linux-kernel - [PATCH v2 1/2] dt-bindings: spi: add Amlogic Meson A1 SPI controller

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Date:   Tue, 28 Mar 2023 00:13:50 +0300
From:   Martin Kurbanov <mmkurbanov@...rdevices.ru>
To:     Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
CC:     <linux-spi@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-amlogic@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <kernel@...rdevices.ru>,
        Martin Kurbanov <mmkurbanov@...rdevices.ru>
Subject: [PATCH v2 1/2] dt-bindings: spi: add Amlogic Meson A1 SPI controller

Add YAML devicetree Amlogic Meson A113L (A1 family) SPIFC Driver.

This patch has dependencies on the A1 clock series which is still under
review - https://lore.kernel.org/all/20230321193014.26349-1-ddrokosov@sberdevices.ru/

Signed-off-by: Martin Kurbanov <mmkurbanov@...rdevices.ru>
---
 .../bindings/spi/amlogic,meson-a1-spifc.yaml  | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/spi/amlogic,meson-a1-spifc.yaml

diff --git a/Documentation/devicetree/bindings/spi/amlogic,meson-a1-spifc.yaml b/Documentation/devicetree/bindings/spi/amlogic,meson-a1-spifc.yaml
new file mode 100644
index 000000000000..d2b1c754a6e1
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/amlogic,meson-a1-spifc.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/amlogic,meson-a1-spifc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Amlogic Meson A1 SPI Flash Controller
+
+maintainers:
+  - Martin Kurbanov <mmkurbanov@...rdevices.ru>
+
+allOf:
+  - $ref: spi-controller.yaml#
+
+properties:
+  compatible:
+    enum:
+      - amlogic,meson-a1-spifc
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/amlogic,a1-clkc.h>
+    spi@...00400 {
+        compatible = "amlogic,meson-a1-spifc";
+        reg = <0xfd000400 0x290>;
+        clocks = <&clkc_periphs CLKID_SPIFC>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+    };
-- 
2.40.0