[PATCH v2 11/18] drm/sun4i: Add A83T support

Add support for the A83T display pipeline.

Reviewed-by: Chen-Yu Tsai <redacted>
Signed-off-by: Maxime Ripard <redacted>
---
 Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 3 +++
 drivers/gpu/drm/sun4i/sun4i_drv.c                             | 2 ++
 drivers/gpu/drm/sun4i/sun4i_tcon.c                            | 5 +++++
 drivers/gpu/drm/sun4i/sun8i_mixer.c                           | 4 ++++
 4 files changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt

b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index
d4259a4f5171..d6b52e5c48c0 100644

--- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
+++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt

@@ -93,6 +93,7 @@ Required properties:
    * allwinner,sun6i-a31s-tcon
    * allwinner,sun7i-a20-tcon
    * allwinner,sun8i-a33-tcon
+   * allwinner,sun8i-a83t-tcon-lcd
    * allwinner,sun8i-v3s-tcon
  - reg: base address and size of memory-mapped region
  - interrupts: interrupt associated to this IP

@@ -224,6 +225,7 @@ supported.

 Required properties:
   - compatible: value must be one of:
+    * allwinner,sun8i-a83t-de2-mixer

     * allwinner,sun8i-v3s-de2-mixer
   - reg: base address and size of the memory-mapped region.
   - clocks: phandles to the clocks feeding the mixer

@@ -253,6 +255,7 @@ Required properties:
     * allwinner,sun6i-a31s-display-engine
     * allwinner,sun7i-a20-display-engine
     * allwinner,sun8i-a33-display-engine
+    * allwinner,sun8i-a83t-display-engine
     * allwinner,sun8i-v3s-display-engine

   - allwinner,pipelines: list of phandle to the display engine

diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c

b/drivers/gpu/drm/sun4i/sun4i_drv.c index 75c76cdd82bc..c418be2f22be 100644

--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c

@@ -193,6 +193,7 @@ static bool sun4i_drv_node_is_tcon(struct device_node

*node) of_device_is_compatible(node, "allwinner,sun6i-a31s-tcon") ||
 		of_device_is_compatible(node, "allwinner,sun7i-a20-tcon") ||
 		of_device_is_compatible(node, "allwinner,sun8i-a33-tcon") ||
+		of_device_is_compatible(node, "allwinner,sun8i-a83t-tcon-lcd") ||
 		of_device_is_compatible(node, "allwinner,sun8i-v3s-tcon");
 }

@@ -353,6 +354,7 @@ static const struct of_device_id sun4i_drv_of_table[] =

{ { .compatible = "allwinner,sun6i-a31s-display-engine" },
 	{ .compatible = "allwinner,sun7i-a20-display-engine" },
 	{ .compatible = "allwinner,sun8i-a33-display-engine" },
+	{ .compatible = "allwinner,sun8i-a83t-display-engine" },
 	{ .compatible = "allwinner,sun8i-v3s-display-engine" },
 	{ }
 };

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c

b/drivers/gpu/drm/sun4i/sun4i_tcon.c index 46ce6daa0b1a..871df75793a9
100644

--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c

@@ -1132,6 +1132,10 @@ static const struct sun4i_tcon_quirks

sun8i_a33_quirks = { .has_lvds_pll		= true,
 };

+static const struct sun4i_tcon_quirks sun8i_a83t_quirks = {
+	/* nothing is supported */
+};
+
 static const struct sun4i_tcon_quirks sun8i_v3s_quirks = {
 	/* nothing is supported */
 };

@@ -1143,6 +1147,7 @@ static const struct of_device_id sun4i_tcon_of_table[]

= { { .compatible = "allwinner,sun6i-a31s-tcon", .data = &sun6i_a31s_quirks
}, { .compatible = "allwinner,sun7i-a20-tcon", .data = &sun7i_a20_quirks },
{ .compatible = "allwinner,sun8i-a33-tcon", .data = &sun8i_a33_quirks },
+	{ .compatible = "allwinner,sun8i-a83t-tcon-lcd", .data =
&sun8i_a83t_quirks }, { .compatible = "allwinner,sun8i-v3s-tcon", .data =
&sun8i_v3s_quirks }, { }
 };

diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c

b/drivers/gpu/drm/sun4i/sun8i_mixer.c index 44d5e639ebb2..5a1376965270
100644

--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c

@@ -395,6 +395,10 @@ static const struct sun8i_mixer_cfg sun8i_v3s_mixer_cfg

= {

 static const struct of_device_id sun8i_mixer_of_table[] = {
 	{
+		.compatible = "allwinner,sun8i-a83t-de2-mixer",
+		.data = &sun8i_v3s_mixer_cfg,
+	},
+	{