Messages in this thread | | | Subject | Re: [PATCH] can: m_can: add support for bosch mcan version 3.3.0 | From | Oliver Hartkopp <> | Date | Thu, 26 Nov 2020 12:21:36 +0100 |
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On 26.11.20 11:48, Marc Kleine-Budde wrote: > 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?
Unfortunately Bosch does not give access to older documents, so I tried to concentrate all my downloaded versions of public available information here:
https://github.com/hartkopp/M_CAN-User-Manual-History
PR's with updates are welcome ;-)
Best, Oliver
ps. @Bosch Semiconductors - Read the README there! I would like to remove my own collection.
> > 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; >> >> > >
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