linux-kernel - [PATCH v10 0/3] rockchip: add can for RK3576 Soc

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Message-Id: <20251118013929.2697132-1-zhangqing@rock-chips.com>
Date: Tue, 18 Nov 2025 09:39:26 +0800
From: Elaine Zhang <zhangqing@...k-chips.com>
To: zhangqing@...k-chips.com,
	mkl@...gutronix.de,
	kernel@...gutronix.de,
	mailhol.vincent@...adoo.fr,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	heiko@...ech.de,
	cl@...k-chips.com
Cc: linux-can@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: [PATCH v10 0/3] rockchip: add can for RK3576 Soc

rk3576 can is a new CAN controller:
new register layout and Bit position definition:
There are major differences from the previous rk3568.
All errata on the rk3568 have been fixed and redesigned.

RK3576 TRM update: CANFD is replaced with RKCAN.

Change in V10:
[PATCH v10 1/3]: Add ACK for commit message.
[PATCH v10 2/3]: No change.
[PATCH v10 3/3]: Update commit message, fix get_berr_counter.
		 Add log for errata, drop RKCANFD_QUIRK_CANFD_BROKEN.

Change in V9(Drop dma):
[PATCH v9 1/3]: Drop dma, fix "allOf:"
[PATCH v9 2/3]: No change.
[PATCH v9 3/3]: Drop dma for commit message.

Change in V8:
[PATCH v8 1/4]: Drop CANFD, correction format warning.
[PATCH v8 2/4]: Drop fifo_setup of rkcanfd_devtype_data.
[PATCH v8 3/4]: Drop CANFD.
[PATCH v8 4/4]: Drop CANFD.

Change in V7:
[PATCH v7 1/4]: Correction format warning.
[PATCH v7 2/4]: No change.
[PATCH v7 3/4]: Correct the writing of some registers and
                correct the annotations.
[PATCH v7 4/4]: Optimize the structure parameters and
                ensure error handling.

Change in V6:
[PATCH v6 1/4]: Fix dma is support only for rk3576.
[PATCH v6 2/4]: Fix the compilation warning.
[PATCH v6 3/4]: Fix the compilation warning.
[PATCH v6 4/4]: Fix the compilation warning.

Change in V5:
[PATCH v5 1/4]: Add rk3576 canfd to rockchip,rk3568v2-canfd.yaml, remove
                rockchip,rk3576-canfd.yaml
[PATCH v5 2/4]: Encapsulate some hardware operation functions into
                rkcanfd_devtype_data to provide differentiated
                implementations for different models
                (such as RK3568v2/v3)..
[PATCH v5 3/4]: Add rk3576 canfd,fix the register naming rule,
                Delete the variables used by rockchip itself.
[PATCH v5 4/4]: Fix .h sorting.


Change in V4:
[PATCH v4 1/3]: Correct the format and add explanations.
[PATCH v4 2/3]: No change.
[PATCH v4 3/3]: No change.

Change in V3:
[PATCH v3 1/3]: Add documentation for the rk3576 CAN-FD.
[PATCH v3 2/3]: Adjust the differentiated code section and
                add dma function.
[PATCH v3 3/3]: Remove dma, no use dma by default.

Change in V2:
[PATCH v2 1/2]: remove rk3576_canfd.c, use the rockchip_canfd driver
[PATCH v2 2/2]: code style.

Elaine Zhang (3):
  dt-bindings: can: rockchip_canfd: add rk3576 CAN controller
  net: can: rockchip: Refactor the rkcanfd_devtype_data structure
  net: can: rockchip: add can for RK3576 Soc

 .../net/can/rockchip,rk3568v2-canfd.yaml      |   4 +-
 .../net/can/rockchip/rockchip_canfd-core.c    | 505 ++++++++++++++++--
 drivers/net/can/rockchip/rockchip_canfd-rx.c  | 103 ++++
 drivers/net/can/rockchip/rockchip_canfd-tx.c  |  20 +
 drivers/net/can/rockchip/rockchip_canfd.h     | 268 ++++++++++
 5 files changed, 857 insertions(+), 43 deletions(-)

-- 
2.34.1