drm/mediatek: add non-continuous clock mode and EOT packet control

This patch will update dsi clock control method.
1. dsi non-continue clock mode will enhance antistatic effect for panel
2. EOT packet control will judge whether dsi send end of packet or not
by customize

Signed-off-by: shaoming chen <shaoming.chen@mediatek.com>
Signed-off-by: YT Shen <yt.shen@mediatek.com>
Acked-by: CK Hu <ck.hu@mediatek.com>

diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 2e2cc3a..09528e2 100644 (file)
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -431,6 +431,9 @@ static void mtk_dsi_rxtx_control(struct mtk_dsi *dsi)
                break;
        }
 
+       tmp_reg |= (dsi->mode_flags & MIPI_DSI_CLOCK_NON_CONTINUOUS) << 6;
+       tmp_reg |= (dsi->mode_flags & MIPI_DSI_MODE_EOT_PACKET) >> 3;
+
        writel(tmp_reg, dsi->regs + DSI_TXRX_CTRL);
 }