linux-kernel - [PATCH 3/3] dt-bindings: nvmem: Add bindings doc for Sunplus OCOTP driver

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Date:   Wed, 23 Feb 2022 22:35:02 +0000
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org,
        Vincent Shih <vincent.sunplus@...il.com>,
        Rob Herring <robh@...nel.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH 3/3] dt-bindings: nvmem: Add bindings doc for Sunplus OCOTP driver

From: Vincent Shih <vincent.sunplus@...il.com>

Add bindings doc for Sunplus OCOTP driver

Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Vincent Shih <vincent.sunplus@...il.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 .../bindings/nvmem/sunplus,sp7021-ocotp.yaml  | 86 +++++++++++++++++++
 MAINTAINERS                                   |  1 +
 2 files changed, 87 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml

diff --git a/Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml b/Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml
new file mode 100644
index 000000000000..4b28f37dfb67
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml
@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Co., Ltd. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvmem/sunplus,sp7021-ocotp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: On-Chip OTP Memory for Sunplus SP7021
+
+maintainers:
+  - Vincent Shih <vincent.sunplus@...il.com>
+
+allOf:
+  - $ref: "nvmem.yaml#"
+
+properties:
+  compatible:
+    const: sunplus,sp7021-ocotp
+
+  reg:
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: hb_gpio
+      - const: otprx
+
+  clocks:
+    maxItems: 1
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 1
+
+  thermal-calibration:
+    type: object
+    description: thermal calibration values
+
+  disconnect-voltage:
+    type: object
+    description: disconnect voltages of usb2 port 0 and port 1
+
+  mac-address0:
+    type: object
+    description: MAC address of ethernet port 0
+
+  mac-address1:
+    type: object
+    description: MAC address of ethernet port 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/sp-sp7021.h>
+
+    otp: otp@...0af00 {
+        compatible = "sunplus,sp7021-ocotp";
+        reg = <0x9c00af00 0x34>, <0x9c00af80 0x58>;
+        reg-names = "hb_gpio", "otprx";
+        clocks = <&clks OTPRX>;
+
+        #address-cells = <1>;
+        #size-cells = <1>;
+        therm_calib: thermal-calibration@14 {
+          reg = <0x14 0x3>;
+        };
+        disc_vol: disconnect-voltage@18 {
+          reg = <0x18 0x2>;
+        };
+        mac_addr0: mac-address0@34 {
+          reg = <0x34 0x6>;
+        };
+        mac_addr1: mac-address1@3a {
+          reg = <0x3a 0x6>;
+        };
+    };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 534772dfc3ef..507697a11838 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -18494,6 +18494,7 @@ F:	drivers/rtc/rtc-sunplus.c
 SUNPLUS OCOTP DRIVER
 M:	Vincent Shih <vincent.sunplus@...il.com>
 S:	Maintained
+F:	Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml
 F:	drivers/nvmem/sunplus-ocotp.c
 
 SUPERH
-- 
2.21.0