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Subject[PATCH v3 5/9] phy: cadence-torrent: Add PHY registers for DP in array format
Date
Add PHY registers for single link DP in array format to simplify
code and to improve readability. This supports already supported
frequencies for DP of 19.2MHz and 25MHz.

Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com>
---
drivers/phy/cadence/phy-cadence-torrent.c | 622 ++++++++++++----------
1 file changed, 334 insertions(+), 288 deletions(-)

diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c
index 86f05817704d..a6331927d775 100644
--- a/drivers/phy/cadence/phy-cadence-torrent.c
+++ b/drivers/phy/cadence/phy-cadence-torrent.c
@@ -572,50 +572,6 @@ static const struct coefficients vltg_coeff[4][4] = {
}
};

-static
-void cdns_torrent_dp_pma_cmn_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy)
-{
- struct regmap *regmap = cdns_phy->regmap_common_cdb;
-
- /* refclock registers - assumes 19.2 MHz refclock */
- cdns_torrent_phy_write(regmap, CMN_SSM_BIAS_TMR, 0x0014);
- cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLPRE_TMR, 0x0027);
- cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLLOCK_TMR, 0x00A1);
- cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLPRE_TMR, 0x0027);
- cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLLOCK_TMR, 0x00A1);
- cdns_torrent_phy_write(regmap, CMN_BGCAL_INIT_TMR, 0x0060);
- cdns_torrent_phy_write(regmap, CMN_BGCAL_ITER_TMR, 0x0060);
- cdns_torrent_phy_write(regmap, CMN_IBCAL_INIT_TMR, 0x0014);
- cdns_torrent_phy_write(regmap, CMN_TXPUCAL_INIT_TMR, 0x0018);
- cdns_torrent_phy_write(regmap, CMN_TXPUCAL_ITER_TMR, 0x0005);
- cdns_torrent_phy_write(regmap, CMN_TXPDCAL_INIT_TMR, 0x0018);
- cdns_torrent_phy_write(regmap, CMN_TXPDCAL_ITER_TMR, 0x0005);
- cdns_torrent_phy_write(regmap, CMN_RXCAL_INIT_TMR, 0x0240);
- cdns_torrent_phy_write(regmap, CMN_RXCAL_ITER_TMR, 0x0005);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_INIT_TMR, 0x0002);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_ITER_TMR, 0x0002);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_REFTIM_START, 0x000B);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_PLLCNT_START, 0x0137);
-
- /* PLL registers */
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08);
- cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08);
- cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_INIT_TMR, 0x00C0);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_ITER_TMR, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_INIT_TMR, 0x00C0);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_ITER_TMR, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_REFTIM_START, 0x0260);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_TCTRL, 0x0003);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_REFTIM_START, 0x0260);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_TCTRL, 0x0003);
-}
-
/*
* Set registers responsible for enabling and configuring SSC, with second and
* third register values provided by parameters.
@@ -647,148 +603,88 @@ void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy,
/* Setting VCO for 10.8GHz */
case 2700:
case 5400:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x0119);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x00BC);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0012);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x0119);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x00BC);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0012);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0119);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x00BC);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0012);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0119);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x00BC);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0012);
if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x033A,
- 0x006A);
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x033A, 0x006A);
break;
/* Setting VCO for 9.72GHz */
case 1620:
case 2430:
case 3240:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x01FA);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x0152);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x01FA);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x0152);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01FA);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0152);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01FA);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0152);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x05DD,
- 0x0069);
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x05DD, 0x0069);
break;
/* Setting VCO for 8.64GHz */
case 2160:
case 4320:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x01C2);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x012C);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x01C2);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x012C);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01C2);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x012C);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01C2);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x012C);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x0536,
- 0x0069);
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x0536, 0x0069);
break;
/* Setting VCO for 8.1GHz */
case 8100:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x01A5);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0xE000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x011A);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x01A5);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0xE000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x011A);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01A5);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0xE000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x011A);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01A5);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0xE000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x011A);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x04D7,
- 0x006A);
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x04D7, 0x006A);
break;
}

if (ssc) {
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_VCOCAL_PLLCNT_START, 0x025E);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_LOCK_PLLCNT_THR, 0x0005);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_VCOCAL_PLLCNT_START, 0x025E);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_LOCK_PLLCNT_THR, 0x0005);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_PLLCNT_START, 0x025E);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_THR, 0x0005);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_PLLCNT_START, 0x025E);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_THR, 0x0005);
} else {
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_VCOCAL_PLLCNT_START, 0x0260);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_VCOCAL_PLLCNT_START, 0x0260);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_PLLCNT_START, 0x0260);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_PLLCNT_START, 0x0260);
/* Set reset register values to disable SSC */
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL1_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL2_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL3_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL4_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_LOCK_PLLCNT_THR, 0x0003);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL1_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL2_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL3_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL4_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_LOCK_PLLCNT_THR, 0x0003);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL2_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL3_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_THR, 0x0003);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL2_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL3_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_THR, 0x0003);
}

cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_REFCNT_START, 0x0099);
@@ -797,50 +693,6 @@ void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy,
cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_START, 0x0099);
}

-static
-void cdns_torrent_dp_pma_cmn_cfg_25mhz(struct cdns_torrent_phy *cdns_phy)
-{
- struct regmap *regmap = cdns_phy->regmap_common_cdb;
-
- /* refclock registers - assumes 25 MHz refclock */
- cdns_torrent_phy_write(regmap, CMN_SSM_BIAS_TMR, 0x0019);
- cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLPRE_TMR, 0x0032);
- cdns_torrent_phy_write(regmap, CMN_PLLSM0_PLLLOCK_TMR, 0x00D1);
- cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLPRE_TMR, 0x0032);
- cdns_torrent_phy_write(regmap, CMN_PLLSM1_PLLLOCK_TMR, 0x00D1);
- cdns_torrent_phy_write(regmap, CMN_BGCAL_INIT_TMR, 0x007D);
- cdns_torrent_phy_write(regmap, CMN_BGCAL_ITER_TMR, 0x007D);
- cdns_torrent_phy_write(regmap, CMN_IBCAL_INIT_TMR, 0x0019);
- cdns_torrent_phy_write(regmap, CMN_TXPUCAL_INIT_TMR, 0x001E);
- cdns_torrent_phy_write(regmap, CMN_TXPUCAL_ITER_TMR, 0x0006);
- cdns_torrent_phy_write(regmap, CMN_TXPDCAL_INIT_TMR, 0x001E);
- cdns_torrent_phy_write(regmap, CMN_TXPDCAL_ITER_TMR, 0x0006);
- cdns_torrent_phy_write(regmap, CMN_RXCAL_INIT_TMR, 0x02EE);
- cdns_torrent_phy_write(regmap, CMN_RXCAL_ITER_TMR, 0x0006);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_INIT_TMR, 0x0002);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_ITER_TMR, 0x0002);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_REFTIM_START, 0x000E);
- cdns_torrent_phy_write(regmap, CMN_SD_CAL_PLLCNT_START, 0x012B);
-
- /* PLL registers */
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08);
- cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00);
- cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08);
- cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_INIT_TMR, 0x00FA);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_ITER_TMR, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_INIT_TMR, 0x00FA);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_ITER_TMR, 0x0004);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_REFTIM_START, 0x0317);
- cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_TCTRL, 0x0003);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_REFTIM_START, 0x0317);
- cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_TCTRL, 0x0003);
-}
-
/*
* Set registers responsible for enabling and configuring SSC, with second
* register value provided by a parameter.
@@ -964,66 +816,6 @@ void cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(struct cdns_torrent_phy *cdns_phy,
cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_START, 0x00C7);
}

-static void cdns_torrent_dp_pma_lane_cfg(struct cdns_torrent_phy *cdns_phy,
- unsigned int lane)
-{
- /* Per lane, refclock-dependent receiver detection setting */
- if (cdns_phy->ref_clk_rate == CLK_19_2_MHZ)
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- TX_RCVDET_ST_TMR, 0x0780);
- else if (cdns_phy->ref_clk_rate == CLK_25_MHZ)
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- TX_RCVDET_ST_TMR, 0x09C4);
-
- /* Writing Tx/Rx Power State Controllers registers */
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- TX_PSC_A0, 0x00FB);
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- TX_PSC_A2, 0x04AA);
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- TX_PSC_A3, 0x04AA);
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_PSC_A0, 0x0000);
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_PSC_A2, 0x0000);
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_PSC_A3, 0x0000);
-
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_PSC_CAL, 0x0000);
-
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_REE_GCSM1_CTRL, 0x0000);
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_REE_GCSM2_CTRL, 0x0000);
- cdns_torrent_phy_write(cdns_phy->regmap_rx_lane_cdb[lane],
- RX_REE_PERGCSM_CTRL, 0x0000);
-
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- XCVR_DIAG_BIDI_CTRL, 0x000F);
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- XCVR_DIAG_PLLDRC_CTRL, 0x0001);
- cdns_torrent_phy_write(cdns_phy->regmap_tx_lane_cdb[lane],
- XCVR_DIAG_HSCLK_SEL, 0x0000);
-}
-
-static void cdns_torrent_dp_pma_cfg(struct cdns_torrent_phy *cdns_phy,
- struct cdns_torrent_inst *inst)
-{
- unsigned int i;
-
- if (cdns_phy->ref_clk_rate == CLK_19_2_MHZ)
- /* PMA common configuration 19.2MHz */
- cdns_torrent_dp_pma_cmn_cfg_19_2mhz(cdns_phy);
- else if (cdns_phy->ref_clk_rate == CLK_25_MHZ)
- /* PMA common configuration 25MHz */
- cdns_torrent_dp_pma_cmn_cfg_25mhz(cdns_phy);
-
- /* PMA lane configuration to deal with multi-link operation */
- for (i = 0; i < inst->num_lanes; i++)
- cdns_torrent_dp_pma_lane_cfg(cdns_phy, i);
-}
-
/*
* Enable or disable PLL for selected lanes.
*/
@@ -1196,9 +988,6 @@ static void cdns_torrent_dp_pma_cmn_rate(struct cdns_torrent_phy *cdns_phy,
unsigned int hsclk_div_val = 0;
unsigned int i;

- /* 16'h0000 for single DP link configuration */
- regmap_field_write(cdns_phy->phy_pll_cfg, 0x0);
-
switch (rate) {
case 1620:
clk_sel_val = 0x0f01;
@@ -1243,8 +1032,7 @@ static void cdns_torrent_dp_pma_cmn_rate(struct cdns_torrent_phy *cdns_phy,
static int cdns_torrent_dp_configure_rate(struct cdns_torrent_phy *cdns_phy,
struct phy_configure_opts_dp *dp)
{
- u32 ret;
- u32 read_val;
+ u32 read_val, ret;

/* Disable the cmn_pll0_en before re-programming the new data rate. */
regmap_field_write(cdns_phy->phy_pma_pll_raw_ctrl, 0x0);
@@ -1262,17 +1050,12 @@ static int cdns_torrent_dp_configure_rate(struct cdns_torrent_phy *cdns_phy,
ndelay(200);

/* DP Rate Change - VCO Output settings. */
- if (cdns_phy->ref_clk_rate == CLK_19_2_MHZ) {
+ if (cdns_phy->ref_clk_rate == CLK_19_2_MHZ)
/* PMA common configuration 19.2MHz */
- cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(cdns_phy, dp->link_rate,
- dp->ssc);
- cdns_torrent_dp_pma_cmn_cfg_19_2mhz(cdns_phy);
- } else if (cdns_phy->ref_clk_rate == CLK_25_MHZ) {
+ cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(cdns_phy, dp->link_rate, dp->ssc);
+ else if (cdns_phy->ref_clk_rate == CLK_25_MHZ)
/* PMA common configuration 25MHz */
- cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(cdns_phy, dp->link_rate,
- dp->ssc);
- cdns_torrent_dp_pma_cmn_cfg_25mhz(cdns_phy);
- }
+ cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(cdns_phy, dp->link_rate, dp->ssc);
cdns_torrent_dp_pma_cmn_rate(cdns_phy, dp->link_rate, dp->lanes);

/* Enable the cmn_pll0_en. */
@@ -1621,9 +1404,6 @@ static int cdns_torrent_dp_init(struct phy *phy)

cdns_torrent_dp_write(regmap, PHY_AUX_CTRL, 0x0003); /* enable AUX */

- /* PHY PMA registers configuration function */
- cdns_torrent_dp_pma_cfg(cdns_phy, inst);
-
/*
* Set lines power state to A0
* Set lines pll clk enable to 0
@@ -1957,9 +1737,6 @@ static int cdns_torrent_phy_init(struct phy *phy)
if (cdns_phy->nsubnodes > 1)
return 0;

- if (phy_type == TYPE_DP)
- return cdns_torrent_dp_init(phy);
-
/**
* Spread spectrum generation is not required or supported
* for SGMII/QSGMII
@@ -2045,6 +1822,9 @@ static int cdns_torrent_phy_init(struct phy *phy)
}
}

+ if (phy_type == TYPE_DP)
+ return cdns_torrent_dp_init(phy);
+
return 0;
}

@@ -2569,6 +2349,168 @@ static int cdns_torrent_phy_remove(struct platform_device *pdev)
return 0;
}

+/* Single DisplayPort(DP) link configuration */
+static struct cdns_reg_pairs sl_dp_link_cmn_regs[] = {
+ {0x0000, PHY_PLL_CFG},
+};
+
+static struct cdns_reg_pairs sl_dp_xcvr_diag_ln_regs[] = {
+ {0x0000, XCVR_DIAG_HSCLK_SEL},
+ {0x0001, XCVR_DIAG_PLLDRC_CTRL}
+};
+
+static struct cdns_torrent_vals sl_dp_link_cmn_vals = {
+ .reg_pairs = sl_dp_link_cmn_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_link_cmn_regs),
+};
+
+static struct cdns_torrent_vals sl_dp_xcvr_diag_ln_vals = {
+ .reg_pairs = sl_dp_xcvr_diag_ln_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_xcvr_diag_ln_regs),
+};
+
+/* Single DP, 19.2 MHz Ref clk, no SSC */
+static struct cdns_reg_pairs sl_dp_19_2_no_ssc_cmn_regs[] = {
+ {0x0014, CMN_SSM_BIAS_TMR},
+ {0x0027, CMN_PLLSM0_PLLPRE_TMR},
+ {0x00A1, CMN_PLLSM0_PLLLOCK_TMR},
+ {0x0027, CMN_PLLSM1_PLLPRE_TMR},
+ {0x00A1, CMN_PLLSM1_PLLLOCK_TMR},
+ {0x0060, CMN_BGCAL_INIT_TMR},
+ {0x0060, CMN_BGCAL_ITER_TMR},
+ {0x0014, CMN_IBCAL_INIT_TMR},
+ {0x0018, CMN_TXPUCAL_INIT_TMR},
+ {0x0005, CMN_TXPUCAL_ITER_TMR},
+ {0x0018, CMN_TXPDCAL_INIT_TMR},
+ {0x0005, CMN_TXPDCAL_ITER_TMR},
+ {0x0240, CMN_RXCAL_INIT_TMR},
+ {0x0005, CMN_RXCAL_ITER_TMR},
+ {0x0002, CMN_SD_CAL_INIT_TMR},
+ {0x0002, CMN_SD_CAL_ITER_TMR},
+ {0x000B, CMN_SD_CAL_REFTIM_START},
+ {0x0137, CMN_SD_CAL_PLLCNT_START},
+ {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0},
+ {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0},
+ {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0},
+ {0x0004, CMN_PLL0_DSM_DIAG_M0},
+ {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0},
+ {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0},
+ {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0},
+ {0x0004, CMN_PLL1_DSM_DIAG_M0},
+ {0x00C0, CMN_PLL0_VCOCAL_INIT_TMR},
+ {0x0004, CMN_PLL0_VCOCAL_ITER_TMR},
+ {0x00C0, CMN_PLL1_VCOCAL_INIT_TMR},
+ {0x0004, CMN_PLL1_VCOCAL_ITER_TMR},
+ {0x0260, CMN_PLL0_VCOCAL_REFTIM_START},
+ {0x0003, CMN_PLL0_VCOCAL_TCTRL},
+ {0x0260, CMN_PLL1_VCOCAL_REFTIM_START},
+ {0x0003, CMN_PLL1_VCOCAL_TCTRL}
+};
+
+static struct cdns_reg_pairs sl_dp_19_2_no_ssc_tx_ln_regs[] = {
+ {0x0780, TX_RCVDET_ST_TMR},
+ {0x00FB, TX_PSC_A0},
+ {0x04AA, TX_PSC_A2},
+ {0x04AA, TX_PSC_A3},
+ {0x000F, XCVR_DIAG_BIDI_CTRL}
+};
+
+static struct cdns_reg_pairs sl_dp_19_2_no_ssc_rx_ln_regs[] = {
+ {0x0000, RX_PSC_A0},
+ {0x0000, RX_PSC_A2},
+ {0x0000, RX_PSC_A3},
+ {0x0000, RX_PSC_CAL},
+ {0x0000, RX_REE_GCSM1_CTRL},
+ {0x0000, RX_REE_GCSM2_CTRL},
+ {0x0000, RX_REE_PERGCSM_CTRL}
+};
+
+static struct cdns_torrent_vals sl_dp_19_2_no_ssc_cmn_vals = {
+ .reg_pairs = sl_dp_19_2_no_ssc_cmn_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_19_2_no_ssc_cmn_regs),
+};
+
+static struct cdns_torrent_vals sl_dp_19_2_no_ssc_tx_ln_vals = {
+ .reg_pairs = sl_dp_19_2_no_ssc_tx_ln_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_19_2_no_ssc_tx_ln_regs),
+};
+
+static struct cdns_torrent_vals sl_dp_19_2_no_ssc_rx_ln_vals = {
+ .reg_pairs = sl_dp_19_2_no_ssc_rx_ln_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_19_2_no_ssc_rx_ln_regs),
+};
+
+/* Single DP, 25 MHz Ref clk, no SSC */
+static struct cdns_reg_pairs sl_dp_25_no_ssc_cmn_regs[] = {
+ {0x0019, CMN_SSM_BIAS_TMR},
+ {0x0032, CMN_PLLSM0_PLLPRE_TMR},
+ {0x00D1, CMN_PLLSM0_PLLLOCK_TMR},
+ {0x0032, CMN_PLLSM1_PLLPRE_TMR},
+ {0x00D1, CMN_PLLSM1_PLLLOCK_TMR},
+ {0x007D, CMN_BGCAL_INIT_TMR},
+ {0x007D, CMN_BGCAL_ITER_TMR},
+ {0x0019, CMN_IBCAL_INIT_TMR},
+ {0x001E, CMN_TXPUCAL_INIT_TMR},
+ {0x0006, CMN_TXPUCAL_ITER_TMR},
+ {0x001E, CMN_TXPDCAL_INIT_TMR},
+ {0x0006, CMN_TXPDCAL_ITER_TMR},
+ {0x02EE, CMN_RXCAL_INIT_TMR},
+ {0x0006, CMN_RXCAL_ITER_TMR},
+ {0x0002, CMN_SD_CAL_INIT_TMR},
+ {0x0002, CMN_SD_CAL_ITER_TMR},
+ {0x000E, CMN_SD_CAL_REFTIM_START},
+ {0x012B, CMN_SD_CAL_PLLCNT_START},
+ {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0},
+ {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0},
+ {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0},
+ {0x0004, CMN_PLL0_DSM_DIAG_M0},
+ {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0},
+ {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0},
+ {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0},
+ {0x0004, CMN_PLL1_DSM_DIAG_M0},
+ {0x00FA, CMN_PLL0_VCOCAL_INIT_TMR},
+ {0x0004, CMN_PLL0_VCOCAL_ITER_TMR},
+ {0x00FA, CMN_PLL1_VCOCAL_INIT_TMR},
+ {0x0004, CMN_PLL1_VCOCAL_ITER_TMR},
+ {0x0317, CMN_PLL0_VCOCAL_REFTIM_START},
+ {0x0003, CMN_PLL0_VCOCAL_TCTRL},
+ {0x0317, CMN_PLL1_VCOCAL_REFTIM_START},
+ {0x0003, CMN_PLL1_VCOCAL_TCTRL}
+};
+
+static struct cdns_reg_pairs sl_dp_25_no_ssc_tx_ln_regs[] = {
+ {0x09C4, TX_RCVDET_ST_TMR},
+ {0x00FB, TX_PSC_A0},
+ {0x04AA, TX_PSC_A2},
+ {0x04AA, TX_PSC_A3},
+ {0x000F, XCVR_DIAG_BIDI_CTRL}
+};
+
+static struct cdns_reg_pairs sl_dp_25_no_ssc_rx_ln_regs[] = {
+ {0x0000, RX_PSC_A0},
+ {0x0000, RX_PSC_A2},
+ {0x0000, RX_PSC_A3},
+ {0x0000, RX_PSC_CAL},
+ {0x0000, RX_REE_GCSM1_CTRL},
+ {0x0000, RX_REE_GCSM2_CTRL},
+ {0x0000, RX_REE_PERGCSM_CTRL}
+};
+
+static struct cdns_torrent_vals sl_dp_25_no_ssc_cmn_vals = {
+ .reg_pairs = sl_dp_25_no_ssc_cmn_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_25_no_ssc_cmn_regs),
+};
+
+static struct cdns_torrent_vals sl_dp_25_no_ssc_tx_ln_vals = {
+ .reg_pairs = sl_dp_25_no_ssc_tx_ln_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_25_no_ssc_tx_ln_regs),
+};
+
+static struct cdns_torrent_vals sl_dp_25_no_ssc_rx_ln_vals = {
+ .reg_pairs = sl_dp_25_no_ssc_rx_ln_regs,
+ .num_regs = ARRAY_SIZE(sl_dp_25_no_ssc_rx_ln_regs),
+};
+
/* USB and SGMII/QSGMII link configuration */
static struct cdns_reg_pairs usb_sgmii_link_cmn_regs[] = {
{0x0002, PHY_PLL_CFG},
@@ -3307,6 +3249,11 @@ static const struct cdns_torrent_data cdns_map_torrent = {
.block_offset_shift = 0x2,
.reg_offset_shift = 0x2,
.link_cmn_vals = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_link_cmn_vals,
+ },
+ },
[TYPE_PCIE] = {
[TYPE_NONE] = {
[NO_SSC] = NULL,
@@ -3383,6 +3330,11 @@ static const struct cdns_torrent_data cdns_map_torrent = {
},
},
.xcvr_diag_vals = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_xcvr_diag_ln_vals,
+ },
+ },
[TYPE_PCIE] = {
[TYPE_NONE] = {
[NO_SSC] = NULL,
@@ -3483,6 +3435,20 @@ static const struct cdns_torrent_data cdns_map_torrent = {
},
},
.cmn_vals = {
+ [CLK_19_2_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_19_2_no_ssc_cmn_vals,
+ },
+ },
+ },
+ [CLK_25_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_25_no_ssc_cmn_vals,
+ },
+ },
+ },
[CLK_100_MHZ] = {
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -3561,6 +3527,20 @@ static const struct cdns_torrent_data cdns_map_torrent = {
},
},
.tx_ln_vals = {
+ [CLK_19_2_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_19_2_no_ssc_tx_ln_vals,
+ },
+ },
+ },
+ [CLK_25_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_25_no_ssc_tx_ln_vals,
+ },
+ },
+ },
[CLK_100_MHZ] = {
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -3639,6 +3619,20 @@ static const struct cdns_torrent_data cdns_map_torrent = {
},
},
.rx_ln_vals = {
+ [CLK_19_2_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_19_2_no_ssc_rx_ln_vals,
+ },
+ },
+ },
+ [CLK_25_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_25_no_ssc_rx_ln_vals,
+ },
+ },
+ },
[CLK_100_MHZ] = {
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -3722,6 +3716,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
.block_offset_shift = 0x0,
.reg_offset_shift = 0x1,
.link_cmn_vals = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_link_cmn_vals,
+ },
+ },
[TYPE_PCIE] = {
[TYPE_NONE] = {
[NO_SSC] = NULL,
@@ -3798,6 +3797,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
},
},
.xcvr_diag_vals = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_xcvr_diag_ln_vals,
+ },
+ },
[TYPE_PCIE] = {
[TYPE_NONE] = {
[NO_SSC] = NULL,
@@ -3898,6 +3902,20 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
},
},
.cmn_vals = {
+ [CLK_19_2_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_19_2_no_ssc_cmn_vals,
+ },
+ },
+ },
+ [CLK_25_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_25_no_ssc_cmn_vals,
+ },
+ },
+ },
[CLK_100_MHZ] = {
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -3976,6 +3994,20 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
},
},
.tx_ln_vals = {
+ [CLK_19_2_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_19_2_no_ssc_tx_ln_vals,
+ },
+ },
+ },
+ [CLK_25_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_25_no_ssc_tx_ln_vals,
+ },
+ },
+ },
[CLK_100_MHZ] = {
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4054,6 +4086,20 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
},
},
.rx_ln_vals = {
+ [CLK_19_2_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_19_2_no_ssc_rx_ln_vals,
+ },
+ },
+ },
+ [CLK_25_MHZ] = {
+ [TYPE_DP] = {
+ [TYPE_NONE] = {
+ [NO_SSC] = &sl_dp_25_no_ssc_rx_ln_vals,
+ },
+ },
+ },
[CLK_100_MHZ] = {
[TYPE_PCIE] = {
[TYPE_NONE] = {
--
2.26.1
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  Last update: 2021-07-28 16:56    [W:1.311 / U:0.772 seconds]
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