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From: Peter Ujfalusi <peter.ujfalusi@ti.com>
To: <airlied@linux.ie>, <daniel@ffwll.ch>, <robh+dt@kernel.org>,
	<mark.rutland@arm.com>, <a.hajda@samsung.com>,
	<narmstrong@baylibre.com>
Cc: <tomi.valkeinen@ti.com>, <dri-devel@lists.freedesktop.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<Laurent.pinchart@ideasonboard.com>, <jonas@kwiboo.se>,
	<jernej.skrabec@siol.net>
Subject: [PATCH v3 1/2] dt-bindings: display: bridge: Add documentation for Toshiba tc358768
Date: Mon, 27 Jan 2020 12:56:33 +0200	[thread overview]
Message-ID: <20200127105634.7638-2-peter.ujfalusi@ti.com> (raw)
In-Reply-To: <20200127105634.7638-1-peter.ujfalusi@ti.com>

TC358768/TC358778 is a Parallel RGB to MIPI DSI bridge.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
 .../display/bridge/toshiba,tc358768.yaml      | 158 ++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
new file mode 100644
index 000000000000..8dd8cca39a77
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
@@ -0,0 +1,158 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/toshiba,tc358768.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Toschiba TC358768/TC358778 Parallel RGB to MIPI DSI bridge
+
+maintainers:
+  - Peter Ujfalusi <peter.ujfalusi@ti.com>
+
+description: |
+  The TC358768/TC358778 is bridge device which converts RGB to DSI.
+
+properties:
+  compatible:
+    enum:
+      - toshiba,tc358768
+      - toshiba,tc358778
+
+  reg:
+    maxItems: 1
+    description: base I2C address of the device
+
+  reset-gpios:
+    maxItems: 1
+    description: GPIO connected to active low RESX pin
+
+  vddc-supply:
+    description: Regulator for 1.2V internal core power.
+
+  vddmipi-supply:
+    description: Regulator for 1.2V for the MIPI.
+
+  vddio-supply:
+    description: Regulator for 1.8V - 3.3V IO power.
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: refclk
+
+  ports:
+    type: object
+
+    properties:
+      "#address-cells":
+        const: 1
+
+      "#size-cells":
+        const: 0
+
+      port@0:
+        type: object
+        additionalProperties: false
+
+        description: |
+          Video port for RGB input
+
+        properties:
+          reg:
+            const: 0
+
+        patternProperties:
+          endpoint:
+            type: object
+            additionalProperties: false
+
+            properties:
+              data-lines:
+                enum: [ 16, 18, 24 ]
+
+              remote-endpoint: true
+
+        required:
+          - reg
+
+      port@1:
+        type: object
+        additionalProperties: false
+
+        description: |
+          Video port for DSI output (panel or connector).
+
+        properties:
+          reg:
+            const: 1
+
+        patternProperties:
+          endpoint:
+            type: object
+            additionalProperties: false
+
+            properties:
+              remote-endpoint: true
+
+        required:
+          - reg
+
+    required:
+      - "#address-cells"
+      - "#size-cells"
+      - port@0
+      - port@1
+
+required:
+  - compatible
+  - reg
+  - vddc-supply
+  - vddmipi-supply
+  - vddio-supply
+  - ports
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c1 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      dsi_bridge: tc358768@0e {
+        compatible = "toshiba,tc358768";
+        reg = <0x0e>;
+
+        clocks = <&tc358768_refclk>;
+        clock-names = "refclk";
+
+        /* GPIO line is inverted before going to the bridge */
+        reset-gpios = <&pcf_display_board 0 1 /* GPIO_ACTIVE_LOW */>;
+
+        vddc-supply = <&v1_2d>;
+        vddmipi-supply = <&v1_2d>;
+        vddio-supply = <&v3_3d>;
+
+        dsi_bridge_ports: ports {
+          #address-cells = <1>;
+          #size-cells = <0>;
+
+          port@0 {
+            reg = <0>;
+            rgb_in: endpoint {
+              remote-endpoint = <&dpi_out>;
+              data-lines = <24>;
+            };
+          };
+
+          port@1 {
+            reg = <1>;
+            dsi_out: endpoint {
+              remote-endpoint = <&lcd_in>;
+            };
+          };
+        };
+      };
+    };
+    
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki


  reply	other threads:[~2020-01-27 10:56 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-27 10:56 [PATCH v3 0/2] drm/bridge: Support for Toshiba tc358768 RGB to DSI bridge Peter Ujfalusi
2020-01-27 10:56 ` Peter Ujfalusi [this message]
2020-01-27 18:49   ` [PATCH v3 1/2] dt-bindings: display: bridge: Add documentation for Toshiba tc358768 Rob Herring
2020-01-28 10:14     ` Peter Ujfalusi
2020-01-27 10:56 ` [PATCH v3 2/2] drm/bridge: Add tc358768 driver Peter Ujfalusi
2020-01-27 11:59   ` Peter Ujfalusi
2020-01-30  8:20   ` Andrzej Hajda
2020-01-31 10:35     ` Peter Ujfalusi

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