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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Philipp Zabel , Elaine Zhang , David Jander Cc: Simon Horman , linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Marc Kleine-Budde X-Mailer: b4 0.15-dev-99b12 X-Developer-Signature: v=1; a=openpgp-sha256; l=2480; i=mkl@pengutronix.de; h=from:subject:message-id; bh=kI/a3LIJoA6o+D0CBQkvFfYlrafVr1kbTwEszrFv5+U=; b=owEBbQGS/pANAwAKASg4oj56LbxvAcsmYgBm2BaMn4KUtwNtpLOeBms+P6/hHIs63q9u+gQmc 4NL/8YU7iaJATMEAAEKAB0WIQRQQLqG4LYE3Sm8Pl8oOKI+ei28bwUCZtgWjAAKCRAoOKI+ei28 b4aaB/wKDUeD1zo1ByQQ/EpEY12ntjv6nKNnlqW6/49CodY2GDSqPiWhGoMKge0zXvSuhvBqBm3 aiTlVcagvKcS0PyEa1+GiTMlGS+ad/hj6I1afEUgBZqwxbibIuUDXjdVAMJEAyyANjRSm7v3ljv NAFtb3Snwy1Cmn4DqAQ9v+kV7ygr3kL2sOlV/8vnbn4Se28FgI7OaaiaDFq6iYuQcql1DWTh4k3 30IjCBant+B4qQvtPZyBu2wAIusdkFMur5mzkLqg11uCrUC4qXYfSsrHvGCJk6TqpbmD65o+xNa QsdqETpcNhwVWnBDtS/F8lHeOzt5sJgFsPejlviZaKREbaUq X-Developer-Key: i=mkl@pengutronix.de; a=openpgp; fpr=C1400BA0B3989E6FBC7D5B5C2B5EE211C58AEA54 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240904_091342_461882_26851951 X-CRM114-Status: GOOD ( 16.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the support for the rk3568v3 SoC, the CAN-FD IP core has 7 documented errata. Tested-by: Alibek Omarov Signed-off-by: Marc Kleine-Budde --- drivers/net/can/rockchip/rockchip_canfd-core.c | 20 ++++++++++++++++++++ drivers/net/can/rockchip/rockchip_canfd.h | 1 + 2 files changed, 21 insertions(+) diff --git a/drivers/net/can/rockchip/rockchip_canfd-core.c b/drivers/net/can/rockchip/rockchip_canfd-core.c index 61de6f89cf16..40911bb63623 100644 --- a/drivers/net/can/rockchip/rockchip_canfd-core.c +++ b/drivers/net/can/rockchip/rockchip_canfd-core.c @@ -35,11 +35,28 @@ static const struct rkcanfd_devtype_data rkcanfd_devtype_data_rk3568v2 = { RKCANFD_QUIRK_CANFD_BROKEN, }; +/* The rk3568 CAN-FD errata sheet as of Tue 07 Nov 2023 11:25:31 +08:00 + * states that only the rk3568v2 is affected by erratum 5, but tests + * with the rk3568v2 and rk3568v3 show that the RX_FIFO_CNT is + * sometimes too high. In contrast to the errata sheet mark rk3568v3 + * as effected by erratum 5, too. + */ +static const struct rkcanfd_devtype_data rkcanfd_devtype_data_rk3568v3 = { + .model = RKCANFD_MODEL_RK3568V3, + .quirks = RKCANFD_QUIRK_RK3568_ERRATUM_1 | RKCANFD_QUIRK_RK3568_ERRATUM_2 | + RKCANFD_QUIRK_RK3568_ERRATUM_5 | RKCANFD_QUIRK_RK3568_ERRATUM_7 | + RKCANFD_QUIRK_RK3568_ERRATUM_8 | RKCANFD_QUIRK_RK3568_ERRATUM_10 | + RKCANFD_QUIRK_RK3568_ERRATUM_11 | RKCANFD_QUIRK_RK3568_ERRATUM_12 | + RKCANFD_QUIRK_CANFD_BROKEN, +}; + static const char *__rkcanfd_get_model_str(enum rkcanfd_model model) { switch (model) { case RKCANFD_MODEL_RK3568V2: return "rk3568v2"; + case RKCANFD_MODEL_RK3568V3: + return "rk3568v3"; } return ""; @@ -764,6 +781,9 @@ static const struct of_device_id rkcanfd_of_match[] = { { .compatible = "rockchip,rk3568v2-canfd", .data = &rkcanfd_devtype_data_rk3568v2, + }, { + .compatible = "rockchip,rk3568v3-canfd", + .data = &rkcanfd_devtype_data_rk3568v3, }, { /* sentinel */ }, diff --git a/drivers/net/can/rockchip/rockchip_canfd.h b/drivers/net/can/rockchip/rockchip_canfd.h index 7321027534fb..9b446331fbd0 100644 --- a/drivers/net/can/rockchip/rockchip_canfd.h +++ b/drivers/net/can/rockchip/rockchip_canfd.h @@ -372,6 +372,7 @@ enum rkcanfd_model { RKCANFD_MODEL_RK3568V2 = 0x35682, + RKCANFD_MODEL_RK3568V3 = 0x35683, }; struct rkcanfd_devtype_data {