| Message ID | 20200713083427.30117-2-t-kristo@ti.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | crypto: add driver for TI K3 SA2UL | expand |
On Mon, Jul 13, 2020 at 2:35 AM Tero Kristo <t-kristo@ti.com> wrote: > > From: Keerthy <j-keerthy@ti.com> > > The Security Accelerator Ultra Lite (SA2UL) subsystem provides hardware > cryptographic acceleration for the following use cases: > > * Encryption and authentication for secure boot > * Encryption and authentication of content in applications > requiring DRM (digital rights management) and > content/asset protection > > SA2UL provides support for number of different cryptographic algorithms > including SHA1, SHA256, SHA512, AES, 3DES, and various combinations of > the previous for AEAD use. > > Reviewed-by: Rob Herring <robh@kernel.org> > Signed-off-by: Keerthy <j-keerthy@ti.com> > [t-kristo@ti.com: converted documentation to yaml] > Signed-off-by: Tero Kristo <t-kristo@ti.com> > --- > .../devicetree/bindings/crypto/ti,sa2ul.yaml | 76 +++++++++++++++++++ > 1 file changed, 76 insertions(+) > create mode 100644 Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml You left off the DT list so no checks ran: /builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/crypto/ti,sa2ul.example.dt.yaml: example-0: crypto@4e00000:reg:0: [0, 81788928, 0, 4608] is too long The default cell sizes are 1. Please fix. Rob
diff --git a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml new file mode 100644 index 000000000000..85ef69ffebed --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/crypto/ti,sa2ul.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: K3 SoC SA2UL crypto module + +maintainers: + - Tero Kristo <t-kristo@ti.com> + +properties: + compatible: + enum: + - ti,j721e-sa2ul + - ti,am654-sa2ul + + reg: + maxItems: 1 + + power-domains: + maxItems: 1 + + dmas: + items: + - description: TX DMA Channel + - description: RX DMA Channel #1 + - description: RX DMA Channel #2 + + dma-names: + items: + - const: tx + - const: rx1 + - const: rx2 + + dma-coherent: true + + "#address-cells": + const: 2 + + "#size-cells": + const: 2 + + ranges: + description: + Address translation for the possible RNG child node for SA2UL + +patternProperties: + "^rng@[a-f0-9]+$": + type: object + description: + Child RNG node for SA2UL + +required: + - compatible + - reg + - power-domains + - dmas + - dma-names + - dma-coherent + +additionalProperties: false + +examples: + - | + #include <dt-bindings/soc/ti,sci_pm_domain.h> + + main_crypto: crypto@4e00000 { + compatible = "ti,j721-sa2ul"; + reg = <0x0 0x4e00000 0x0 0x1200>; + power-domains = <&k3_pds 264 TI_SCI_PD_EXCLUSIVE>; + dmas = <&main_udmap 0xc000>, <&main_udmap 0x4000>, + <&main_udmap 0x4001>; + dma-names = "tx", "rx1", "rx2"; + dma-coherent; + };