From: Rajeev Nandan <rajeevny@codeaurora.org>
To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
freedreno@lists.freedesktop.org, devicetree@vger.kernel.org
Cc: Rajeev Nandan <rajeevny@codeaurora.org>,
linux-kernel@vger.kernel.org, robdclark@gmail.com,
dianders@chromium.org, mkrishn@codeaurora.org,
kalyan_t@codeaurora.org, hoegsberg@chromium.org,
abhinavk@codeaurora.org, seanpaul@chromium.org
Subject: [v3 1/2] dt-bindings: backlight: add DisplayPort aux backlight
Date: Mon, 26 Apr 2021 11:29:15 +0530 [thread overview]
Message-ID: <1619416756-3533-2-git-send-email-rajeevny@codeaurora.org> (raw)
In-Reply-To: <1619416756-3533-1-git-send-email-rajeevny@codeaurora.org>
Add bindings for DisplayPort aux backlight driver.
Changes in v2:
- New
Signed-off-by: Rajeev Nandan <rajeevny@codeaurora.org>
---
.../bindings/leds/backlight/dp-aux-backlight.yaml | 49 ++++++++++++++++++++++
1 file changed, 49 insertions(+)
create mode 100644 Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml
diff --git a/Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml
new file mode 100644
index 00000000..0fa8bf0
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/backlight/dp-aux-backlight.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: DisplayPort aux backlight driver bindings
+
+maintainers:
+ - Rajeev Nandan <rajeevny@codeaurora.org>
+
+description:
+ Backlight driver to control the brightness over DisplayPort aux channel.
+
+allOf:
+ - $ref: common.yaml#
+
+properties:
+ compatible:
+ const: dp-aux-backlight
+
+ ddc-i2c-bus:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ A phandle to the system I2C controller connected to the DDC bus used
+ for the DisplayPort AUX channel.
+
+ enable-gpios:
+ maxItems: 1
+ description: GPIO specifier for backlight enable pin.
+
+ max-brightness: true
+
+required:
+ - compatible
+ - ddc-i2c-bus
+
+additionalProperties: false
+
+examples:
+ - |
+ backlight {
+ compatible = "dp-aux-backlight";
+ ddc-i2c-bus = <&sn65dsi86_bridge>;
+ enable-gpios = <&tlmm 12 GPIO_ACTIVE_HIGH>;
+ max-brightness = <2047>;
+ };
+
+...
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Rajeev Nandan <rajeevny@codeaurora.org>
To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
freedreno@lists.freedesktop.org, devicetree@vger.kernel.org
Cc: mkrishn@codeaurora.org, Rajeev Nandan <rajeevny@codeaurora.org>,
linux-kernel@vger.kernel.org, abhinavk@codeaurora.org,
dianders@chromium.org, seanpaul@chromium.org,
kalyan_t@codeaurora.org, hoegsberg@chromium.org
Subject: [v3 1/2] dt-bindings: backlight: add DisplayPort aux backlight
Date: Mon, 26 Apr 2021 11:29:15 +0530 [thread overview]
Message-ID: <1619416756-3533-2-git-send-email-rajeevny@codeaurora.org> (raw)
In-Reply-To: <1619416756-3533-1-git-send-email-rajeevny@codeaurora.org>
Add bindings for DisplayPort aux backlight driver.
Changes in v2:
- New
Signed-off-by: Rajeev Nandan <rajeevny@codeaurora.org>
---
.../bindings/leds/backlight/dp-aux-backlight.yaml | 49 ++++++++++++++++++++++
1 file changed, 49 insertions(+)
create mode 100644 Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml
diff --git a/Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml
new file mode 100644
index 00000000..0fa8bf0
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/backlight/dp-aux-backlight.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/backlight/dp-aux-backlight.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: DisplayPort aux backlight driver bindings
+
+maintainers:
+ - Rajeev Nandan <rajeevny@codeaurora.org>
+
+description:
+ Backlight driver to control the brightness over DisplayPort aux channel.
+
+allOf:
+ - $ref: common.yaml#
+
+properties:
+ compatible:
+ const: dp-aux-backlight
+
+ ddc-i2c-bus:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ A phandle to the system I2C controller connected to the DDC bus used
+ for the DisplayPort AUX channel.
+
+ enable-gpios:
+ maxItems: 1
+ description: GPIO specifier for backlight enable pin.
+
+ max-brightness: true
+
+required:
+ - compatible
+ - ddc-i2c-bus
+
+additionalProperties: false
+
+examples:
+ - |
+ backlight {
+ compatible = "dp-aux-backlight";
+ ddc-i2c-bus = <&sn65dsi86_bridge>;
+ enable-gpios = <&tlmm 12 GPIO_ACTIVE_HIGH>;
+ max-brightness = <2047>;
+ };
+
+...
--
2.7.4
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next prev parent reply other threads:[~2021-04-26 6:00 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-26 5:59 [v3 0/2] drm: Add support for backlight control of eDP panel on ti-sn65dsi86 bridge Rajeev Nandan
2021-04-26 5:59 ` Rajeev Nandan
2021-04-26 5:59 ` Rajeev Nandan [this message]
2021-04-26 5:59 ` [v3 1/2] dt-bindings: backlight: add DisplayPort aux backlight Rajeev Nandan
2021-04-26 21:04 ` Rob Herring
2021-04-26 21:04 ` Rob Herring
2021-04-29 18:04 ` Rob Herring
2021-04-29 18:04 ` Rob Herring
2021-04-29 21:03 ` Doug Anderson
2021-04-29 21:03 ` Doug Anderson
2021-04-30 15:10 ` rajeevny
2021-04-30 15:10 ` rajeevny
2021-04-30 21:38 ` Doug Anderson
2021-04-30 21:38 ` Doug Anderson
2021-05-11 18:11 ` rajeevny
2021-05-11 18:11 ` rajeevny
2021-05-11 22:33 ` Laurent Pinchart
2021-05-11 22:33 ` Laurent Pinchart
2021-05-11 23:17 ` Doug Anderson
2021-05-11 23:17 ` Doug Anderson
2021-05-17 20:21 ` Doug Anderson
2021-05-17 20:21 ` Doug Anderson
2021-05-25 8:03 ` rajeevny
2021-05-25 8:03 ` rajeevny
2021-04-26 5:59 ` [v3 2/2] backlight: Add DisplayPort aux backlight driver Rajeev Nandan
2021-04-26 5:59 ` Rajeev Nandan
2021-04-26 9:49 ` Jani Nikula
2021-04-26 9:49 ` [Intel-gfx] " Jani Nikula
2021-04-26 9:49 ` Jani Nikula
2021-04-26 14:57 ` rajeevny
2021-04-26 14:57 ` [Intel-gfx] " rajeevny
2021-04-26 14:57 ` rajeevny
2021-04-30 18:48 ` Lyude Paul
2021-04-30 18:48 ` Lyude Paul
2021-04-30 18:48 ` [Intel-gfx] " Lyude Paul
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