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From: Artur Rojek <contact@artur-rojek.eu>
To: Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Paul Cercueil <paul@crapouillou.net>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Pavel Nadein <pavelnadein@gmail.com>
Cc: Pavel Nadein <pasha-net@narod.ru>,
	linux-spi@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org
Subject: [5.16][PATCH 1/3] dt-bindings: spi: Document Ingenic SPI controller bindings
Date: Tue, 31 Aug 2021 01:01:37 +0200	[thread overview]
Message-ID: <20210830230139.21476-2-contact@artur-rojek.eu> (raw)
In-Reply-To: <20210830230139.21476-1-contact@artur-rojek.eu>

From: Paul Cercueil <paul@crapouillou.net>

Add a documentation file to describe the Device Tree bindings for the
SPI controller found in Ingenic SoCs.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
---
 .../devicetree/bindings/spi/ingenic,spi.yaml  | 72 +++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/spi/ingenic,spi.yaml

diff --git a/Documentation/devicetree/bindings/spi/ingenic,spi.yaml b/Documentation/devicetree/bindings/spi/ingenic,spi.yaml
new file mode 100644
index 000000000000..cf56cc484b19
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/ingenic,spi.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/ingenic,spi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ingenic SoCs SPI controller devicetree bindings
+
+maintainers:
+  - Artur Rojek <contact@artur-rojek.eu>
+  - Paul Cercueil <paul@crapouillou.net>
+
+allOf:
+  - $ref: /schemas/spi/spi-controller.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - enum:
+          - ingenic,jz4750-spi
+          - ingenic,jz4780-spi
+      - items:
+          - enum:
+              - ingenic,jz4760-spi
+              - ingenic,jz4770-spi
+          - const: ingenic,jz4750-spi
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  dmas:
+    maxItems: 2
+    minItems: 2
+
+  dma-names:
+    items:
+      - const: rx
+      - const: tx
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - dmas
+  - dma-names
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/jz4770-cgu.h>
+    spi@10043000 {
+      compatible = "ingenic,jz4770-spi", "ingenic,jz4750-spi";
+      reg = <0x10043000 0x1c>;
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      interrupt-parent = <&intc>;
+      interrupts = <8>;
+
+      clocks = <&cgu JZ4770_CLK_SSI0>;
+
+      dmas = <&dmac1 23 0xffffffff>, <&dmac1 22 0xffffffff>;
+      dma-names = "rx", "tx";
+    };
-- 
2.33.0


  reply	other threads:[~2021-08-30 23:02 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-30 23:01 [5.16][PATCH 0/3] Support for Ingenic JZ47xx SPI controller Artur Rojek
2021-08-30 23:01 ` Artur Rojek [this message]
2021-08-30 23:18   ` [5.16][PATCH 1/3] dt-bindings: spi: Document Ingenic SPI controller bindings Artur Rojek
2021-09-01  1:36   ` Rob Herring
2021-08-30 23:01 ` [5.16][PATCH 2/3] SPI: add Ingenic JZ47xx driver Artur Rojek
2021-08-30 23:01 ` [5.16][PATCH 3/3] MIPS: JZ4780: CI20: DTS: add SPI controller config Artur Rojek
2021-09-13 10:53 ` [5.16][PATCH 0/3] Support for Ingenic JZ47xx SPI controller Mark Brown

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