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Message-ID: <20221124204807.1593241-2-mmkurbanov@sberdevices.ru>
Date: Thu, 24 Nov 2022 23:48:06 +0300
From: Martin Kurbanov <mmkurbanov@...rdevices.ru>
To: Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Jonathan Corbet <corbet@....net>,
Andy Shevchenko <andy.shevchenko@...il.com>
CC: <linux-leds@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>,
<kernel@...rdevices.ru>,
Martin Kurbanov <mmkurbanov@...rdevices.ru>
Subject: [PATCH v1 1/2] dt-bindings: leds: add binding for aw200xx
Add YAML devicetree binding for AWINIC AW20036/AW20052/AW20074
led driver.
Signed-off-by: Martin Kurbanov <mmkurbanov@...rdevices.ru>
---
.../bindings/leds/leds-aw200xx.yaml | 110 ++++++++++++++++++
include/dt-bindings/leds/leds-aw200xx.h | 48 ++++++++
2 files changed, 158 insertions(+)
create mode 100644 Documentation/devicetree/bindings/leds/leds-aw200xx.yaml
create mode 100644 include/dt-bindings/leds/leds-aw200xx.h
diff --git a/Documentation/devicetree/bindings/leds/leds-aw200xx.yaml b/Documentation/devicetree/bindings/leds/leds-aw200xx.yaml
new file mode 100644
index 000000000000..3bdadcbc2ee2
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/leds-aw200xx.yaml
@@ -0,0 +1,110 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/leds-aw200xx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AWINIC AW200XX LED Driver
+
+maintainers:
+ - Martin Kurbanov <mmkurbanov@...rdevices.ru>
+
+description: |
+ This controller is present on AW20036/AW20054/AW20072.
+ It is a 3x12/6x9/6x12 matrix LED driver programmed via
+ an I2C interface, up to 36/54/72 LEDs or 12/18/24 RGBs,
+ 3 pattern controllers for auto breathing or group dimming control.
+
+ For more product information please see the link below:
+ aw20036 - https://www.awinic.com/Public/Uploads/uploadfile/files/20200509/20200509151532_5eb65894d205a.pdf
+ aw20054 - https://www.awinic.com/Public/Uploads/uploadfile/files/20200509/20200509151602_5eb658b2b77cb.pdf
+ aw20072 - https://www.awinic.com/Public/Uploads/uploadfile/files/20200509/20200509151754_5eb659227a145.pdf
+
+properties:
+ compatible:
+ enum:
+ - awinic,aw20036
+ - awinic,aw20054
+ - awinic,aw20072
+
+ reg:
+ maxItems: 1
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ interrupts:
+ maxItems: 1
+
+ display-size:
+ maxItems: 1
+ description:
+ Leds matrix size, see dt-bindings/leds/leds-aw200xx.h
+
+ imax:
+ maxItems: 1
+ description:
+ Maximum supply current, see dt-bindings/leds/leds-aw200xx.h
+
+patternProperties:
+ "^led@[0-9a-f]$":
+ type: object
+ $ref: common.yaml#
+
+ properties:
+ reg:
+ description:
+ LED number
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - "#address-cells"
+ - "#size-cells"
+ - display-size
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/leds/common.h>
+ #include <dt-bindings/leds/leds-aw200xx.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led-controller@3a {
+ compatible = "awinic,aw20036";
+ reg = <0x3a>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-parent = <&gpio_intc>;
+ interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
+
+ display-size = <AW20036_DSIZE_3X12>;
+ imax = <AW200XX_IMAX_60MA>;
+
+ led@0 {
+ reg = <0x0>;
+ color = <LED_COLOR_ID_RED>;
+ };
+
+ led@1 {
+ reg = <0x1>;
+ color = <LED_COLOR_ID_GREEN>;
+ };
+
+ led@2 {
+ reg = <0x2>;
+ color = <LED_COLOR_ID_BLUE>;
+ };
+ };
+ };
+
+...
diff --git a/include/dt-bindings/leds/leds-aw200xx.h b/include/dt-bindings/leds/leds-aw200xx.h
new file mode 100644
index 000000000000..6b2ba4c3c6b1
--- /dev/null
+++ b/include/dt-bindings/leds/leds-aw200xx.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/**
+ * This header provides constants for aw200xx LED bindings.
+ *
+ * Copyright (c) 2022, SberDevices. All Rights Reserved.
+ *
+ * Author: Martin Kurbanov <mmkurbanov@...rdevices.ru>
+ */
+#ifndef _DT_BINDINGS_LEDS_AW200XX_H
+#define _DT_BINDINGS_LEDS_AW200XX_H
+
+/* Global max current (IMAX) */
+#define AW200XX_IMAX_3_3MA 8
+#define AW200XX_IMAX_6_7MA 9
+#define AW200XX_IMAX_10MA 0
+#define AW200XX_IMAX_13_3MA 11
+#define AW200XX_IMAX_20MA 1
+#define AW200XX_IMAX_26_7MA 13
+#define AW200XX_IMAX_30MA 2
+#define AW200XX_IMAX_40MA 3
+#define AW200XX_IMAX_53_3MA 15
+#define AW200XX_IMAX_60MA 4
+#define AW200XX_IMAX_80MA 5
+#define AW200XX_IMAX_120MA 6
+#define AW200XX_IMAX_160MA 7
+
+/* Display size for aw20036 */
+#define AW20036_DSIZE_1X12 0
+#define AW20036_DSIZE_2X12 1
+#define AW20036_DSIZE_3X12 2
+
+/* Display size for aw20054 */
+#define AW20054_DSIZE_1X9 0
+#define AW20054_DSIZE_2X9 1
+#define AW20054_DSIZE_3X9 2
+#define AW20054_DSIZE_4X9 3
+#define AW20054_DSIZE_5X9 4
+#define AW20054_DSIZE_6X9 5
+
+/* Display size for aw20072 */
+#define AW20072_DSIZE_1X12 0
+#define AW20072_DSIZE_2X12 1
+#define AW20072_DSIZE_3X12 2
+#define AW20072_DSIZE_4X12 3
+#define AW20072_DSIZE_5X12 4
+#define AW20072_DSIZE_6X12 5
+
+#endif /* !_DT_BINDINGS_LEDS_AW200XX_H */
--
2.38.1
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