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Message-ID: <20240903-competent-fervent-cat-43c5ac-mkl@pengutronix.de>
Date: Tue, 3 Sep 2024 11:26:44 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: kernel@...gutronix.de, Alibek Omarov <a1ba.omarov@...il.com>,
Vincent Mailhol <mailhol.vincent@...adoo.fr>, "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
Heiko Stuebner <heiko@...ech.de>, Philipp Zabel <p.zabel@...gutronix.de>,
Elaine Zhang <zhangqing@...k-chips.com>, David Jander <david.jander@...tonic.nl>
Cc: Simon Horman <horms@...nel.org>, linux-can@...r.kernel.org,
netdev@...r.kernel.org, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org, David Jander <david@...tonic.nl>
Subject: Re: [PATCH can-next v4 00/20] can: rockchip_canfd: add support for
CAN-FD IP core found on Rockchip RK3568
Sorry for the noise, please ignore this series.
On 03.09.2024 11:21:42, Marc Kleine-Budde wrote:
> This series adds support for the CAN-FD IP core found on the Rockchip
> RK3568.
>
> The IP core is a bit complicated and has several documented errata.
> The driver is added in several stages, first the base driver including
> the RX-path. Then several workarounds for errata and the TX-path, and
> finally features like hardware time stamping, loop-back mode and
> bus error reporting.
>
> regards,
> Marc
>
> Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
> ---
> Changes in v4:
> - dt-bindings: renamed to rockchip,rk3568v2-canfd.yaml to match the
> first compatible
I forgot to update the MAINTAINERS entry. I'll send a new series, but
not today.
Marc
> - dt-bindings: fix "$id" in yaml (thanks Rob's bot)
> - all: add Tested-by: Alibek Omarov <a1ba.omarov@...il.com>
> - Link to v3: https://patch.msgid.link/20240830-rockchip-canfd-v3-0-d426266453fa@pengutronix.de
>
> Changes in v3:
> - dt-bindings: renamed file to rockchip,rk3568-canfd.yaml (thanks Rob)
> - dt-bindings: reworked compatibles (thanks Rob)
> - Link to v2: https://lore.kernel.org/all/20240731-rockchip-canfd-v2-0-d9604c5b4be8@pengutronix.de
>
> Changes in v2:
> - dt-bindings: remove redundant words from subject and patch
> description (thanks Rob)
> - dt-bindings: clean up clock- and reset-names (thanks Rob)
> - base driver: add missing bitfield.h header
> - base driver: rkcanfd_handle_rx_int_one(): initialize header to avoid
> uninitialzied variable warning on m68k
> - base driver: rkcanfd_get_berr_counter_raw(): don't add assigned only
> variable (bec_raw), move to 14/20 (thanks Simon)
> - CAN-FD frame equal check + TX-path: squash, to avoid unused
> functions (thanks Simon)
> - TX-path: rkcanfd_handle_tx_done_one(): don't add assigned only
> variable (skb), move to 18/20 (thanks Simon)
> - HW-timetamping: add missing timecounter.h header (thanks Simon)
> - Link to v1: https://lore.kernel.org/all/20240729-rockchip-canfd-v1-0-fa1250fd6be3@pengutronix.de
>
> ---
> David Jander (2):
> arm64: dts: rockchip: add CAN-FD controller nodes to rk3568
> arm64: dts: rockchip: mecsbc: add CAN0 and CAN1 interfaces
>
> Marc Kleine-Budde (18):
> dt-bindings: can: rockchip_canfd: add rockchip CAN-FD controller
> can: rockchip_canfd: add driver for Rockchip CAN-FD controller
> can: rockchip_canfd: add quirks for errata workarounds
> can: rockchip_canfd: add quirk for broken CAN-FD support
> can: rockchip_canfd: add support for rk3568v3
> can: rockchip_canfd: add notes about known issues
> can: rockchip_canfd: rkcanfd_handle_rx_int_one(): implement workaround for erratum 5: check for empty FIFO
> can: rockchip_canfd: rkcanfd_register_done(): add warning for erratum 5
> can: rockchip_canfd: add TX PATH
> can: rockchip_canfd: implement workaround for erratum 6
> can: rockchip_canfd: implement workaround for erratum 12
> can: rockchip_canfd: rkcanfd_get_berr_counter_corrected(): work around broken {RX,TX}ERRORCNT register
> can: rockchip_canfd: add stats support for errata workarounds
> can: rockchip_canfd: prepare to use full TX-FIFO depth
> can: rockchip_canfd: enable full TX-FIFO depth of 2
> can: rockchip_canfd: add hardware timestamping support
> can: rockchip_canfd: add support for CAN_CTRLMODE_LOOPBACK
> can: rockchip_canfd: add support for CAN_CTRLMODE_BERR_REPORTING
>
> .../bindings/net/can/rockchip,rk3568v2-canfd.yaml | 74 ++
> MAINTAINERS | 8 +
> arch/arm64/boot/dts/rockchip/rk3568-mecsbc.dts | 14 +
> arch/arm64/boot/dts/rockchip/rk3568.dtsi | 39 +
> drivers/net/can/Kconfig | 1 +
> drivers/net/can/Makefile | 1 +
> drivers/net/can/rockchip/Kconfig | 9 +
> drivers/net/can/rockchip/Makefile | 10 +
> drivers/net/can/rockchip/rockchip_canfd-core.c | 969 +++++++++++++++++++++
> drivers/net/can/rockchip/rockchip_canfd-ethtool.c | 73 ++
> drivers/net/can/rockchip/rockchip_canfd-rx.c | 299 +++++++
> .../net/can/rockchip/rockchip_canfd-timestamp.c | 105 +++
> drivers/net/can/rockchip/rockchip_canfd-tx.c | 167 ++++
> drivers/net/can/rockchip/rockchip_canfd.h | 553 ++++++++++++
> 14 files changed, 2322 insertions(+)
> ---
> base-commit: da4f3b72c8831975a06eca7e1c27392726f54d20
> change-id: 20240729-rockchip-canfd-4233c71f0cc6
>
> Best regards,
> --
> Marc Kleine-Budde <mkl@...gutronix.de>
>
>
>
>
--
Pengutronix e.K. | Marc Kleine-Budde |
Embedded Linux | https://www.pengutronix.de |
Vertretung Nürnberg | Phone: +49-5121-206917-129 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
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