From: Roger Quadros Date: Fri, 7 Nov 2014 14:49:17 +0000 (+0200) Subject: can: c_can: Add RAMINIT register information to driver data X-Git-Tag: v4.9.8~5202^2~176^2~6 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bbf914300509f038c807360d755bd606785be6c9;p=platform%2Fkernel%2Flinux-rpi3.git can: c_can: Add RAMINIT register information to driver data Some platforms (e.g. TI) need special RAMINIT register handling. Provide a way to store RAMINIT register description in driver data. Signed-off-by: Roger Quadros Signed-off-by: Marc Kleine-Budde --- diff --git a/drivers/net/can/c_can/c_can.h b/drivers/net/can/c_can/c_can.h index 26c975d..3f111f4 100644 --- a/drivers/net/can/c_can/c_can.h +++ b/drivers/net/can/c_can/c_can.h @@ -169,8 +169,18 @@ enum c_can_dev_id { BOSCH_D_CAN, }; +struct raminit_bits { + u8 start; + u8 done; +}; + struct c_can_driver_data { enum c_can_dev_id id; + + /* RAMINIT register description. Optional. */ + const struct raminit_bits *raminit_bits; /* Array of START/DONE bit positions */ + u8 raminit_num; /* Number of CAN instances on the SoC */ + bool raminit_pulse; /* If set, sets and clears START bit (pulse) */ }; /* c_can private data structure */