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Date: Mon, 24 Apr 2023 15:34:48 +0300
From: Nikita Shubin <nikita.shubin@...uefel.me>
To: unlisted-recipients:; (no To-header on input)
Cc: Arnd Bergmann <arnd@...nel.org>, Linus Walleij <linusw@...nel.org>,
Alexander Sverdlin <alexander.sverdlin@...il.com>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 32/43] dt-bindings: gpio: Add DT bindings ep93xx gpio
Add YAML bindings for ep93xx SoC.
Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
---
.../devicetree/bindings/gpio/gpio-ep93xx.yaml | 161 ++++++++++++++++++
1 file changed, 161 insertions(+)
create mode 100644 Documentation/devicetree/bindings/gpio/gpio-ep93xx.yaml
diff --git a/Documentation/devicetree/bindings/gpio/gpio-ep93xx.yaml b/Documentation/devicetree/bindings/gpio/gpio-ep93xx.yaml
new file mode 100644
index 000000000000..4cf03c325d39
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/gpio-ep93xx.yaml
@@ -0,0 +1,161 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/gpio-ep93xx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: EP93xx GPIO controller
+
+maintainers:
+ - Linus Walleij <linus.walleij@...aro.org>
+ - Bartosz Golaszewski <brgl@...ev.pl>
+ - Nikita Shubin <nikita.shubin@...uefel.me>
+
+properties:
+ compatible:
+ const: cirrus,ep9301-gpio
+
+ chip-label:
+ maxItems: 1
+ description: human readable name.
+
+ reg:
+ minItems: 2
+ items:
+ - description: data register
+ - description: direction register
+ - description: interrupt registers base
+
+ reg-names:
+ minItems: 2
+ items:
+ - const: data
+ - const: dir
+ - const: intr
+
+ gpio-controller: true
+
+ gpio-ranges: true
+
+ "#gpio-cells":
+ const: 2
+
+ interrupt-controller: true
+
+ "#interrupt-cells":
+ const: 2
+
+ interrupts:
+ items:
+ - const: 27
+
+ interrupts-extended:
+ minItems: 8
+ maxItems: 8
+ description: port F has dedicated irq line for each gpio line.
+
+required:
+ - compatible
+ - reg
+ - gpio-controller
+ - "#gpio-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ gpio0: gpio@...40000 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "A";
+ reg = <0x80840000 0x04>,
+ <0x80840010 0x04>,
+ <0x80840090 0x1c>;
+ reg-names = "data", "dir", "intr";
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ interrupt-parent = <&vic1>;
+ interrupts = <27>;
+ };
+
+ gpio1: gpio@...40004 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "B";
+ reg = <0x80840004 0x04>,
+ <0x80840014 0x04>,
+ <0x808400ac 0x1c>;
+ reg-names = "data", "dir", "intr";
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ interrupt-parent = <&vic1>;
+ interrupts = <27>;
+ };
+
+ gpio2: gpio@...40008 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "C";
+ reg = <0x80840008 0x04>,
+ <0x80840018 0x04>;
+ reg-names = "data", "dir";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio3: gpio@...4000c {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "D";
+ reg = <0x8084000c 0x04>,
+ <0x8084001c 0x04>;
+ reg-names = "data", "dir";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio4: gpio@...40020 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "E";
+ reg = <0x80840020 0x04>,
+ <0x80840024 0x04>;
+ reg-names = "data", "dir";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio5: gpio@...40030 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "F";
+ reg = <0x80840030 0x04>,
+ <0x80840034 0x04>,
+ <0x8084004c 0x1c>;
+ reg-names = "data", "dir", "intr";
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ interrupts-extended = <&vic0 19>, <&vic0 20>,
+ <&vic0 21>, <&vic0 22>,
+ <&vic1 15>, <&vic1 16>,
+ <&vic1 17>, <&vic1 18>;
+ };
+
+ gpio6: gpio@...40038 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "G";
+ reg = <0x80840038 0x04>,
+ <0x8084003c 0x04>;
+ reg-names = "data", "dir";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio7: gpio@...40040 {
+ compatible = "cirrus,ep9301-gpio";
+ chip-label = "H";
+ reg = <0x80840040 0x04>,
+ <0x80840044 0x04>;
+ reg-names = "data", "dir";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+...
--
2.39.2
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