[PATCH V2 1/2] dt-bindings: nvmem: add Broadcom's NVRAM
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Wed Mar 10 10:23:36 GMT 2021
On 05/03/2021 18:32, Rafał Miłecki wrote:
> From: Rafał Miłecki <rafal at milecki.pl>
>
> Broadcom's NVRAM structure contains device data and can be accessed
> using I/O mapping.
>
> Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
> ---
Applied both patches!
thanks
-srini
> V2: Use Broadcom's NVRAM specific binding. Generic "nvmem-iomap" binding
> didn't make much sense. Thanks Srinivas!
> ---
> .../devicetree/bindings/nvmem/brcm,nvram.yaml | 34 +++++++++++++++++++
> 1 file changed, 34 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
>
> diff --git a/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml b/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
> new file mode 100644
> index 000000000000..58ff6b0bdb1a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
> @@ -0,0 +1,34 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/nvmem/brcm,nvram.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom's NVRAM
> +
> +description: |
> + Broadcom's NVRAM is a structure containing device specific environment
> + variables. It is used for storing device configuration, booting parameters
> + and calibration data.
> +
> + NVRAM can be accessed on Broadcom BCM47xx MIPS and Northstar ARM Cortex-A9
> + devices usiong I/O mapped memory.
> +
> +maintainers:
> + - Rafał Miłecki <rafal at milecki.pl>
> +
> +allOf:
> + - $ref: "nvmem.yaml#"
> +
> +properties:
> + compatible:
> + const: brcm,nvram
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + nvram at 1eff0000 {
> + compatible = "brcm,nvram";
> + reg = <0x1eff0000 0x10000>;
> + };
>
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