The newspaper said Escobar, acquired from Atlanta last July in the Alex Gonzalez trade, avoided arbitration by agreeing to a $2.9 million deal.
Escobar, 28, hit .275 with a .340 on-base percentage and 32 runs scored in 60 games with Toronto.
He has a .289 career batting average with 33 homers and 199 RBI in 506 games.
Camp, 35, was 4-3 with a 2.99 earned run average and two saves in 70 appearances last season. He will be paid $2.25 million in 2011.
Janssen, 29, was 5-2 with a 3.67 ERA in 56 relief appearances in 2010. He will earn $1.1 million this coming season.
Litsch went 1-5 with a 5.79 ERA in nine starts last year before a labral tear in his hip required season-ending surgery. He will be paid $830,000.