can: flexcan: add support for PE clock source select

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Add support to select the clock source for CAN Protocol Engine (PE).
It's SoC Implementation dependent. Refer to RM for detailed definition
of each SoC. We select clock source 1 (peripheral clock) by default in
driver now, this patch adds support to parse the clock source from the DT.

Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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Dong Aisheng 2018-12-13 07:08:00 +00:00 • committed by Marc Kleine-Budde

parent 9d73399277

commit 8c306bec2d

1 changed files with 12 additions and 2 deletions

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14

drivers/net/can/flexcan.c

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