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From:   Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
To:     Rob Herring <robh+dt@kernel.org>,
        Linus Walleij <linus.walleij@linaro.org>
Cc:     punit1.agrawal@toshiba.co.jp, yuji2.ishikawa@toshiba.co.jp,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
        Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
Subject: [PATCH 1/4] dt-bindings: gpio: Add bindings for Toshiba Visconti GPIO Controller
Date:   Thu, 12 Nov 2020 02:25:50 +0900
Message-Id: <20201111172553.1369282-2-nobuhiro1.iwamatsu@toshiba.co.jp>
In-Reply-To: <20201111172553.1369282-1-nobuhiro1.iwamatsu@toshiba.co.jp>
References: <20201111172553.1369282-1-nobuhiro1.iwamatsu@toshiba.co.jp>
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Precedence: bulk

Add bindings for the Toshiba Visconti GPIO Controller.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
---
 .../bindings/gpio/toshiba,gpio-visconti.yaml  | 85 +++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpio/toshiba,gpio-visconti.yaml

diff --git a/Documentation/devicetree/bindings/gpio/toshiba,gpio-visconti.yaml b/Documentation/devicetree/bindings/gpio/toshiba,gpio-visconti.yaml
new file mode 100644
index 000000000000..49356b9b6284
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/toshiba,gpio-visconti.yaml
@@ -0,0 +1,85 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/toshiba,gpio-visconti.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Toshiba Visconti ARM SoCs GPIO controller
+
+maintainers:
+  - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
+
+properties:
+  compatible:
+    items:
+      - const: toshiba,gpio-tmpv7708
+
+  reg:
+    maxItems: 1
+
+  "#gpio-cells":
+    const: 2
+
+  gpio-ranges: truei
+
+  gpio-controller: true
+
+  interrupt-controller: true
+
+  "#interrupt-cells":
+    const: 2
+
+  interrupts:
+    description:
+      interrupt mapping one per GPIO.
+    minItems: 32
+    maxItems: 32
+
+required:
+  - compatible
+  - reg
+  - "#gpio-cells"
+  - gpio-ranges
+  - gpio-controller
+  - interrupt-controller
+  - "#interrupt-cells"
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+      #include <dt-bindings/interrupt-controller/irq.h>
+      #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+      soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        gpio: gpio@28020000 {
+          compatible = "toshiba,gpio-tmpv7708";
+          reg = <0 0x28020000 0 0x1000>;
+          #gpio-cells = <0x2>;
+          gpio-ranges = <&pmux 0 0 32>;
+          gpio-controller;
+          interrupt-controller;
+          #interrupt-cells = <2>;
+          interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>,
+              <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
+        };
+      };
+...
-- 
2.29.2