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From:   Pavo Banicevic <pavo.banicevic@sartura.hr>
To:     linux-doc@vger.kernel.org, linux-leds@vger.kernel.org,
        devicetree@vger.kernel.org, linux-hwmon@vger.kernel.org,
        linux-kernel@vger.kernel.org, geert+renesas@glider.be,
        Max.Merchel@tq-group.com, linux@rempel-privat.de, daniel@0x0f.com,
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        krzysztof.kozlowski@canonical.com, pavo.banicevic@sartura.hr,
        corbet@lwn.net, lee.jones@linaro.org, pavel@ucw.cz,
        robh+dt@kernel.org, linux@roeck-us.net, jdelvare@suse.com,
        goran.medic@sartura.hr, luka.perkov@sartura.hr,
        luka.kovacic@sartura.hr
Cc:     Robert Marko <robert.marko@sartura.hr>
Subject: [PATCH v8 1/7] dt-bindings: Add IEI vendor prefix and IEI WT61P803 PUZZLE driver bindings
Date:   Mon,  5 Jul 2021 15:49:33 +0200
Message-Id: <20210705134939.28691-2-pavo.banicevic@sartura.hr>
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From: Luka Kovacic <luka.kovacic@sartura.hr>

Add the IEI WT61P803 PUZZLE Device Tree bindings for MFD, HWMON and LED
drivers. A new vendor prefix is also added accordingly for
IEI Integration Corp.

Signed-off-by: Luka Kovacic <luka.kovacic@sartura.hr>
Signed-off-by: Pavo Banicevic <pavo.banicevic@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Cc: Robert Marko <robert.marko@sartura.hr>
---
 .../hwmon/iei,wt61p803-puzzle-hwmon.yaml      | 53 ++++++++++++
 .../leds/iei,wt61p803-puzzle-leds.yaml        | 44 ++++++++++
 .../bindings/mfd/iei,wt61p803-puzzle.yaml     | 82 +++++++++++++++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
 4 files changed, 181 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwmon/iei,wt61p803-puzzle-hwmon.yaml
 create mode 100644 Documentation/devicetree/bindings/leds/iei,wt61p803-puzzle-leds.yaml
 create mode 100644 Documentation/devicetree/bindings/mfd/iei,wt61p803-puzzle.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/iei,wt61p803-puzzle-hwmon.yaml b/Documentation/devicetree/bindings/hwmon/iei,wt61p803-puzzle-hwmon.yaml
new file mode 100644
index 000000000000..c24a24e90495
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/iei,wt61p803-puzzle-hwmon.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/iei,wt61p803-puzzle-hwmon.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IEI WT61P803 PUZZLE MCU HWMON module from IEI Integration Corp.
+
+maintainers:
+  - Luka Kovacic <luka.kovacic@sartura.hr>
+
+description: |
+  This module is a part of the IEI WT61P803 PUZZLE MFD device. For more details
+  see Documentation/devicetree/bindings/mfd/iei,wt61p803-puzzle.yaml.
+
+  The HWMON module is a sub-node of the MCU node in the Device Tree.
+
+properties:
+  compatible:
+    const: iei,wt61p803-puzzle-hwmon
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+patternProperties:
+  "^fan-group@[0-1]$":
+    type: object
+    properties:
+      reg:
+        minimum: 0
+        maximum: 1
+        description:
+          Fan group ID
+
+      cooling-levels:
+        minItems: 1
+        maxItems: 255
+        description:
+          Cooling levels for the fans (PWM value mapping)
+    description: |
+      Properties for each fan group.
+    required:
+      - reg
+
+required:
+  - compatible
+  - "#address-cells"
+  - "#size-cells"
+
+additionalProperties: false
diff --git a/Documentation/devicetree/bindings/leds/iei,wt61p803-puzzle-leds.yaml b/Documentation/devicetree/bindings/leds/iei,wt61p803-puzzle-leds.yaml
new file mode 100644
index 000000000000..dc3e39aafd3e
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/iei,wt61p803-puzzle-leds.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/iei,wt61p803-puzzle-leds.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IEI WT61P803 PUZZLE MCU LED module from IEI Integration Corp.
+
+maintainers:
+  - Luka Kovacic <luka.kovacic@sartura.hr>
+
+description: |
+  This module is a part of the IEI WT61P803 PUZZLE MFD device. For more details
+  see Documentation/devicetree/bindings/mfd/iei,wt61p803-puzzle.yaml.
+
+  The LED module is a sub-node of the MCU node in the Device Tree.
+
+properties:
+  compatible:
+    const: iei,wt61p803-puzzle-leds
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  "led@0":
+    type: object
+    $ref: common.yaml
+    description: |
+      Properties for a single LED.
+    properties:
+      reg:
+        description:
+          Index of the LED. Only one LED is supported at the moment.
+        const: 0
+
+required:
+  - compatible
+  - "#address-cells"
+  - "#size-cells"
+
+additionalProperties: false
diff --git a/Documentation/devicetree/bindings/mfd/iei,wt61p803-puzzle.yaml b/Documentation/devicetree/bindings/mfd/iei,wt61p803-puzzle.yaml
new file mode 100644
index 000000000000..2452631505cc
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/iei,wt61p803-puzzle.yaml
@@ -0,0 +1,82 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/iei,wt61p803-puzzle.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IEI WT61P803 PUZZLE MCU from IEI Integration Corp.
+
+maintainers:
+  - Luka Kovacic <luka.kovacic@sartura.hr>
+
+description: |
+  IEI WT61P803 PUZZLE MCU is embedded in some IEI Puzzle series boards.
+  It's used for controlling system power states, fans, LEDs and temperature
+  sensors.
+
+  For Device Tree bindings of other sub-modules (HWMON, LEDs) refer to the
+  binding documents under the respective subsystem directories.
+
+properties:
+  compatible:
+    const: iei,wt61p803-puzzle
+
+  current-speed:
+    description:
+      Serial bus speed in bps
+    maxItems: 1
+
+  enable-beep: true
+
+  hwmon:
+    $ref: ../hwmon/iei,wt61p803-puzzle-hwmon.yaml
+
+  leds:
+    $ref: ../leds/iei,wt61p803-puzzle-leds.yaml
+
+required:
+  - compatible
+  - current-speed
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/leds/common.h>
+    serial {
+        mcu {
+            compatible = "iei,wt61p803-puzzle";
+            current-speed = <115200>;
+            enable-beep;
+
+            leds {
+                compatible = "iei,wt61p803-puzzle-leds";
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                led@0 {
+                    reg = <0>;
+                    function = LED_FUNCTION_POWER;
+                    color = <LED_COLOR_ID_BLUE>;
+                };
+            };
+
+            hwmon {
+                compatible = "iei,wt61p803-puzzle-hwmon";
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                fan-group@0 {
+                    #cooling-cells = <2>;
+                    reg = <0x00>;
+                    cooling-levels = <64 102 170 230 250>;
+                };
+
+                fan-group@1 {
+                    #cooling-cells = <2>;
+                    reg = <0x01>;
+                    cooling-levels = <64 102 170 230 250>;
+                };
+            };
+        };
+    };
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index b868cefc7c55..e02b6d6eb568 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -509,6 +509,8 @@ patternProperties:
     description: IC Plus Corp.
   "^idt,.*":
     description: Integrated Device Technologies, Inc.
+  "^iei,.*":
+    description: IEI Integration Corp.
   "^ifi,.*":
     description: Ingenieurburo Fur Ic-Technologie (I/F/I)
   "^ilitek,.*":
-- 
2.31.1