drm: sun4i: add support for H6 TCON TOP

The TCON TOP on Allwinner H6 SoC is a cut down version of the R40 TCON
TOP, which dropped TCON_TV1 and DSI (which do not exist on H6).

Add support for it.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181104182705.18047-27-jernej.skrabec@siol.net

diff --git a/drivers/gpu/drm/sun4i/sun8i_tcon_top.c b/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
index e94e3fb..fc36e0c 100644 (file)
--- a/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
+++ b/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
@@ -273,12 +273,20 @@ const struct sun8i_tcon_top_quirks sun8i_r40_tcon_top_quirks = {
        .has_dsi        = true,
 };
 
+const struct sun8i_tcon_top_quirks sun50i_h6_tcon_top_quirks = {
+       /* Nothing special */
+};
+
 /* sun4i_drv uses this list to check if a device node is a TCON TOP */
 const struct of_device_id sun8i_tcon_top_of_table[] = {
        {
                .compatible = "allwinner,sun8i-r40-tcon-top",
                .data = &sun8i_r40_tcon_top_quirks
        },
+       {
+               .compatible = "allwinner,sun50i-h6-tcon-top",
+               .data = &sun50i_h6_tcon_top_quirks
+       },
        { /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, sun8i_tcon_top_of_table);