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Subject[PATCH 3/9] dt-bindings: crypto: Add DT bindings documentation for sun8i-ce Crypto Engine
Date
This patch adds documentation for Device-Tree bindings for the
Crypto Engine cryptographic accelerator driver.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
---
.../bindings/crypto/allwinner,sun8i-ce.yaml | 84 +++++++++++++++++++
1 file changed, 84 insertions(+)
create mode 100644 Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml

diff --git a/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml
new file mode 100644
index 000000000000..bd8ccedd6059
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml
@@ -0,0 +1,84 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/allwinner,sun8i-ce.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner Crypto Engine driver
+
+maintainers:
+ - Corentin Labbe <clabbe@baylibre.com>
+
+properties:
+ compatible:
+ oneOf:
+ - const: allwinner,sun8i-h3-crypto
+ - const: allwinner,sun8i-r40-crypto
+ - const: allwinner,sun50i-a64-crypto
+ - const: allwinner,sun50i-h5-crypto
+ - const: allwinner,sun50i-h6-crypto
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+if:
+ properties:
+ compatible:
+ contains:
+ const: allwinner,sun50i-h6-crypto
+then:
+ clocks:
+ items:
+ - description: Bus clock
+ - description: Module clock
+ - description: MBus clock
+
+ clock-names:
+ items:
+ - const: ahb
+ - const: mod
+ - const: mbus
+else:
+ clocks:
+ items:
+ - description: Bus clock
+ - description: Module clock
+
+ clock-names:
+ items:
+ - const: ahb
+ - const: mod
+
+ resets:
+ maxItems: 1
+
+ reset-names:
+ const: ahb
+
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/sun50i-a64-ccu.h>
+ #include <dt-bindings/reset/sun50i-a64-ccu.h>
+
+ crypto: crypto@1c15000 {
+ compatible = "allwinner,sun8i-h3-crypto";
+ reg = <0x01c15000 0x1000>;
+ interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>;
+ clock-names = "ahb", "mod";
+ resets = <&ccu RST_BUS_CE>;
+ reset-names = "ahb";
+ };
+
--
2.21.0
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