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charset="utf-8" From: Ioana Ciornei While adding support for 25GbE, it was noticed that the RCCR0 and TTLCR0 registers have different values for this protocol than the 10GbE and 1GbE modes. Expand the lynx_28g_proto_conf[] array with the expected values for the currently supported protocols. These were dumped from a live system, and are the out-of-reset values. It will ensure that the lane is configured with these values when transitioning from 25GbE back into one of these modes. Signed-off-by: Ioana Ciornei Signed-off-by: Vladimir Oltean --- v1->v2: none drivers/phy/freescale/phy-fsl-lynx-28g.c | 37 ++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/phy/freescale/phy-fsl-lynx-28g.c b/drivers/phy/freesca= le/phy-fsl-lynx-28g.c index d27a46cdd86b..1c126276394c 100644 --- a/drivers/phy/freescale/phy-fsl-lynx-28g.c +++ b/drivers/phy/freescale/phy-fsl-lynx-28g.c @@ -166,6 +166,18 @@ #define LNaRECR4_EQ_BIN_DATA GENMASK(8, 0) /* bit 9 is reserved */ #define LNaRECR4_EQ_BIN_DATA_SGN BIT(8) =20 +#define LNaRCCR0(lane) (0x800 + (lane) * 0x100 + 0x68) +#define LNaRCCR0_CAL_EN BIT(31) +#define LNaRCCR0_MEAS_EN BIT(30) +#define LNaRCCR0_CAL_BIN_SEL BIT(28) +#define LNaRCCR0_CAL_DC3_DIS BIT(27) +#define LNaRCCR0_CAL_DC2_DIS BIT(26) +#define LNaRCCR0_CAL_DC1_DIS BIT(25) +#define LNaRCCR0_CAL_DC0_DIS BIT(24) +#define LNaRCCR0_CAL_AC3_OV_EN BIT(15) +#define LNaRCCR0_CAL_AC3_OV GENMASK(11, 8) +#define LNaRCCR0_CAL_AC2_OV_EN BIT(7) + #define LNaRSCCR0(lane) (0x800 + (lane) * 0x100 + 0x74) #define LNaRSCCR0_SMP_OFF_EN BIT(31) #define LNaRSCCR0_SMP_OFF_OV_EN BIT(30) @@ -180,6 +192,15 @@ #define LNaRSCCR0_SMP_AUTOZ_EG1R GENMASK(5, 4) #define LNaRSCCR0_SMP_AUTOZ_EG1F GENMASK(1, 0) =20 +#define LNaTTLCR0(lane) (0x800 + (lane) * 0x100 + 0x80) +#define LNaTTLCR0_TTL_FLT_SEL GENMASK(29, 24) +#define LNaTTLCR0_TTL_SLO_PM_BYP BIT(22) +#define LNaTTLCR0_STALL_DET_DIS BIT(21) +#define LNaTTLCR0_INACT_MON_DIS BIT(20) +#define LNaTTLCR0_CDR_OV GENMASK(18, 16) +#define LNaTTLCR0_DATA_IN_SSC BIT(15) +#define LNaTTLCR0_CDR_MIN_SMP_ON GENMASK(1, 0) + #define LNaTCSR0(lane) (0x800 + (lane) * 0x100 + 0xa0) #define LNaTCSR0_SD_STAT_OBS_EN BIT(31) #define LNaTCSR0_SD_LPBK_SEL GENMASK(29, 28) @@ -286,6 +307,10 @@ struct lynx_28g_proto_conf { /* LNaRSCCR0 */ int smp_autoz_d1r; int smp_autoz_eg1r; + /* LNaRCCR0 */ + int rccr0; + /* LNaTTLCR0 */ + int ttlcr0; }; =20 static const struct lynx_28g_proto_conf lynx_28g_proto_conf[LANE_MODE_MAX]= =3D { @@ -316,6 +341,9 @@ static const struct lynx_28g_proto_conf lynx_28g_proto_= conf[LANE_MODE_MAX] =3D { .spare_in =3D 0, .smp_autoz_d1r =3D 0, .smp_autoz_eg1r =3D 0, + .rccr0 =3D LNaRCCR0_CAL_EN, + .ttlcr0 =3D LNaTTLCR0_TTL_SLO_PM_BYP | + LNaTTLCR0_DATA_IN_SSC, }, [LANE_MODE_USXGMII] =3D { .proto_sel =3D LNaGCR0_PROTO_SEL_XFI, @@ -344,6 +372,9 @@ static const struct lynx_28g_proto_conf lynx_28g_proto_= conf[LANE_MODE_MAX] =3D { .spare_in =3D 0, .smp_autoz_d1r =3D 2, .smp_autoz_eg1r =3D 0, + .rccr0 =3D LNaRCCR0_CAL_EN, + .ttlcr0 =3D LNaTTLCR0_TTL_SLO_PM_BYP | + LNaTTLCR0_DATA_IN_SSC, }, [LANE_MODE_10GBASER] =3D { .proto_sel =3D LNaGCR0_PROTO_SEL_XFI, @@ -372,6 +403,9 @@ static const struct lynx_28g_proto_conf lynx_28g_proto_= conf[LANE_MODE_MAX] =3D { .spare_in =3D 0, .smp_autoz_d1r =3D 2, .smp_autoz_eg1r =3D 0, + .rccr0 =3D LNaRCCR0_CAL_EN, + .ttlcr0 =3D LNaTTLCR0_TTL_SLO_PM_BYP | + LNaTTLCR0_DATA_IN_SSC, }, }; =20 @@ -829,6 +863,9 @@ static void lynx_28g_lane_change_proto_conf(struct lynx= _28g_lane *lane, FIELD_PREP(LNaRSCCR0_SMP_AUTOZ_EG1R, conf->smp_autoz_eg1r), LNaRSCCR0_SMP_AUTOZ_D1R | LNaRSCCR0_SMP_AUTOZ_EG1R); + + lynx_28g_lane_write(lane, LNaRCCR0, conf->rccr0); + lynx_28g_lane_write(lane, LNaTTLCR0, conf->ttlcr0); } =20 static int lynx_28g_lane_disable_pcvt(struct lynx_28g_lane *lane, --=20 2.34.1