hdmi:rk3288/rk3368: No need to reset tmdsclk in uboot mode.

If hdcp is enalbed, reset tmdsclk in uboot mode will make hdcp unstable,
which make sink check hdcp failed and show black picture.

Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>

diff --git a/drivers/video/rockchip/hdmi/rockchip-hdmiv2/rockchip_hdmiv2_hw.c b/drivers/video/rockchip/hdmi/rockchip-hdmiv2/rockchip_hdmiv2_hw.c
index ae940159c67002170d7d9f842167809d8fd0e6eb..5d8cec28558216348738ec45589a515d342a9716 100755 (executable)
--- a/drivers/video/rockchip/hdmi/rockchip-hdmiv2/rockchip_hdmiv2_hw.c
+++ b/drivers/video/rockchip/hdmi/rockchip-hdmiv2/rockchip_hdmiv2_hw.c
@@ -690,8 +690,9 @@ static int rockchip_hdmiv2_video_framecomposer(struct hdmi *hdmi_drv,
         */
        hdmi_writel(hdmi_dev, FC_EXCTRLSPAC,
                    (hdmi_dev->tmdsclk/1000) * 50 / (256 * 512));
-       hdmi_msk_reg(hdmi_dev, MC_SWRSTZREQ,
-                    m_TMDS_SWRST, v_TMDS_SWRST(0));
+       if (!hdmi_drv->uboot)
+               hdmi_msk_reg(hdmi_dev, MC_SWRSTZREQ,
+                            m_TMDS_SWRST, v_TMDS_SWRST(0));
 #if 0
        /*Set PreambleFilter*/
        for (i = 0; i < 3; i++) {