• Chris Zhong's avatar
    drm/rockchip: cdn-dp: add cdn DP support for rk3399 · 1a0f7ed3
    Chris Zhong authored
    Add support for cdn DP controller which is embedded in the rk3399
    SoCs. The DP is compliant with DisplayPort Specification,
    Version 1.3, This IP is compatible with the rockchip type-c PHY IP.
    There is a uCPU in DP controller, it need a firmware to work,
    please put the firmware file to /lib/firmware/rockchip/dptx.bin. The
    uCPU in charge of aux communication and link training, the host use
    mailbox to communicate with the ucpu.
    The dclk pin_pol of vop must not be invert for DP.
    Signed-off-by: default avatarChris Zhong <zyw@rock-chips.com>
    [seanpaul fixed up some races between the worker and modeset]
    [seanpaul squashed ~15 commits from chromium.org gerrit]
    Signed-off-by: default avatarSean Paul <seanpaul@chromium.org>
    [groeck fixed compilation errors when building as module]
    Signed-off-by: default avatarGuenter Roeck <groeck@chromium.org>
    1a0f7ed3
rockchip_vop_reg.c 14.4 KB