| Message ID | 20210709081823.18696-4-qiangqing.zhang@nxp.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | net: fec: add support for i.MX8MQ and i.MX8QM | expand |
On Fri, Jul 09, 2021 at 04:18:21PM +0800, Joakim Zhang wrote: > From: Fugang Duan <fugang.duan@nxp.com> > > 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 <fugang.duan@nxp.com> > Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> > --- > 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], }, I don't think these are documented. Rob
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);