GPIO issue

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dear fellows:
I have the following problem:I have an OSK (5912 dev board) and I written a device driver that doesthe following:
omap_request_gpio(8);omap_request_gpio(11);
omap_set_gpio_direction(8,1);omap_set_gpio_direction(11, 1);
omap_set_gpio_dataout(8, 0);omap_set_gpio_dataout(11, 1);

But none of this pins are driving signals, please someone can help mewith this minimal issue.
-- ------------------------------------------------------------------------------Thanks && RegardsM.Sc. B.Sc. Luís Vitório CargniniIEEE MemberElectrical Engineer Faculty @ PUCRSIpiranga Avenue, 6681 – Building 30P.O. Box: 90619-900 – Porto Alegre/RSPhone: +55 51 3320 3500  extension: 7696---------------------------------------------------------------------------------��.n��������+%������w��{.n�����{�������ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f


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