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[v3,2/4] dt-bindings: crypto: Add DT bindings documentation for sun8i-ss Security System

Message ID 20191025185128.24068-3-clabbe.montjoie@gmail.com
State New
Headers show
Series [v3,1/4] crypto: Add Allwinner sun8i-ss cryptographic offloader | expand

Commit Message

Corentin Labbe Oct. 25, 2019, 6:51 p.m. UTC 
This patch adds documentation for Device-Tree bindings of the
Security System cryptographic offloader driver.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>

---
 .../bindings/crypto/allwinner,sun8i-ss.yaml   | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/crypto/allwinner,sun8i-ss.yaml

-- 
2.21.0
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Patch

diff --git a/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ss.yaml b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ss.yaml
new file mode 100644
index 000000000000..8e9894c9f1bf
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ss.yaml
@@ -0,0 +1,61 @@ 
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/allwinner,sun8i-ss.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner Security System v2 driver
+
+maintainers:
+  - Corentin Labbe <corentin.labbe@gmail.com>
+
+properties:
+  compatible:
+    enum:
+      - allwinner,sun8i-a83t-crypto
+      - allwinner,sun9i-a80-crypto
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Bus clock
+      - description: Module clock
+
+  clock-names:
+    items:
+      - const: bus
+      - const: mod
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/sun8i-a83t-ccu.h>
+    #include <dt-bindings/reset/sun8i-a83t-ccu.h>
+
+    crypto: crypto@1c15000 {
+      compatible = "allwinner,sun8i-a83t-crypto";
+      reg = <0x01c15000 0x1000>;
+      interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+      resets = <&ccu RST_BUS_SS>;
+      clocks = <&ccu CLK_BUS_SS>, <&ccu CLK_SS>;
+      clock-names = "bus", "mod";
+    };
+