Re: [PATCH v4 07/20] dt-bindings: qcom-qce: Convert bindings to yaml

From: Vladimir Zapolskiy
Date: Wed Oct 13 2021 - 09:05:36 EST


Hi Bhupesh,

On 10/13/21 1:55 PM, Bhupesh Sharma wrote:
Convert Qualcomm QCE crypto devicetree binding to YAML.

Cc: Thara Gopinath <thara.gopinath@xxxxxxxxxx>
Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@xxxxxxxxxx>
---
.../devicetree/bindings/crypto/qcom-qce.yaml | 67 +++++++++++++++++++
1 file changed, 67 insertions(+)
create mode 100644 Documentation/devicetree/bindings/crypto/qcom-qce.yaml

diff --git a/Documentation/devicetree/bindings/crypto/qcom-qce.yaml b/Documentation/devicetree/bindings/crypto/qcom-qce.yaml
new file mode 100644
index 000000000000..b7ae873dc943
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/qcom-qce.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/qcom-qce.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm crypto engine driver
+
+maintainers:
+ - Bhupesh Sharma <bhupesh.sharma@xxxxxxxxxx>
+
+description: |
+ This document defines the binding for the QCE crypto
+ controller found on Qualcomm parts.
+
+properties:
+ compatible:
+ const: qcom,crypto-v5.1
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: iface clocks register interface.
+ - description: bus clocks data transfer interface.
+ - description: core clocks rest of the crypto block.
+
+ clock-names:
+ items:
+ - const: iface
+ - const: bus
+ - const: core
+
+ dmas:
+ items:
+ - description: DMA specifiers for tx dma channel.
+ - description: DMA specifiers for rx dma channel.

Please consider to swap the description lines, so that they'll
be matching the dma-names below and a regular order found in
dts files.

+
+ dma-names:
+ items:
+ - const: rx
+ - const: tx
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - dmas
+ - dma-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,gcc-apq8084.h>
+ crypto-engine@fd45a000 {
+ compatible = "qcom,crypto-v5.1";
+ reg = <0xfd45a000 0x6000>;
+ clocks = <&gcc GCC_CE2_AHB_CLK>,
+ <&gcc GCC_CE2_AXI_CLK>,
+ <&gcc GCC_CE2_CLK>;
+ clock-names = "iface", "bus", "core";
+ dmas = <&cryptobam 2>, <&cryptobam 3>;
+ dma-names = "rx", "tx";
+ };


--
Best wishes,
Vladimir