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    Subject[v1] drm/arm/mali-dp: Disable checking for required pixel clock rate
    Date
    Disable checking for required pixel clock rate if ARCH_LAYERSCPAE
    is enable.

    Signed-off-by: Alison Wang <alison.wang@nxp.com>
    Signed-off-by: Wen He <wen.he_1@nxp.com>
    ---
    change in description:
    - This check that only supported one pixel clock required clock rate
    compare with dts node value. but we have supports 4 pixel clock
    for ls1028a board.
    drivers/gpu/drm/arm/malidp_crtc.c | 2 ++
    1 file changed, 2 insertions(+)

    diff --git a/drivers/gpu/drm/arm/malidp_crtc.c b/drivers/gpu/drm/arm/malidp_crtc.c
    index 56aad288666e..bb79223d9981 100644
    --- a/drivers/gpu/drm/arm/malidp_crtc.c
    +++ b/drivers/gpu/drm/arm/malidp_crtc.c
    @@ -36,11 +36,13 @@ static enum drm_mode_status malidp_crtc_mode_valid(struct drm_crtc *crtc,

    if (req_rate) {
    rate = clk_round_rate(hwdev->pxlclk, req_rate);
    +#ifndef CONFIG_ARCH_LAYERSCAPE
    if (rate != req_rate) {
    DRM_DEBUG_DRIVER("pxlclk doesn't support %ld Hz\n",
    req_rate);
    return MODE_NOCLOCK;
    }
    +#endif
    }

    return MODE_OK;
    --
    2.17.1
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