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[v4,1/3] Documentation/bindings: Document the SafeXel cryptographic engine driver

Message ID 20170427132459.23159-2-antoine.tenart@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Antoine Tenart April 27, 2017, 1:24 p.m. UTC
The Inside Secure Safexcel cryptographic engine is found on some Marvell
SoCs (7k/8k). Document the bindings used by its driver.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
---
 .../bindings/crypto/inside-secure-safexcel.txt     | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt

Comments

Rob Herring May 17, 2017, 9:25 p.m. UTC | #1
On Thu, Apr 27, 2017 at 8:24 AM, Antoine Tenart
<antoine.tenart@free-electrons.com> wrote:
> The Inside Secure Safexcel cryptographic engine is found on some Marvell
> SoCs (7k/8k). Document the bindings used by its driver.
>
> Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
> ---
>  .../bindings/crypto/inside-secure-safexcel.txt     | 27 ++++++++++++++++++++++
>  1 file changed, 27 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt

If you would like this reviewed, please re-send to the DT list.

Rob
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Patch

diff --git a/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt b/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt
new file mode 100644
index 000000000000..ff56b9384fcc
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/inside-secure-safexcel.txt
@@ -0,0 +1,27 @@ 
+Inside Secure SafeXcel cryptographic engine
+
+Required properties:
+- compatible: Should be "inside-secure,safexcel-eip197".
+- reg: Base physical address of the engine and length of memory mapped region.
+- interrupts: Interrupt numbers for the rings and engine.
+- interrupt-names: Should be "ring0", "ring1", "ring2", "ring3", "eip", "mem".
+
+Optional properties:
+- clocks: Reference to the crypto engine clock.
+
+Example:
+
+	crypto: crypto@800000 {
+		compatible = "inside-secure,safexcel-eip197";
+		reg = <0x800000 0x200000>;
+		interrupts = <GIC_SPI 34 (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_LEVEL_HIGH)>,
+			     <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "mem", "ring0", "ring1", "ring2", "ring3",
+				  "eip";
+		clocks = <&cpm_syscon0 1 26>;
+		status = "disabled";
+	};