* [PATCH v4 31/32] auxdisplay: lcd2s DT binding doc
[not found] <20201005130128.3430804-1-poeschel@lemonage.de>
@ 2020-10-05 13:01 ` poeschel
2020-10-06 21:56 ` Rob Herring
0 siblings, 1 reply; 2+ messages in thread
From: poeschel @ 2020-10-05 13:01 UTC (permalink / raw)
To: Rob Herring, Lars Poeschel, Willy Tarreau, Sam Ravnborg,
Linus Walleij, Arnd Bergmann, Mark Brown, Lubomir Rintel,
Daniel Palmer, Geert Uytterhoeven, allen, Kuninori Morimoto,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
open list
From: Lars Poeschel <poeschel@lemonage.de>
Add a binding doc for the modtronix lcd2s auxdisplay driver. It also
adds modtronix to the list of known vendor-prefixes.
Reviewed-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Lars Poeschel <poeschel@lemonage.de>
---
Changes in v3:
- Fixed make dt_binding_doc errors
Changes in v2:
- Adopted yaml based file format
---
.../bindings/auxdisplay/modtronix,lcd2s.yaml | 58 +++++++++++++++++++
.../devicetree/bindings/vendor-prefixes.yaml | 2 +
2 files changed, 60 insertions(+)
create mode 100644 Documentation/devicetree/bindings/auxdisplay/modtronix,lcd2s.yaml
diff --git a/Documentation/devicetree/bindings/auxdisplay/modtronix,lcd2s.yaml b/Documentation/devicetree/bindings/auxdisplay/modtronix,lcd2s.yaml
new file mode 100644
index 000000000000..a1d55a2634a5
--- /dev/null
+++ b/Documentation/devicetree/bindings/auxdisplay/modtronix,lcd2s.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/auxdisplay/modtronix,lcd2s.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Modtronix engineering LCD2S Character LCD Display
+
+maintainers:
+ - Lars Poeschel <poeschel@lemonage.de>
+
+description:
+ The LCD2S is a Character LCD Display manufactured by Modtronix Engineering.
+ The display supports a serial I2C and SPI interface. The driver currently
+ only supports the I2C interface.
+
+properties:
+ compatible:
+ const: modtronix,lcd2s
+
+ reg:
+ maxItems: 1
+ description:
+ I2C bus address of the display.
+
+ display-height-chars:
+ description: Height of the display, in character cells.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 1
+ maximum: 4
+
+ display-width-chars:
+ description: Width of the display, in character cells.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 16
+ maximum: 20
+
+required:
+ - compatible
+ - reg
+ - display-height-chars
+ - display-width-chars
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ lcd2s: auxdisplay@28 {
+ compatible = "modtronix,lcd2s";
+ reg = <0x28>;
+ display-height-chars = <4>;
+ display-width-chars = <20>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 63996ab03521..a9dd168db6ce 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -667,6 +667,8 @@ patternProperties:
description: MiraMEMS Sensing Technology Co., Ltd.
"^mitsubishi,.*":
description: Mitsubishi Electric Corporation
+ "^modtronix,.*":
+ description: Modtronix Engineering
"^mosaixtech,.*":
description: Mosaix Technologies, Inc.
"^motorola,.*":
--
2.28.0
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