On Fri, Nov 08, 2019 at 01:52:44PM +0100, Benjamin Gaignard wrote:
> Convert the STM32 HASH binding to DT schema format using json-schema
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
> ---
> .../devicetree/bindings/crypto/st,stm32-hash.txt | 30 ----------
> .../devicetree/bindings/crypto/st,stm32-hash.yaml | 64 ++++++++++++++++++++++
> 2 files changed, 64 insertions(+), 30 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/crypto/st,stm32-hash.txt
> create mode 100644 Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml
>
> diff --git a/Documentation/devicetree/bindings/crypto/st,stm32-hash.txt b/Documentation/devicetree/bindings/crypto/st,stm32-hash.txt
> deleted file mode 100644
> index 04fc246f02f7..000000000000
> --- a/Documentation/devicetree/bindings/crypto/st,stm32-hash.txt
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -* STMicroelectronics STM32 HASH
> -
> -Required properties:
> -- compatible: Should contain entries for this and backward compatible
> - HASH versions:
> - - "st,stm32f456-hash" for stm32 F456.
> - - "st,stm32f756-hash" for stm32 F756.
> -- reg: The address and length of the peripheral registers space
> -- interrupts: the interrupt specifier for the HASH
> -- clocks: The input clock of the HASH instance
> -
> -Optional properties:
> -- resets: The input reset of the HASH instance
> -- dmas: DMA specifiers for the HASH. See the DMA client binding,
> - Documentation/devicetree/bindings/dma/dma.txt
> -- dma-names: DMA request name. Should be "in" if a dma is present.
> -- dma-maxburst: Set number of maximum dma burst supported
> -
> -Example:
> -
> -hash1: hash@50060400 {
> - compatible = "st,stm32f756-hash";
> - reg = <0x50060400 0x400>;
> - interrupts = <80>;
> - clocks = <&rcc 0 STM32F7_AHB2_CLOCK(HASH)>;
> - resets = <&rcc STM32F7_AHB2_RESET(HASH)>;
> - dmas = <&dma2 7 2 0x400 0x0>;
> - dma-names = "in";
> - dma-maxburst = <0>;
> -};
> diff --git a/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml b/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml
> new file mode 100644
> index 000000000000..3c09c9899021
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml
> @@ -0,0 +1,64 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/crypto/st,stm32-hash.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STM32 HASH bindings
> +
> +maintainers:
> + - Lionel Debieve <lionel.debieve@xxxxxx>
> +
> +properties:
> + compatible:
> + enum:
> + - st,stm32f456-hash
> + - st,stm32f756-hash
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + resets:
> + maxItems: 1
> +
> + dmas:
> + maxItems: 1
> +
> + dma-names:
> + items:
> + - const: in
> +
> + dma-maxburst:
> + description: Set number of maximum dma burst supported
Needs a type ref and some constraints. What's the default?
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/stm32mp1-clks.h>
> + #include <dt-bindings/reset/stm32mp1-resets.h>
> + hash@54002000 {
> + compatible = "st,stm32f756-hash";
> + reg = <0x54002000 0x400>;
> + interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&rcc HASH1>;
> + resets = <&rcc HASH1_R>;
> + dmas = <&mdma1 31 0x10 0x1000A02 0x0 0x0>;
> + dma-names = "in";
> + dma-maxburst = <2>;
> + };
> +
> +...
> --
> 2.15.0
>
