H6 has DW HDMI 2.0b controller v2.12a.
It supports 4K at 60 Hz and HDCP 2.2.
Reviewed-by: Chen-Yu Tsai <wens@xxxxxxxx>
Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxx>
---
drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
index e9e93f174b35..0306a51e1b35 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
@@ -43,6 +43,17 @@ sun8i_dw_hdmi_mode_valid_a83t(struct drm_connector *connector,
return MODE_OK;
}
+static enum drm_mode_status
+sun8i_dw_hdmi_mode_valid_h6(struct drm_connector *connector,
+ const struct drm_display_mode *mode)
+{
+ /* This is max for HDMI 2.0b (4K@60Hz) */
+ if (mode->clock > 594000)
+ return MODE_CLOCK_HIGH;
+
+ return MODE_OK;
+}
+
static bool sun8i_dw_hdmi_node_is_tcon_top(struct device_node *node)
{
return IS_ENABLED(CONFIG_DRM_SUN8I_TCON_TOP) &&
@@ -240,11 +251,19 @@ static const struct sun8i_dw_hdmi_quirks sun8i_a83t_quirks = {
.set_rate = true,
};
+static const struct sun8i_dw_hdmi_quirks sun50i_h6_quirks = {
+ .mode_valid = sun8i_dw_hdmi_mode_valid_h6,
+};
+
static const struct of_device_id sun8i_dw_hdmi_dt_ids[] = {
{
.compatible = "allwinner,sun8i-a83t-dw-hdmi",
.data = &sun8i_a83t_quirks,
},
+ {
+ .compatible = "allwinner,sun50i-h6-dw-hdmi",
+ .data = &sun50i_h6_quirks,
+ },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, sun8i_dw_hdmi_dt_ids);
--
2.19.0
