[PATCH 5/8] drm/sun4i: Add driver support for A80 display pipeline

[Chen-Yu Tsai <wens@xxxxxxxx>]

This patch adds support for the compatible strings of the A80 display
pipeline.

Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
 drivers/gpu/drm/sun4i/sun4i_backend.c |  7 +++++++
 drivers/gpu/drm/sun4i/sun4i_drv.c     | 12 ++++++++++--
 drivers/gpu/drm/sun4i/sun6i_drc.c     |  1 +
 3 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index 092ade4ff6a5..ed36240048d5 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -793,6 +793,9 @@ static const struct sun4i_backend_quirks sun7i_backend_quirks = {
 static const struct sun4i_backend_quirks sun8i_a33_backend_quirks = {
 };
 
+static const struct sun4i_backend_quirks sun9i_backend_quirks = {
+};
+
 static const struct of_device_id sun4i_backend_of_table[] = {
 	{
 		.compatible = "allwinner,sun4i-a10-display-backend",
@@ -814,6 +817,10 @@ static const struct of_device_id sun4i_backend_of_table[] = {
 		.compatible = "allwinner,sun8i-a33-display-backend",
 		.data = &sun8i_a33_backend_quirks,
 	},
+	{
+		.compatible = "allwinner,sun9i-a80-display-backend",
+		.data = &sun9i_backend_quirks,
+	},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, sun4i_backend_of_table);
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index a0f43b81c64c..7f0705ef9f4e 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -176,7 +176,13 @@ static bool sun4i_drv_node_is_frontend(struct device_node *node)
 		of_device_is_compatible(node, "allwinner,sun5i-a13-display-frontend") ||
 		of_device_is_compatible(node, "allwinner,sun6i-a31-display-frontend") ||
 		of_device_is_compatible(node, "allwinner,sun7i-a20-display-frontend") ||
-		of_device_is_compatible(node, "allwinner,sun8i-a33-display-frontend");
+		of_device_is_compatible(node, "allwinner,sun8i-a33-display-frontend") ||
+		of_device_is_compatible(node, "allwinner,sun9i-a80-display-frontend");
+}
+
+static bool sun4i_drv_node_is_deu(struct device_node *node)
+{
+	return of_device_is_compatible(node, "allwinner,sun9i-a80-deu");
 }
 
 static bool sun4i_drv_node_is_supported_frontend(struct device_node *node)
@@ -257,7 +263,8 @@ static int sun4i_drv_add_endpoints(struct device *dev,
 	 * enabled frontend supported by the driver, we add it to our
 	 * component list.
 	 */
-	if (!sun4i_drv_node_is_frontend(node) ||
+	if (!(sun4i_drv_node_is_frontend(node) ||
+	      sun4i_drv_node_is_deu(node)) ||
 	    (sun4i_drv_node_is_supported_frontend(node) &&
 	     of_device_is_available(node))) {
 		/* Add current component */
@@ -361,6 +368,7 @@ static const struct of_device_id sun4i_drv_of_table[] = {
 	{ .compatible = "allwinner,sun8i-a83t-display-engine" },
 	{ .compatible = "allwinner,sun8i-h3-display-engine" },
 	{ .compatible = "allwinner,sun8i-v3s-display-engine" },
+	{ .compatible = "allwinner,sun9i-a80-display-engine" },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, sun4i_drv_of_table);
diff --git a/drivers/gpu/drm/sun4i/sun6i_drc.c b/drivers/gpu/drm/sun4i/sun6i_drc.c
index 09bba853e2a4..b5e071a49045 100644
--- a/drivers/gpu/drm/sun4i/sun6i_drc.c
+++ b/drivers/gpu/drm/sun4i/sun6i_drc.c
@@ -101,6 +101,7 @@ static const struct of_device_id sun6i_drc_of_table[] = {
 	{ .compatible = "allwinner,sun6i-a31-drc" },
 	{ .compatible = "allwinner,sun6i-a31s-drc" },
 	{ .compatible = "allwinner,sun8i-a33-drc" },
+	{ .compatible = "allwinner,sun9i-a80-drc" },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, sun6i_drc_of_table);
-- 
2.16.2

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