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Message-ID: <b89bb761-49dc-4e76-9b80-c45e2b7e7638@kernel.org>
Date: Tue, 30 Apr 2024 08:54:32 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Eddie James <eajames@...ux.ibm.com>, linux-aspeed@...ts.ozlabs.org
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-fsi@...ts.ozlabs.org, linux-spi@...r.kernel.org,
linux-i2c@...r.kernel.org, lakshmiy@...ibm.com, robh@...nel.org,
krzk+dt@...nel.org, conor+dt@...nel.org, joel@....id.au,
andrew@...econstruct.com.au, andi.shyti@...nel.org
Subject: Re: [PATCH v4 05/17] dt-bindings: fsi: Document the IBM SBEFIFO
engine
On 29/04/2024 23:01, Eddie James wrote:
> The SBEFIFO engine provides an interface to the POWER processor
> Self Boot Engine (SBE).
>
> Signed-off-by: Eddie James <eajames@...ux.ibm.com>
> Acked-by: Conor Dooley <conor.dooley@...rochip.com>
> Reviewed-by: Andrew Jeffery <andrew@...econstruct.com.au>
> ---
> Changes since v3:
> - Drop occ unit address
>
> .../bindings/fsi/ibm,p9-sbefifo.yaml | 51 +++++++++++++++++++
> 1 file changed, 51 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml
>
> diff --git a/Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml b/Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml
> new file mode 100644
> index 000000000000..24903829fca1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/fsi/ibm,p9-sbefifo.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: IBM FSI-attached SBEFIFO engine
> +
> +maintainers:
> + - Eddie James <eajames@...ux.ibm.com>
> +
> +description:
> + The SBEFIFO is an FSI CFAM engine that provides an interface to the
> + POWER processor Self Boot Engine (SBE). This node will always be a child
> + of an FSI CFAM node.
> +
> +properties:
> + compatible:
> + enum:
> + - ibm,p9-sbefifo
> + - ibm,odyssey-sbefifo
> +
> + reg:
> + items:
> + - description: FSI slave address
> +
> +patternProperties:
> + "^occ":
Same questions as patch #4.
> + type: object
> + $ref: ibm,p9-occ.yaml#
> +
> +required:
> + - compatible
> + - reg
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + fsi-slave-engine@...0 {
> + compatible = "ibm,p9-sbefifo";
> + reg = <0x2400 0x400>;
> +
> + occ {
> + compatible = "ibm,p9-occ";
> +
> + hwmon {
> + compatible = "ibm,p9-occ-hwmon";
Three nodes which should be just one node.
Best regards,
Krzysztof
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