Ethernet:merge

        commit ef484d18a6b5cf82b47c364fc6b30b5432aec9b2
        Author: cz <cz@rock-chips.com>
        Date:   Tue Nov 12 13:16:40 2013 +0800

        ethernet: supplement for e0adf9f6dc09fd0ec91d1dbb1ed4901dc979150b

        commit e0adf9f6dc09fd0ec91d1dbb1ed4901dc979150b
        Author: cz <cz@rock-chips.com>
        Date:   Tue Nov 12 11:59:16 2013 +0800

        ethernet: make sure invoke regulator_enable and regulator_disable in pair
优化USB Camera 帧率及色彩
fb: fix rk_fb_wait_for_vsync_thread crash when power up.
Merge branch 'radxa/mirror/rockchip' into rockchip-3.0