[PATCH v1 3/4] dt-bindings: crypto: add documentation for Aspeed ACRY

Neal Liu
2022-09-02T06:00:52Z

Add device tree binding documentation for the Aspeed
ECDSA/RSA ACRY Engines Controller.

Signed-off-by: Neal Liu <neal_liu@aspeedtech.com>
---
.../bindings/crypto/aspeed,ast2600-acry.yaml | 49 +++++++++++++++++++
MAINTAINERS | 2 +-
2 files changed, 50 insertions(+), 1 deletion(-)
create mode 100644 Documentation/devicetree/bindings/crypto/aspeed,ast2600-acry.yaml

diff --git a/Documentation/devicetree/bindings/crypto/aspeed,ast2600-acry.yaml b/Documentation/devicetree/bindings/crypto/aspeed,ast2600-acry.yaml
new file mode 100644
index 000000000000..192b40cd0a39
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/aspeed,ast2600-acry.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/aspeed,ast2600-acry.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ASPEED ACRY ECDSA/RSA Hardware Accelerator Engines Device Tree Bindings
+
+maintainers:
+ - Neal Liu <neal_liu@aspeedtech.com>
+
+description: |
+ The ACRY ECDSA/RSA engines is designed to accelerate the throughput
+ of ECDSA/RSA signature and verification. Basically, ACRY can be
+ divided into two independently engines - ECC Engine and RSA Engine.
+
+properties:
+ compatible:
+ enum:
+ - aspeed,ast2600-acry
+
+ reg:
+ items:
+ - description: acry base address & size
+ - description: acry sram base address & size
+
+ clocks:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/ast2600-clock.h>
+ acry: crypto@1e6fa000 {
+ compatible = "aspeed,ast2600-acry";
+ reg = <0x1e6fa000 0x400>, <0x1e710000 0x1800>;
+ interrupts = <160>;
+ clocks = <&syscon ASPEED_CLK_GATE_RSACLK>;
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 832da6d77374..09ab1c3adbb7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3214,7 +3214,7 @@ ASPEED CRYPTO DRIVER
M: Neal Liu <neal_liu@aspeedtech.com>
L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers)
S: Maintained
-F: Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml
+F: Documentation/devicetree/bindings/crypto/aspeed,*
F: drivers/crypto/aspeed/

ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS
--
2.25.1