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Date: Fri, 16 Oct 2020 21:43:20 +0800 From: Joakim Zhang <qiangqing.zhang@....com> To: mkl@...gutronix.de, robh+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de Cc: kernel@...gutronix.de, linux-imx@....com, victor.liu@....com, peng.fan@....com, linux-can@...r.kernel.org, pankaj.bansal@....com, netdev@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH 6/6] can: flexcan: fix ECC function on LS1021A/LX2160A After double check with Layerscape CAN owner (Pankaj Bansal), confirm that LS1021A doesn't support ECC, and LX2160A indeed supports ECC. For SoCs with ECC supported, even use FLEXCAN_QUIRK_DISABLE_MECR quirk to disable non-correctable errors interrupt and freeze mode, had better use FLEXCAN_QUIRK_SUPPORT_ECC quirk to initialize all memory. Signed-off-by: Joakim Zhang <qiangqing.zhang@....com> --- drivers/net/can/flexcan.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index a55ea8f27f7c..7b0eb608fc9d 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -219,7 +219,7 @@ * MX8MP FlexCAN3 03.00.17.01 yes yes no yes yes yes * VF610 FlexCAN3 ? no yes no yes yes? no * LS1021A FlexCAN2 03.00.04.00 no yes no no yes no - * LX2160A FlexCAN3 03.00.23.00 no yes no no yes yes + * LX2160A FlexCAN3 03.00.23.00 no yes no yes yes yes * * Some SOCs do not have the RX_WARN & TX_WARN interrupt line connected. */ @@ -408,19 +408,19 @@ static struct flexcan_devtype_data fsl_imx8mp_devtype_data = { static const struct flexcan_devtype_data fsl_vf610_devtype_data = { .quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS | FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_USE_OFF_TIMESTAMP | - FLEXCAN_QUIRK_BROKEN_PERR_STATE, + FLEXCAN_QUIRK_BROKEN_PERR_STATE | FLEXCAN_QUIRK_SUPPORT_ECC, }; static const struct flexcan_devtype_data fsl_ls1021a_r2_devtype_data = { .quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS | - FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_BROKEN_PERR_STATE | - FLEXCAN_QUIRK_USE_OFF_TIMESTAMP, + FLEXCAN_QUIRK_BROKEN_PERR_STATE | FLEXCAN_QUIRK_USE_OFF_TIMESTAMP, }; static const struct flexcan_devtype_data fsl_lx2160a_r1_devtype_data = { .quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS | FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_BROKEN_PERR_STATE | - FLEXCAN_QUIRK_USE_OFF_TIMESTAMP | FLEXCAN_QUIRK_SUPPORT_FD, + FLEXCAN_QUIRK_USE_OFF_TIMESTAMP | FLEXCAN_QUIRK_SUPPORT_FD | + FLEXCAN_QUIRK_SUPPORT_ECC, }; static const struct can_bittiming_const flexcan_bittiming_const = { -- 2.17.1
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