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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Vivek Yadav <vivek.2311@samsung.com>
Cc: rcsekar@samsung.com, wg@grandegger.com, davem@davemloft.net,
	edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
	pankaj.dubey@samsung.com, ravi.patel@samsung.com,
	alim.akhtar@samsung.com, linux-can@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/7] dt-bindings: can: mcan: Add ECC functionality to message ram
Date: Tue, 25 Oct 2022 09:31:36 +0200	[thread overview]
Message-ID: <87k04oxsvb.fsf@hardanger.blackshift.org> (raw)
In-Reply-To: <20221021095833.62406-3-vivek.2311@samsung.com>

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You should add the DT people on Cc:
- devicetree@vger.kernel.org
- Rob Herring <robh+dt@kernel.org>

On 21.10.2022 15:28:28, Vivek Yadav wrote:
> Whenever the data is transferred or stored on message ram, there are
> inherent risks of it being lost or corruption known as single-bit errors.
> 
> ECC constantly scans data as it is processed to the message ram, using a
> method known as parity checking and raise the error signals for corruption.
> 
> Add error correction code config property to enable/disable the
> error correction code (ECC) functionality for Message RAM used to create
> valid ECC checksums.
> 
> Signed-off-by: Chandrasekar R <rcsekar@samsung.com>
> Signed-off-by: Vivek Yadav <vivek.2311@samsung.com>
> ---
>  Documentation/devicetree/bindings/net/can/bosch,m_can.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml b/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
> index 26aa0830eea1..0ba3691863d7 100644
> --- a/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
> +++ b/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
> @@ -50,6 +50,10 @@ properties:
>        - const: hclk
>        - const: cclk
>  
> +  mram-ecc-cfg:

This probably needs a prefix and a "$ref: /schemas/types.yaml#/definitions/phandle".

> +    items:
> +      - description: M_CAN ecc registers map with configuration register offset
> +
>    bosch,mram-cfg:
>      description: |
>        Message RAM configuration data.
> -- 
> 2.17.1
> 
> 

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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  parent reply	other threads:[~2022-10-25  7:32 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20221021102614epcas5p18bcb932e697a378a8244bd91065c5496@epcas5p1.samsung.com>
2022-10-21  9:58 ` [PATCH 0/7] can: mcan: Add MCAN support for FSD SoC Vivek Yadav
2022-10-21  9:58   ` [PATCH 1/7] dt-bindings: Document the SYSREG specific compatibles found on " Vivek Yadav
2022-10-21  9:58   ` [PATCH 2/7] dt-bindings: can: mcan: Add ECC functionality to message ram Vivek Yadav
2022-10-25  7:24     ` Marc Kleine-Budde
2022-11-09  8:47       ` Vivek Yadav
2022-10-25  7:31     ` Marc Kleine-Budde [this message]
2022-11-09  8:52       ` Vivek Yadav
2022-10-21  9:58   ` [PATCH 3/7] arm64: dts: fsd: add sysreg device node Vivek Yadav
2022-11-09 11:13     ` Krzysztof Kozlowski
2022-10-21  9:58   ` [PATCH 4/7] can: mcan: enable peripheral clk to access mram Vivek Yadav
2022-10-25  7:44     ` Marc Kleine-Budde
2022-11-09  9:55       ` Vivek Yadav
2022-10-21  9:58   ` [PATCH 5/7] arm64: dts: fsd: Add MCAN device node Vivek Yadav
2022-10-25  7:44     ` Marc Kleine-Budde
2022-11-09  9:16       ` Vivek Yadav
2022-10-21  9:58   ` [PATCH 6/7] can: m_can: Add ECC functionality for message RAM Vivek Yadav
2022-10-21 15:28     ` kernel test robot
2022-10-25  8:16     ` Marc Kleine-Budde
2022-11-09  9:59       ` Vivek Yadav
2022-10-21  9:58   ` [PATCH 7/7] arm64: dts: fsd: Add support for error correction code " Vivek Yadav
2022-10-25  7:32   ` [PATCH 0/7] can: mcan: Add MCAN support for FSD SoC Marc Kleine-Budde
2022-11-09  8:55     ` Vivek Yadav

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