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Fri, 9 Jul 2021 07:54:06 +0000 From: Joakim Zhang To: davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org, andrew@lunn.ch Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH V1 3/5] net: fec: add imx8mq and imx8qm new versions support Date: Fri, 9 Jul 2021 15:53:53 +0800 Message-Id: <20210709075355.27218-4-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210709075355.27218-1-qiangqing.zhang@nxp.com> References: <20210709075355.27218-1-qiangqing.zhang@nxp.com> Content-Type: text/plain X-ClientProxiedBy: SG2PR06CA0147.apcprd06.prod.outlook.com (2603:1096:1:1f::25) To DB8PR04MB6795.eurprd04.prod.outlook.com (2603:10a6:10:fa::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.71) by SG2PR06CA0147.apcprd06.prod.outlook.com (2603:1096:1:1f::25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.19 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?e3mOqyKmMpqMt5kS1vsaNYfqpk7bt3cELpDLNKbD+9/HuZ3FsgyjaTPa//rM?= =?us-ascii?Q?lRZ1UeDqPDlkQaK9INaFnzkBkLE/e1P1VbnczLWme7uwVGH2O7O2t590slGA?= =?us-ascii?Q?jr15CbzNcWZRxvQcKYbdX77z/zFeLrfRcJbaVBS9S/DvZyb6bAZVQIx31K44?= =?us-ascii?Q?95YMRGwXyWo2WBzTnkJAru9ZatFnOlK2lUcyYPmQqTvuBec36YwlcVl43Djk?= =?us-ascii?Q?iPeUJYKEkT1eeeUB7Zoza05BjP7wGoZDg1QBKS9CTjJ9FeiOQLu4L0dutcVq?= =?us-ascii?Q?znPsjGcbbE6+LEFyl88nNyW9VeNq4a8IFXMIoH46mUAqXMe53JUeUvJ3Fva3?= =?us-ascii?Q?8Qy1JMQ/NkuRWd6X0rJE7l4g3DH/gt8Xtkao4PCkiVKWYCJoUx1ZV8zci90E?= =?us-ascii?Q?8l3mJn9+yneEvOy/ocQ+k7PqETv2EHYhdgZeyvm9Lf61U2AdS3dPMfRoj8VR?= =?us-ascii?Q?8QaU6JosiOLc0rkeqDqIHVZ/ebjqOZl0ijC0lrZ+bjA7WDpbcTn1xpPEamFy?= =?us-ascii?Q?Ae9BCVE6mkr8PU+uUx6hVtBzBoEGNNCxZiPk5fQafEoNiwdIADI9/e9ek9l2?= =?us-ascii?Q?AC/Qwalib+RiBSK84mvkWoUyPfqCDtzghUcR36iD7/bIqOB1Xy4ywtO6ra2n?= =?us-ascii?Q?jaTDl8r0UogZkmtpL/Olao1jqDK5CnKdG15GtwqJcxiApRvUAb1ylWJYQt8d?= =?us-ascii?Q?SoXpokQjHpgs74H7V0CsrJ+24hDoykZHfuVBYTAC/2uivDrzYBFm4kb1B4gr?= =?us-ascii?Q?wvpF8PeFVKZXCAInDPCzHJ5KFQDYsl+RkYNlKiEgawO9l759Kl7OrgbTMx8P?= =?us-ascii?Q?gKRatKZ6fYjPPRI9kPi6IqtzbWOPfcgzEk/ek9mRvXlMiuItkjL9vOEtj04B?= =?us-ascii?Q?olhyA6YGK3Gxuo2rrfgvtWs1N+1bWBQF5YrmkhaX/QfIL6bUhLLjnIJN4GJD?= =?us-ascii?Q?c6MbwgesnNoP7EHl2fqSI+MIdNV1WR+GH7W5+zb4hAcvikGEa4mmcSraahf7?= =?us-ascii?Q?LJxvnN9d7/VI2sYMVmhUSaRt/s7xRF2brgfOIzTZLNmvIxs1tfieEOsxf6uR?= =?us-ascii?Q?OZdlBBxfVTb6qCvzE0xkqu37gfJ7KnmAvAkdQ6X2e/cFBfEcNJXjwF6ebgCn?= =?us-ascii?Q?weVlo61inE38Wt3xmD9C88lL6wOhceqiXDs9lD+yLhxyp727BSsbvXSTciNl?= =?us-ascii?Q?jd/YkAKochnWXko5HqX64DqVEKp/nmfy+8iCrgyv5OEXcgJLNz2a1TOeoolN?= =?us-ascii?Q?UguDIDfyt3w3twRgGfb/61elKUH3F4weQsSf8QmRNdtpOO2R179rLzbTrLPF?= =?us-ascii?Q?id+YUPsQ20aQ8/QGw5VNFm+6?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: e4fbeeee-1512-49a6-ac16-08d942aeba44 X-MS-Exchange-CrossTenant-AuthSource: DB8PR04MB6795.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Jul 2021 07:54:06.9229 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: HOiit8BeCPF/WLx2lxeR9lcDQvNHVYBzSfGm6vao5GsEW8FHUphK2aRsbfZkQZA5ASN9Ga+E1Uc5iOXiyqr2og== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR04MB7628 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Fugang Duan The ENET of imx8mq and imx8qm are basically the same as imx6sx, but they have new features support based on imx6sx, like: - imx8mq: supports IEEE 802.3az EEE standard. - imx8qm: supports RGMII mode delayed clock. Signed-off-by: Fugang Duan Signed-off-by: Joakim Zhang --- drivers/net/ethernet/freescale/fec.h | 13 ++++++++++ drivers/net/ethernet/freescale/fec_main.c | 30 +++++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 2e002e4b4b4a..c1f93aa79d63 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -472,6 +472,19 @@ struct bufdesc_ex { */ #define FEC_QUIRK_HAS_MULTI_QUEUES (1 << 19) +/* i.MX8MQ ENET IP version add new feature to support IEEE 802.3az EEE + * standard. For the transmission, MAC supply two user registers to set + * Sleep (TS) and Wake (TW) time. + */ +#define FEC_QUIRK_HAS_EEE (1 << 20) + +/* i.MX8QM ENET IP version add new feture to generate delayed TXC/RXC + * as an alternative option to make sure it works well with various PHYs. + * For the implementation of delayed clock, ENET takes synchronized 250MHz + * clocks to generate 2ns delay. + */ +#define FEC_QUIRK_DELAYED_CLKS_SUPPORT (1 << 21) + struct bufdesc_prop { int qid; /* Address of Rx and Tx buffers */ diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 8aea707a65a7..dd0b8715e84e 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -135,6 +135,26 @@ static const struct fec_devinfo fec_imx6ul_info = { FEC_QUIRK_HAS_COALESCE | FEC_QUIRK_CLEAR_SETUP_MII, }; +static const struct fec_devinfo fec_imx8mq_info = { + .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT | + FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM | + FEC_QUIRK_HAS_VLAN | FEC_QUIRK_HAS_AVB | + FEC_QUIRK_ERR007885 | FEC_QUIRK_BUG_CAPTURE | + FEC_QUIRK_HAS_RACC | FEC_QUIRK_HAS_COALESCE | + FEC_QUIRK_CLEAR_SETUP_MII | FEC_QUIRK_HAS_MULTI_QUEUES | + FEC_QUIRK_HAS_EEE, +}; + +static const struct fec_devinfo fec_imx8qm_info = { + .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT | + FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM | + FEC_QUIRK_HAS_VLAN | FEC_QUIRK_HAS_AVB | + FEC_QUIRK_ERR007885 | FEC_QUIRK_BUG_CAPTURE | + FEC_QUIRK_HAS_RACC | FEC_QUIRK_HAS_COALESCE | + FEC_QUIRK_CLEAR_SETUP_MII | FEC_QUIRK_HAS_MULTI_QUEUES | + FEC_QUIRK_DELAYED_CLKS_SUPPORT, +}; + static struct platform_device_id fec_devtype[] = { { /* keep it for coldfire */ @@ -161,6 +181,12 @@ static struct platform_device_id fec_devtype[] = { }, { .name = "imx6ul-fec", .driver_data = (kernel_ulong_t)&fec_imx6ul_info, + }, { + .name = "imx8mq-fec", + .driver_data = (kernel_ulong_t)&fec_imx8mq_info, + }, { + .name = "imx8qm-fec", + .driver_data = (kernel_ulong_t)&fec_imx8qm_info, }, { /* sentinel */ } @@ -175,6 +201,8 @@ enum imx_fec_type { MVF600_FEC, IMX6SX_FEC, IMX6UL_FEC, + IMX8MQ_FEC, + IMX8QM_FEC, }; static const struct of_device_id fec_dt_ids[] = { @@ -185,6 +213,8 @@ static const struct of_device_id fec_dt_ids[] = { { .compatible = "fsl,mvf600-fec", .data = &fec_devtype[MVF600_FEC], }, { .compatible = "fsl,imx6sx-fec", .data = &fec_devtype[IMX6SX_FEC], }, { .compatible = "fsl,imx6ul-fec", .data = &fec_devtype[IMX6UL_FEC], }, + { .compatible = "fsl,imx8mq-fec", .data = &fec_devtype[IMX8MQ_FEC], }, + { .compatible = "fsl,imx8qm-fec", .data = &fec_devtype[IMX8QM_FEC], }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, fec_dt_ids); -- 2.17.1