Hi Tudor, On 11.02.2022 10:21, Tudor Ambarus wrote: > Convert Atmel AES documentation to yaml format. With the conversion the > clock and clock-names properties are made mandatory. The driver returns > -EINVAL if "aes_clk" is not found, reflect that in the bindings and make > the clock and clock-names properties mandatory. Update the example to > better describe how one should define the dt node. > > Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx> > --- > .../crypto/atmel,at91sam9g46-aes.yaml | 66 +++++++++++++++++++ > .../bindings/crypto/atmel-crypto.txt | 20 ------ > 2 files changed, 66 insertions(+), 20 deletions(-) > create mode 100644 Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-aes.yaml > > diff --git a/Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-aes.yaml b/Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-aes.yaml > new file mode 100644 > index 000000000000..fe59ad30b171 > --- /dev/null > +++ b/Documentation/devicetree/bindings/crypto/atmel,at91sam9g46-aes.yaml > @@ -0,0 +1,66 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/crypto/atmel,at91sam9g46-aes.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Atmel Advanced Encryption Standard (AES) HW cryptographic accelerator > + > +maintainers: > + - Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx> > + > +properties: > + compatible: > + const: atmel,at91sam9g46-aes > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > + clock-names: > + const: aes_clk > + > + dmas: > + items: > + - description: TX DMA Channel > + - description: RX DMA Channel > + > + dma-names: > + items: > + - const: tx > + - const: rx > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - dmas > + - dma-names > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/interrupt-controller/irq.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + #include <dt-bindings/clock/at91.h> > + #include <dt-bindings/dma/at91.h> > + > + aes: crypto@f8038000 { Address here ^ > + compatible = "atmel,at91sam9g46-aes"; > + reg = <0xe1810000 0x100>; and here ^ don't match. > + interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&pmc PMC_TYPE_PERIPHERAL 27>; > + clock-names = "aes_clk"; > + dmas = <&dma0 AT91_XDMAC_DT_PERID(1)>, > + <&dma0 AT91_XDMAC_DT_PERID(2)>; > + dma-names = "tx", "rx"; > + }; > diff --git a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt > index f2aab3dc2b52..1353ebd0dcaa 100644 > --- a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt > +++ b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt > @@ -2,26 +2,6 @@ > > These are the HW cryptographic accelerators found on some Atmel products. > > -* Advanced Encryption Standard (AES) > - > -Required properties: > -- compatible : Should be "atmel,at91sam9g46-aes". > -- reg: Should contain AES registers location and length. > -- interrupts: Should contain the IRQ line for the AES. > -- dmas: List of two DMA specifiers as described in > - atmel-dma.txt and dma.txt files. > -- dma-names: Contains one identifier string for each DMA specifier > - in the dmas property. > - > -Example: > -aes@f8038000 { > - compatible = "atmel,at91sam9g46-aes"; > - reg = <0xf8038000 0x100>; > - interrupts = <43 4 0>; > - dmas = <&dma1 2 18>, > - <&dma1 2 19>; > - dma-names = "tx", "rx"; > - > * Triple Data Encryption Standard (Triple DES) > > Required properties:
