linux-kernel - [PATCH v21 4/5] dt-bindings: fpga: add binding doc for microchip-spi fpga mgr

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Message-Id: <20220621153847.103052-5-i.bornyakov@metrotek.ru>
Date:   Tue, 21 Jun 2022 18:38:46 +0300
From:   Ivan Bornyakov <i.bornyakov@...rotek.ru>
To:     mdf@...nel.org, hao.wu@...el.com, yilun.xu@...el.com,
        trix@...hat.com, corbet@....net
Cc:     Ivan Bornyakov <i.bornyakov@...rotek.ru>,
        conor.dooley@...rochip.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linux-fpga@...r.kernel.org,
        linux-doc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, system@...rotek.ru,
        Rob Herring <robh@...nel.org>
Subject: [PATCH v21 4/5] dt-bindings: fpga: add binding doc for microchip-spi fpga mgr

Add Device Tree Binding doc for Microchip Polarfire FPGA Manager using
slave SPI to load .dat formatted bitstream image.

Signed-off-by: Ivan Bornyakov <i.bornyakov@...rotek.ru>
Reviewed-by: Rob Herring <robh@...nel.org>
Acked-by: Xu Yilun <yilun.xu@...el.com>
---
 .../fpga/microchip,mpf-spi-fpga-mgr.yaml      | 44 +++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml

diff --git a/Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml b/Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml
new file mode 100644
index 000000000000..aee45cb15592
--- /dev/null
+++ b/Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/fpga/microchip,mpf-spi-fpga-mgr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip Polarfire FPGA manager.
+
+maintainers:
+  - Ivan Bornyakov <i.bornyakov@...rotek.ru>
+
+description:
+  Device Tree Bindings for Microchip Polarfire FPGA Manager using slave SPI to
+  load the bitstream in .dat format.
+
+properties:
+  compatible:
+    enum:
+      - microchip,mpf-spi-fpga-mgr
+
+  reg:
+    description: SPI chip select
+    maxItems: 1
+
+  spi-max-frequency: true
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    spi {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            fpga_mgr@0 {
+                    compatible = "microchip,mpf-spi-fpga-mgr";
+                    spi-max-frequency = <20000000>;
+                    reg = <0>;
+            };
+    };
-- 
2.25.1