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SubjectRe: [PATCH] can: m_can: add support for bosch mcan version 3.3.0
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On 11/26/20 5:51 AM, Pankaj Sharma wrote:
> Add support for mcan bit timing and control mode according to bosch mcan IP
> version 3.3.0
> The mcan version read from the Core Release field of CREL register would be
> 33. Accordingly the properties are to be set for mcan v3.3.0

BTW: do you have the v3.2 and v3.1 datasheets?

Marc

> Signed-off-by: Pankaj Sharma <pankj.sharma@samsung.com>
> ---
> Depends on:
> https://marc.info/?l=linux-can&m=160624495218700&w=2
>
> drivers/net/can/m_can/m_can.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
> index 86bbbfa..7652175 100644
> --- a/drivers/net/can/m_can/m_can.c
> +++ b/drivers/net/can/m_can/m_can.c
> @@ -1385,6 +1385,8 @@ static int m_can_dev_setup(struct m_can_classdev *m_can_dev)
> &m_can_data_bittiming_const_31X;
> break;
> case 32:
> + case 33:
> + /* Support both MCAN version v3.2.x and v3.3.0 */
> m_can_dev->can.bittiming_const = m_can_dev->bit_timing ?
> m_can_dev->bit_timing : &m_can_bittiming_const_31X;
>
>


--
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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