[PATCH v2 1/2] dt-bindings: display: panel: Add bindings for Tianma nt36672a panel

Sumit Semwal sumit.semwal at linaro.org
Wed Jul 22 05:58:15 UTC 2020


The nt36672a panel from Tianma is a FHD+ panel with a resolution of 1080x2246
and 6.18 inches size. It is found in some of the Poco F1 phones.

Signed-off-by: Sumit Semwal <sumit.semwal at linaro.org>
Change-Id: I401dfbfe23ff2d806c956002f45e349cb9688c16

---
v2: remove ports node, making port at 0 directly under panel at 0 node.
---
 .../display/panel/tianma,nt36672a.yaml        | 104 ++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml b/Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml
new file mode 100644
index 000000000000..cb1799fbbd32
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml
@@ -0,0 +1,104 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/tianma,nt36672a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Tianma model NT36672A DSI Panel display driver
+
+maintainers:
+  - Sumit Semwal <sumit.semwal at linaro.org>
+
+description: |
+  The nt36672a panel from Tianma is a FHD+ LCD display panel with a resolution
+  of 1080x2246. It is a video mode DSI panel.
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    const: tianma,nt36672a
+
+  reg:
+    description: DSI virtual channel of the peripheral
+
+  reset-gpios:
+    description: phandle of gpio for reset line - This should be 8mA, gpio
+      can be configured using mux, pinctrl, pinctrl-names (active high)
+
+  vddio-supply:
+    description: phandle of the regulator that provides the supply voltage
+      Power IC supply
+
+  vddpos-supply:
+    description: phandle of the positive boost supply regulator
+
+  vddneg-supply:
+    description: phandle of the negative boost supply regulator
+
+  pinctrl-names:
+    description: Pinctrl for panel active and suspend
+
+  pinctrl-0:
+    description: Active pinctrls
+
+  pinctrl-1:
+    description: Suspend pinctrls
+
+  port at 0:
+    type: object
+    description: DSI input port driven by master DSI
+    properties:
+      reg:
+        const: 0
+
+    required:
+      - reg
+
+required:
+  - compatible
+  - reg
+  - vddi0-supply
+  - vddpos-supply
+  - vddneg-supply
+  - reset-gpios
+  - pinctrl-names
+  - pinctrl-0
+  - pinctrl-1
+  - port at 0
+
+unevaluatedProperties: false
+
+examples:
+  - |+
+    #include <dt-bindings/gpio/gpio.h>
+    dsi0 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      panel at 0 {
+        compatible = "tianma,nt36672a";
+        reg = <0>;
+        vddi0-supply = <&vreg_l14a_1p88>;
+        vddpos-supply = <&lab>;
+        vddneg-supply = <&ibb>;
+
+        reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
+
+        pinctrl-names = "panel_active", "panel_suspend";
+        pinctrl-0 = <&sde_dsi_active>;
+        pinctrl-1 = <&sde_dsi_suspend>;
+
+        #address-cells = <1>;
+        #size-cells = <0>;
+        port at 0 {
+          reg = <0>;
+          tianma_nt36672a_in_0: endpoint {
+            remote-endpoint = <&dsi0_out>;
+          };
+        };
+      };
+    };
+
+...
-- 
2.27.0



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