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From:   Yinbo Zhu <zhuyinbo@loongson.cn>
To:     Linus Walleij <linus.walleij@linaro.org>,
        Bartosz Golaszewski <brgl@bgdev.pl>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        WANG Xuerui <kernel@xen0n.name>,
        Jiaxun Yang <jiaxun.yang@flygoat.com>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        Juxin Gao <gaojuxin@loongson.cn>,
        Bibo Mao <maobibo@loongson.cn>,
        Yanteng Si <siyanteng@loongson.cn>, linux-gpio@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        loongarch@lists.linux.dev, linux-mips@vger.kernel.org,
        Arnaud Patard <apatard@mandriva.com>,
        Huacai Chen <chenhuacai@kernel.org>,
        Yinbo Zhu <zhuyinbo@loongson.cn>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v10 2/2] dt-bindings: gpio: add loongson gpio
Date:   Thu,  1 Dec 2022 20:32:20 +0800
Message-Id: <20221201123220.7893-2-zhuyinbo@loongson.cn>
In-Reply-To: <20221201123220.7893-1-zhuyinbo@loongson.cn>
References: <20221201123220.7893-1-zhuyinbo@loongson.cn>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Add the Loongson platform gpio binding with DT schema format using
json-schema.

Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
Change in v10:
		1. NO change, but other patch in this series of patches set has
		   change.
Change in v9:
		1. NO change, but other patch in this series of patches set has
		   change.
Change in v8:
		1. NO change, but other patch in this series of patches set has
		   change.
Change in v7:
		1. NO change, but other patch in this series of patches set has
		   change.
Change in v6:
		1. NO change, but other patch in this series of patches set has
		   change.
Change in v5:
		1. NO change, but other patch in this series of patches set has
		   change.
Change in v4:
		1. Remove the string "series".
		2. Add the reviewed-by information.
Change in v3:
		1. Separate some changes of MAINTAINERS file and enter the first patch.
Change in v2:
		1. Drop "loongson,gpio_base" and "gpio-ranges" will cover it.
		1. Drop "loongson,conf_offset", "loongson,out_offset", "loongson,in_offset",
		   "loongson,support_irq" and kernel driver will initial them that depend
		   compatible in kernel.
		3. Fixup maintainer for this driver.

 .../bindings/gpio/loongson,ls-gpio.yaml       | 126 ++++++++++++++++++
 MAINTAINERS                                   |   1 +
 2 files changed, 127 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml

diff --git a/Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml b/Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml
new file mode 100644
index 000000000000..fb86e8ce6349
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml
@@ -0,0 +1,126 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/loongson,ls-gpio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson GPIO controller.
+
+maintainers:
+  - Yinbo Zhu <zhuyinbo@loongson.cn>
+
+properties:
+  compatible:
+    enum:
+      - loongson,ls2k-gpio
+      - loongson,ls7a-gpio
+
+  reg:
+    maxItems: 1
+
+  ngpios:
+    minimum: 1
+    maximum: 64
+
+  "#gpio-cells":
+    const: 2
+
+  gpio-controller: true
+
+  gpio-ranges: true
+
+  interrupts:
+    minItems: 1
+    maxItems: 64
+
+required:
+  - compatible
+  - reg
+  - ngpios
+  - "#gpio-cells"
+  - gpio-controller
+  - gpio-ranges
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    gpio0: gpio@1fe00500 {
+      compatible = "loongson,ls2k-gpio";
+      reg = <0x1fe00500 0x38>;
+      ngpios = <64>;
+      #gpio-cells = <2>;
+      gpio-controller;
+      gpio-ranges = <&pctrl 0 0 15>,
+                    <&pctrl 16 16 15>,
+                    <&pctrl 32 32 10>,
+                    <&pctrl 44 44 20>;
+      interrupt-parent = <&liointc1>;
+      interrupts = <28 IRQ_TYPE_LEVEL_LOW>,
+                   <29 IRQ_TYPE_LEVEL_LOW>,
+                   <30 IRQ_TYPE_LEVEL_LOW>,
+                   <30 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <26 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <>,
+                   <>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>,
+                   <27 IRQ_TYPE_LEVEL_LOW>;
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 2203d90bb2cb..2f3b1584db11 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -12169,6 +12169,7 @@ LOONGSON GPIO DRIVER
 M:	Yinbo Zhu <zhuyinbo@loongson.cn>
 L:	linux-gpio@vger.kernel.org
 S:	Maintained
+F:	Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml
 F:	drivers/gpio/gpio-loongson-64bit.c
 
 LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
-- 
2.20.1