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[32/43] dt-bindings: gpio: Add DT bindings ep93xx gpio

Message ID 20230424123522.18302-33-nikita.shubin@maquefel.me
State New
Headers show
Series ep93xx device tree conversion | expand

Commit Message

Nikita Shubin April 24, 2023, 12:34 p.m. UTC 
Add YAML bindings for ep93xx SoC.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
---
 .../devicetree/bindings/gpio/gpio-ep93xx.yaml | 161 ++++++++++++++++++
 1 file changed, 161 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpio/gpio-ep93xx.yaml
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Patch

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@linaro.org>
+  - Bartosz Golaszewski <brgl@bgdev.pl>
+  - Nikita Shubin <nikita.shubin@maquefel.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@80840000 {
+                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@80840004 {
+                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@80840008 {
+                compatible = "cirrus,ep9301-gpio";
+                chip-label = "C";
+                reg = <0x80840008 0x04>,
+                      <0x80840018 0x04>;
+                reg-names = "data", "dir";
+                gpio-controller;
+                #gpio-cells = <2>;
+        };
+
+        gpio3: gpio@8084000c {
+                compatible = "cirrus,ep9301-gpio";
+                chip-label = "D";
+                reg = <0x8084000c 0x04>,
+                      <0x8084001c 0x04>;
+                reg-names = "data", "dir";
+                gpio-controller;
+                #gpio-cells = <2>;
+        };
+
+        gpio4: gpio@80840020 {
+                compatible = "cirrus,ep9301-gpio";
+                chip-label = "E";
+                reg = <0x80840020 0x04>,
+                      <0x80840024 0x04>;
+                reg-names = "data", "dir";
+                gpio-controller;
+                #gpio-cells = <2>;
+        };
+
+        gpio5: gpio@80840030 {
+                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@80840038 {
+                compatible = "cirrus,ep9301-gpio";
+                chip-label = "G";
+                reg = <0x80840038 0x04>,
+                      <0x8084003c 0x04>;
+                reg-names = "data", "dir";
+                gpio-controller;
+                #gpio-cells = <2>;
+        };
+
+        gpio7: gpio@80840040 {
+                compatible = "cirrus,ep9301-gpio";
+                chip-label = "H";
+                reg = <0x80840040 0x04>,
+                      <0x80840044 0x04>;
+                reg-names = "data", "dir";
+                gpio-controller;
+                #gpio-cells = <2>;
+        };
+
+...