From: Swapnil Jakhade <sjakhade@cadence.com> To: <vkoul@kernel.org>, <kishon@ti.com>, <robh+dt@kernel.org>, <p.zabel@pengutronix.de>, <linux-phy@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org> Cc: <mparab@cadence.com>, <sjakhade@cadence.com>, <a-govindraju@ti.com> Subject: [PATCH v4 13/15] phy: cadence: Sierra: Add PCIe + QSGMII PHY multilink configuration Date: Thu, 23 Dec 2021 07:01:35 +0100 [thread overview] Message-ID: <20211223060137.9252-14-sjakhade@cadence.com> (raw) In-Reply-To: <20211223060137.9252-1-sjakhade@cadence.com> Add register sequences for PCIe + QSGMII PHY multilink configuration. PHY configuration for multi-link operation is done in two steps. e.g. Consider a case for a 4 lane PHY with PCIe using 2 lanes and QSGMII other 2 lanes. Sierra PHY has 2 PLLs, viz. PLLLC and PLLLC1. So in this case, PLLLC is used for PCIe and PLLLC1 is used for QSGMII. PHY is configured in two steps as described below. [1] For first step, the register values are selected as [TYPE_PCIE][TYPE_QSGMII][ssc]. This will configure PHY registers associated for PCIe involving PLLLC registers and registers for first 2 lanes of PHY. [2] In second step, the register values are selected as [TYPE_QSGMII][TYPE_PCIE][ssc]. This will configure PHY registers associated for QSGMII involving PLLLC1 registers and registers for other 2 lanes of PHY. This completes the PHY configuration for multilink operation. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Reviewed-by: Aswath Govindraju <a-govindraju@ti.com> --- drivers/phy/cadence/phy-cadence-sierra.c | 377 ++++++++++++++++++++++- 1 file changed, 376 insertions(+), 1 deletion(-) diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index 8f356bf38be8..e2b0530ca04c 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -45,6 +45,9 @@ #define SIERRA_CMN_REFRCV_PREG 0x98 #define SIERRA_CMN_REFRCV1_PREG 0xB8 #define SIERRA_CMN_PLLLC1_GEN_PREG 0xC2 +#define SIERRA_CMN_PLLLC1_LF_COEFF_MODE0_PREG 0xCA +#define SIERRA_CMN_PLLLC1_BWCAL_MODE0_PREG 0xD0 +#define SIERRA_CMN_PLLLC1_SS_TIME_STEPSIZE_MODE_PREG 0xE2 #define SIERRA_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ ((0x4000 << (block_offset)) + \ @@ -59,6 +62,9 @@ #define SIERRA_PSM_A0IN_TMR_PREG 0x009 #define SIERRA_PSM_A3IN_TMR_PREG 0x00C #define SIERRA_PSM_DIAG_PREG 0x015 +#define SIERRA_PSC_LN_A3_PREG 0x023 +#define SIERRA_PSC_LN_A4_PREG 0x024 +#define SIERRA_PSC_LN_IDLE_PREG 0x026 #define SIERRA_PSC_TX_A0_PREG 0x028 #define SIERRA_PSC_TX_A1_PREG 0x029 #define SIERRA_PSC_TX_A2_PREG 0x02A @@ -68,6 +74,7 @@ #define SIERRA_PSC_RX_A2_PREG 0x032 #define SIERRA_PSC_RX_A3_PREG 0x033 #define SIERRA_PLLCTRL_SUBRATE_PREG 0x03A +#define SIERRA_PLLCTRL_GEN_A_PREG 0x03B #define SIERRA_PLLCTRL_GEN_D_PREG 0x03E #define SIERRA_PLLCTRL_CPGAIN_MODE_PREG 0x03F #define SIERRA_PLLCTRL_STATUS_PREG 0x044 @@ -150,6 +157,7 @@ #define SIERRA_CPICAL_TMRVAL_MODE0_PREG 0x171 #define SIERRA_CPICAL_PICNT_MODE1_PREG 0x174 #define SIERRA_CPI_OUTBUF_RATESEL_PREG 0x17C +#define SIERRA_CPI_RESBIAS_BIN_PREG 0x17E #define SIERRA_CPI_TRIM_PREG 0x17F #define SIERRA_CPICAL_RES_STARTCODE_MODE23_PREG 0x183 #define SIERRA_EPI_CTRL_PREG 0x187 @@ -272,7 +280,8 @@ static u32 cdns_sierra_pll_mux_table[][SIERRA_NUM_CMN_PLLC_PARENTS] = { enum cdns_sierra_phy_type { TYPE_NONE, TYPE_PCIE, - TYPE_USB + TYPE_USB, + TYPE_QSGMII }; enum cdns_sierra_ssc_mode { @@ -807,6 +816,9 @@ static int cdns_sierra_get_optional(struct cdns_sierra_inst *inst, case PHY_TYPE_USB3: inst->phy_type = TYPE_USB; break; + case PHY_TYPE_QSGMII: + inst->phy_type = TYPE_QSGMII; + break; default: return -EINVAL; } @@ -1199,6 +1211,9 @@ static int cdns_sierra_phy_configure_multilink(struct cdns_sierra_phy *sp) regmap_write(regmap, reg_pairs[j].off, reg_pairs[j].val); } } + + if (phy_t1 == TYPE_QSGMII) + reset_control_deassert(sp->phys[node].lnk_rst); } /* Take the PHY out of reset */ @@ -1376,6 +1391,72 @@ static int cdns_sierra_phy_remove(struct platform_device *pdev) return 0; } +/* QSGMII PHY PMA lane configuration */ +static struct cdns_reg_pairs qsgmii_phy_pma_ln_regs[] = { + {0x9010, SIERRA_PHY_PMA_XCVR_CTRL} +}; + +static struct cdns_sierra_vals qsgmii_phy_pma_ln_vals = { + .reg_pairs = qsgmii_phy_pma_ln_regs, + .num_regs = ARRAY_SIZE(qsgmii_phy_pma_ln_regs), +}; + +/* QSGMII refclk 100MHz, 20b, opt1, No BW cal, no ssc, PLL LC1 */ +static const struct cdns_reg_pairs qsgmii_100_no_ssc_plllc1_cmn_regs[] = { + {0x2085, SIERRA_CMN_PLLLC1_LF_COEFF_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC1_BWCAL_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC1_SS_TIME_STEPSIZE_MODE_PREG} +}; + +static const struct cdns_reg_pairs qsgmii_100_no_ssc_plllc1_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x0252, SIERRA_DET_STANDEC_E_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x0FFE, SIERRA_PSC_RX_A0_PREG}, + {0x0011, SIERRA_PLLCTRL_SUBRATE_PREG}, + {0x0001, SIERRA_PLLCTRL_GEN_A_PREG}, + {0x5233, SIERRA_PLLCTRL_CPGAIN_MODE_PREG}, + {0x0000, SIERRA_DRVCTRL_ATTEN_PREG}, + {0x0089, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x3C3C, SIERRA_CREQ_CCLKDET_MODE01_PREG}, + {0x3222, SIERRA_CREQ_FSMCLK_SEL_PREG}, + {0x0000, SIERRA_CREQ_EQ_CTRL_PREG}, + {0x8422, SIERRA_CTLELUT_CTRL_PREG}, + {0x4111, SIERRA_DFE_ECMP_RATESEL_PREG}, + {0x4111, SIERRA_DFE_SMP_RATESEL_PREG}, + {0x0002, SIERRA_DEQ_PHALIGN_CTRL}, + {0x9595, SIERRA_DEQ_VGATUNE_CTRL_PREG}, + {0x0186, SIERRA_DEQ_GLUT0}, + {0x0186, SIERRA_DEQ_GLUT1}, + {0x0186, SIERRA_DEQ_GLUT2}, + {0x0186, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x0861, SIERRA_DEQ_ALUT0}, + {0x07E0, SIERRA_DEQ_ALUT1}, + {0x079E, SIERRA_DEQ_ALUT2}, + {0x071D, SIERRA_DEQ_ALUT3}, + {0x03F5, SIERRA_DEQ_DFETAP_CTRL_PREG}, + {0x0C01, SIERRA_DEQ_TAU_CTRL1_FAST_MAINT_PREG}, + {0x3C40, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C04, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0033, SIERRA_DEQ_PICTRL_PREG}, + {0x0660, SIERRA_CPICAL_TMRVAL_MODE0_PREG}, + {0x00D5, SIERRA_CPI_OUTBUF_RATESEL_PREG}, + {0x0B6D, SIERRA_CPI_RESBIAS_BIN_PREG}, + {0x0102, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x0002, SIERRA_RXBUFFER_RCDFECTRL_PREG} +}; + +static struct cdns_sierra_vals qsgmii_100_no_ssc_plllc1_cmn_vals = { + .reg_pairs = qsgmii_100_no_ssc_plllc1_cmn_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_plllc1_cmn_regs), +}; + +static struct cdns_sierra_vals qsgmii_100_no_ssc_plllc1_ln_vals = { + .reg_pairs = qsgmii_100_no_ssc_plllc1_ln_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_plllc1_ln_regs), +}; + /* PCIE PHY PCS common configuration */ static struct cdns_reg_pairs pcie_phy_pcs_cmn_regs[] = { {0x0430, SIERRA_PHY_PIPE_CMN_CTRL1} @@ -1386,6 +1467,233 @@ static struct cdns_sierra_vals pcie_phy_pcs_cmn_vals = { .num_regs = ARRAY_SIZE(pcie_phy_pcs_cmn_regs), }; +/* refclk100MHz_32b_PCIe_cmn_pll_no_ssc, pcie_links_using_plllc, pipe_bw_3 */ +static const struct cdns_reg_pairs pcie_100_no_ssc_plllc_cmn_regs[] = { + {0x2105, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x2105, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG} +}; + +/* + * refclk100MHz_32b_PCIe_ln_no_ssc, multilink, using_plllc, + * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz + */ +static const struct cdns_reg_pairs ml_pcie_100_no_ssc_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x001D, SIERRA_PSM_A3IN_TMR_PREG}, + {0x0004, SIERRA_PSC_LN_A3_PREG}, + {0x0004, SIERRA_PSC_LN_A4_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x1555, SIERRA_DFE_BIASTRIM_PREG}, + {0x9703, SIERRA_DRVCTRL_BOOST_PREG}, + {0x8055, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x80BB, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x8351, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x8349, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x0002, SIERRA_CREQ_DCBIASATTEN_OVR_PREG}, + {0x9800, SIERRA_RX_CTLE_CAL_PREG}, + {0x5624, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x000F, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x00FF, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x4C4C, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x0041, SIERRA_DEQ_GLUT0}, + {0x0082, SIERRA_DEQ_GLUT1}, + {0x00C3, SIERRA_DEQ_GLUT2}, + {0x0145, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x09E7, SIERRA_DEQ_ALUT0}, + {0x09A6, SIERRA_DEQ_ALUT1}, + {0x0965, SIERRA_DEQ_ALUT2}, + {0x08E3, SIERRA_DEQ_ALUT3}, + {0x00FA, SIERRA_DEQ_DFETAP0}, + {0x00FA, SIERRA_DEQ_DFETAP1}, + {0x00FA, SIERRA_DEQ_DFETAP2}, + {0x00FA, SIERRA_DEQ_DFETAP3}, + {0x00FA, SIERRA_DEQ_DFETAP4}, + {0x000F, SIERRA_DEQ_PRECUR_PREG}, + {0x0280, SIERRA_DEQ_POSTCUR_PREG}, + {0x8F00, SIERRA_DEQ_POSTCUR_DECR_PREG}, + {0x3C0F, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C0C, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0100, SIERRA_DEQ_TAU_CTRL3_PREG}, + {0x5E82, SIERRA_DEQ_OPENEYE_CTRL_PREG}, + {0x002B, SIERRA_CPI_TRIM_PREG}, + {0x0003, SIERRA_EPI_CTRL_PREG}, + {0x803F, SIERRA_SDFILT_H2L_A_PREG}, + {0x0004, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x2010, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4432, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static struct cdns_sierra_vals pcie_100_no_ssc_plllc_cmn_vals = { + .reg_pairs = pcie_100_no_ssc_plllc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_no_ssc_plllc_cmn_regs), +}; + +static struct cdns_sierra_vals ml_pcie_100_no_ssc_ln_vals = { + .reg_pairs = ml_pcie_100_no_ssc_ln_regs, + .num_regs = ARRAY_SIZE(ml_pcie_100_no_ssc_ln_regs), +}; + +/* refclk100MHz_32b_PCIe_cmn_pll_int_ssc, pcie_links_using_plllc, pipe_bw_3 */ +static const struct cdns_reg_pairs pcie_100_int_ssc_plllc_cmn_regs[] = { + {0x000E, SIERRA_CMN_PLLLC_MODE_PREG}, + {0x4006, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x4006, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x0000, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, + {0x0581, SIERRA_CMN_PLLLC_DSMCORR_PREG}, + {0x7F80, SIERRA_CMN_PLLLC_SS_PREG}, + {0x0041, SIERRA_CMN_PLLLC_SS_AMP_STEP_SIZE_PREG}, + {0x0464, SIERRA_CMN_PLLLC_SSTWOPT_PREG}, + {0x0D0D, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG}, + {0x0060, SIERRA_CMN_PLLLC_LOCK_DELAY_CTRL_PREG} +}; + +/* + * refclk100MHz_32b_PCIe_ln_int_ssc, multilink, using_plllc, + * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz + */ +static const struct cdns_reg_pairs ml_pcie_100_int_ssc_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x001D, SIERRA_PSM_A3IN_TMR_PREG}, + {0x0004, SIERRA_PSC_LN_A3_PREG}, + {0x0004, SIERRA_PSC_LN_A4_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x1555, SIERRA_DFE_BIASTRIM_PREG}, + {0x9703, SIERRA_DRVCTRL_BOOST_PREG}, + {0x813E, SIERRA_CLKPATHCTRL_TMR_PREG}, + {0x8047, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x0002, SIERRA_CREQ_DCBIASATTEN_OVR_PREG}, + {0x9800, SIERRA_RX_CTLE_CAL_PREG}, + {0x033C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, + {0x44CC, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG}, + {0x5624, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x000F, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x00FF, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x4C4C, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x0041, SIERRA_DEQ_GLUT0}, + {0x0082, SIERRA_DEQ_GLUT1}, + {0x00C3, SIERRA_DEQ_GLUT2}, + {0x0145, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x09E7, SIERRA_DEQ_ALUT0}, + {0x09A6, SIERRA_DEQ_ALUT1}, + {0x0965, SIERRA_DEQ_ALUT2}, + {0x08E3, SIERRA_DEQ_ALUT3}, + {0x00FA, SIERRA_DEQ_DFETAP0}, + {0x00FA, SIERRA_DEQ_DFETAP1}, + {0x00FA, SIERRA_DEQ_DFETAP2}, + {0x00FA, SIERRA_DEQ_DFETAP3}, + {0x00FA, SIERRA_DEQ_DFETAP4}, + {0x000F, SIERRA_DEQ_PRECUR_PREG}, + {0x0280, SIERRA_DEQ_POSTCUR_PREG}, + {0x8F00, SIERRA_DEQ_POSTCUR_DECR_PREG}, + {0x3C0F, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C0C, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0100, SIERRA_DEQ_TAU_CTRL3_PREG}, + {0x5E82, SIERRA_DEQ_OPENEYE_CTRL_PREG}, + {0x002B, SIERRA_CPI_TRIM_PREG}, + {0x0003, SIERRA_EPI_CTRL_PREG}, + {0x803F, SIERRA_SDFILT_H2L_A_PREG}, + {0x0004, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x2010, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4432, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static struct cdns_sierra_vals pcie_100_int_ssc_plllc_cmn_vals = { + .reg_pairs = pcie_100_int_ssc_plllc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_int_ssc_plllc_cmn_regs), +}; + +static struct cdns_sierra_vals ml_pcie_100_int_ssc_ln_vals = { + .reg_pairs = ml_pcie_100_int_ssc_ln_regs, + .num_regs = ARRAY_SIZE(ml_pcie_100_int_ssc_ln_regs), +}; + +/* refclk100MHz_32b_PCIe_cmn_pll_ext_ssc, pcie_links_using_plllc, pipe_bw_3 */ +static const struct cdns_reg_pairs pcie_100_ext_ssc_plllc_cmn_regs[] = { + {0x2106, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x2106, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, + {0x1B1B, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG} +}; + +/* + * refclk100MHz_32b_PCIe_ln_ext_ssc, multilink, using_plllc, + * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz + */ +static const struct cdns_reg_pairs ml_pcie_100_ext_ssc_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x001D, SIERRA_PSM_A3IN_TMR_PREG}, + {0x0004, SIERRA_PSC_LN_A3_PREG}, + {0x0004, SIERRA_PSC_LN_A4_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x1555, SIERRA_DFE_BIASTRIM_PREG}, + {0x9703, SIERRA_DRVCTRL_BOOST_PREG}, + {0x813E, SIERRA_CLKPATHCTRL_TMR_PREG}, + {0x8047, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x0002, SIERRA_CREQ_DCBIASATTEN_OVR_PREG}, + {0x9800, SIERRA_RX_CTLE_CAL_PREG}, + {0x033C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, + {0x44CC, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG}, + {0x5624, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x000F, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x00FF, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x4C4C, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x0041, SIERRA_DEQ_GLUT0}, + {0x0082, SIERRA_DEQ_GLUT1}, + {0x00C3, SIERRA_DEQ_GLUT2}, + {0x0145, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x09E7, SIERRA_DEQ_ALUT0}, + {0x09A6, SIERRA_DEQ_ALUT1}, + {0x0965, SIERRA_DEQ_ALUT2}, + {0x08E3, SIERRA_DEQ_ALUT3}, + {0x00FA, SIERRA_DEQ_DFETAP0}, + {0x00FA, SIERRA_DEQ_DFETAP1}, + {0x00FA, SIERRA_DEQ_DFETAP2}, + {0x00FA, SIERRA_DEQ_DFETAP3}, + {0x00FA, SIERRA_DEQ_DFETAP4}, + {0x000F, SIERRA_DEQ_PRECUR_PREG}, + {0x0280, SIERRA_DEQ_POSTCUR_PREG}, + {0x8F00, SIERRA_DEQ_POSTCUR_DECR_PREG}, + {0x3C0F, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C0C, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0100, SIERRA_DEQ_TAU_CTRL3_PREG}, + {0x5E82, SIERRA_DEQ_OPENEYE_CTRL_PREG}, + {0x002B, SIERRA_CPI_TRIM_PREG}, + {0x0003, SIERRA_EPI_CTRL_PREG}, + {0x803F, SIERRA_SDFILT_H2L_A_PREG}, + {0x0004, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x2010, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4432, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static struct cdns_sierra_vals pcie_100_ext_ssc_plllc_cmn_vals = { + .reg_pairs = pcie_100_ext_ssc_plllc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_ext_ssc_plllc_cmn_regs), +}; + +static struct cdns_sierra_vals ml_pcie_100_ext_ssc_ln_vals = { + .reg_pairs = ml_pcie_100_ext_ssc_ln_regs, + .num_regs = ARRAY_SIZE(ml_pcie_100_ext_ssc_ln_regs), +}; + /* refclk100MHz_32b_PCIe_cmn_pll_no_ssc */ static const struct cdns_reg_pairs cdns_pcie_cmn_regs_no_ssc[] = { {0x2105, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, @@ -1723,6 +2031,11 @@ static const struct cdns_sierra_data cdns_map_sierra = { [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + }, }, }, .pma_cmn_vals = { @@ -1732,12 +2045,24 @@ static const struct cdns_sierra_data cdns_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_plllc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_ext_ssc_plllc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_plllc_cmn_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_cmn_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + }, + }, }, .pma_ln_vals = { [TYPE_PCIE] = { @@ -1746,12 +2071,24 @@ static const struct cdns_sierra_data cdns_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_ln_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_ln_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &ml_pcie_100_no_ssc_ln_vals, + [EXTERNAL_SSC] = &ml_pcie_100_ext_ssc_ln_vals, + [INTERNAL_SSC] = &ml_pcie_100_int_ssc_ln_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_ln_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + }, + }, }, }; @@ -1766,6 +2103,20 @@ static const struct cdns_sierra_data cdns_ti_map_sierra = { [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + }, + }, + }, + .phy_pma_ln_vals = { + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_phy_pma_ln_vals, + [EXTERNAL_SSC] = &qsgmii_phy_pma_ln_vals, + [INTERNAL_SSC] = &qsgmii_phy_pma_ln_vals, + }, }, }, .pma_cmn_vals = { @@ -1775,12 +2126,24 @@ static const struct cdns_sierra_data cdns_ti_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_plllc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_ext_ssc_plllc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_plllc_cmn_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_cmn_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + }, + }, }, .pma_ln_vals = { [TYPE_PCIE] = { @@ -1789,12 +2152,24 @@ static const struct cdns_sierra_data cdns_ti_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_ln_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_ln_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &ml_pcie_100_no_ssc_ln_vals, + [EXTERNAL_SSC] = &ml_pcie_100_ext_ssc_ln_vals, + [INTERNAL_SSC] = &ml_pcie_100_int_ssc_ln_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_ln_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + }, + }, }, }; -- 2.26.1
WARNING: multiple messages have this Message-ID (diff)
From: Swapnil Jakhade <sjakhade@cadence.com> To: <vkoul@kernel.org>, <kishon@ti.com>, <robh+dt@kernel.org>, <p.zabel@pengutronix.de>, <linux-phy@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org> Cc: <mparab@cadence.com>, <sjakhade@cadence.com>, <a-govindraju@ti.com> Subject: [PATCH v4 13/15] phy: cadence: Sierra: Add PCIe + QSGMII PHY multilink configuration Date: Thu, 23 Dec 2021 07:01:35 +0100 [thread overview] Message-ID: <20211223060137.9252-14-sjakhade@cadence.com> (raw) In-Reply-To: <20211223060137.9252-1-sjakhade@cadence.com> Add register sequences for PCIe + QSGMII PHY multilink configuration. PHY configuration for multi-link operation is done in two steps. e.g. Consider a case for a 4 lane PHY with PCIe using 2 lanes and QSGMII other 2 lanes. Sierra PHY has 2 PLLs, viz. PLLLC and PLLLC1. So in this case, PLLLC is used for PCIe and PLLLC1 is used for QSGMII. PHY is configured in two steps as described below. [1] For first step, the register values are selected as [TYPE_PCIE][TYPE_QSGMII][ssc]. This will configure PHY registers associated for PCIe involving PLLLC registers and registers for first 2 lanes of PHY. [2] In second step, the register values are selected as [TYPE_QSGMII][TYPE_PCIE][ssc]. This will configure PHY registers associated for QSGMII involving PLLLC1 registers and registers for other 2 lanes of PHY. This completes the PHY configuration for multilink operation. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Reviewed-by: Aswath Govindraju <a-govindraju@ti.com> --- drivers/phy/cadence/phy-cadence-sierra.c | 377 ++++++++++++++++++++++- 1 file changed, 376 insertions(+), 1 deletion(-) diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index 8f356bf38be8..e2b0530ca04c 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -45,6 +45,9 @@ #define SIERRA_CMN_REFRCV_PREG 0x98 #define SIERRA_CMN_REFRCV1_PREG 0xB8 #define SIERRA_CMN_PLLLC1_GEN_PREG 0xC2 +#define SIERRA_CMN_PLLLC1_LF_COEFF_MODE0_PREG 0xCA +#define SIERRA_CMN_PLLLC1_BWCAL_MODE0_PREG 0xD0 +#define SIERRA_CMN_PLLLC1_SS_TIME_STEPSIZE_MODE_PREG 0xE2 #define SIERRA_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ ((0x4000 << (block_offset)) + \ @@ -59,6 +62,9 @@ #define SIERRA_PSM_A0IN_TMR_PREG 0x009 #define SIERRA_PSM_A3IN_TMR_PREG 0x00C #define SIERRA_PSM_DIAG_PREG 0x015 +#define SIERRA_PSC_LN_A3_PREG 0x023 +#define SIERRA_PSC_LN_A4_PREG 0x024 +#define SIERRA_PSC_LN_IDLE_PREG 0x026 #define SIERRA_PSC_TX_A0_PREG 0x028 #define SIERRA_PSC_TX_A1_PREG 0x029 #define SIERRA_PSC_TX_A2_PREG 0x02A @@ -68,6 +74,7 @@ #define SIERRA_PSC_RX_A2_PREG 0x032 #define SIERRA_PSC_RX_A3_PREG 0x033 #define SIERRA_PLLCTRL_SUBRATE_PREG 0x03A +#define SIERRA_PLLCTRL_GEN_A_PREG 0x03B #define SIERRA_PLLCTRL_GEN_D_PREG 0x03E #define SIERRA_PLLCTRL_CPGAIN_MODE_PREG 0x03F #define SIERRA_PLLCTRL_STATUS_PREG 0x044 @@ -150,6 +157,7 @@ #define SIERRA_CPICAL_TMRVAL_MODE0_PREG 0x171 #define SIERRA_CPICAL_PICNT_MODE1_PREG 0x174 #define SIERRA_CPI_OUTBUF_RATESEL_PREG 0x17C +#define SIERRA_CPI_RESBIAS_BIN_PREG 0x17E #define SIERRA_CPI_TRIM_PREG 0x17F #define SIERRA_CPICAL_RES_STARTCODE_MODE23_PREG 0x183 #define SIERRA_EPI_CTRL_PREG 0x187 @@ -272,7 +280,8 @@ static u32 cdns_sierra_pll_mux_table[][SIERRA_NUM_CMN_PLLC_PARENTS] = { enum cdns_sierra_phy_type { TYPE_NONE, TYPE_PCIE, - TYPE_USB + TYPE_USB, + TYPE_QSGMII }; enum cdns_sierra_ssc_mode { @@ -807,6 +816,9 @@ static int cdns_sierra_get_optional(struct cdns_sierra_inst *inst, case PHY_TYPE_USB3: inst->phy_type = TYPE_USB; break; + case PHY_TYPE_QSGMII: + inst->phy_type = TYPE_QSGMII; + break; default: return -EINVAL; } @@ -1199,6 +1211,9 @@ static int cdns_sierra_phy_configure_multilink(struct cdns_sierra_phy *sp) regmap_write(regmap, reg_pairs[j].off, reg_pairs[j].val); } } + + if (phy_t1 == TYPE_QSGMII) + reset_control_deassert(sp->phys[node].lnk_rst); } /* Take the PHY out of reset */ @@ -1376,6 +1391,72 @@ static int cdns_sierra_phy_remove(struct platform_device *pdev) return 0; } +/* QSGMII PHY PMA lane configuration */ +static struct cdns_reg_pairs qsgmii_phy_pma_ln_regs[] = { + {0x9010, SIERRA_PHY_PMA_XCVR_CTRL} +}; + +static struct cdns_sierra_vals qsgmii_phy_pma_ln_vals = { + .reg_pairs = qsgmii_phy_pma_ln_regs, + .num_regs = ARRAY_SIZE(qsgmii_phy_pma_ln_regs), +}; + +/* QSGMII refclk 100MHz, 20b, opt1, No BW cal, no ssc, PLL LC1 */ +static const struct cdns_reg_pairs qsgmii_100_no_ssc_plllc1_cmn_regs[] = { + {0x2085, SIERRA_CMN_PLLLC1_LF_COEFF_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC1_BWCAL_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC1_SS_TIME_STEPSIZE_MODE_PREG} +}; + +static const struct cdns_reg_pairs qsgmii_100_no_ssc_plllc1_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x0252, SIERRA_DET_STANDEC_E_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x0FFE, SIERRA_PSC_RX_A0_PREG}, + {0x0011, SIERRA_PLLCTRL_SUBRATE_PREG}, + {0x0001, SIERRA_PLLCTRL_GEN_A_PREG}, + {0x5233, SIERRA_PLLCTRL_CPGAIN_MODE_PREG}, + {0x0000, SIERRA_DRVCTRL_ATTEN_PREG}, + {0x0089, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x3C3C, SIERRA_CREQ_CCLKDET_MODE01_PREG}, + {0x3222, SIERRA_CREQ_FSMCLK_SEL_PREG}, + {0x0000, SIERRA_CREQ_EQ_CTRL_PREG}, + {0x8422, SIERRA_CTLELUT_CTRL_PREG}, + {0x4111, SIERRA_DFE_ECMP_RATESEL_PREG}, + {0x4111, SIERRA_DFE_SMP_RATESEL_PREG}, + {0x0002, SIERRA_DEQ_PHALIGN_CTRL}, + {0x9595, SIERRA_DEQ_VGATUNE_CTRL_PREG}, + {0x0186, SIERRA_DEQ_GLUT0}, + {0x0186, SIERRA_DEQ_GLUT1}, + {0x0186, SIERRA_DEQ_GLUT2}, + {0x0186, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x0861, SIERRA_DEQ_ALUT0}, + {0x07E0, SIERRA_DEQ_ALUT1}, + {0x079E, SIERRA_DEQ_ALUT2}, + {0x071D, SIERRA_DEQ_ALUT3}, + {0x03F5, SIERRA_DEQ_DFETAP_CTRL_PREG}, + {0x0C01, SIERRA_DEQ_TAU_CTRL1_FAST_MAINT_PREG}, + {0x3C40, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C04, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0033, SIERRA_DEQ_PICTRL_PREG}, + {0x0660, SIERRA_CPICAL_TMRVAL_MODE0_PREG}, + {0x00D5, SIERRA_CPI_OUTBUF_RATESEL_PREG}, + {0x0B6D, SIERRA_CPI_RESBIAS_BIN_PREG}, + {0x0102, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x0002, SIERRA_RXBUFFER_RCDFECTRL_PREG} +}; + +static struct cdns_sierra_vals qsgmii_100_no_ssc_plllc1_cmn_vals = { + .reg_pairs = qsgmii_100_no_ssc_plllc1_cmn_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_plllc1_cmn_regs), +}; + +static struct cdns_sierra_vals qsgmii_100_no_ssc_plllc1_ln_vals = { + .reg_pairs = qsgmii_100_no_ssc_plllc1_ln_regs, + .num_regs = ARRAY_SIZE(qsgmii_100_no_ssc_plllc1_ln_regs), +}; + /* PCIE PHY PCS common configuration */ static struct cdns_reg_pairs pcie_phy_pcs_cmn_regs[] = { {0x0430, SIERRA_PHY_PIPE_CMN_CTRL1} @@ -1386,6 +1467,233 @@ static struct cdns_sierra_vals pcie_phy_pcs_cmn_vals = { .num_regs = ARRAY_SIZE(pcie_phy_pcs_cmn_regs), }; +/* refclk100MHz_32b_PCIe_cmn_pll_no_ssc, pcie_links_using_plllc, pipe_bw_3 */ +static const struct cdns_reg_pairs pcie_100_no_ssc_plllc_cmn_regs[] = { + {0x2105, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x2105, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG} +}; + +/* + * refclk100MHz_32b_PCIe_ln_no_ssc, multilink, using_plllc, + * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz + */ +static const struct cdns_reg_pairs ml_pcie_100_no_ssc_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x001D, SIERRA_PSM_A3IN_TMR_PREG}, + {0x0004, SIERRA_PSC_LN_A3_PREG}, + {0x0004, SIERRA_PSC_LN_A4_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x1555, SIERRA_DFE_BIASTRIM_PREG}, + {0x9703, SIERRA_DRVCTRL_BOOST_PREG}, + {0x8055, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x80BB, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x8351, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x8349, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x0002, SIERRA_CREQ_DCBIASATTEN_OVR_PREG}, + {0x9800, SIERRA_RX_CTLE_CAL_PREG}, + {0x5624, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x000F, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x00FF, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x4C4C, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x0041, SIERRA_DEQ_GLUT0}, + {0x0082, SIERRA_DEQ_GLUT1}, + {0x00C3, SIERRA_DEQ_GLUT2}, + {0x0145, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x09E7, SIERRA_DEQ_ALUT0}, + {0x09A6, SIERRA_DEQ_ALUT1}, + {0x0965, SIERRA_DEQ_ALUT2}, + {0x08E3, SIERRA_DEQ_ALUT3}, + {0x00FA, SIERRA_DEQ_DFETAP0}, + {0x00FA, SIERRA_DEQ_DFETAP1}, + {0x00FA, SIERRA_DEQ_DFETAP2}, + {0x00FA, SIERRA_DEQ_DFETAP3}, + {0x00FA, SIERRA_DEQ_DFETAP4}, + {0x000F, SIERRA_DEQ_PRECUR_PREG}, + {0x0280, SIERRA_DEQ_POSTCUR_PREG}, + {0x8F00, SIERRA_DEQ_POSTCUR_DECR_PREG}, + {0x3C0F, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C0C, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0100, SIERRA_DEQ_TAU_CTRL3_PREG}, + {0x5E82, SIERRA_DEQ_OPENEYE_CTRL_PREG}, + {0x002B, SIERRA_CPI_TRIM_PREG}, + {0x0003, SIERRA_EPI_CTRL_PREG}, + {0x803F, SIERRA_SDFILT_H2L_A_PREG}, + {0x0004, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x2010, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4432, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static struct cdns_sierra_vals pcie_100_no_ssc_plllc_cmn_vals = { + .reg_pairs = pcie_100_no_ssc_plllc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_no_ssc_plllc_cmn_regs), +}; + +static struct cdns_sierra_vals ml_pcie_100_no_ssc_ln_vals = { + .reg_pairs = ml_pcie_100_no_ssc_ln_regs, + .num_regs = ARRAY_SIZE(ml_pcie_100_no_ssc_ln_regs), +}; + +/* refclk100MHz_32b_PCIe_cmn_pll_int_ssc, pcie_links_using_plllc, pipe_bw_3 */ +static const struct cdns_reg_pairs pcie_100_int_ssc_plllc_cmn_regs[] = { + {0x000E, SIERRA_CMN_PLLLC_MODE_PREG}, + {0x4006, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x4006, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x0000, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x0000, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, + {0x0581, SIERRA_CMN_PLLLC_DSMCORR_PREG}, + {0x7F80, SIERRA_CMN_PLLLC_SS_PREG}, + {0x0041, SIERRA_CMN_PLLLC_SS_AMP_STEP_SIZE_PREG}, + {0x0464, SIERRA_CMN_PLLLC_SSTWOPT_PREG}, + {0x0D0D, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG}, + {0x0060, SIERRA_CMN_PLLLC_LOCK_DELAY_CTRL_PREG} +}; + +/* + * refclk100MHz_32b_PCIe_ln_int_ssc, multilink, using_plllc, + * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz + */ +static const struct cdns_reg_pairs ml_pcie_100_int_ssc_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x001D, SIERRA_PSM_A3IN_TMR_PREG}, + {0x0004, SIERRA_PSC_LN_A3_PREG}, + {0x0004, SIERRA_PSC_LN_A4_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x1555, SIERRA_DFE_BIASTRIM_PREG}, + {0x9703, SIERRA_DRVCTRL_BOOST_PREG}, + {0x813E, SIERRA_CLKPATHCTRL_TMR_PREG}, + {0x8047, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x0002, SIERRA_CREQ_DCBIASATTEN_OVR_PREG}, + {0x9800, SIERRA_RX_CTLE_CAL_PREG}, + {0x033C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, + {0x44CC, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG}, + {0x5624, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x000F, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x00FF, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x4C4C, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x0041, SIERRA_DEQ_GLUT0}, + {0x0082, SIERRA_DEQ_GLUT1}, + {0x00C3, SIERRA_DEQ_GLUT2}, + {0x0145, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x09E7, SIERRA_DEQ_ALUT0}, + {0x09A6, SIERRA_DEQ_ALUT1}, + {0x0965, SIERRA_DEQ_ALUT2}, + {0x08E3, SIERRA_DEQ_ALUT3}, + {0x00FA, SIERRA_DEQ_DFETAP0}, + {0x00FA, SIERRA_DEQ_DFETAP1}, + {0x00FA, SIERRA_DEQ_DFETAP2}, + {0x00FA, SIERRA_DEQ_DFETAP3}, + {0x00FA, SIERRA_DEQ_DFETAP4}, + {0x000F, SIERRA_DEQ_PRECUR_PREG}, + {0x0280, SIERRA_DEQ_POSTCUR_PREG}, + {0x8F00, SIERRA_DEQ_POSTCUR_DECR_PREG}, + {0x3C0F, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C0C, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0100, SIERRA_DEQ_TAU_CTRL3_PREG}, + {0x5E82, SIERRA_DEQ_OPENEYE_CTRL_PREG}, + {0x002B, SIERRA_CPI_TRIM_PREG}, + {0x0003, SIERRA_EPI_CTRL_PREG}, + {0x803F, SIERRA_SDFILT_H2L_A_PREG}, + {0x0004, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x2010, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4432, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static struct cdns_sierra_vals pcie_100_int_ssc_plllc_cmn_vals = { + .reg_pairs = pcie_100_int_ssc_plllc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_int_ssc_plllc_cmn_regs), +}; + +static struct cdns_sierra_vals ml_pcie_100_int_ssc_ln_vals = { + .reg_pairs = ml_pcie_100_int_ssc_ln_regs, + .num_regs = ARRAY_SIZE(ml_pcie_100_int_ssc_ln_regs), +}; + +/* refclk100MHz_32b_PCIe_cmn_pll_ext_ssc, pcie_links_using_plllc, pipe_bw_3 */ +static const struct cdns_reg_pairs pcie_100_ext_ssc_plllc_cmn_regs[] = { + {0x2106, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, + {0x2106, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG}, + {0x8A06, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, + {0x1B1B, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG} +}; + +/* + * refclk100MHz_32b_PCIe_ln_ext_ssc, multilink, using_plllc, + * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz + */ +static const struct cdns_reg_pairs ml_pcie_100_ext_ssc_ln_regs[] = { + {0xFC08, SIERRA_DET_STANDEC_A_PREG}, + {0x001D, SIERRA_PSM_A3IN_TMR_PREG}, + {0x0004, SIERRA_PSC_LN_A3_PREG}, + {0x0004, SIERRA_PSC_LN_A4_PREG}, + {0x0004, SIERRA_PSC_LN_IDLE_PREG}, + {0x1555, SIERRA_DFE_BIASTRIM_PREG}, + {0x9703, SIERRA_DRVCTRL_BOOST_PREG}, + {0x813E, SIERRA_CLKPATHCTRL_TMR_PREG}, + {0x8047, SIERRA_RX_CREQ_FLTR_A_MODE3_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE2_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, + {0x808F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, + {0x0002, SIERRA_CREQ_DCBIASATTEN_OVR_PREG}, + {0x9800, SIERRA_RX_CTLE_CAL_PREG}, + {0x033C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, + {0x44CC, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG}, + {0x5624, SIERRA_DEQ_CONCUR_CTRL2_PREG}, + {0x000F, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, + {0x00FF, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, + {0x4C4C, SIERRA_DEQ_ERRCMP_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_OFFSET_CTRL_PREG}, + {0x02FA, SIERRA_DEQ_GAIN_CTRL_PREG}, + {0x0041, SIERRA_DEQ_GLUT0}, + {0x0082, SIERRA_DEQ_GLUT1}, + {0x00C3, SIERRA_DEQ_GLUT2}, + {0x0145, SIERRA_DEQ_GLUT3}, + {0x0186, SIERRA_DEQ_GLUT4}, + {0x09E7, SIERRA_DEQ_ALUT0}, + {0x09A6, SIERRA_DEQ_ALUT1}, + {0x0965, SIERRA_DEQ_ALUT2}, + {0x08E3, SIERRA_DEQ_ALUT3}, + {0x00FA, SIERRA_DEQ_DFETAP0}, + {0x00FA, SIERRA_DEQ_DFETAP1}, + {0x00FA, SIERRA_DEQ_DFETAP2}, + {0x00FA, SIERRA_DEQ_DFETAP3}, + {0x00FA, SIERRA_DEQ_DFETAP4}, + {0x000F, SIERRA_DEQ_PRECUR_PREG}, + {0x0280, SIERRA_DEQ_POSTCUR_PREG}, + {0x8F00, SIERRA_DEQ_POSTCUR_DECR_PREG}, + {0x3C0F, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, + {0x1C0C, SIERRA_DEQ_TAU_CTRL2_PREG}, + {0x0100, SIERRA_DEQ_TAU_CTRL3_PREG}, + {0x5E82, SIERRA_DEQ_OPENEYE_CTRL_PREG}, + {0x002B, SIERRA_CPI_TRIM_PREG}, + {0x0003, SIERRA_EPI_CTRL_PREG}, + {0x803F, SIERRA_SDFILT_H2L_A_PREG}, + {0x0004, SIERRA_RXBUFFER_CTLECTRL_PREG}, + {0x2010, SIERRA_RXBUFFER_RCDFECTRL_PREG}, + {0x4432, SIERRA_RXBUFFER_DFECTRL_PREG} +}; + +static struct cdns_sierra_vals pcie_100_ext_ssc_plllc_cmn_vals = { + .reg_pairs = pcie_100_ext_ssc_plllc_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_100_ext_ssc_plllc_cmn_regs), +}; + +static struct cdns_sierra_vals ml_pcie_100_ext_ssc_ln_vals = { + .reg_pairs = ml_pcie_100_ext_ssc_ln_regs, + .num_regs = ARRAY_SIZE(ml_pcie_100_ext_ssc_ln_regs), +}; + /* refclk100MHz_32b_PCIe_cmn_pll_no_ssc */ static const struct cdns_reg_pairs cdns_pcie_cmn_regs_no_ssc[] = { {0x2105, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, @@ -1723,6 +2031,11 @@ static const struct cdns_sierra_data cdns_map_sierra = { [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + }, }, }, .pma_cmn_vals = { @@ -1732,12 +2045,24 @@ static const struct cdns_sierra_data cdns_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_plllc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_ext_ssc_plllc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_plllc_cmn_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_cmn_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + }, + }, }, .pma_ln_vals = { [TYPE_PCIE] = { @@ -1746,12 +2071,24 @@ static const struct cdns_sierra_data cdns_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_ln_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_ln_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &ml_pcie_100_no_ssc_ln_vals, + [EXTERNAL_SSC] = &ml_pcie_100_ext_ssc_ln_vals, + [INTERNAL_SSC] = &ml_pcie_100_int_ssc_ln_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_ln_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + }, + }, }, }; @@ -1766,6 +2103,20 @@ static const struct cdns_sierra_data cdns_ti_map_sierra = { [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &pcie_phy_pcs_cmn_vals, + }, + }, + }, + .phy_pma_ln_vals = { + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_phy_pma_ln_vals, + [EXTERNAL_SSC] = &qsgmii_phy_pma_ln_vals, + [INTERNAL_SSC] = &qsgmii_phy_pma_ln_vals, + }, }, }, .pma_cmn_vals = { @@ -1775,12 +2126,24 @@ static const struct cdns_sierra_data cdns_ti_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &pcie_100_no_ssc_plllc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_ext_ssc_plllc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_plllc_cmn_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_cmn_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_cmn_vals, + }, + }, }, .pma_ln_vals = { [TYPE_PCIE] = { @@ -1789,12 +2152,24 @@ static const struct cdns_sierra_data cdns_ti_map_sierra = { [EXTERNAL_SSC] = &pcie_100_ext_ssc_ln_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_ln_vals, }, + [TYPE_QSGMII] = { + [NO_SSC] = &ml_pcie_100_no_ssc_ln_vals, + [EXTERNAL_SSC] = &ml_pcie_100_ext_ssc_ln_vals, + [INTERNAL_SSC] = &ml_pcie_100_int_ssc_ln_vals, + }, }, [TYPE_USB] = { [TYPE_NONE] = { [EXTERNAL_SSC] = &usb_100_ext_ssc_ln_vals, }, }, + [TYPE_QSGMII] = { + [TYPE_PCIE] = { + [NO_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [EXTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + [INTERNAL_SSC] = &qsgmii_100_no_ssc_plllc1_ln_vals, + }, + }, }, }; -- 2.26.1 -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy
next prev parent reply other threads:[~2021-12-23 6:23 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-12-23 6:01 [PATCH v4 00/15] PHY: Add support for multilink configurations in Cadence Sierra PHY driver Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 01/15] phy: cadence: Sierra: Use of_device_get_match_data() to get driver data Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 02/15] phy: cadence: Sierra: Prepare driver to add support for multilink configurations Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 03/15] dt-bindings: phy: cadence-torrent: Rename SSC macros to use generic names Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 04/15] dt-bindings: phy: cadence-sierra: Add binding to specify SSC mode Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 05/15] phy: cadence: Sierra: Add support to get SSC type from device tree Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 06/15] phy: cadence: Sierra: Rename some regmap variables to be in sync with Sierra documentation Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 07/15] phy: cadence: Sierra: Add PHY PCS common register configurations Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 08/15] phy: cadence: Sierra: Check cmn_ready assertion during PHY power on Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 09/15] phy: cadence: Sierra: Check PIPE mode PHY status to be ready for operation Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 10/15] phy: cadence: Sierra: Update single link PCIe register configuration Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 11/15] phy: cadence: Sierra: Fix to get correct parent for mux clocks Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 12/15] phy: cadence: Sierra: Add support for PHY multilink configurations Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade [this message] 2021-12-23 6:01 ` [PATCH v4 13/15] phy: cadence: Sierra: Add PCIe + QSGMII PHY multilink configuration Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 14/15] dt-bindings: phy: cadence-sierra: Add clock ID for derived reference clock Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-23 6:01 ` [PATCH v4 15/15] phy: cadence: Sierra: Add support for derived reference clock output Swapnil Jakhade 2021-12-23 6:01 ` Swapnil Jakhade 2021-12-27 11:07 ` [PATCH v4 00/15] PHY: Add support for multilink configurations in Cadence Sierra PHY driver Vinod Koul 2021-12-27 11:07 ` Vinod Koul
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