C_CAN_TEST_REG
[C_CAN_TEST_REG] = 0x14,
[C_CAN_TEST_REG] = 0x0A,
priv->write_reg(priv, C_CAN_TEST_REG, TEST_LBACK | TEST_SILENT);
priv->write_reg(priv, C_CAN_TEST_REG, TEST_LBACK);
priv->write_reg(priv, C_CAN_TEST_REG, TEST_SILENT);