On Wed, Oct 2, 2019 at 10:19 AM Benjamin Gaignard
<benjamin.gaignard@xxxxxx> wrote:
>
> Convert the STM32 hwspinlock binding to DT schema format using json-schema
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
> ---
> .../bindings/hwlock/st,stm32-hwspinlock.txt | 23 -----------
> .../bindings/hwlock/st,stm32-hwspinlock.yaml | 48 ++++++++++++++++++++++
> 2 files changed, 48 insertions(+), 23 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt
> create mode 100644 Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.yaml
>
> diff --git a/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt
> deleted file mode 100644
> index adf4f000ea3d..000000000000
> --- a/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt
> +++ /dev/null
> @@ -1,23 +0,0 @@
> -STM32 Hardware Spinlock Device Binding
> --------------------------------------
> -
> -Required properties :
> -- compatible : should be "st,stm32-hwspinlock".
> -- reg : the register address of hwspinlock.
> -- #hwlock-cells : hwlock users only use the hwlock id to represent a specific
> - hwlock, so the number of cells should be <1> here.
> -- clock-names : Must contain "hsem".
> -- clocks : Must contain a phandle entry for the clock in clock-names, see the
> - common clock bindings.
> -
> -Please look at the generic hwlock binding for usage information for consumers,
> -"Documentation/devicetree/bindings/hwlock/hwlock.txt"
> -
> -Example of hwlock provider:
> - hwspinlock@4c000000 {
> - compatible = "st,stm32-hwspinlock";
> - #hwlock-cells = <1>;
> - reg = <0x4c000000 0x400>;
> - clocks = <&rcc HSEM>;
> - clock-names = "hsem";
> - };
> diff --git a/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.yaml
> new file mode 100644
> index 000000000000..64e169702515
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.yaml
> @@ -0,0 +1,48 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwlock/st,stm32-hwspinlock.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STM32 Hardware Spinlock bindings
> +
> +maintainers:
> + - Benjamin Gaignard <benjamin.gaignard@xxxxxx>
> + - Fabien Dessenne <fabien.dessenne@xxxxxx>
> +
> +properties:
> + "#hwlock-cells": true
const: 1
> +
> + compatible:
> + const: st,stm32-hwspinlock
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: Module Clock
Don't need a description for a single item.
maxItems: 1
> +
> + clock-names:
> + items:
> + - const: hsem
> +
> +required:
> + - "#hwlock-cells"
> + - compatible
> + - reg
> + - clocks
> + - clock-names
Add a:
additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/stm32mp1-clks.h>
> + hwspinlock@4c000000 {
> + compatible = "st,stm32-hwspinlock";
> + #hwlock-cells = <1>;
> + reg = <0x4c000000 0x400>;
> + clocks = <&rcc HSEM>;
> + clock-names = "hsem";
> + };
> +
> +...
> --
> 2.15.0
>
