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Message-Id: <20221128130025.23184-2-zhuyinbo@loongson.cn>
Date: Mon, 28 Nov 2022 21:00:25 +0800
From: Yinbo Zhu <zhuyinbo@...ngson.cn>
To: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Wolfram Sang <wsa@...nel.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Florian Fainelli <f.fainelli@...il.com>,
Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
Jean Delvare <jdelvare@...e.de>,
William Zhang <william.zhang@...adcom.com>,
Conor Dooley <conor.dooley@...rochip.com>,
Jan Dabros <jsd@...ihalf.com>,
Tharun Kumar P <tharunkumar.pasumarthi@...rochip.com>,
Phil Edworthy <phil.edworthy@...esas.com>,
Sam Protsenko <semen.protsenko@...aro.org>,
Tyrone Ting <kfting@...oton.com>,
Philipp Zabel <p.zabel@...gutronix.de>,
linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Yinbo Zhu <zhuyinbo@...ngson.cn>
Cc: Rob Herring <robh@...nel.org>
Subject: [PATCH v2 2/2] dt-bindings: i2c: add loongson i2c
Add the Loongson platform i2c binding with DT schema format using
json-schema.
Signed-off-by: Yinbo Zhu <zhuyinbo@...ngson.cn>
Reviewed-by: Rob Herring <robh@...nel.org>
---
Change in v2:
1. Removed the "#address-cells" and "#size-cells" in requied.
2. Add the reviewed-by information.
.../bindings/i2c/loongson,ls-i2c.yaml | 47 +++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 48 insertions(+)
create mode 100644 Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
diff --git a/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml b/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
new file mode 100644
index 000000000000..0e4aee9146f3
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/loongson,ls-i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson I2C controller
+
+maintainers:
+ - Yinbo Zhu <zhuyinbo@...ngson.cn>
+
+allOf:
+ - $ref: /schemas/i2c/i2c-controller.yaml#
+
+properties:
+ compatible:
+ enum:
+ - loongson,ls2k-i2c
+ - loongson,ls7a-i2c
+
+ interrupts:
+ maxItems: 1
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ i2c0: i2c@...21000 {
+ compatible = "loongson,ls2k-i2c";
+ reg = <0x1fe21000 0x8>;
+ interrupt-parent = <&liointc0>;
+ interrupts = <22 IRQ_TYPE_LEVEL_LOW>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins_default>;
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 95f26184e17c..9f70f4997afc 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -12062,6 +12062,7 @@ LOONGSON I2C DRIVER
M: Yinbo Zhu <zhuyinbo@...ngson.cn>
L: linux-i2c@...r.kernel.org
S: Maintained
+F: Documentation/devicetree/bindings/i2c/loongson,ls-i2c.yaml
F: drivers/i2c/busses/i2c-loongson.c
LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
--
2.31.1
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