Re: [PATCH] can: mcp25xxfd: Add explanation for SPI clk limit, Reference to ECC errata

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On 9/25/20 8:56 AM, Thomas Kopp wrote:
> Reference the MCP2517FD and MCP2518FD erratasheets and paste the
> explanation.
> The single error correction does not always work, so just indicate that
> a single error occurred.
> 
> Signed-off-by: Thomas Kopp <thomas.kopp@xxxxxxxxxxxxx>
> ---
>  .../net/can/spi/mcp25xxfd/mcp25xxfd-core.c    | 28 ++++++++++++++++---
>  1 file changed, 24 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/can/spi/mcp25xxfd/mcp25xxfd-core.c b/drivers/net/can/spi/mcp25xxfd/mcp25xxfd-core.c
> index 96901fb47bde..5557b2d1e774 100644
> --- a/drivers/net/can/spi/mcp25xxfd/mcp25xxfd-core.c
> +++ b/drivers/net/can/spi/mcp25xxfd/mcp25xxfd-core.c
> @@ -1943,6 +1943,17 @@ mcp25xxfd_handle_eccif_recover(struct mcp25xxfd_priv *priv, u8 nr)
>  	return mcp25xxfd_chip_set_normal_mode(priv);
>  }
>  
> +	/* Errata Reference:  DS80000789B, DS80000792C

The "DS80000792C" is the new erratum for the mcp2517fd? Is it already online,
the https://www.microchip.com/wwwproducts/en/MCP2517FD still lists the "B" variant.

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
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