Electronic Arts (NSDQ: ERTS) has released its second quarter earnings (PaidContent has details)—of interest to the mobile world is that EA Mobile brought in revenues of $44 million, an increase of 33 percent year-on-year. It’s also an increase of 4.8 percent sequentially. It has been steadily increasing its revenue by $2-3 million each quarter, giving a boost to the whole mobility section. PSP games brought in 57 million, a 171 percent increase year-on-year (although it fell by 17 percent sequentially) and Nintendo DS brought in $21 million, a fall of 16 percent year-on-year and a fall of 41 percent sequentially. Mobile makes up 36 percent of EA’s mobility division this quarter, and 5.5 percent of EA’s total revenue.

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Matt adds: From the call: EA Mobile has launched three games for the iPhone already – Tetris, Scrabble and Soduku – and plans to launch additional games for the platform by the end of the current quarter. Overall, the mobile games division plans to launch eight titles for wireless platforms during the quarter. Otherwise, little was said about mobile. The bulk of the call was pegged around the company’s new focus on Nintendo’s Wii platform and the game publisher’s sports division.