dt-bindings: nvmem: convert mtk-efuse.txt to YAML schema
authorChunfeng Yun <chunfeng.yun@mediatek.com>
Wed, 6 Jul 2022 10:06:24 +0000 (11:06 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 8 Jul 2022 13:45:05 +0000 (15:45 +0200)
Convert mtk-efuse.txt to YAML schema mediatek,efuse.yaml

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20220706100627.6534-5-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Documentation/devicetree/bindings/nvmem/mediatek,efuse.yaml [new file with mode: 0644]
Documentation/devicetree/bindings/nvmem/mtk-efuse.txt [deleted file]

diff --git a/Documentation/devicetree/bindings/nvmem/mediatek,efuse.yaml b/Documentation/devicetree/bindings/nvmem/mediatek,efuse.yaml
new file mode 100644 (file)
index 0000000..f6e01dd
--- /dev/null
@@ -0,0 +1,87 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvmem/mediatek,efuse.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek efuse
+
+description: |
+  MediaTek's efuse is used for storing calibration data, it can be accessed
+  on ARM devices usiong I/O mapped memory.
+
+maintainers:
+  - Andrew-CT Chen <andrew-ct.chen@mediatek.com>
+  - Lala Lin <lala.lin@mediatek.com>
+
+allOf:
+  - $ref: "nvmem.yaml#"
+
+properties:
+  $nodename:
+    pattern: "^efuse@[0-9a-f]+$"
+
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - mediatek,mt7622-efuse
+              - mediatek,mt7623-efuse
+              - mediatek,mt8173-efuse
+              - mediatek,mt8192-efuse
+              - mediatek,mt8195-efuse
+              - mediatek,mt8516-efuse
+          - const: mediatek,efuse
+      - const: mediatek,mt8173-efuse
+        deprecated: true
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    efuse@11c10000 {
+        compatible = "mediatek,mt8195-efuse", "mediatek,efuse";
+        reg = <0x11c10000 0x1000>;
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        u3_tx_imp_p0: usb3-tx-imp@184,1 {
+            reg = <0x184 0x1>;
+            bits = <0 5>;
+        };
+        u3_rx_imp_p0: usb3-rx-imp@184,2 {
+            reg = <0x184 0x2>;
+            bits = <5 5>;
+        };
+        u3_intr_p0: usb3-intr@185 {
+            reg = <0x185 0x1>;
+            bits = <2 6>;
+        };
+        comb_tx_imp_p1: usb3-tx-imp@186,1 {
+            reg = <0x186 0x1>;
+            bits = <0 5>;
+        };
+        comb_rx_imp_p1: usb3-rx-imp@186,2 {
+            reg = <0x186 0x2>;
+            bits = <5 5>;
+        };
+        comb_intr_p1: usb3-intr@187 {
+            reg = <0x187 0x1>;
+            bits = <2 6>;
+        };
+        u2_intr_p0: usb2-intr-p0@188,1 {
+            reg = <0x188 0x1>;
+            bits = <0 5>;
+        };
+        u2_intr_p1: usb2-intr-p1@188,2 {
+            reg = <0x188 0x2>;
+            bits = <5 5>;
+        };
+    };
diff --git a/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt b/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
deleted file mode 100644 (file)
index 39d5295..0000000
+++ /dev/null
@@ -1,43 +0,0 @@
-= Mediatek MTK-EFUSE device tree bindings =
-
-This binding is intended to represent MTK-EFUSE which is found in most Mediatek SOCs.
-
-Required properties:
-- compatible: should be
-             "mediatek,mt7622-efuse", "mediatek,efuse": for MT7622
-             "mediatek,mt7623-efuse", "mediatek,efuse": for MT7623
-             "mediatek,mt8173-efuse" or "mediatek,efuse": for MT8173
-             "mediatek,mt8192-efuse", "mediatek,efuse": for MT8192
-             "mediatek,mt8195-efuse", "mediatek,efuse": for MT8195
-             "mediatek,mt8516-efuse", "mediatek,efuse": for MT8516
-- reg: Should contain registers location and length
-- bits: contain the bits range by offset and size
-
-= Data cells =
-Are child nodes of MTK-EFUSE, bindings of which as described in
-bindings/nvmem/nvmem.txt
-
-Example:
-
-       efuse: efuse@10206000 {
-               compatible = "mediatek,mt8173-efuse";
-               reg        = <0 0x10206000 0 0x1000>;
-               #address-cells = <1>;
-               #size-cells = <1>;
-
-               /* Data cells */
-               thermal_calibration: calib@528 {
-                       reg = <0x528 0xc>;
-               };
-       };
-
-= Data consumers =
-Are device nodes which consume nvmem data cells.
-
-For example:
-
-       thermal {
-               ...
-               nvmem-cells = <&thermal_calibration>;
-               nvmem-cell-names = "calibration";
-       };