Tony Hill, the Dallas Cowboys' all-time leader in pass receiving yardage, signed a two-year contract with the San Francisco 49ers.

Hill, 31, left the 49ers' training camp after signing to return to Texas for personal matters. He is scheduled to practice with his new team Monday, Coach Bill Walsh said . . .

New York Jets quarterback Ken O'Brien did not report to training camp after failing to agree on a new contract. O'Brien is entering the final year of a $1.6 million, four-year contract he signed after his first-round selection in the 1983 draft. The contract would pay him $578,000 this season . . .

Los Angeles Raiders linebacker Jerry Robinson was charged with one felony count each of possession of cocaine and possession of codeine, as well as three misdemeanors, stemming from his arrest July 16 after he sped through the scene of a traffic accident. Free on $2,500 bail, he is scheduled for arraignment Aug. 18 in South Bay Municipal Court . . .

John Riggins is scheduled to be the analyst on the Redskins' final preseason telecast on WTTG-TV-5, Sept. 5 at 9 p.m. against the Los Angeles Rams at Anaheim Stadium. Riggins will fill in for Joe Theismann; Dick Stockton will handle play-by-play . . .

Todd Valenzuela of Alexandria says he will go to jail rather than obey a court order to return five Washington Redskins season tickets to his mother.

Suzanne Valenzuela sued her son, 21, claiming the George Mason University student stole her season tickets. Circuit Court Judge Donald Kent ruled that Valenzuela must give the tickets to his mother within 10 days or risk a citation for contempt of court.

"So be it," the young Valenzuela said. "If it comes down to it, I'll go to jail."