| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Swapnil Jakhade | 6988 | 57.04% | 13 | 34.21% |
| Kishon Vijay Abraham I | 2504 | 20.44% | 16 | 42.11% |
| Anil Varughese | 1849 | 15.09% | 1 | 2.63% |
| Alan Douglas | 557 | 4.55% | 1 | 2.63% |
| Aswath Govindraju | 206 | 1.68% | 1 | 2.63% |
| Dan Carpenter | 69 | 0.56% | 1 | 2.63% |
| Roger Quadros | 48 | 0.39% | 1 | 2.63% |
| Sanket Parmar | 17 | 0.14% | 1 | 2.63% |
| Rikard Falkeborn | 6 | 0.05% | 1 | 2.63% |
| Wang Wensheng | 5 | 0.04% | 1 | 2.63% |
| Chunfeng Yun | 2 | 0.02% | 1 | 2.63% |
| Total | 12251 | 38 |
// SPDX-License-Identifier: GPL-2.0 /* * Cadence Sierra PHY Driver * * Copyright (c) 2018 Cadence Design Systems * Author: Alan Douglas <adouglas@cadence.com> * */ #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/io.h> #include <linux/module.h> #include <linux/phy/phy.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/reset.h> #include <linux/slab.h> #include <linux/of.h> #include <linux/of_platform.h> #include <dt-bindings/phy/phy.h> #include <dt-bindings/phy/phy-cadence.h> #define NUM_SSC_MODE 3 #define NUM_PHY_TYPE 4 /* PHY register offsets */ #define SIERRA_COMMON_CDB_OFFSET 0x0 #define SIERRA_MACRO_ID_REG 0x0 #define SIERRA_CMN_PLLLC_GEN_PREG 0x42 #define SIERRA_CMN_PLLLC_MODE_PREG 0x48 #define SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG 0x49 #define SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG 0x4A #define SIERRA_CMN_PLLLC_LOCK_CNTSTART_PREG 0x4B #define SIERRA_CMN_PLLLC_CLK1_PREG 0x4D #define SIERRA_CMN_PLLLC_BWCAL_MODE1_PREG 0x4F #define SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG 0x50 #define SIERRA_CMN_PLLLC_DSMCORR_PREG 0x51 #define SIERRA_CMN_PLLLC_SS_PREG 0x52 #define SIERRA_CMN_PLLLC_SS_AMP_STEP_SIZE_PREG 0x53 #define SIERRA_CMN_PLLLC_SSTWOPT_PREG 0x54 #define SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG 0x62 #define SIERRA_CMN_PLLLC_LOCK_DELAY_CTRL_PREG 0x63 #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)) + \ (((ln) << 9) << (reg_offset))) #define SIERRA_DET_STANDEC_A_PREG 0x000 #define SIERRA_DET_STANDEC_B_PREG 0x001 #define SIERRA_DET_STANDEC_C_PREG 0x002 #define SIERRA_DET_STANDEC_D_PREG 0x003 #define SIERRA_DET_STANDEC_E_PREG 0x004 #define SIERRA_PSM_LANECAL_DLY_A1_RESETS_PREG 0x008 #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 #define SIERRA_PSC_TX_A3_PREG 0x02B #define SIERRA_PSC_RX_A0_PREG 0x030 #define SIERRA_PSC_RX_A1_PREG 0x031 #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 #define SIERRA_CLKPATH_BIASTRIM_PREG 0x04B #define SIERRA_DFE_BIASTRIM_PREG 0x04C #define SIERRA_DRVCTRL_ATTEN_PREG 0x06A #define SIERRA_DRVCTRL_BOOST_PREG 0x06F #define SIERRA_TX_RCVDET_OVRD_PREG 0x072 #define SIERRA_CLKPATHCTRL_TMR_PREG 0x081 #define SIERRA_RX_CREQ_FLTR_A_MODE3_PREG 0x085 #define SIERRA_RX_CREQ_FLTR_A_MODE2_PREG 0x086 #define SIERRA_RX_CREQ_FLTR_A_MODE1_PREG 0x087 #define SIERRA_RX_CREQ_FLTR_A_MODE0_PREG 0x088 #define SIERRA_CREQ_DCBIASATTEN_OVR_PREG 0x08C #define SIERRA_CREQ_CCLKDET_MODE01_PREG 0x08E #define SIERRA_RX_CTLE_CAL_PREG 0x08F #define SIERRA_RX_CTLE_MAINTENANCE_PREG 0x091 #define SIERRA_CREQ_FSMCLK_SEL_PREG 0x092 #define SIERRA_CREQ_EQ_CTRL_PREG 0x093 #define SIERRA_CREQ_SPARE_PREG 0x096 #define SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG 0x097 #define SIERRA_CTLELUT_CTRL_PREG 0x098 #define SIERRA_DFE_ECMP_RATESEL_PREG 0x0C0 #define SIERRA_DFE_SMP_RATESEL_PREG 0x0C1 #define SIERRA_DEQ_PHALIGN_CTRL 0x0C4 #define SIERRA_DEQ_CONCUR_CTRL1_PREG 0x0C8 #define SIERRA_DEQ_CONCUR_CTRL2_PREG 0x0C9 #define SIERRA_DEQ_EPIPWR_CTRL2_PREG 0x0CD #define SIERRA_DEQ_FAST_MAINT_CYCLES_PREG 0x0CE #define SIERRA_DEQ_ERRCMP_CTRL_PREG 0x0D0 #define SIERRA_DEQ_OFFSET_CTRL_PREG 0x0D8 #define SIERRA_DEQ_GAIN_CTRL_PREG 0x0E0 #define SIERRA_DEQ_VGATUNE_CTRL_PREG 0x0E1 #define SIERRA_DEQ_GLUT0 0x0E8 #define SIERRA_DEQ_GLUT1 0x0E9 #define SIERRA_DEQ_GLUT2 0x0EA #define SIERRA_DEQ_GLUT3 0x0EB #define SIERRA_DEQ_GLUT4 0x0EC #define SIERRA_DEQ_GLUT5 0x0ED #define SIERRA_DEQ_GLUT6 0x0EE #define SIERRA_DEQ_GLUT7 0x0EF #define SIERRA_DEQ_GLUT8 0x0F0 #define SIERRA_DEQ_GLUT9 0x0F1 #define SIERRA_DEQ_GLUT10 0x0F2 #define SIERRA_DEQ_GLUT11 0x0F3 #define SIERRA_DEQ_GLUT12 0x0F4 #define SIERRA_DEQ_GLUT13 0x0F5 #define SIERRA_DEQ_GLUT14 0x0F6 #define SIERRA_DEQ_GLUT15 0x0F7 #define SIERRA_DEQ_GLUT16 0x0F8 #define SIERRA_DEQ_ALUT0 0x108 #define SIERRA_DEQ_ALUT1 0x109 #define SIERRA_DEQ_ALUT2 0x10A #define SIERRA_DEQ_ALUT3 0x10B #define SIERRA_DEQ_ALUT4 0x10C #define SIERRA_DEQ_ALUT5 0x10D #define SIERRA_DEQ_ALUT6 0x10E #define SIERRA_DEQ_ALUT7 0x10F #define SIERRA_DEQ_ALUT8 0x110 #define SIERRA_DEQ_ALUT9 0x111 #define SIERRA_DEQ_ALUT10 0x112 #define SIERRA_DEQ_ALUT11 0x113 #define SIERRA_DEQ_ALUT12 0x114 #define SIERRA_DEQ_ALUT13 0x115 #define SIERRA_DEQ_DFETAP_CTRL_PREG 0x128 #define SIERRA_DEQ_DFETAP0 0x129 #define SIERRA_DEQ_DFETAP1 0x12B #define SIERRA_DEQ_DFETAP2 0x12D #define SIERRA_DEQ_DFETAP3 0x12F #define SIERRA_DEQ_DFETAP4 0x131 #define SIERRA_DFE_EN_1010_IGNORE_PREG 0x134 #define SIERRA_DEQ_PRECUR_PREG 0x138 #define SIERRA_DEQ_POSTCUR_PREG 0x140 #define SIERRA_DEQ_POSTCUR_DECR_PREG 0x142 #define SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG 0x150 #define SIERRA_DEQ_TAU_CTRL2_PREG 0x151 #define SIERRA_DEQ_TAU_CTRL3_PREG 0x152 #define SIERRA_DEQ_OPENEYE_CTRL_PREG 0x158 #define SIERRA_DEQ_PICTRL_PREG 0x161 #define SIERRA_CPICAL_TMRVAL_MODE1_PREG 0x170 #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 #define SIERRA_LFPSDET_SUPPORT_PREG 0x188 #define SIERRA_LFPSFILT_NS_PREG 0x18A #define SIERRA_LFPSFILT_RD_PREG 0x18B #define SIERRA_LFPSFILT_MP_PREG 0x18C #define SIERRA_SIGDET_SUPPORT_PREG 0x190 #define SIERRA_SDFILT_H2L_A_PREG 0x191 #define SIERRA_SDFILT_L2H_PREG 0x193 #define SIERRA_RXBUFFER_CTLECTRL_PREG 0x19E #define SIERRA_RXBUFFER_RCDFECTRL_PREG 0x19F #define SIERRA_RXBUFFER_DFECTRL_PREG 0x1A0 #define SIERRA_DEQ_TAU_CTRL1_FAST_MAINT_PREG 0x14F #define SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG 0x150 /* PHY PCS common registers */ #define SIERRA_PHY_PCS_COMMON_OFFSET(block_offset) \ (0xc000 << (block_offset)) #define SIERRA_PHY_PIPE_CMN_CTRL1 0x0 #define SIERRA_PHY_PLL_CFG 0xe /* PHY PCS lane registers */ #define SIERRA_PHY_PCS_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ ((0xD000 << (block_offset)) + \ (((ln) << 8) << (reg_offset))) #define SIERRA_PHY_ISO_LINK_CTRL 0xB /* PHY PMA common registers */ #define SIERRA_PHY_PMA_COMMON_OFFSET(block_offset) \ (0xE000 << (block_offset)) #define SIERRA_PHY_PMA_CMN_CTRL 0x000 /* PHY PMA lane registers */ #define SIERRA_PHY_PMA_LANE_CDB_OFFSET(ln, block_offset, reg_offset) \ ((0xF000 << (block_offset)) + \ (((ln) << 8) << (reg_offset))) #define SIERRA_PHY_PMA_XCVR_CTRL 0x000 #define SIERRA_MACRO_ID 0x00007364 #define SIERRA_MAX_LANES 16 #define PLL_LOCK_TIME 100000 #define CDNS_SIERRA_OUTPUT_CLOCKS 3 #define CDNS_SIERRA_INPUT_CLOCKS 5 enum cdns_sierra_clock_input { PHY_CLK, CMN_REFCLK_DIG_DIV, CMN_REFCLK1_DIG_DIV, PLL0_REFCLK, PLL1_REFCLK, }; #define SIERRA_NUM_CMN_PLLC 2 #define SIERRA_NUM_CMN_PLLC_PARENTS 2 static const struct reg_field macro_id_type = REG_FIELD(SIERRA_MACRO_ID_REG, 0, 15); static const struct reg_field phy_pll_cfg_1 = REG_FIELD(SIERRA_PHY_PLL_CFG, 1, 1); static const struct reg_field pma_cmn_ready = REG_FIELD(SIERRA_PHY_PMA_CMN_CTRL, 0, 0); static const struct reg_field pllctrl_lock = REG_FIELD(SIERRA_PLLCTRL_STATUS_PREG, 0, 0); static const struct reg_field phy_iso_link_ctrl_1 = REG_FIELD(SIERRA_PHY_ISO_LINK_CTRL, 1, 1); static const struct reg_field cmn_plllc_clk1outdiv_preg = REG_FIELD(SIERRA_CMN_PLLLC_CLK1_PREG, 0, 6); static const struct reg_field cmn_plllc_clk1_en_preg = REG_FIELD(SIERRA_CMN_PLLLC_CLK1_PREG, 12, 12); static const char * const clk_names[] = { [CDNS_SIERRA_PLL_CMNLC] = "pll_cmnlc", [CDNS_SIERRA_PLL_CMNLC1] = "pll_cmnlc1", [CDNS_SIERRA_DERIVED_REFCLK] = "refclk_der", }; enum cdns_sierra_cmn_plllc { CMN_PLLLC, CMN_PLLLC1, }; struct cdns_sierra_pll_mux_reg_fields { struct reg_field pfdclk_sel_preg; struct reg_field plllc1en_field; struct reg_field termen_field; }; static const struct cdns_sierra_pll_mux_reg_fields cmn_plllc_pfdclk1_sel_preg[] = { [CMN_PLLLC] = { .pfdclk_sel_preg = REG_FIELD(SIERRA_CMN_PLLLC_GEN_PREG, 1, 1), .plllc1en_field = REG_FIELD(SIERRA_CMN_REFRCV1_PREG, 8, 8), .termen_field = REG_FIELD(SIERRA_CMN_REFRCV1_PREG, 0, 0), }, [CMN_PLLLC1] = { .pfdclk_sel_preg = REG_FIELD(SIERRA_CMN_PLLLC1_GEN_PREG, 1, 1), .plllc1en_field = REG_FIELD(SIERRA_CMN_REFRCV_PREG, 8, 8), .termen_field = REG_FIELD(SIERRA_CMN_REFRCV_PREG, 0, 0), }, }; struct cdns_sierra_pll_mux { struct clk_hw hw; struct regmap_field *pfdclk_sel_preg; struct regmap_field *plllc1en_field; struct regmap_field *termen_field; struct clk_init_data clk_data; }; #define to_cdns_sierra_pll_mux(_hw) \ container_of(_hw, struct cdns_sierra_pll_mux, hw) static const int pll_mux_parent_index[][SIERRA_NUM_CMN_PLLC_PARENTS] = { [CMN_PLLLC] = { PLL0_REFCLK, PLL1_REFCLK }, [CMN_PLLLC1] = { PLL1_REFCLK, PLL0_REFCLK }, }; static u32 cdns_sierra_pll_mux_table[][SIERRA_NUM_CMN_PLLC_PARENTS] = { [CMN_PLLLC] = { 0, 1 }, [CMN_PLLLC1] = { 1, 0 }, }; struct cdns_sierra_derived_refclk { struct clk_hw hw; struct regmap_field *cmn_plllc_clk1outdiv_preg; struct regmap_field *cmn_plllc_clk1_en_preg; struct clk_init_data clk_data; }; #define to_cdns_sierra_derived_refclk(_hw) \ container_of(_hw, struct cdns_sierra_derived_refclk, hw) enum cdns_sierra_phy_type { TYPE_NONE, TYPE_PCIE, TYPE_USB, TYPE_QSGMII }; enum cdns_sierra_ssc_mode { NO_SSC, EXTERNAL_SSC, INTERNAL_SSC }; struct cdns_sierra_inst { struct phy *phy; enum cdns_sierra_phy_type phy_type; u32 num_lanes; u32 mlane; struct reset_control *lnk_rst; enum cdns_sierra_ssc_mode ssc_mode; }; struct cdns_reg_pairs { u16 val; u32 off; }; struct cdns_sierra_vals { const struct cdns_reg_pairs *reg_pairs; u32 num_regs; }; struct cdns_sierra_data { u32 id_value; u8 block_offset_shift; u8 reg_offset_shift; struct cdns_sierra_vals *pcs_cmn_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] [NUM_SSC_MODE]; struct cdns_sierra_vals *phy_pma_ln_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] [NUM_SSC_MODE]; struct cdns_sierra_vals *pma_cmn_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] [NUM_SSC_MODE]; struct cdns_sierra_vals *pma_ln_vals[NUM_PHY_TYPE][NUM_PHY_TYPE] [NUM_SSC_MODE]; }; struct cdns_regmap_cdb_context { struct device *dev; void __iomem *base; u8 reg_offset_shift; }; struct cdns_sierra_phy { struct device *dev; const struct cdns_sierra_data *init_data; struct cdns_sierra_inst phys[SIERRA_MAX_LANES]; struct reset_control *phy_rst; struct reset_control *apb_rst; struct regmap *regmap_lane_cdb[SIERRA_MAX_LANES]; struct regmap *regmap_phy_pcs_common_cdb; struct regmap *regmap_phy_pcs_lane_cdb[SIERRA_MAX_LANES]; struct regmap *regmap_phy_pma_common_cdb; struct regmap *regmap_phy_pma_lane_cdb[SIERRA_MAX_LANES]; struct regmap *regmap_common_cdb; struct regmap_field *macro_id_type; struct regmap_field *phy_pll_cfg_1; struct regmap_field *pma_cmn_ready; struct regmap_field *pllctrl_lock[SIERRA_MAX_LANES]; struct regmap_field *phy_iso_link_ctrl_1[SIERRA_MAX_LANES]; struct regmap_field *cmn_refrcv_refclk_plllc1en_preg[SIERRA_NUM_CMN_PLLC]; struct regmap_field *cmn_refrcv_refclk_termen_preg[SIERRA_NUM_CMN_PLLC]; struct regmap_field *cmn_plllc_pfdclk1_sel_preg[SIERRA_NUM_CMN_PLLC]; struct clk *input_clks[CDNS_SIERRA_INPUT_CLOCKS]; int nsubnodes; u32 num_lanes; bool autoconf; int already_configured; struct clk_onecell_data clk_data; struct clk *output_clks[CDNS_SIERRA_OUTPUT_CLOCKS]; }; static int cdns_regmap_write(void *context, unsigned int reg, unsigned int val) { struct cdns_regmap_cdb_context *ctx = context; u32 offset = reg << ctx->reg_offset_shift; writew(val, ctx->base + offset); return 0; } static int cdns_regmap_read(void *context, unsigned int reg, unsigned int *val) { struct cdns_regmap_cdb_context *ctx = context; u32 offset = reg << ctx->reg_offset_shift; *val = readw(ctx->base + offset); return 0; } #define SIERRA_LANE_CDB_REGMAP_CONF(n) \ { \ .name = "sierra_lane" n "_cdb", \ .reg_stride = 1, \ .fast_io = true, \ .reg_write = cdns_regmap_write, \ .reg_read = cdns_regmap_read, \ } static const struct regmap_config cdns_sierra_lane_cdb_config[] = { SIERRA_LANE_CDB_REGMAP_CONF("0"), SIERRA_LANE_CDB_REGMAP_CONF("1"), SIERRA_LANE_CDB_REGMAP_CONF("2"), SIERRA_LANE_CDB_REGMAP_CONF("3"), SIERRA_LANE_CDB_REGMAP_CONF("4"), SIERRA_LANE_CDB_REGMAP_CONF("5"), SIERRA_LANE_CDB_REGMAP_CONF("6"), SIERRA_LANE_CDB_REGMAP_CONF("7"), SIERRA_LANE_CDB_REGMAP_CONF("8"), SIERRA_LANE_CDB_REGMAP_CONF("9"), SIERRA_LANE_CDB_REGMAP_CONF("10"), SIERRA_LANE_CDB_REGMAP_CONF("11"), SIERRA_LANE_CDB_REGMAP_CONF("12"), SIERRA_LANE_CDB_REGMAP_CONF("13"), SIERRA_LANE_CDB_REGMAP_CONF("14"), SIERRA_LANE_CDB_REGMAP_CONF("15"), }; static const struct regmap_config cdns_sierra_common_cdb_config = { .name = "sierra_common_cdb", .reg_stride = 1, .fast_io = true, .reg_write = cdns_regmap_write, .reg_read = cdns_regmap_read, }; static const struct regmap_config cdns_sierra_phy_pcs_cmn_cdb_config = { .name = "sierra_phy_pcs_cmn_cdb", .reg_stride = 1, .fast_io = true, .reg_write = cdns_regmap_write, .reg_read = cdns_regmap_read, }; #define SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF(n) \ { \ .name = "sierra_phy_pcs_lane" n "_cdb", \ .reg_stride = 1, \ .fast_io = true, \ .reg_write = cdns_regmap_write, \ .reg_read = cdns_regmap_read, \ } static const struct regmap_config cdns_sierra_phy_pcs_lane_cdb_config[] = { SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("0"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("1"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("2"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("3"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("4"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("5"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("6"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("7"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("8"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("9"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("10"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("11"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("12"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("13"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("14"), SIERRA_PHY_PCS_LANE_CDB_REGMAP_CONF("15"), }; static const struct regmap_config cdns_sierra_phy_pma_cmn_cdb_config = { .name = "sierra_phy_pma_cmn_cdb", .reg_stride = 1, .fast_io = true, .reg_write = cdns_regmap_write, .reg_read = cdns_regmap_read, }; #define SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF(n) \ { \ .name = "sierra_phy_pma_lane" n "_cdb", \ .reg_stride = 1, \ .fast_io = true, \ .reg_write = cdns_regmap_write, \ .reg_read = cdns_regmap_read, \ } static const struct regmap_config cdns_sierra_phy_pma_lane_cdb_config[] = { SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("0"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("1"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("2"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("3"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("4"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("5"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("6"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("7"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("8"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("9"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("10"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("11"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("12"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("13"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("14"), SIERRA_PHY_PMA_LANE_CDB_REGMAP_CONF("15"), }; static int cdns_sierra_phy_init(struct phy *gphy) { struct cdns_sierra_inst *ins = phy_get_drvdata(gphy); struct cdns_sierra_phy *phy = dev_get_drvdata(gphy->dev.parent); const struct cdns_sierra_data *init_data = phy->init_data; struct cdns_sierra_vals *pma_cmn_vals, *pma_ln_vals; enum cdns_sierra_phy_type phy_type = ins->phy_type; enum cdns_sierra_ssc_mode ssc = ins->ssc_mode; struct cdns_sierra_vals *phy_pma_ln_vals; const struct cdns_reg_pairs *reg_pairs; struct cdns_sierra_vals *pcs_cmn_vals; struct regmap *regmap; u32 num_regs; int i, j; /* Initialise the PHY registers, unless auto configured */ if (phy->autoconf || phy->already_configured || phy->nsubnodes > 1) return 0; clk_set_rate(phy->input_clks[CMN_REFCLK_DIG_DIV], 25000000); clk_set_rate(phy->input_clks[CMN_REFCLK1_DIG_DIV], 25000000); /* PHY PCS common registers configurations */ pcs_cmn_vals = init_data->pcs_cmn_vals[phy_type][TYPE_NONE][ssc]; if (pcs_cmn_vals) { reg_pairs = pcs_cmn_vals->reg_pairs; num_regs = pcs_cmn_vals->num_regs; regmap = phy->regmap_phy_pcs_common_cdb; for (i = 0; i < num_regs; i++) regmap_write(regmap, reg_pairs[i].off, reg_pairs[i].val); } /* PHY PMA lane registers configurations */ phy_pma_ln_vals = init_data->phy_pma_ln_vals[phy_type][TYPE_NONE][ssc]; if (phy_pma_ln_vals) { reg_pairs = phy_pma_ln_vals->reg_pairs; num_regs = phy_pma_ln_vals->num_regs; for (i = 0; i < ins->num_lanes; i++) { regmap = phy->regmap_phy_pma_lane_cdb[i + ins->mlane]; for (j = 0; j < num_regs; j++) regmap_write(regmap, reg_pairs[j].off, reg_pairs[j].val); } } /* PMA common registers configurations */ pma_cmn_vals = init_data->pma_cmn_vals[phy_type][TYPE_NONE][ssc]; if (pma_cmn_vals) { reg_pairs = pma_cmn_vals->reg_pairs; num_regs = pma_cmn_vals->num_regs; regmap = phy->regmap_common_cdb; for (i = 0; i < num_regs; i++) regmap_write(regmap, reg_pairs[i].off, reg_pairs[i].val); } /* PMA lane registers configurations */ pma_ln_vals = init_data->pma_ln_vals[phy_type][TYPE_NONE][ssc]; if (pma_ln_vals) { reg_pairs = pma_ln_vals->reg_pairs; num_regs = pma_ln_vals->num_regs; for (i = 0; i < ins->num_lanes; i++) { regmap = phy->regmap_lane_cdb[i + ins->mlane]; for (j = 0; j < num_regs; j++) regmap_write(regmap, reg_pairs[j].off, reg_pairs[j].val); } } return 0; } static int cdns_sierra_phy_on(struct phy *gphy) { struct cdns_sierra_phy *sp = dev_get_drvdata(gphy->dev.parent); struct cdns_sierra_inst *ins = phy_get_drvdata(gphy); struct device *dev = sp->dev; u32 val; int ret; if (sp->nsubnodes == 1) { /* Take the PHY out of reset */ ret = reset_control_deassert(sp->phy_rst); if (ret) { dev_err(dev, "Failed to take the PHY out of reset\n"); return ret; } } /* Take the PHY lane group out of reset */ ret = reset_control_deassert(ins->lnk_rst); if (ret) { dev_err(dev, "Failed to take the PHY lane out of reset\n"); return ret; } if (ins->phy_type == TYPE_PCIE || ins->phy_type == TYPE_USB) { ret = regmap_field_read_poll_timeout(sp->phy_iso_link_ctrl_1[ins->mlane], val, !val, 1000, PLL_LOCK_TIME); if (ret) { dev_err(dev, "Timeout waiting for PHY status ready\n"); return ret; } } /* * Wait for cmn_ready assertion * PHY_PMA_CMN_CTRL[0] == 1 */ ret = regmap_field_read_poll_timeout(sp->pma_cmn_ready, val, val, 1000, PLL_LOCK_TIME); if (ret) { dev_err(dev, "Timeout waiting for CMN ready\n"); return ret; } ret = regmap_field_read_poll_timeout(sp->pllctrl_lock[ins->mlane], val, val, 1000, PLL_LOCK_TIME); if (ret < 0) dev_err(dev, "PLL lock of lane failed\n"); return ret; } static int cdns_sierra_phy_off(struct phy *gphy) { struct cdns_sierra_inst *ins = phy_get_drvdata(gphy); return reset_control_assert(ins->lnk_rst); } static int cdns_sierra_phy_reset(struct phy *gphy) { struct cdns_sierra_phy *sp = dev_get_drvdata(gphy->dev.parent); reset_control_assert(sp->phy_rst); reset_control_deassert(sp->phy_rst); return 0; }; static const struct phy_ops ops = { .init = cdns_sierra_phy_init, .power_on = cdns_sierra_phy_on, .power_off = cdns_sierra_phy_off, .reset = cdns_sierra_phy_reset, .owner = THIS_MODULE, }; static int cdns_sierra_noop_phy_on(struct phy *gphy) { usleep_range(5000, 10000); return 0; } static const struct phy_ops noop_ops = { .power_on = cdns_sierra_noop_phy_on, .owner = THIS_MODULE, }; static u8 cdns_sierra_pll_mux_get_parent(struct clk_hw *hw) { struct cdns_sierra_pll_mux *mux = to_cdns_sierra_pll_mux(hw); struct regmap_field *plllc1en_field = mux->plllc1en_field; struct regmap_field *termen_field = mux->termen_field; struct regmap_field *field = mux->pfdclk_sel_preg; unsigned int val; int index; regmap_field_read(field, &val); if (strstr(clk_hw_get_name(hw), clk_names[CDNS_SIERRA_PLL_CMNLC1])) { index = clk_mux_val_to_index(hw, cdns_sierra_pll_mux_table[CMN_PLLLC1], 0, val); if (index == 1) { regmap_field_write(plllc1en_field, 1); regmap_field_write(termen_field, 1); } } else { index = clk_mux_val_to_index(hw, cdns_sierra_pll_mux_table[CMN_PLLLC], 0, val); } return index; } static int cdns_sierra_pll_mux_set_parent(struct clk_hw *hw, u8 index) { struct cdns_sierra_pll_mux *mux = to_cdns_sierra_pll_mux(hw); struct regmap_field *plllc1en_field = mux->plllc1en_field; struct regmap_field *termen_field = mux->termen_field; struct regmap_field *field = mux->pfdclk_sel_preg; int val, ret; ret = regmap_field_write(plllc1en_field, 0); ret |= regmap_field_write(termen_field, 0); if (index == 1) { ret |= regmap_field_write(plllc1en_field, 1); ret |= regmap_field_write(termen_field, 1); } if (strstr(clk_hw_get_name(hw), clk_names[CDNS_SIERRA_PLL_CMNLC1])) val = cdns_sierra_pll_mux_table[CMN_PLLLC1][index]; else val = cdns_sierra_pll_mux_table[CMN_PLLLC][index]; ret |= regmap_field_write(field, val); return ret; } static const struct clk_ops cdns_sierra_pll_mux_ops = { .set_parent = cdns_sierra_pll_mux_set_parent, .get_parent = cdns_sierra_pll_mux_get_parent, }; static int cdns_sierra_pll_mux_register(struct cdns_sierra_phy *sp, struct regmap_field *pfdclk1_sel_field, struct regmap_field *plllc1en_field, struct regmap_field *termen_field, int clk_index) { struct cdns_sierra_pll_mux *mux; struct device *dev = sp->dev; struct clk_init_data *init; const char **parent_names; unsigned int num_parents; char clk_name[100]; struct clk *clk; int i; mux = devm_kzalloc(dev, sizeof(*mux), GFP_KERNEL); if (!mux) return -ENOMEM; num_parents = SIERRA_NUM_CMN_PLLC_PARENTS; parent_names = devm_kzalloc(dev, (sizeof(char *) * num_parents), GFP_KERNEL); if (!parent_names) return -ENOMEM; for (i = 0; i < num_parents; i++) { clk = sp->input_clks[pll_mux_parent_index[clk_index][i]]; if (IS_ERR_OR_NULL(clk)) { dev_err(dev, "No parent clock for PLL mux clocks\n"); return IS_ERR(clk) ? PTR_ERR(clk) : -ENOENT; } parent_names[i] = __clk_get_name(clk); } snprintf(clk_name, sizeof(clk_name), "%s_%s", dev_name(dev), clk_names[clk_index]); init = &mux->clk_data; init->ops = &cdns_sierra_pll_mux_ops; init->flags = CLK_SET_RATE_NO_REPARENT; init->parent_names = parent_names; init->num_parents = num_parents; init->name = clk_name; mux->pfdclk_sel_preg = pfdclk1_sel_field; mux->plllc1en_field = plllc1en_field; mux->termen_field = termen_field; mux->hw.init = init; clk = devm_clk_register(dev, &mux->hw); if (IS_ERR(clk)) return PTR_ERR(clk); sp->output_clks[clk_index] = clk; return 0; } static int cdns_sierra_phy_register_pll_mux(struct cdns_sierra_phy *sp) { struct regmap_field *pfdclk1_sel_field; struct regmap_field *plllc1en_field; struct regmap_field *termen_field; struct device *dev = sp->dev; int ret = 0, i, clk_index; clk_index = CDNS_SIERRA_PLL_CMNLC; for (i = 0; i < SIERRA_NUM_CMN_PLLC; i++, clk_index++) { pfdclk1_sel_field = sp->cmn_plllc_pfdclk1_sel_preg[i]; plllc1en_field = sp->cmn_refrcv_refclk_plllc1en_preg[i]; termen_field = sp->cmn_refrcv_refclk_termen_preg[i]; ret = cdns_sierra_pll_mux_register(sp, pfdclk1_sel_field, plllc1en_field, termen_field, clk_index); if (ret) { dev_err(dev, "Fail to register cmn plllc mux\n"); return ret; } } return 0; } static int cdns_sierra_derived_refclk_enable(struct clk_hw *hw) { struct cdns_sierra_derived_refclk *derived_refclk = to_cdns_sierra_derived_refclk(hw); regmap_field_write(derived_refclk->cmn_plllc_clk1_en_preg, 0x1); /* Programming to get 100Mhz clock output in ref_der_clk_out 5GHz VCO/50 = 100MHz */ regmap_field_write(derived_refclk->cmn_plllc_clk1outdiv_preg, 0x2E); return 0; } static void cdns_sierra_derived_refclk_disable(struct clk_hw *hw) { struct cdns_sierra_derived_refclk *derived_refclk = to_cdns_sierra_derived_refclk(hw); regmap_field_write(derived_refclk->cmn_plllc_clk1_en_preg, 0); } static int cdns_sierra_derived_refclk_is_enabled(struct clk_hw *hw) { struct cdns_sierra_derived_refclk *derived_refclk = to_cdns_sierra_derived_refclk(hw); int val; regmap_field_read(derived_refclk->cmn_plllc_clk1_en_preg, &val); return !!val; } static const struct clk_ops cdns_sierra_derived_refclk_ops = { .enable = cdns_sierra_derived_refclk_enable, .disable = cdns_sierra_derived_refclk_disable, .is_enabled = cdns_sierra_derived_refclk_is_enabled, }; static int cdns_sierra_derived_refclk_register(struct cdns_sierra_phy *sp) { struct cdns_sierra_derived_refclk *derived_refclk; struct device *dev = sp->dev; struct regmap_field *field; struct clk_init_data *init; struct regmap *regmap; char clk_name[100]; struct clk *clk; derived_refclk = devm_kzalloc(dev, sizeof(*derived_refclk), GFP_KERNEL); if (!derived_refclk) return -ENOMEM; snprintf(clk_name, sizeof(clk_name), "%s_%s", dev_name(dev), clk_names[CDNS_SIERRA_DERIVED_REFCLK]); init = &derived_refclk->clk_data; init->ops = &cdns_sierra_derived_refclk_ops; init->flags = 0; init->name = clk_name; regmap = sp->regmap_common_cdb; field = devm_regmap_field_alloc(dev, regmap, cmn_plllc_clk1outdiv_preg); if (IS_ERR(field)) { dev_err(dev, "cmn_plllc_clk1outdiv_preg reg field init failed\n"); return PTR_ERR(field); } derived_refclk->cmn_plllc_clk1outdiv_preg = field; field = devm_regmap_field_alloc(dev, regmap, cmn_plllc_clk1_en_preg); if (IS_ERR(field)) { dev_err(dev, "cmn_plllc_clk1_en_preg reg field init failed\n"); return PTR_ERR(field); } derived_refclk->cmn_plllc_clk1_en_preg = field; derived_refclk->hw.init = init; clk = devm_clk_register(dev, &derived_refclk->hw); if (IS_ERR(clk)) return PTR_ERR(clk); sp->output_clks[CDNS_SIERRA_DERIVED_REFCLK] = clk; return 0; } static void cdns_sierra_clk_unregister(struct cdns_sierra_phy *sp) { struct device *dev = sp->dev; struct device_node *node = dev->of_node; of_clk_del_provider(node); } static int cdns_sierra_clk_register(struct cdns_sierra_phy *sp) { struct device *dev = sp->dev; struct device_node *node = dev->of_node; int ret; ret = cdns_sierra_phy_register_pll_mux(sp); if (ret) { dev_err(dev, "Failed to pll mux clocks\n"); return ret; } ret = cdns_sierra_derived_refclk_register(sp); if (ret) { dev_err(dev, "Failed to register derived refclk\n"); return ret; } sp->clk_data.clks = sp->output_clks; sp->clk_data.clk_num = CDNS_SIERRA_OUTPUT_CLOCKS; ret = of_clk_add_provider(node, of_clk_src_onecell_get, &sp->clk_data); if (ret) dev_err(dev, "Failed to add clock provider: %s\n", node->name); return ret; } static int cdns_sierra_get_optional(struct cdns_sierra_inst *inst, struct device_node *child) { u32 phy_type; if (of_property_read_u32(child, "reg", &inst->mlane)) return -EINVAL; if (of_property_read_u32(child, "cdns,num-lanes", &inst->num_lanes)) return -EINVAL; if (of_property_read_u32(child, "cdns,phy-type", &phy_type)) return -EINVAL; switch (phy_type) { case PHY_TYPE_PCIE: inst->phy_type = TYPE_PCIE; break; case PHY_TYPE_USB3: inst->phy_type = TYPE_USB; break; case PHY_TYPE_QSGMII: inst->phy_type = TYPE_QSGMII; break; default: return -EINVAL; } inst->ssc_mode = EXTERNAL_SSC; of_property_read_u32(child, "cdns,ssc-mode", &inst->ssc_mode); return 0; } static struct regmap *cdns_regmap_init(struct device *dev, void __iomem *base, u32 block_offset, u8 reg_offset_shift, const struct regmap_config *config) { struct cdns_regmap_cdb_context *ctx; ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); if (!ctx) return ERR_PTR(-ENOMEM); ctx->dev = dev; ctx->base = base + block_offset; ctx->reg_offset_shift = reg_offset_shift; return devm_regmap_init(dev, NULL, ctx, config); } static int cdns_regfield_init(struct cdns_sierra_phy *sp) { struct device *dev = sp->dev; struct regmap_field *field; struct reg_field reg_field; struct regmap *regmap; int i; regmap = sp->regmap_common_cdb; field = devm_regmap_field_alloc(dev, regmap, macro_id_type); if (IS_ERR(field)) { dev_err(dev, "MACRO_ID_TYPE reg field init failed\n"); return PTR_ERR(field); } sp->macro_id_type = field; for (i = 0; i < SIERRA_NUM_CMN_PLLC; i++) { reg_field = cmn_plllc_pfdclk1_sel_preg[i].pfdclk_sel_preg; field = devm_regmap_field_alloc(dev, regmap, reg_field); if (IS_ERR(field)) { dev_err(dev, "PLLLC%d_PFDCLK1_SEL failed\n", i); return PTR_ERR(field); } sp->cmn_plllc_pfdclk1_sel_preg[i] = field; reg_field = cmn_plllc_pfdclk1_sel_preg[i].plllc1en_field; field = devm_regmap_field_alloc(dev, regmap, reg_field); if (IS_ERR(field)) { dev_err(dev, "REFRCV%d_REFCLK_PLLLC1EN failed\n", i); return PTR_ERR(field); } sp->cmn_refrcv_refclk_plllc1en_preg[i] = field; reg_field = cmn_plllc_pfdclk1_sel_preg[i].termen_field; field = devm_regmap_field_alloc(dev, regmap, reg_field); if (IS_ERR(field)) { dev_err(dev, "REFRCV%d_REFCLK_TERMEN failed\n", i); return PTR_ERR(field); } sp->cmn_refrcv_refclk_termen_preg[i] = field; } regmap = sp->regmap_phy_pcs_common_cdb; field = devm_regmap_field_alloc(dev, regmap, phy_pll_cfg_1); if (IS_ERR(field)) { dev_err(dev, "PHY_PLL_CFG_1 reg field init failed\n"); return PTR_ERR(field); } sp->phy_pll_cfg_1 = field; regmap = sp->regmap_phy_pma_common_cdb; field = devm_regmap_field_alloc(dev, regmap, pma_cmn_ready); if (IS_ERR(field)) { dev_err(dev, "PHY_PMA_CMN_CTRL reg field init failed\n"); return PTR_ERR(field); } sp->pma_cmn_ready = field; for (i = 0; i < SIERRA_MAX_LANES; i++) { regmap = sp->regmap_lane_cdb[i]; field = devm_regmap_field_alloc(dev, regmap, pllctrl_lock); if (IS_ERR(field)) { dev_err(dev, "P%d_ENABLE reg field init failed\n", i); return PTR_ERR(field); } sp->pllctrl_lock[i] = field; } for (i = 0; i < SIERRA_MAX_LANES; i++) { regmap = sp->regmap_phy_pcs_lane_cdb[i]; field = devm_regmap_field_alloc(dev, regmap, phy_iso_link_ctrl_1); if (IS_ERR(field)) { dev_err(dev, "PHY_ISO_LINK_CTRL reg field init for lane %d failed\n", i); return PTR_ERR(field); } sp->phy_iso_link_ctrl_1[i] = field; } return 0; } static int cdns_regmap_init_blocks(struct cdns_sierra_phy *sp, void __iomem *base, u8 block_offset_shift, u8 reg_offset_shift) { struct device *dev = sp->dev; struct regmap *regmap; u32 block_offset; int i; for (i = 0; i < SIERRA_MAX_LANES; i++) { block_offset = SIERRA_LANE_CDB_OFFSET(i, block_offset_shift, reg_offset_shift); regmap = cdns_regmap_init(dev, base, block_offset, reg_offset_shift, &cdns_sierra_lane_cdb_config[i]); if (IS_ERR(regmap)) { dev_err(dev, "Failed to init lane CDB regmap\n"); return PTR_ERR(regmap); } sp->regmap_lane_cdb[i] = regmap; } regmap = cdns_regmap_init(dev, base, SIERRA_COMMON_CDB_OFFSET, reg_offset_shift, &cdns_sierra_common_cdb_config); if (IS_ERR(regmap)) { dev_err(dev, "Failed to init common CDB regmap\n"); return PTR_ERR(regmap); } sp->regmap_common_cdb = regmap; block_offset = SIERRA_PHY_PCS_COMMON_OFFSET(block_offset_shift); regmap = cdns_regmap_init(dev, base, block_offset, reg_offset_shift, &cdns_sierra_phy_pcs_cmn_cdb_config); if (IS_ERR(regmap)) { dev_err(dev, "Failed to init PHY PCS common CDB regmap\n"); return PTR_ERR(regmap); } sp->regmap_phy_pcs_common_cdb = regmap; for (i = 0; i < SIERRA_MAX_LANES; i++) { block_offset = SIERRA_PHY_PCS_LANE_CDB_OFFSET(i, block_offset_shift, reg_offset_shift); regmap = cdns_regmap_init(dev, base, block_offset, reg_offset_shift, &cdns_sierra_phy_pcs_lane_cdb_config[i]); if (IS_ERR(regmap)) { dev_err(dev, "Failed to init PHY PCS lane CDB regmap\n"); return PTR_ERR(regmap); } sp->regmap_phy_pcs_lane_cdb[i] = regmap; } block_offset = SIERRA_PHY_PMA_COMMON_OFFSET(block_offset_shift); regmap = cdns_regmap_init(dev, base, block_offset, reg_offset_shift, &cdns_sierra_phy_pma_cmn_cdb_config); if (IS_ERR(regmap)) { dev_err(dev, "Failed to init PHY PMA common CDB regmap\n"); return PTR_ERR(regmap); } sp->regmap_phy_pma_common_cdb = regmap; for (i = 0; i < SIERRA_MAX_LANES; i++) { block_offset = SIERRA_PHY_PMA_LANE_CDB_OFFSET(i, block_offset_shift, reg_offset_shift); regmap = cdns_regmap_init(dev, base, block_offset, reg_offset_shift, &cdns_sierra_phy_pma_lane_cdb_config[i]); if (IS_ERR(regmap)) { dev_err(dev, "Failed to init PHY PMA lane CDB regmap\n"); return PTR_ERR(regmap); } sp->regmap_phy_pma_lane_cdb[i] = regmap; } return 0; } static int cdns_sierra_phy_get_clocks(struct cdns_sierra_phy *sp, struct device *dev) { struct clk *clk; int ret; clk = devm_clk_get_optional(dev, "cmn_refclk_dig_div"); if (IS_ERR(clk)) { dev_err(dev, "cmn_refclk_dig_div clock not found\n"); ret = PTR_ERR(clk); return ret; } sp->input_clks[CMN_REFCLK_DIG_DIV] = clk; clk = devm_clk_get_optional(dev, "cmn_refclk1_dig_div"); if (IS_ERR(clk)) { dev_err(dev, "cmn_refclk1_dig_div clock not found\n"); ret = PTR_ERR(clk); return ret; } sp->input_clks[CMN_REFCLK1_DIG_DIV] = clk; clk = devm_clk_get_optional(dev, "pll0_refclk"); if (IS_ERR(clk)) { dev_err(dev, "pll0_refclk clock not found\n"); ret = PTR_ERR(clk); return ret; } sp->input_clks[PLL0_REFCLK] = clk; clk = devm_clk_get_optional(dev, "pll1_refclk"); if (IS_ERR(clk)) { dev_err(dev, "pll1_refclk clock not found\n"); ret = PTR_ERR(clk); return ret; } sp->input_clks[PLL1_REFCLK] = clk; return 0; } static int cdns_sierra_phy_clk(struct cdns_sierra_phy *sp) { struct device *dev = sp->dev; struct clk *clk; int ret; clk = devm_clk_get_optional(dev, "phy_clk"); if (IS_ERR(clk)) { dev_err(dev, "failed to get clock phy_clk\n"); return PTR_ERR(clk); } sp->input_clks[PHY_CLK] = clk; ret = clk_prepare_enable(sp->input_clks[PHY_CLK]); if (ret) return ret; return 0; } static int cdns_sierra_phy_enable_clocks(struct cdns_sierra_phy *sp) { int ret; ret = clk_prepare_enable(sp->output_clks[CDNS_SIERRA_PLL_CMNLC]); if (ret) return ret; ret = clk_prepare_enable(sp->output_clks[CDNS_SIERRA_PLL_CMNLC1]); if (ret) goto err_pll_cmnlc1; return 0; err_pll_cmnlc1: clk_disable_unprepare(sp->output_clks[CDNS_SIERRA_PLL_CMNLC]); return ret; } static void cdns_sierra_phy_disable_clocks(struct cdns_sierra_phy *sp) { clk_disable_unprepare(sp->output_clks[CDNS_SIERRA_PLL_CMNLC1]); clk_disable_unprepare(sp->output_clks[CDNS_SIERRA_PLL_CMNLC]); if (!sp->already_configured) clk_disable_unprepare(sp->input_clks[PHY_CLK]); } static int cdns_sierra_phy_get_resets(struct cdns_sierra_phy *sp, struct device *dev) { struct reset_control *rst; rst = devm_reset_control_get_exclusive(dev, "sierra_reset"); if (IS_ERR(rst)) { dev_err(dev, "failed to get reset\n"); return PTR_ERR(rst); } sp->phy_rst = rst; rst = devm_reset_control_get_optional_exclusive(dev, "sierra_apb"); if (IS_ERR(rst)) { dev_err(dev, "failed to get apb reset\n"); return PTR_ERR(rst); } sp->apb_rst = rst; return 0; } static int cdns_sierra_phy_configure_multilink(struct cdns_sierra_phy *sp) { const struct cdns_sierra_data *init_data = sp->init_data; struct cdns_sierra_vals *pma_cmn_vals, *pma_ln_vals; enum cdns_sierra_phy_type phy_t1, phy_t2; struct cdns_sierra_vals *phy_pma_ln_vals; const struct cdns_reg_pairs *reg_pairs; struct cdns_sierra_vals *pcs_cmn_vals; int i, j, node, mlane, num_lanes, ret; enum cdns_sierra_ssc_mode ssc; struct regmap *regmap; u32 num_regs; /* Maximum 2 links (subnodes) are supported */ if (sp->nsubnodes != 2) return -EINVAL; clk_set_rate(sp->input_clks[CMN_REFCLK_DIG_DIV], 25000000); clk_set_rate(sp->input_clks[CMN_REFCLK1_DIG_DIV], 25000000); /* PHY configured to use both PLL LC and LC1 */ regmap_field_write(sp->phy_pll_cfg_1, 0x1); phy_t1 = sp->phys[0].phy_type; phy_t2 = sp->phys[1].phy_type; /* * 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, phy_t1 = TYPE_PCIE and phy_t2 = TYPE_QSGMII * So the register values are selected as [TYPE_PCIE][TYPE_QSGMII][ssc]. * This will configure PHY registers associated for PCIe (i.e. first protocol) * involving PLLLC registers and registers for first 2 lanes of PHY. * [2] In second step, the variables phy_t1 and phy_t2 are swapped. So now, * phy_t1 = TYPE_QSGMII and phy_t2 = TYPE_PCIE. And the register values are selected as * [TYPE_QSGMII][TYPE_PCIE][ssc]. * This will configure PHY registers associated for QSGMII (i.e. second protocol) * involving PLLLC1 registers and registers for other 2 lanes of PHY. * * This completes the PHY configuration for multilink operation. This approach enables * dividing the large number of PHY register configurations into protocol specific * smaller groups. */ for (node = 0; node < sp->nsubnodes; node++) { if (node == 1) { /* * If first link with phy_t1 is configured, then configure the PHY for * second link with phy_t2. Get the array values as [phy_t2][phy_t1][ssc]. */ swap(phy_t1, phy_t2); } mlane = sp->phys[node].mlane; ssc = sp->phys[node].ssc_mode; num_lanes = sp->phys[node].num_lanes; /* PHY PCS common registers configurations */ pcs_cmn_vals = init_data->pcs_cmn_vals[phy_t1][phy_t2][ssc]; if (pcs_cmn_vals) { reg_pairs = pcs_cmn_vals->reg_pairs; num_regs = pcs_cmn_vals->num_regs; regmap = sp->regmap_phy_pcs_common_cdb; for (i = 0; i < num_regs; i++) regmap_write(regmap, reg_pairs[i].off, reg_pairs[i].val); } /* PHY PMA lane registers configurations */ phy_pma_ln_vals = init_data->phy_pma_ln_vals[phy_t1][phy_t2][ssc]; if (phy_pma_ln_vals) { reg_pairs = phy_pma_ln_vals->reg_pairs; num_regs = phy_pma_ln_vals->num_regs; for (i = 0; i < num_lanes; i++) { regmap = sp->regmap_phy_pma_lane_cdb[i + mlane]; for (j = 0; j < num_regs; j++) regmap_write(regmap, reg_pairs[j].off, reg_pairs[j].val); } } /* PMA common registers configurations */ pma_cmn_vals = init_data->pma_cmn_vals[phy_t1][phy_t2][ssc]; if (pma_cmn_vals) { reg_pairs = pma_cmn_vals->reg_pairs; num_regs = pma_cmn_vals->num_regs; regmap = sp->regmap_common_cdb; for (i = 0; i < num_regs; i++) regmap_write(regmap, reg_pairs[i].off, reg_pairs[i].val); } /* PMA lane registers configurations */ pma_ln_vals = init_data->pma_ln_vals[phy_t1][phy_t2][ssc]; if (pma_ln_vals) { reg_pairs = pma_ln_vals->reg_pairs; num_regs = pma_ln_vals->num_regs; for (i = 0; i < num_lanes; i++) { regmap = sp->regmap_lane_cdb[i + mlane]; for (j = 0; j < num_regs; j++) 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 */ ret = reset_control_deassert(sp->phy_rst); if (ret) return ret; return 0; } static int cdns_sierra_phy_probe(struct platform_device *pdev) { struct cdns_sierra_phy *sp; struct phy_provider *phy_provider; struct device *dev = &pdev->dev; const struct cdns_sierra_data *data; unsigned int id_value; int ret, node = 0; void __iomem *base; struct device_node *dn = dev->of_node, *child; if (of_get_child_count(dn) == 0) return -ENODEV; /* Get init data for this PHY */ data = of_device_get_match_data(dev); if (!data) return -EINVAL; sp = devm_kzalloc(dev, sizeof(*sp), GFP_KERNEL); if (!sp) return -ENOMEM; dev_set_drvdata(dev, sp); sp->dev = dev; sp->init_data = data; base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) { dev_err(dev, "missing \"reg\"\n"); return PTR_ERR(base); } ret = cdns_regmap_init_blocks(sp, base, data->block_offset_shift, data->reg_offset_shift); if (ret) return ret; ret = cdns_regfield_init(sp); if (ret) return ret; platform_set_drvdata(pdev, sp); ret = cdns_sierra_phy_get_clocks(sp, dev); if (ret) return ret; ret = cdns_sierra_clk_register(sp); if (ret) return ret; ret = cdns_sierra_phy_enable_clocks(sp); if (ret) goto unregister_clk; regmap_field_read(sp->pma_cmn_ready, &sp->already_configured); if (!sp->already_configured) { ret = cdns_sierra_phy_clk(sp); if (ret) goto clk_disable; ret = cdns_sierra_phy_get_resets(sp, dev); if (ret) goto clk_disable; /* Enable APB */ reset_control_deassert(sp->apb_rst); } /* Check that PHY is present */ regmap_field_read(sp->macro_id_type, &id_value); if (sp->init_data->id_value != id_value) { ret = -EINVAL; goto ctrl_assert; } sp->autoconf = of_property_read_bool(dn, "cdns,autoconf"); for_each_available_child_of_node(dn, child) { struct phy *gphy; if (!(of_node_name_eq(child, "phy") || of_node_name_eq(child, "link"))) continue; sp->phys[node].lnk_rst = of_reset_control_array_get_exclusive(child); if (IS_ERR(sp->phys[node].lnk_rst)) { dev_err(dev, "failed to get reset %s\n", child->full_name); ret = PTR_ERR(sp->phys[node].lnk_rst); of_node_put(child); goto put_control; } if (!sp->autoconf) { ret = cdns_sierra_get_optional(&sp->phys[node], child); if (ret) { dev_err(dev, "missing property in node %s\n", child->name); of_node_put(child); reset_control_put(sp->phys[node].lnk_rst); goto put_control; } } sp->num_lanes += sp->phys[node].num_lanes; if (!sp->already_configured) gphy = devm_phy_create(dev, child, &ops); else gphy = devm_phy_create(dev, child, &noop_ops); if (IS_ERR(gphy)) { ret = PTR_ERR(gphy); of_node_put(child); reset_control_put(sp->phys[node].lnk_rst); goto put_control; } sp->phys[node].phy = gphy; phy_set_drvdata(gphy, &sp->phys[node]); node++; } sp->nsubnodes = node; if (sp->num_lanes > SIERRA_MAX_LANES) { ret = -EINVAL; dev_err(dev, "Invalid lane configuration\n"); goto put_control; } /* If more than one subnode, configure the PHY as multilink */ if (!sp->already_configured && !sp->autoconf && sp->nsubnodes > 1) { ret = cdns_sierra_phy_configure_multilink(sp); if (ret) goto put_control; } pm_runtime_enable(dev); phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); if (IS_ERR(phy_provider)) { ret = PTR_ERR(phy_provider); goto put_control; } return 0; put_control: while (--node >= 0) reset_control_put(sp->phys[node].lnk_rst); ctrl_assert: if (!sp->already_configured) reset_control_assert(sp->apb_rst); clk_disable: cdns_sierra_phy_disable_clocks(sp); unregister_clk: cdns_sierra_clk_unregister(sp); return ret; } static int cdns_sierra_phy_remove(struct platform_device *pdev) { struct cdns_sierra_phy *phy = platform_get_drvdata(pdev); int i; reset_control_assert(phy->phy_rst); reset_control_assert(phy->apb_rst); pm_runtime_disable(&pdev->dev); cdns_sierra_phy_disable_clocks(phy); /* * The device level resets will be put automatically. * Need to put the subnode resets here though. */ for (i = 0; i < phy->nsubnodes; i++) { reset_control_assert(phy->phys[i].lnk_rst); reset_control_put(phy->phys[i].lnk_rst); } cdns_sierra_clk_unregister(phy); 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} }; static struct cdns_sierra_vals pcie_phy_pcs_cmn_vals = { .reg_pairs = pcie_phy_pcs_cmn_regs, .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), }; /* * TI J721E: * refclk100MHz_32b_PCIe_ln_no_ssc, multilink, using_plllc, * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz */ static const struct cdns_reg_pairs ti_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}, {0x0002, SIERRA_TX_RCVDET_OVRD_PREG} }; static struct cdns_sierra_vals ti_ml_pcie_100_no_ssc_ln_vals = { .reg_pairs = ti_ml_pcie_100_no_ssc_ln_regs, .num_regs = ARRAY_SIZE(ti_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), }; /* * TI J721E: * refclk100MHz_32b_PCIe_ln_int_ssc, multilink, using_plllc, * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz */ static const struct cdns_reg_pairs ti_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}, {0x0002, SIERRA_TX_RCVDET_OVRD_PREG} }; static struct cdns_sierra_vals ti_ml_pcie_100_int_ssc_ln_vals = { .reg_pairs = ti_ml_pcie_100_int_ssc_ln_regs, .num_regs = ARRAY_SIZE(ti_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), }; /* * TI J721E: * refclk100MHz_32b_PCIe_ln_ext_ssc, multilink, using_plllc, * cmn_pllcy_anaclk0_1Ghz, xcvr_pllclk_fullrt_500mhz */ static const struct cdns_reg_pairs ti_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}, {0x0002, SIERRA_TX_RCVDET_OVRD_PREG} }; static struct cdns_sierra_vals ti_ml_pcie_100_ext_ssc_ln_vals = { .reg_pairs = ti_ml_pcie_100_ext_ssc_ln_regs, .num_regs = ARRAY_SIZE(ti_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}, {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 */ static const struct cdns_reg_pairs cdns_pcie_ln_regs_no_ssc[] = { {0xFC08, SIERRA_DET_STANDEC_A_PREG}, {0x001D, SIERRA_PSM_A3IN_TMR_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_cmn_vals = { .reg_pairs = cdns_pcie_cmn_regs_no_ssc, .num_regs = ARRAY_SIZE(cdns_pcie_cmn_regs_no_ssc), }; static struct cdns_sierra_vals pcie_100_no_ssc_ln_vals = { .reg_pairs = cdns_pcie_ln_regs_no_ssc, .num_regs = ARRAY_SIZE(cdns_pcie_ln_regs_no_ssc), }; /* refclk100MHz_32b_PCIe_cmn_pll_int_ssc */ static const struct cdns_reg_pairs cdns_pcie_cmn_regs_int_ssc[] = { {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 */ static const struct cdns_reg_pairs cdns_pcie_ln_regs_int_ssc[] = { {0xFC08, SIERRA_DET_STANDEC_A_PREG}, {0x001D, SIERRA_PSM_A3IN_TMR_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_cmn_vals = { .reg_pairs = cdns_pcie_cmn_regs_int_ssc, .num_regs = ARRAY_SIZE(cdns_pcie_cmn_regs_int_ssc), }; static struct cdns_sierra_vals pcie_100_int_ssc_ln_vals = { .reg_pairs = cdns_pcie_ln_regs_int_ssc, .num_regs = ARRAY_SIZE(cdns_pcie_ln_regs_int_ssc), }; /* refclk100MHz_32b_PCIe_cmn_pll_ext_ssc */ static const struct cdns_reg_pairs cdns_pcie_cmn_regs_ext_ssc[] = { {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 */ static const struct cdns_reg_pairs cdns_pcie_ln_regs_ext_ssc[] = { {0xFC08, SIERRA_DET_STANDEC_A_PREG}, {0x001D, SIERRA_PSM_A3IN_TMR_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_cmn_vals = { .reg_pairs = cdns_pcie_cmn_regs_ext_ssc, .num_regs = ARRAY_SIZE(cdns_pcie_cmn_regs_ext_ssc), }; static struct cdns_sierra_vals pcie_100_ext_ssc_ln_vals = { .reg_pairs = cdns_pcie_ln_regs_ext_ssc, .num_regs = ARRAY_SIZE(cdns_pcie_ln_regs_ext_ssc), }; /* refclk100MHz_20b_USB_cmn_pll_ext_ssc */ static const struct cdns_reg_pairs cdns_usb_cmn_regs_ext_ssc[] = { {0x2085, SIERRA_CMN_PLLLC_LF_COEFF_MODE1_PREG}, {0x2085, SIERRA_CMN_PLLLC_LF_COEFF_MODE0_PREG}, {0x0000, SIERRA_CMN_PLLLC_BWCAL_MODE0_PREG}, {0x0000, SIERRA_CMN_PLLLC_SS_TIME_STEPSIZE_MODE_PREG} }; /* refclk100MHz_20b_USB_ln_ext_ssc */ static const struct cdns_reg_pairs cdns_usb_ln_regs_ext_ssc[] = { {0xFE0A, SIERRA_DET_STANDEC_A_PREG}, {0x000F, SIERRA_DET_STANDEC_B_PREG}, {0x55A5, SIERRA_DET_STANDEC_C_PREG}, {0x69ad, SIERRA_DET_STANDEC_D_PREG}, {0x0241, SIERRA_DET_STANDEC_E_PREG}, {0x0110, SIERRA_PSM_LANECAL_DLY_A1_RESETS_PREG}, {0x0014, SIERRA_PSM_A0IN_TMR_PREG}, {0xCF00, SIERRA_PSM_DIAG_PREG}, {0x001F, SIERRA_PSC_TX_A0_PREG}, {0x0007, SIERRA_PSC_TX_A1_PREG}, {0x0003, SIERRA_PSC_TX_A2_PREG}, {0x0003, SIERRA_PSC_TX_A3_PREG}, {0x0FFF, SIERRA_PSC_RX_A0_PREG}, {0x0003, SIERRA_PSC_RX_A1_PREG}, {0x0003, SIERRA_PSC_RX_A2_PREG}, {0x0001, SIERRA_PSC_RX_A3_PREG}, {0x0001, SIERRA_PLLCTRL_SUBRATE_PREG}, {0x0406, SIERRA_PLLCTRL_GEN_D_PREG}, {0x5233, SIERRA_PLLCTRL_CPGAIN_MODE_PREG}, {0x00CA, SIERRA_CLKPATH_BIASTRIM_PREG}, {0x2512, SIERRA_DFE_BIASTRIM_PREG}, {0x0000, SIERRA_DRVCTRL_ATTEN_PREG}, {0x823E, SIERRA_CLKPATHCTRL_TMR_PREG}, {0x078F, SIERRA_RX_CREQ_FLTR_A_MODE1_PREG}, {0x078F, SIERRA_RX_CREQ_FLTR_A_MODE0_PREG}, {0x7B3C, SIERRA_CREQ_CCLKDET_MODE01_PREG}, {0x023C, SIERRA_RX_CTLE_MAINTENANCE_PREG}, {0x3232, SIERRA_CREQ_FSMCLK_SEL_PREG}, {0x0000, SIERRA_CREQ_EQ_CTRL_PREG}, {0x0000, SIERRA_CREQ_SPARE_PREG}, {0xCC44, SIERRA_CREQ_EQ_OPEN_EYE_THRESH_PREG}, {0x8452, SIERRA_CTLELUT_CTRL_PREG}, {0x4121, SIERRA_DFE_ECMP_RATESEL_PREG}, {0x4121, SIERRA_DFE_SMP_RATESEL_PREG}, {0x0003, SIERRA_DEQ_PHALIGN_CTRL}, {0x3200, SIERRA_DEQ_CONCUR_CTRL1_PREG}, {0x5064, SIERRA_DEQ_CONCUR_CTRL2_PREG}, {0x0030, SIERRA_DEQ_EPIPWR_CTRL2_PREG}, {0x0048, SIERRA_DEQ_FAST_MAINT_CYCLES_PREG}, {0x5A5A, SIERRA_DEQ_ERRCMP_CTRL_PREG}, {0x02F5, SIERRA_DEQ_OFFSET_CTRL_PREG}, {0x02F5, SIERRA_DEQ_GAIN_CTRL_PREG}, {0x9999, SIERRA_DEQ_VGATUNE_CTRL_PREG}, {0x0014, SIERRA_DEQ_GLUT0}, {0x0014, SIERRA_DEQ_GLUT1}, {0x0014, SIERRA_DEQ_GLUT2}, {0x0014, SIERRA_DEQ_GLUT3}, {0x0014, SIERRA_DEQ_GLUT4}, {0x0014, SIERRA_DEQ_GLUT5}, {0x0014, SIERRA_DEQ_GLUT6}, {0x0014, SIERRA_DEQ_GLUT7}, {0x0014, SIERRA_DEQ_GLUT8}, {0x0014, SIERRA_DEQ_GLUT9}, {0x0014, SIERRA_DEQ_GLUT10}, {0x0014, SIERRA_DEQ_GLUT11}, {0x0014, SIERRA_DEQ_GLUT12}, {0x0014, SIERRA_DEQ_GLUT13}, {0x0014, SIERRA_DEQ_GLUT14}, {0x0014, SIERRA_DEQ_GLUT15}, {0x0014, SIERRA_DEQ_GLUT16}, {0x0BAE, SIERRA_DEQ_ALUT0}, {0x0AEB, SIERRA_DEQ_ALUT1}, {0x0A28, SIERRA_DEQ_ALUT2}, {0x0965, SIERRA_DEQ_ALUT3}, {0x08A2, SIERRA_DEQ_ALUT4}, {0x07DF, SIERRA_DEQ_ALUT5}, {0x071C, SIERRA_DEQ_ALUT6}, {0x0659, SIERRA_DEQ_ALUT7}, {0x0596, SIERRA_DEQ_ALUT8}, {0x0514, SIERRA_DEQ_ALUT9}, {0x0492, SIERRA_DEQ_ALUT10}, {0x0410, SIERRA_DEQ_ALUT11}, {0x038E, SIERRA_DEQ_ALUT12}, {0x030C, SIERRA_DEQ_ALUT13}, {0x03F4, SIERRA_DEQ_DFETAP_CTRL_PREG}, {0x0001, SIERRA_DFE_EN_1010_IGNORE_PREG}, {0x3C01, SIERRA_DEQ_TAU_CTRL1_FAST_MAINT_PREG}, {0x3C40, SIERRA_DEQ_TAU_CTRL1_SLOW_MAINT_PREG}, {0x1C08, SIERRA_DEQ_TAU_CTRL2_PREG}, {0x0033, SIERRA_DEQ_PICTRL_PREG}, {0x0400, SIERRA_CPICAL_TMRVAL_MODE1_PREG}, {0x0330, SIERRA_CPICAL_TMRVAL_MODE0_PREG}, {0x01FF, SIERRA_CPICAL_PICNT_MODE1_PREG}, {0x0009, SIERRA_CPI_OUTBUF_RATESEL_PREG}, {0x3232, SIERRA_CPICAL_RES_STARTCODE_MODE23_PREG}, {0x0005, SIERRA_LFPSDET_SUPPORT_PREG}, {0x000F, SIERRA_LFPSFILT_NS_PREG}, {0x0009, SIERRA_LFPSFILT_RD_PREG}, {0x0001, SIERRA_LFPSFILT_MP_PREG}, {0x6013, SIERRA_SIGDET_SUPPORT_PREG}, {0x8013, SIERRA_SDFILT_H2L_A_PREG}, {0x8009, SIERRA_SDFILT_L2H_PREG}, {0x0024, SIERRA_RXBUFFER_CTLECTRL_PREG}, {0x0020, SIERRA_RXBUFFER_RCDFECTRL_PREG}, {0x4243, SIERRA_RXBUFFER_DFECTRL_PREG} }; static struct cdns_sierra_vals usb_100_ext_ssc_cmn_vals = { .reg_pairs = cdns_usb_cmn_regs_ext_ssc, .num_regs = ARRAY_SIZE(cdns_usb_cmn_regs_ext_ssc), }; static struct cdns_sierra_vals usb_100_ext_ssc_ln_vals = { .reg_pairs = cdns_usb_ln_regs_ext_ssc, .num_regs = ARRAY_SIZE(cdns_usb_ln_regs_ext_ssc), }; static const struct cdns_sierra_data cdns_map_sierra = { .id_value = SIERRA_MACRO_ID, .block_offset_shift = 0x2, .reg_offset_shift = 0x2, .pcs_cmn_vals = { [TYPE_PCIE] = { [TYPE_NONE] = { [NO_SSC] = &pcie_phy_pcs_cmn_vals, [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 = { [TYPE_PCIE] = { [TYPE_NONE] = { [NO_SSC] = &pcie_100_no_ssc_cmn_vals, [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] = { [TYPE_NONE] = { [NO_SSC] = &pcie_100_no_ssc_ln_vals, [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, }, }, }, }; static const struct cdns_sierra_data cdns_ti_map_sierra = { .id_value = SIERRA_MACRO_ID, .block_offset_shift = 0x0, .reg_offset_shift = 0x1, .pcs_cmn_vals = { [TYPE_PCIE] = { [TYPE_NONE] = { [NO_SSC] = &pcie_phy_pcs_cmn_vals, [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 = { [TYPE_PCIE] = { [TYPE_NONE] = { [NO_SSC] = &pcie_100_no_ssc_cmn_vals, [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] = { [TYPE_NONE] = { [NO_SSC] = &pcie_100_no_ssc_ln_vals, [EXTERNAL_SSC] = &pcie_100_ext_ssc_ln_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_ln_vals, }, [TYPE_QSGMII] = { [NO_SSC] = &ti_ml_pcie_100_no_ssc_ln_vals, [EXTERNAL_SSC] = &ti_ml_pcie_100_ext_ssc_ln_vals, [INTERNAL_SSC] = &ti_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, }, }, }, }; static const struct of_device_id cdns_sierra_id_table[] = { { .compatible = "cdns,sierra-phy-t0", .data = &cdns_map_sierra, }, { .compatible = "ti,sierra-phy-t0", .data = &cdns_ti_map_sierra, }, {} }; MODULE_DEVICE_TABLE(of, cdns_sierra_id_table); static struct platform_driver cdns_sierra_driver = { .probe = cdns_sierra_phy_probe, .remove = cdns_sierra_phy_remove, .driver = { .name = "cdns-sierra-phy", .of_match_table = cdns_sierra_id_table, }, }; module_platform_driver(cdns_sierra_driver); MODULE_ALIAS("platform:cdns_sierra"); MODULE_AUTHOR("Cadence Design Systems"); MODULE_DESCRIPTION("CDNS sierra phy driver"); MODULE_LICENSE("GPL v2");
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