Shiv Kumar and his wife Radha, residents of Patancheru town, allegedly thrashed their son with a cane for going out of the house often, police Sub-Inspector Bharat Kumar said.
Some locals saw the boy with bruises on his face, hands and a swollen eye and alerted the police following which they went to his house and took him to a government hospital, he said.
"On a complaint by the district Child Welfare Committee president, a case under sections 323 (causing hurt) and 324 (causing hurt by dangerous weapons or means) of the IPC and section 23 (cruelty to juvenile or child) under the Juvenile Justice Act was registered against the parents," Kumar said.