Re: [PATCH 0/2] can: flexcan: add PE clock source select support

[Marc Kleine-Budde]

On 2/27/19 9:46 AM, Marc Kleine-Budde wrote:
> On 12/13/18 8:07 AM, Joakim Zhang wrote:
>> The patch set intends to add support for PE clock source select. The
>> FlexCAN controller can parse "fsl,clk-source" property from device tree
>> to select clock source.
>>
>> Dong Aisheng (2):
>>   Documentation: can: flexcan: add PE clock source property to device
>>     tree
>>   can: flexcan: add support for PE clock source select
>>
>>  .../bindings/net/can/fsl-flexcan.txt           |  8 ++++++++
>>  drivers/net/can/flexcan.c                      | 18 ++++++++++++++----
>>  2 files changed, 22 insertions(+), 4 deletions(-)
> 
> Added to linux-can-next.

With one change:

> @@ -1369,7 +1371,10 @@ static int register_flexcandev(struct net_device *dev)
>                 goto out_clks_disable;
> 
>         reg = priv->read(&regs->ctrl);
> -       reg |= FLEXCAN_CTRL_CLK_SRC;
> +       if (priv->clk_src)
> +               reg |= FLEXCAN_CTRL_CLK_SRC;
> +       else
> +               reg &= ~FLEXCAN_CTRL_CLK_SRC;

...the FLEXCAN_CTRL_CLK_SRC bit is cleared now.

Marc

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