x00\x10", 5)); + + /* Do some clrset tests */ + ut_assertok(dm_i2c_reg_clrset(dev, 0, 0xff, 0x10)); + ut_assertok(dm_i2c_reg_clrset(dev, 1, 0x00, 0x11)); + ut_assertok(dm_i2c_reg_clrset(dev, 2, 0xed, 0x00)); + ut_assertok(dm_i2c_reg_clrset(dev, 3, 0xff, 0x13)); + ut_assertok(dm_i2c_reg_clrset(dev, 4, 0x00, 0x14)); + + ut_assertok(dm_i2c_read(dev, 0, buf, 5)); + ut_asserteq_mem("\x10\x11\x12\x13\x14", buf, sizeof(buf)); + + return 0; +} +DM_TEST(dm_test_i2c_reg_clrset, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); |