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-rw-r--r--drivers/phy/microchip/sparx5_serdes.c2517
1 files changed, 2517 insertions, 0 deletions
diff --git a/drivers/phy/microchip/sparx5_serdes.c b/drivers/phy/microchip/sparx5_serdes.c
new file mode 100644
index 000000000..ab1b0986a
--- /dev/null
+++ b/drivers/phy/microchip/sparx5_serdes.c
@@ -0,0 +1,2517 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/* Microchip Sparx5 Switch SerDes driver
+ *
+ * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.
+ *
+ * The Sparx5 Chip Register Model can be browsed at this location:
+ * https://github.com/microchip-ung/sparx-5_reginfo
+ * and the datasheet is available here:
+ * https://ww1.microchip.com/downloads/en/DeviceDoc/SparX-5_Family_L2L3_Enterprise_10G_Ethernet_Switches_Datasheet_00003822B.pdf
+ */
+#include <linux/printk.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/netdevice.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/io.h>
+#include <linux/clk.h>
+#include <linux/phy.h>
+#include <linux/phy/phy.h>
+
+#include "sparx5_serdes.h"
+
+#define SPX5_CMU_MAX 14
+
+#define SPX5_SERDES_10G_START 13
+#define SPX5_SERDES_25G_START 25
+
+enum sparx5_10g28cmu_mode {
+ SPX5_SD10G28_CMU_MAIN = 0,
+ SPX5_SD10G28_CMU_AUX1 = 1,
+ SPX5_SD10G28_CMU_AUX2 = 3,
+ SPX5_SD10G28_CMU_NONE = 4,
+};
+
+enum sparx5_sd25g28_mode_preset_type {
+ SPX5_SD25G28_MODE_PRESET_25000,
+ SPX5_SD25G28_MODE_PRESET_10000,
+ SPX5_SD25G28_MODE_PRESET_5000,
+ SPX5_SD25G28_MODE_PRESET_SD_2G5,
+ SPX5_SD25G28_MODE_PRESET_1000BASEX,
+};
+
+enum sparx5_sd10g28_mode_preset_type {
+ SPX5_SD10G28_MODE_PRESET_10000,
+ SPX5_SD10G28_MODE_PRESET_SFI_5000_6G,
+ SPX5_SD10G28_MODE_PRESET_SFI_5000_10G,
+ SPX5_SD10G28_MODE_PRESET_QSGMII,
+ SPX5_SD10G28_MODE_PRESET_SD_2G5,
+ SPX5_SD10G28_MODE_PRESET_1000BASEX,
+};
+
+struct sparx5_serdes_io_resource {
+ enum sparx5_serdes_target id;
+ phys_addr_t offset;
+};
+
+struct sparx5_sd25g28_mode_preset {
+ u8 bitwidth;
+ u8 tx_pre_div;
+ u8 fifo_ck_div;
+ u8 pre_divsel;
+ u8 vco_div_mode;
+ u8 sel_div;
+ u8 ck_bitwidth;
+ u8 subrate;
+ u8 com_txcal_en;
+ u8 com_tx_reserve_msb;
+ u8 com_tx_reserve_lsb;
+ u8 cfg_itx_ipcml_base;
+ u8 tx_reserve_lsb;
+ u8 tx_reserve_msb;
+ u8 bw;
+ u8 rxterm;
+ u8 dfe_tap;
+ u8 dfe_enable;
+ bool txmargin;
+ u8 cfg_ctle_rstn;
+ u8 r_dfe_rstn;
+ u8 cfg_pi_bw_3_0;
+ u8 tx_tap_dly;
+ u8 tx_tap_adv;
+};
+
+struct sparx5_sd25g28_media_preset {
+ u8 cfg_eq_c_force_3_0;
+ u8 cfg_vga_ctrl_byp_4_0;
+ u8 cfg_eq_r_force_3_0;
+ u8 cfg_en_adv;
+ u8 cfg_en_main;
+ u8 cfg_en_dly;
+ u8 cfg_tap_adv_3_0;
+ u8 cfg_tap_main;
+ u8 cfg_tap_dly_4_0;
+ u8 cfg_alos_thr_2_0;
+};
+
+struct sparx5_sd25g28_args {
+ u8 if_width; /* UDL if-width: 10/16/20/32/64 */
+ bool skip_cmu_cfg:1; /* Enable/disable CMU cfg */
+ enum sparx5_10g28cmu_mode cmu_sel; /* Device/Mode serdes uses */
+ bool no_pwrcycle:1; /* Omit initial power-cycle */
+ bool txinvert:1; /* Enable inversion of output data */
+ bool rxinvert:1; /* Enable inversion of input data */
+ u16 txswing; /* Set output level */
+ u8 rate; /* Rate of network interface */
+ u8 pi_bw_gen1;
+ u8 duty_cycle; /* Set output level to half/full */
+ bool mute:1; /* Mute Output Buffer */
+ bool reg_rst:1;
+ u8 com_pll_reserve;
+};
+
+struct sparx5_sd25g28_params {
+ u8 reg_rst;
+ u8 cfg_jc_byp;
+ u8 cfg_common_reserve_7_0;
+ u8 r_reg_manual;
+ u8 r_d_width_ctrl_from_hwt;
+ u8 r_d_width_ctrl_2_0;
+ u8 r_txfifo_ck_div_pmad_2_0;
+ u8 r_rxfifo_ck_div_pmad_2_0;
+ u8 cfg_pll_lol_set;
+ u8 cfg_vco_div_mode_1_0;
+ u8 cfg_pre_divsel_1_0;
+ u8 cfg_sel_div_3_0;
+ u8 cfg_vco_start_code_3_0;
+ u8 cfg_pma_tx_ck_bitwidth_2_0;
+ u8 cfg_tx_prediv_1_0;
+ u8 cfg_rxdiv_sel_2_0;
+ u8 cfg_tx_subrate_2_0;
+ u8 cfg_rx_subrate_2_0;
+ u8 r_multi_lane_mode;
+ u8 cfg_cdrck_en;
+ u8 cfg_dfeck_en;
+ u8 cfg_dfe_pd;
+ u8 cfg_dfedmx_pd;
+ u8 cfg_dfetap_en_5_1;
+ u8 cfg_dmux_pd;
+ u8 cfg_dmux_clk_pd;
+ u8 cfg_erramp_pd;
+ u8 cfg_pi_dfe_en;
+ u8 cfg_pi_en;
+ u8 cfg_pd_ctle;
+ u8 cfg_summer_en;
+ u8 cfg_pmad_ck_pd;
+ u8 cfg_pd_clk;
+ u8 cfg_pd_cml;
+ u8 cfg_pd_driver;
+ u8 cfg_rx_reg_pu;
+ u8 cfg_pd_rms_det;
+ u8 cfg_dcdr_pd;
+ u8 cfg_ecdr_pd;
+ u8 cfg_pd_sq;
+ u8 cfg_itx_ipdriver_base_2_0;
+ u8 cfg_tap_dly_4_0;
+ u8 cfg_tap_main;
+ u8 cfg_en_main;
+ u8 cfg_tap_adv_3_0;
+ u8 cfg_en_adv;
+ u8 cfg_en_dly;
+ u8 cfg_iscan_en;
+ u8 l1_pcs_en_fast_iscan;
+ u8 l0_cfg_bw_1_0;
+ u8 l0_cfg_txcal_en;
+ u8 cfg_en_dummy;
+ u8 cfg_pll_reserve_3_0;
+ u8 l0_cfg_tx_reserve_15_8;
+ u8 l0_cfg_tx_reserve_7_0;
+ u8 cfg_tx_reserve_15_8;
+ u8 cfg_tx_reserve_7_0;
+ u8 cfg_bw_1_0;
+ u8 cfg_txcal_man_en;
+ u8 cfg_phase_man_4_0;
+ u8 cfg_quad_man_1_0;
+ u8 cfg_txcal_shift_code_5_0;
+ u8 cfg_txcal_valid_sel_3_0;
+ u8 cfg_txcal_en;
+ u8 cfg_cdr_kf_2_0;
+ u8 cfg_cdr_m_7_0;
+ u8 cfg_pi_bw_3_0;
+ u8 cfg_pi_steps_1_0;
+ u8 cfg_dis_2ndorder;
+ u8 cfg_ctle_rstn;
+ u8 r_dfe_rstn;
+ u8 cfg_alos_thr_2_0;
+ u8 cfg_itx_ipcml_base_1_0;
+ u8 cfg_rx_reserve_7_0;
+ u8 cfg_rx_reserve_15_8;
+ u8 cfg_rxterm_2_0;
+ u8 cfg_fom_selm;
+ u8 cfg_rx_sp_ctle_1_0;
+ u8 cfg_isel_ctle_1_0;
+ u8 cfg_vga_ctrl_byp_4_0;
+ u8 cfg_vga_byp;
+ u8 cfg_agc_adpt_byp;
+ u8 cfg_eqr_byp;
+ u8 cfg_eqr_force_3_0;
+ u8 cfg_eqc_force_3_0;
+ u8 cfg_sum_setcm_en;
+ u8 cfg_init_pos_iscan_6_0;
+ u8 cfg_init_pos_ipi_6_0;
+ u8 cfg_dfedig_m_2_0;
+ u8 cfg_en_dfedig;
+ u8 cfg_pi_DFE_en;
+ u8 cfg_tx2rx_lp_en;
+ u8 cfg_txlb_en;
+ u8 cfg_rx2tx_lp_en;
+ u8 cfg_rxlb_en;
+ u8 r_tx_pol_inv;
+ u8 r_rx_pol_inv;
+};
+
+struct sparx5_sd10g28_media_preset {
+ u8 cfg_en_adv;
+ u8 cfg_en_main;
+ u8 cfg_en_dly;
+ u8 cfg_tap_adv_3_0;
+ u8 cfg_tap_main;
+ u8 cfg_tap_dly_4_0;
+ u8 cfg_vga_ctrl_3_0;
+ u8 cfg_vga_cp_2_0;
+ u8 cfg_eq_res_3_0;
+ u8 cfg_eq_r_byp;
+ u8 cfg_eq_c_force_3_0;
+ u8 cfg_alos_thr_3_0;
+};
+
+struct sparx5_sd10g28_mode_preset {
+ u8 bwidth; /* interface width: 10/16/20/32/64 */
+ enum sparx5_10g28cmu_mode cmu_sel; /* Device/Mode serdes uses */
+ u8 rate; /* Rate of network interface */
+ u8 dfe_tap;
+ u8 dfe_enable;
+ u8 pi_bw_gen1;
+ u8 duty_cycle; /* Set output level to half/full */
+};
+
+struct sparx5_sd10g28_args {
+ bool skip_cmu_cfg:1; /* Enable/disable CMU cfg */
+ bool no_pwrcycle:1; /* Omit initial power-cycle */
+ bool txinvert:1; /* Enable inversion of output data */
+ bool rxinvert:1; /* Enable inversion of input data */
+ bool txmargin:1; /* Set output level to half/full */
+ u16 txswing; /* Set output level */
+ bool mute:1; /* Mute Output Buffer */
+ bool is_6g:1;
+ bool reg_rst:1;
+};
+
+struct sparx5_sd10g28_params {
+ u8 cmu_sel;
+ u8 is_6g;
+ u8 skip_cmu_cfg;
+ u8 cfg_lane_reserve_7_0;
+ u8 cfg_ssc_rtl_clk_sel;
+ u8 cfg_lane_reserve_15_8;
+ u8 cfg_txrate_1_0;
+ u8 cfg_rxrate_1_0;
+ u8 r_d_width_ctrl_2_0;
+ u8 cfg_pma_tx_ck_bitwidth_2_0;
+ u8 cfg_rxdiv_sel_2_0;
+ u8 r_pcs2pma_phymode_4_0;
+ u8 cfg_lane_id_2_0;
+ u8 cfg_cdrck_en;
+ u8 cfg_dfeck_en;
+ u8 cfg_dfe_pd;
+ u8 cfg_dfetap_en_5_1;
+ u8 cfg_erramp_pd;
+ u8 cfg_pi_DFE_en;
+ u8 cfg_pi_en;
+ u8 cfg_pd_ctle;
+ u8 cfg_summer_en;
+ u8 cfg_pd_rx_cktree;
+ u8 cfg_pd_clk;
+ u8 cfg_pd_cml;
+ u8 cfg_pd_driver;
+ u8 cfg_rx_reg_pu;
+ u8 cfg_d_cdr_pd;
+ u8 cfg_pd_sq;
+ u8 cfg_rxdet_en;
+ u8 cfg_rxdet_str;
+ u8 r_multi_lane_mode;
+ u8 cfg_en_adv;
+ u8 cfg_en_main;
+ u8 cfg_en_dly;
+ u8 cfg_tap_adv_3_0;
+ u8 cfg_tap_main;
+ u8 cfg_tap_dly_4_0;
+ u8 cfg_vga_ctrl_3_0;
+ u8 cfg_vga_cp_2_0;
+ u8 cfg_eq_res_3_0;
+ u8 cfg_eq_r_byp;
+ u8 cfg_eq_c_force_3_0;
+ u8 cfg_en_dfedig;
+ u8 cfg_sum_setcm_en;
+ u8 cfg_en_preemph;
+ u8 cfg_itx_ippreemp_base_1_0;
+ u8 cfg_itx_ipdriver_base_2_0;
+ u8 cfg_ibias_tune_reserve_5_0;
+ u8 cfg_txswing_half;
+ u8 cfg_dis_2nd_order;
+ u8 cfg_rx_ssc_lh;
+ u8 cfg_pi_floop_steps_1_0;
+ u8 cfg_pi_ext_dac_23_16;
+ u8 cfg_pi_ext_dac_15_8;
+ u8 cfg_iscan_ext_dac_7_0;
+ u8 cfg_cdr_kf_gen1_2_0;
+ u8 cfg_cdr_kf_gen2_2_0;
+ u8 cfg_cdr_kf_gen3_2_0;
+ u8 cfg_cdr_kf_gen4_2_0;
+ u8 r_cdr_m_gen1_7_0;
+ u8 cfg_pi_bw_gen1_3_0;
+ u8 cfg_pi_bw_gen2;
+ u8 cfg_pi_bw_gen3;
+ u8 cfg_pi_bw_gen4;
+ u8 cfg_pi_ext_dac_7_0;
+ u8 cfg_pi_steps;
+ u8 cfg_mp_max_3_0;
+ u8 cfg_rstn_dfedig;
+ u8 cfg_alos_thr_3_0;
+ u8 cfg_predrv_slewrate_1_0;
+ u8 cfg_itx_ipcml_base_1_0;
+ u8 cfg_ip_pre_base_1_0;
+ u8 r_cdr_m_gen2_7_0;
+ u8 r_cdr_m_gen3_7_0;
+ u8 r_cdr_m_gen4_7_0;
+ u8 r_en_auto_cdr_rstn;
+ u8 cfg_oscal_afe;
+ u8 cfg_pd_osdac_afe;
+ u8 cfg_resetb_oscal_afe[2];
+ u8 cfg_center_spreading;
+ u8 cfg_m_cnt_maxval_4_0;
+ u8 cfg_ncnt_maxval_7_0;
+ u8 cfg_ncnt_maxval_10_8;
+ u8 cfg_ssc_en;
+ u8 cfg_tx2rx_lp_en;
+ u8 cfg_txlb_en;
+ u8 cfg_rx2tx_lp_en;
+ u8 cfg_rxlb_en;
+ u8 r_tx_pol_inv;
+ u8 r_rx_pol_inv;
+ u8 fx_100;
+};
+
+static struct sparx5_sd25g28_media_preset media_presets_25g[] = {
+ { /* ETH_MEDIA_DEFAULT */
+ .cfg_en_adv = 0,
+ .cfg_en_main = 1,
+ .cfg_en_dly = 0,
+ .cfg_tap_adv_3_0 = 0,
+ .cfg_tap_main = 1,
+ .cfg_tap_dly_4_0 = 0,
+ .cfg_eq_c_force_3_0 = 0xf,
+ .cfg_vga_ctrl_byp_4_0 = 4,
+ .cfg_eq_r_force_3_0 = 12,
+ .cfg_alos_thr_2_0 = 7,
+ },
+ { /* ETH_MEDIA_SR */
+ .cfg_en_adv = 1,
+ .cfg_en_main = 1,
+ .cfg_en_dly = 1,
+ .cfg_tap_adv_3_0 = 0,
+ .cfg_tap_main = 1,
+ .cfg_tap_dly_4_0 = 0x10,
+ .cfg_eq_c_force_3_0 = 0xf,
+ .cfg_vga_ctrl_byp_4_0 = 8,
+ .cfg_eq_r_force_3_0 = 4,
+ .cfg_alos_thr_2_0 = 0,
+ },
+ { /* ETH_MEDIA_DAC */
+ .cfg_en_adv = 0,
+ .cfg_en_main = 1,
+ .cfg_en_dly = 0,
+ .cfg_tap_adv_3_0 = 0,
+ .cfg_tap_main = 1,
+ .cfg_tap_dly_4_0 = 0,
+ .cfg_eq_c_force_3_0 = 0xf,
+ .cfg_vga_ctrl_byp_4_0 = 8,
+ .cfg_eq_r_force_3_0 = 0xc,
+ .cfg_alos_thr_2_0 = 0,
+ },
+};
+
+static struct sparx5_sd25g28_mode_preset mode_presets_25g[] = {
+ { /* SPX5_SD25G28_MODE_PRESET_25000 */
+ .bitwidth = 40,
+ .tx_pre_div = 0,
+ .fifo_ck_div = 0,
+ .pre_divsel = 1,
+ .vco_div_mode = 0,
+ .sel_div = 15,
+ .ck_bitwidth = 3,
+ .subrate = 0,
+ .com_txcal_en = 0,
+ .com_tx_reserve_msb = (0x26 << 1),
+ .com_tx_reserve_lsb = 0xf0,
+ .cfg_itx_ipcml_base = 0,
+ .tx_reserve_msb = 0xcc,
+ .tx_reserve_lsb = 0xfe,
+ .bw = 3,
+ .rxterm = 0,
+ .dfe_enable = 1,
+ .dfe_tap = 0x1f,
+ .txmargin = 1,
+ .cfg_ctle_rstn = 1,
+ .r_dfe_rstn = 1,
+ .cfg_pi_bw_3_0 = 0,
+ .tx_tap_dly = 8,
+ .tx_tap_adv = 0xc,
+ },
+ { /* SPX5_SD25G28_MODE_PRESET_10000 */
+ .bitwidth = 64,
+ .tx_pre_div = 0,
+ .fifo_ck_div = 2,
+ .pre_divsel = 0,
+ .vco_div_mode = 1,
+ .sel_div = 9,
+ .ck_bitwidth = 0,
+ .subrate = 0,
+ .com_txcal_en = 1,
+ .com_tx_reserve_msb = (0x20 << 1),
+ .com_tx_reserve_lsb = 0x40,
+ .cfg_itx_ipcml_base = 0,
+ .tx_reserve_msb = 0x4c,
+ .tx_reserve_lsb = 0x44,
+ .bw = 3,
+ .cfg_pi_bw_3_0 = 0,
+ .rxterm = 3,
+ .dfe_enable = 1,
+ .dfe_tap = 0x1f,
+ .txmargin = 0,
+ .cfg_ctle_rstn = 1,
+ .r_dfe_rstn = 1,
+ .tx_tap_dly = 0,
+ .tx_tap_adv = 0,
+ },
+ { /* SPX5_SD25G28_MODE_PRESET_5000 */
+ .bitwidth = 64,
+ .tx_pre_div = 0,
+ .fifo_ck_div = 2,
+ .pre_divsel = 0,
+ .vco_div_mode = 2,
+ .sel_div = 9,
+ .ck_bitwidth = 0,
+ .subrate = 0,
+ .com_txcal_en = 1,
+ .com_tx_reserve_msb = (0x20 << 1),
+ .com_tx_reserve_lsb = 0,
+ .cfg_itx_ipcml_base = 0,
+ .tx_reserve_msb = 0xe,
+ .tx_reserve_lsb = 0x80,
+ .bw = 0,
+ .rxterm = 0,
+ .cfg_pi_bw_3_0 = 6,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .tx_tap_dly = 0,
+ .tx_tap_adv = 0,
+ },
+ { /* SPX5_SD25G28_MODE_PRESET_SD_2G5 */
+ .bitwidth = 10,
+ .tx_pre_div = 0,
+ .fifo_ck_div = 0,
+ .pre_divsel = 0,
+ .vco_div_mode = 1,
+ .sel_div = 6,
+ .ck_bitwidth = 3,
+ .subrate = 2,
+ .com_txcal_en = 1,
+ .com_tx_reserve_msb = (0x26 << 1),
+ .com_tx_reserve_lsb = (0xf << 4),
+ .cfg_itx_ipcml_base = 2,
+ .tx_reserve_msb = 0x8,
+ .tx_reserve_lsb = 0x8a,
+ .bw = 0,
+ .cfg_pi_bw_3_0 = 0,
+ .rxterm = (1 << 2),
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .tx_tap_dly = 0,
+ .tx_tap_adv = 0,
+ },
+ { /* SPX5_SD25G28_MODE_PRESET_1000BASEX */
+ .bitwidth = 10,
+ .tx_pre_div = 0,
+ .fifo_ck_div = 1,
+ .pre_divsel = 0,
+ .vco_div_mode = 1,
+ .sel_div = 8,
+ .ck_bitwidth = 3,
+ .subrate = 3,
+ .com_txcal_en = 1,
+ .com_tx_reserve_msb = (0x26 << 1),
+ .com_tx_reserve_lsb = 0xf0,
+ .cfg_itx_ipcml_base = 0,
+ .tx_reserve_msb = 0x8,
+ .tx_reserve_lsb = 0xce,
+ .bw = 0,
+ .rxterm = 0,
+ .cfg_pi_bw_3_0 = 0,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .tx_tap_dly = 0,
+ .tx_tap_adv = 0,
+ },
+};
+
+static struct sparx5_sd10g28_media_preset media_presets_10g[] = {
+ { /* ETH_MEDIA_DEFAULT */
+ .cfg_en_adv = 0,
+ .cfg_en_main = 1,
+ .cfg_en_dly = 0,
+ .cfg_tap_adv_3_0 = 0,
+ .cfg_tap_main = 1,
+ .cfg_tap_dly_4_0 = 0,
+ .cfg_vga_ctrl_3_0 = 5,
+ .cfg_vga_cp_2_0 = 0,
+ .cfg_eq_res_3_0 = 0xa,
+ .cfg_eq_r_byp = 1,
+ .cfg_eq_c_force_3_0 = 0x8,
+ .cfg_alos_thr_3_0 = 0x3,
+ },
+ { /* ETH_MEDIA_SR */
+ .cfg_en_adv = 1,
+ .cfg_en_main = 1,
+ .cfg_en_dly = 1,
+ .cfg_tap_adv_3_0 = 0,
+ .cfg_tap_main = 1,
+ .cfg_tap_dly_4_0 = 0xc,
+ .cfg_vga_ctrl_3_0 = 0xa,
+ .cfg_vga_cp_2_0 = 0x4,
+ .cfg_eq_res_3_0 = 0xa,
+ .cfg_eq_r_byp = 1,
+ .cfg_eq_c_force_3_0 = 0xF,
+ .cfg_alos_thr_3_0 = 0x3,
+ },
+ { /* ETH_MEDIA_DAC */
+ .cfg_en_adv = 1,
+ .cfg_en_main = 1,
+ .cfg_en_dly = 1,
+ .cfg_tap_adv_3_0 = 12,
+ .cfg_tap_main = 1,
+ .cfg_tap_dly_4_0 = 8,
+ .cfg_vga_ctrl_3_0 = 0xa,
+ .cfg_vga_cp_2_0 = 4,
+ .cfg_eq_res_3_0 = 0xa,
+ .cfg_eq_r_byp = 1,
+ .cfg_eq_c_force_3_0 = 0xf,
+ .cfg_alos_thr_3_0 = 0x0,
+ }
+};
+
+static struct sparx5_sd10g28_mode_preset mode_presets_10g[] = {
+ { /* SPX5_SD10G28_MODE_PRESET_10000 */
+ .bwidth = 64,
+ .cmu_sel = SPX5_SD10G28_CMU_MAIN,
+ .rate = 0x0,
+ .dfe_enable = 1,
+ .dfe_tap = 0x1f,
+ .pi_bw_gen1 = 0x0,
+ .duty_cycle = 0x2,
+ },
+ { /* SPX5_SD10G28_MODE_PRESET_SFI_5000_6G */
+ .bwidth = 16,
+ .cmu_sel = SPX5_SD10G28_CMU_MAIN,
+ .rate = 0x1,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .pi_bw_gen1 = 0x5,
+ .duty_cycle = 0x0,
+ },
+ { /* SPX5_SD10G28_MODE_PRESET_SFI_5000_10G */
+ .bwidth = 64,
+ .cmu_sel = SPX5_SD10G28_CMU_MAIN,
+ .rate = 0x1,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .pi_bw_gen1 = 0x5,
+ .duty_cycle = 0x0,
+ },
+ { /* SPX5_SD10G28_MODE_PRESET_QSGMII */
+ .bwidth = 20,
+ .cmu_sel = SPX5_SD10G28_CMU_AUX1,
+ .rate = 0x1,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .pi_bw_gen1 = 0x5,
+ .duty_cycle = 0x0,
+ },
+ { /* SPX5_SD10G28_MODE_PRESET_SD_2G5 */
+ .bwidth = 10,
+ .cmu_sel = SPX5_SD10G28_CMU_AUX2,
+ .rate = 0x2,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .pi_bw_gen1 = 0x7,
+ .duty_cycle = 0x0,
+ },
+ { /* SPX5_SD10G28_MODE_PRESET_1000BASEX */
+ .bwidth = 10,
+ .cmu_sel = SPX5_SD10G28_CMU_AUX1,
+ .rate = 0x3,
+ .dfe_enable = 0,
+ .dfe_tap = 0,
+ .pi_bw_gen1 = 0x7,
+ .duty_cycle = 0x0,
+ },
+};
+
+/* map from SD25G28 interface width to configuration value */
+static u8 sd25g28_get_iw_setting(struct device *dev, const u8 interface_width)
+{
+ switch (interface_width) {
+ case 10: return 0;
+ case 16: return 1;
+ case 32: return 3;
+ case 40: return 4;
+ case 64: return 5;
+ default:
+ dev_err(dev, "%s: Illegal value %d for interface width\n",
+ __func__, interface_width);
+ }
+ return 0;
+}
+
+/* map from SD10G28 interface width to configuration value */
+static u8 sd10g28_get_iw_setting(struct device *dev, const u8 interface_width)
+{
+ switch (interface_width) {
+ case 10: return 0;
+ case 16: return 1;
+ case 20: return 2;
+ case 32: return 3;
+ case 40: return 4;
+ case 64: return 7;
+ default:
+ dev_err(dev, "%s: Illegal value %d for interface width\n", __func__,
+ interface_width);
+ return 0;
+ }
+}
+
+static int sparx5_sd10g25_get_mode_preset(struct sparx5_serdes_macro *macro,
+ struct sparx5_sd25g28_mode_preset *mode)
+{
+ switch (macro->serdesmode) {
+ case SPX5_SD_MODE_SFI:
+ if (macro->speed == SPEED_25000)
+ *mode = mode_presets_25g[SPX5_SD25G28_MODE_PRESET_25000];
+ else if (macro->speed == SPEED_10000)
+ *mode = mode_presets_25g[SPX5_SD25G28_MODE_PRESET_10000];
+ else if (macro->speed == SPEED_5000)
+ *mode = mode_presets_25g[SPX5_SD25G28_MODE_PRESET_5000];
+ break;
+ case SPX5_SD_MODE_2G5:
+ *mode = mode_presets_25g[SPX5_SD25G28_MODE_PRESET_SD_2G5];
+ break;
+ case SPX5_SD_MODE_1000BASEX:
+ *mode = mode_presets_25g[SPX5_SD25G28_MODE_PRESET_1000BASEX];
+ break;
+ case SPX5_SD_MODE_100FX:
+ /* Not supported */
+ return -EINVAL;
+ default:
+ *mode = mode_presets_25g[SPX5_SD25G28_MODE_PRESET_25000];
+ break;
+ }
+ return 0;
+}
+
+static int sparx5_sd10g28_get_mode_preset(struct sparx5_serdes_macro *macro,
+ struct sparx5_sd10g28_mode_preset *mode,
+ struct sparx5_sd10g28_args *args)
+{
+ switch (macro->serdesmode) {
+ case SPX5_SD_MODE_SFI:
+ if (macro->speed == SPEED_10000) {
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_10000];
+ } else if (macro->speed == SPEED_5000) {
+ if (args->is_6g)
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_SFI_5000_6G];
+ else
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_SFI_5000_10G];
+ } else {
+ dev_err(macro->priv->dev, "%s: Illegal speed: %02u, sidx: %02u, mode (%u)",
+ __func__, macro->speed, macro->sidx,
+ macro->serdesmode);
+ return -EINVAL;
+ }
+ break;
+ case SPX5_SD_MODE_QSGMII:
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_QSGMII];
+ break;
+ case SPX5_SD_MODE_2G5:
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_SD_2G5];
+ break;
+ case SPX5_SD_MODE_100FX:
+ case SPX5_SD_MODE_1000BASEX:
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_1000BASEX];
+ break;
+ default:
+ *mode = mode_presets_10g[SPX5_SD10G28_MODE_PRESET_10000];
+ break;
+ }
+ return 0;
+}
+
+static void sparx5_sd25g28_get_params(struct sparx5_serdes_macro *macro,
+ struct sparx5_sd25g28_media_preset *media,
+ struct sparx5_sd25g28_mode_preset *mode,
+ struct sparx5_sd25g28_args *args,
+ struct sparx5_sd25g28_params *params)
+{
+ u8 iw = sd25g28_get_iw_setting(macro->priv->dev, mode->bitwidth);
+ struct sparx5_sd25g28_params init = {
+ .r_d_width_ctrl_2_0 = iw,
+ .r_txfifo_ck_div_pmad_2_0 = mode->fifo_ck_div,
+ .r_rxfifo_ck_div_pmad_2_0 = mode->fifo_ck_div,
+ .cfg_vco_div_mode_1_0 = mode->vco_div_mode,
+ .cfg_pre_divsel_1_0 = mode->pre_divsel,
+ .cfg_sel_div_3_0 = mode->sel_div,
+ .cfg_vco_start_code_3_0 = 0,
+ .cfg_pma_tx_ck_bitwidth_2_0 = mode->ck_bitwidth,
+ .cfg_tx_prediv_1_0 = mode->tx_pre_div,
+ .cfg_rxdiv_sel_2_0 = mode->ck_bitwidth,
+ .cfg_tx_subrate_2_0 = mode->subrate,
+ .cfg_rx_subrate_2_0 = mode->subrate,
+ .r_multi_lane_mode = 0,
+ .cfg_cdrck_en = 1,
+ .cfg_dfeck_en = mode->dfe_enable,
+ .cfg_dfe_pd = mode->dfe_enable == 1 ? 0 : 1,
+ .cfg_dfedmx_pd = 1,
+ .cfg_dfetap_en_5_1 = mode->dfe_tap,
+ .cfg_dmux_pd = 0,
+ .cfg_dmux_clk_pd = 1,
+ .cfg_erramp_pd = mode->dfe_enable == 1 ? 0 : 1,
+ .cfg_pi_DFE_en = mode->dfe_enable,
+ .cfg_pi_en = 1,
+ .cfg_pd_ctle = 0,
+ .cfg_summer_en = 1,
+ .cfg_pmad_ck_pd = 0,
+ .cfg_pd_clk = 0,
+ .cfg_pd_cml = 0,
+ .cfg_pd_driver = 0,
+ .cfg_rx_reg_pu = 1,
+ .cfg_pd_rms_det = 1,
+ .cfg_dcdr_pd = 0,
+ .cfg_ecdr_pd = 1,
+ .cfg_pd_sq = 1,
+ .cfg_itx_ipdriver_base_2_0 = mode->txmargin,
+ .cfg_tap_dly_4_0 = media->cfg_tap_dly_4_0,
+ .cfg_tap_main = media->cfg_tap_main,
+ .cfg_en_main = media->cfg_en_main,
+ .cfg_tap_adv_3_0 = media->cfg_tap_adv_3_0,
+ .cfg_en_adv = media->cfg_en_adv,
+ .cfg_en_dly = media->cfg_en_dly,
+ .cfg_iscan_en = 0,
+ .l1_pcs_en_fast_iscan = 0,
+ .l0_cfg_bw_1_0 = 0,
+ .cfg_en_dummy = 0,
+ .cfg_pll_reserve_3_0 = args->com_pll_reserve,
+ .l0_cfg_txcal_en = mode->com_txcal_en,
+ .l0_cfg_tx_reserve_15_8 = mode->com_tx_reserve_msb,
+ .l0_cfg_tx_reserve_7_0 = mode->com_tx_reserve_lsb,
+ .cfg_tx_reserve_15_8 = mode->tx_reserve_msb,
+ .cfg_tx_reserve_7_0 = mode->tx_reserve_lsb,
+ .cfg_bw_1_0 = mode->bw,
+ .cfg_txcal_man_en = 1,
+ .cfg_phase_man_4_0 = 0,
+ .cfg_quad_man_1_0 = 0,
+ .cfg_txcal_shift_code_5_0 = 2,
+ .cfg_txcal_valid_sel_3_0 = 4,
+ .cfg_txcal_en = 0,
+ .cfg_cdr_kf_2_0 = 1,
+ .cfg_cdr_m_7_0 = 6,
+ .cfg_pi_bw_3_0 = mode->cfg_pi_bw_3_0,
+ .cfg_pi_steps_1_0 = 0,
+ .cfg_dis_2ndorder = 1,
+ .cfg_ctle_rstn = mode->cfg_ctle_rstn,
+ .r_dfe_rstn = mode->r_dfe_rstn,
+ .cfg_alos_thr_2_0 = media->cfg_alos_thr_2_0,
+ .cfg_itx_ipcml_base_1_0 = mode->cfg_itx_ipcml_base,
+ .cfg_rx_reserve_7_0 = 0xbf,
+ .cfg_rx_reserve_15_8 = 0x61,
+ .cfg_rxterm_2_0 = mode->rxterm,
+ .cfg_fom_selm = 0,
+ .cfg_rx_sp_ctle_1_0 = 0,
+ .cfg_isel_ctle_1_0 = 0,
+ .cfg_vga_ctrl_byp_4_0 = media->cfg_vga_ctrl_byp_4_0,
+ .cfg_vga_byp = 1,
+ .cfg_agc_adpt_byp = 1,
+ .cfg_eqr_byp = 1,
+ .cfg_eqr_force_3_0 = media->cfg_eq_r_force_3_0,
+ .cfg_eqc_force_3_0 = media->cfg_eq_c_force_3_0,
+ .cfg_sum_setcm_en = 1,
+ .cfg_pi_dfe_en = 1,
+ .cfg_init_pos_iscan_6_0 = 6,
+ .cfg_init_pos_ipi_6_0 = 9,
+ .cfg_dfedig_m_2_0 = 6,
+ .cfg_en_dfedig = mode->dfe_enable,
+ .r_d_width_ctrl_from_hwt = 0,
+ .r_reg_manual = 1,
+ .reg_rst = args->reg_rst,
+ .cfg_jc_byp = 1,
+ .cfg_common_reserve_7_0 = 1,
+ .cfg_pll_lol_set = 1,
+ .cfg_tx2rx_lp_en = 0,
+ .cfg_txlb_en = 0,
+ .cfg_rx2tx_lp_en = 0,
+ .cfg_rxlb_en = 0,
+ .r_tx_pol_inv = args->txinvert,
+ .r_rx_pol_inv = args->rxinvert,
+ };
+
+ *params = init;
+}
+
+static void sparx5_sd10g28_get_params(struct sparx5_serdes_macro *macro,
+ struct sparx5_sd10g28_media_preset *media,
+ struct sparx5_sd10g28_mode_preset *mode,
+ struct sparx5_sd10g28_args *args,
+ struct sparx5_sd10g28_params *params)
+{
+ u8 iw = sd10g28_get_iw_setting(macro->priv->dev, mode->bwidth);
+ struct sparx5_sd10g28_params init = {
+ .skip_cmu_cfg = args->skip_cmu_cfg,
+ .is_6g = args->is_6g,
+ .cmu_sel = mode->cmu_sel,
+ .cfg_lane_reserve_7_0 = (mode->cmu_sel % 2) << 6,
+ .cfg_ssc_rtl_clk_sel = (mode->cmu_sel / 2),
+ .cfg_lane_reserve_15_8 = mode->duty_cycle,
+ .cfg_txrate_1_0 = mode->rate,
+ .cfg_rxrate_1_0 = mode->rate,
+ .fx_100 = macro->serdesmode == SPX5_SD_MODE_100FX,
+ .r_d_width_ctrl_2_0 = iw,
+ .cfg_pma_tx_ck_bitwidth_2_0 = iw,
+ .cfg_rxdiv_sel_2_0 = iw,
+ .r_pcs2pma_phymode_4_0 = 0,
+ .cfg_lane_id_2_0 = 0,
+ .cfg_cdrck_en = 1,
+ .cfg_dfeck_en = mode->dfe_enable,
+ .cfg_dfe_pd = (mode->dfe_enable == 1) ? 0 : 1,
+ .cfg_dfetap_en_5_1 = mode->dfe_tap,
+ .cfg_erramp_pd = (mode->dfe_enable == 1) ? 0 : 1,
+ .cfg_pi_DFE_en = mode->dfe_enable,
+ .cfg_pi_en = 1,
+ .cfg_pd_ctle = 0,
+ .cfg_summer_en = 1,
+ .cfg_pd_rx_cktree = 0,
+ .cfg_pd_clk = 0,
+ .cfg_pd_cml = 0,
+ .cfg_pd_driver = 0,
+ .cfg_rx_reg_pu = 1,
+ .cfg_d_cdr_pd = 0,
+ .cfg_pd_sq = mode->dfe_enable,
+ .cfg_rxdet_en = 0,
+ .cfg_rxdet_str = 0,
+ .r_multi_lane_mode = 0,
+ .cfg_en_adv = media->cfg_en_adv,
+ .cfg_en_main = 1,
+ .cfg_en_dly = media->cfg_en_dly,
+ .cfg_tap_adv_3_0 = media->cfg_tap_adv_3_0,
+ .cfg_tap_main = media->cfg_tap_main,
+ .cfg_tap_dly_4_0 = media->cfg_tap_dly_4_0,
+ .cfg_vga_ctrl_3_0 = media->cfg_vga_ctrl_3_0,
+ .cfg_vga_cp_2_0 = media->cfg_vga_cp_2_0,
+ .cfg_eq_res_3_0 = media->cfg_eq_res_3_0,
+ .cfg_eq_r_byp = media->cfg_eq_r_byp,
+ .cfg_eq_c_force_3_0 = media->cfg_eq_c_force_3_0,
+ .cfg_en_dfedig = mode->dfe_enable,
+ .cfg_sum_setcm_en = 1,
+ .cfg_en_preemph = 0,
+ .cfg_itx_ippreemp_base_1_0 = 0,
+ .cfg_itx_ipdriver_base_2_0 = (args->txswing >> 6),
+ .cfg_ibias_tune_reserve_5_0 = (args->txswing & 63),
+ .cfg_txswing_half = (args->txmargin),
+ .cfg_dis_2nd_order = 0x1,
+ .cfg_rx_ssc_lh = 0x0,
+ .cfg_pi_floop_steps_1_0 = 0x0,
+ .cfg_pi_ext_dac_23_16 = (1 << 5),
+ .cfg_pi_ext_dac_15_8 = (0 << 6),
+ .cfg_iscan_ext_dac_7_0 = (1 << 7) + 9,
+ .cfg_cdr_kf_gen1_2_0 = 1,
+ .cfg_cdr_kf_gen2_2_0 = 1,
+ .cfg_cdr_kf_gen3_2_0 = 1,
+ .cfg_cdr_kf_gen4_2_0 = 1,
+ .r_cdr_m_gen1_7_0 = 4,
+ .cfg_pi_bw_gen1_3_0 = mode->pi_bw_gen1,
+ .cfg_pi_bw_gen2 = mode->pi_bw_gen1,
+ .cfg_pi_bw_gen3 = mode->pi_bw_gen1,
+ .cfg_pi_bw_gen4 = mode->pi_bw_gen1,
+ .cfg_pi_ext_dac_7_0 = 3,
+ .cfg_pi_steps = 0,
+ .cfg_mp_max_3_0 = 1,
+ .cfg_rstn_dfedig = mode->dfe_enable,
+ .cfg_alos_thr_3_0 = media->cfg_alos_thr_3_0,
+ .cfg_predrv_slewrate_1_0 = 3,
+ .cfg_itx_ipcml_base_1_0 = 0,
+ .cfg_ip_pre_base_1_0 = 0,
+ .r_cdr_m_gen2_7_0 = 2,
+ .r_cdr_m_gen3_7_0 = 2,
+ .r_cdr_m_gen4_7_0 = 2,
+ .r_en_auto_cdr_rstn = 0,
+ .cfg_oscal_afe = 1,
+ .cfg_pd_osdac_afe = 0,
+ .cfg_resetb_oscal_afe[0] = 0,
+ .cfg_resetb_oscal_afe[1] = 1,
+ .cfg_center_spreading = 0,
+ .cfg_m_cnt_maxval_4_0 = 15,
+ .cfg_ncnt_maxval_7_0 = 32,
+ .cfg_ncnt_maxval_10_8 = 6,
+ .cfg_ssc_en = 1,
+ .cfg_tx2rx_lp_en = 0,
+ .cfg_txlb_en = 0,
+ .cfg_rx2tx_lp_en = 0,
+ .cfg_rxlb_en = 0,
+ .r_tx_pol_inv = args->txinvert,
+ .r_rx_pol_inv = args->rxinvert,
+ };
+
+ *params = init;
+}
+
+static void sparx5_sd25g28_reset(void __iomem *regs[],
+ struct sparx5_sd25g28_params *params,
+ u32 sd_index)
+{
+ if (params->reg_rst == 1) {
+ sdx5_rmw_addr(SD_LANE_25G_SD_LANE_CFG_EXT_CFG_RST_SET(1),
+ SD_LANE_25G_SD_LANE_CFG_EXT_CFG_RST,
+ sdx5_addr(regs, SD_LANE_25G_SD_LANE_CFG(sd_index)));
+
+ usleep_range(1000, 2000);
+
+ sdx5_rmw_addr(SD_LANE_25G_SD_LANE_CFG_EXT_CFG_RST_SET(0),
+ SD_LANE_25G_SD_LANE_CFG_EXT_CFG_RST,
+ sdx5_addr(regs, SD_LANE_25G_SD_LANE_CFG(sd_index)));
+ }
+}
+
+static int sparx5_sd25g28_apply_params(struct sparx5_serdes_macro *macro,
+ struct sparx5_sd25g28_params *params)
+{
+ struct sparx5_serdes_private *priv = macro->priv;
+ void __iomem **regs = priv->regs;
+ struct device *dev = priv->dev;
+ u32 sd_index = macro->stpidx;
+ u32 value;
+
+ sdx5_rmw(SD_LANE_25G_SD_LANE_CFG_MACRO_RST_SET(1),
+ SD_LANE_25G_SD_LANE_CFG_MACRO_RST,
+ priv,
+ SD_LANE_25G_SD_LANE_CFG(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX_SET(0xFF),
+ SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX,
+ priv,
+ SD25G_LANE_CMU_FF(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_1A_R_DWIDTHCTRL_FROM_HWT_SET
+ (params->r_d_width_ctrl_from_hwt) |
+ SD25G_LANE_CMU_1A_R_REG_MANUAL_SET(params->r_reg_manual),
+ SD25G_LANE_CMU_1A_R_DWIDTHCTRL_FROM_HWT |
+ SD25G_LANE_CMU_1A_R_REG_MANUAL,
+ priv,
+ SD25G_LANE_CMU_1A(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_31_CFG_COMMON_RESERVE_7_0_SET
+ (params->cfg_common_reserve_7_0),
+ SD25G_LANE_CMU_31_CFG_COMMON_RESERVE_7_0,
+ priv,
+ SD25G_LANE_CMU_31(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_09_CFG_EN_DUMMY_SET(params->cfg_en_dummy),
+ SD25G_LANE_CMU_09_CFG_EN_DUMMY,
+ priv,
+ SD25G_LANE_CMU_09(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_13_CFG_PLL_RESERVE_3_0_SET
+ (params->cfg_pll_reserve_3_0),
+ SD25G_LANE_CMU_13_CFG_PLL_RESERVE_3_0,
+ priv,
+ SD25G_LANE_CMU_13(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_40_L0_CFG_TXCAL_EN_SET(params->l0_cfg_txcal_en),
+ SD25G_LANE_CMU_40_L0_CFG_TXCAL_EN,
+ priv,
+ SD25G_LANE_CMU_40(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_46_L0_CFG_TX_RESERVE_15_8_SET
+ (params->l0_cfg_tx_reserve_15_8),
+ SD25G_LANE_CMU_46_L0_CFG_TX_RESERVE_15_8,
+ priv,
+ SD25G_LANE_CMU_46(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_45_L0_CFG_TX_RESERVE_7_0_SET
+ (params->l0_cfg_tx_reserve_7_0),
+ SD25G_LANE_CMU_45_L0_CFG_TX_RESERVE_7_0,
+ priv,
+ SD25G_LANE_CMU_45(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_0B_CFG_VCO_CAL_RESETN_SET(0),
+ SD25G_LANE_CMU_0B_CFG_VCO_CAL_RESETN,
+ priv,
+ SD25G_LANE_CMU_0B(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_0B_CFG_VCO_CAL_RESETN_SET(1),
+ SD25G_LANE_CMU_0B_CFG_VCO_CAL_RESETN,
+ priv,
+ SD25G_LANE_CMU_0B(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_19_R_CK_RESETB_SET(0),
+ SD25G_LANE_CMU_19_R_CK_RESETB,
+ priv,
+ SD25G_LANE_CMU_19(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_19_R_CK_RESETB_SET(1),
+ SD25G_LANE_CMU_19_R_CK_RESETB,
+ priv,
+ SD25G_LANE_CMU_19(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_18_R_PLL_RSTN_SET(0),
+ SD25G_LANE_CMU_18_R_PLL_RSTN,
+ priv,
+ SD25G_LANE_CMU_18(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_18_R_PLL_RSTN_SET(1),
+ SD25G_LANE_CMU_18_R_PLL_RSTN,
+ priv,
+ SD25G_LANE_CMU_18(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_1A_R_DWIDTHCTRL_2_0_SET(params->r_d_width_ctrl_2_0),
+ SD25G_LANE_CMU_1A_R_DWIDTHCTRL_2_0,
+ priv,
+ SD25G_LANE_CMU_1A(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_30_R_TXFIFO_CK_DIV_PMAD_2_0_SET
+ (params->r_txfifo_ck_div_pmad_2_0) |
+ SD25G_LANE_CMU_30_R_RXFIFO_CK_DIV_PMAD_2_0_SET
+ (params->r_rxfifo_ck_div_pmad_2_0),
+ SD25G_LANE_CMU_30_R_TXFIFO_CK_DIV_PMAD_2_0 |
+ SD25G_LANE_CMU_30_R_RXFIFO_CK_DIV_PMAD_2_0,
+ priv,
+ SD25G_LANE_CMU_30(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_0C_CFG_PLL_LOL_SET_SET(params->cfg_pll_lol_set) |
+ SD25G_LANE_CMU_0C_CFG_VCO_DIV_MODE_1_0_SET
+ (params->cfg_vco_div_mode_1_0),
+ SD25G_LANE_CMU_0C_CFG_PLL_LOL_SET |
+ SD25G_LANE_CMU_0C_CFG_VCO_DIV_MODE_1_0,
+ priv,
+ SD25G_LANE_CMU_0C(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_0D_CFG_PRE_DIVSEL_1_0_SET
+ (params->cfg_pre_divsel_1_0),
+ SD25G_LANE_CMU_0D_CFG_PRE_DIVSEL_1_0,
+ priv,
+ SD25G_LANE_CMU_0D(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_0E_CFG_SEL_DIV_3_0_SET(params->cfg_sel_div_3_0),
+ SD25G_LANE_CMU_0E_CFG_SEL_DIV_3_0,
+ priv,
+ SD25G_LANE_CMU_0E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX_SET(0x00),
+ SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX,
+ priv,
+ SD25G_LANE_CMU_FF(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0C_LN_CFG_PMA_TX_CK_BITWIDTH_2_0_SET
+ (params->cfg_pma_tx_ck_bitwidth_2_0),
+ SD25G_LANE_LANE_0C_LN_CFG_PMA_TX_CK_BITWIDTH_2_0,
+ priv,
+ SD25G_LANE_LANE_0C(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_01_LN_CFG_TX_PREDIV_1_0_SET
+ (params->cfg_tx_prediv_1_0),
+ SD25G_LANE_LANE_01_LN_CFG_TX_PREDIV_1_0,
+ priv,
+ SD25G_LANE_LANE_01(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_18_LN_CFG_RXDIV_SEL_2_0_SET
+ (params->cfg_rxdiv_sel_2_0),
+ SD25G_LANE_LANE_18_LN_CFG_RXDIV_SEL_2_0,
+ priv,
+ SD25G_LANE_LANE_18(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2C_LN_CFG_TX_SUBRATE_2_0_SET
+ (params->cfg_tx_subrate_2_0),
+ SD25G_LANE_LANE_2C_LN_CFG_TX_SUBRATE_2_0,
+ priv,
+ SD25G_LANE_LANE_2C(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_28_LN_CFG_RX_SUBRATE_2_0_SET
+ (params->cfg_rx_subrate_2_0),
+ SD25G_LANE_LANE_28_LN_CFG_RX_SUBRATE_2_0,
+ priv,
+ SD25G_LANE_LANE_28(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_18_LN_CFG_CDRCK_EN_SET(params->cfg_cdrck_en),
+ SD25G_LANE_LANE_18_LN_CFG_CDRCK_EN,
+ priv,
+ SD25G_LANE_LANE_18(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0F_LN_CFG_DFETAP_EN_5_1_SET
+ (params->cfg_dfetap_en_5_1),
+ SD25G_LANE_LANE_0F_LN_CFG_DFETAP_EN_5_1,
+ priv,
+ SD25G_LANE_LANE_0F(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_18_LN_CFG_ERRAMP_PD_SET(params->cfg_erramp_pd),
+ SD25G_LANE_LANE_18_LN_CFG_ERRAMP_PD,
+ priv,
+ SD25G_LANE_LANE_18(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1D_LN_CFG_PI_DFE_EN_SET(params->cfg_pi_dfe_en),
+ SD25G_LANE_LANE_1D_LN_CFG_PI_DFE_EN,
+ priv,
+ SD25G_LANE_LANE_1D(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_19_LN_CFG_ECDR_PD_SET(params->cfg_ecdr_pd),
+ SD25G_LANE_LANE_19_LN_CFG_ECDR_PD,
+ priv,
+ SD25G_LANE_LANE_19(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_01_LN_CFG_ITX_IPDRIVER_BASE_2_0_SET
+ (params->cfg_itx_ipdriver_base_2_0),
+ SD25G_LANE_LANE_01_LN_CFG_ITX_IPDRIVER_BASE_2_0,
+ priv,
+ SD25G_LANE_LANE_01(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_03_LN_CFG_TAP_DLY_4_0_SET(params->cfg_tap_dly_4_0),
+ SD25G_LANE_LANE_03_LN_CFG_TAP_DLY_4_0,
+ priv,
+ SD25G_LANE_LANE_03(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_06_LN_CFG_TAP_ADV_3_0_SET(params->cfg_tap_adv_3_0),
+ SD25G_LANE_LANE_06_LN_CFG_TAP_ADV_3_0,
+ priv,
+ SD25G_LANE_LANE_06(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_07_LN_CFG_EN_ADV_SET(params->cfg_en_adv) |
+ SD25G_LANE_LANE_07_LN_CFG_EN_DLY_SET(params->cfg_en_dly),
+ SD25G_LANE_LANE_07_LN_CFG_EN_ADV |
+ SD25G_LANE_LANE_07_LN_CFG_EN_DLY,
+ priv,
+ SD25G_LANE_LANE_07(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_43_LN_CFG_TX_RESERVE_15_8_SET
+ (params->cfg_tx_reserve_15_8),
+ SD25G_LANE_LANE_43_LN_CFG_TX_RESERVE_15_8,
+ priv,
+ SD25G_LANE_LANE_43(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_42_LN_CFG_TX_RESERVE_7_0_SET
+ (params->cfg_tx_reserve_7_0),
+ SD25G_LANE_LANE_42_LN_CFG_TX_RESERVE_7_0,
+ priv,
+ SD25G_LANE_LANE_42(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_05_LN_CFG_BW_1_0_SET(params->cfg_bw_1_0),
+ SD25G_LANE_LANE_05_LN_CFG_BW_1_0,
+ priv,
+ SD25G_LANE_LANE_05(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0B_LN_CFG_TXCAL_MAN_EN_SET
+ (params->cfg_txcal_man_en),
+ SD25G_LANE_LANE_0B_LN_CFG_TXCAL_MAN_EN,
+ priv,
+ SD25G_LANE_LANE_0B(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0A_LN_CFG_TXCAL_SHIFT_CODE_5_0_SET
+ (params->cfg_txcal_shift_code_5_0),
+ SD25G_LANE_LANE_0A_LN_CFG_TXCAL_SHIFT_CODE_5_0,
+ priv,
+ SD25G_LANE_LANE_0A(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_09_LN_CFG_TXCAL_VALID_SEL_3_0_SET
+ (params->cfg_txcal_valid_sel_3_0),
+ SD25G_LANE_LANE_09_LN_CFG_TXCAL_VALID_SEL_3_0,
+ priv,
+ SD25G_LANE_LANE_09(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1A_LN_CFG_CDR_KF_2_0_SET(params->cfg_cdr_kf_2_0),
+ SD25G_LANE_LANE_1A_LN_CFG_CDR_KF_2_0,
+ priv,
+ SD25G_LANE_LANE_1A(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1B_LN_CFG_CDR_M_7_0_SET(params->cfg_cdr_m_7_0),
+ SD25G_LANE_LANE_1B_LN_CFG_CDR_M_7_0,
+ priv,
+ SD25G_LANE_LANE_1B(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2B_LN_CFG_PI_BW_3_0_SET(params->cfg_pi_bw_3_0),
+ SD25G_LANE_LANE_2B_LN_CFG_PI_BW_3_0,
+ priv,
+ SD25G_LANE_LANE_2B(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2C_LN_CFG_DIS_2NDORDER_SET
+ (params->cfg_dis_2ndorder),
+ SD25G_LANE_LANE_2C_LN_CFG_DIS_2NDORDER,
+ priv,
+ SD25G_LANE_LANE_2C(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2E_LN_CFG_CTLE_RSTN_SET(params->cfg_ctle_rstn),
+ SD25G_LANE_LANE_2E_LN_CFG_CTLE_RSTN,
+ priv,
+ SD25G_LANE_LANE_2E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_00_LN_CFG_ITX_IPCML_BASE_1_0_SET
+ (params->cfg_itx_ipcml_base_1_0),
+ SD25G_LANE_LANE_00_LN_CFG_ITX_IPCML_BASE_1_0,
+ priv,
+ SD25G_LANE_LANE_00(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_44_LN_CFG_RX_RESERVE_7_0_SET
+ (params->cfg_rx_reserve_7_0),
+ SD25G_LANE_LANE_44_LN_CFG_RX_RESERVE_7_0,
+ priv,
+ SD25G_LANE_LANE_44(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_45_LN_CFG_RX_RESERVE_15_8_SET
+ (params->cfg_rx_reserve_15_8),
+ SD25G_LANE_LANE_45_LN_CFG_RX_RESERVE_15_8,
+ priv,
+ SD25G_LANE_LANE_45(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0D_LN_CFG_DFECK_EN_SET(params->cfg_dfeck_en) |
+ SD25G_LANE_LANE_0D_LN_CFG_RXTERM_2_0_SET(params->cfg_rxterm_2_0),
+ SD25G_LANE_LANE_0D_LN_CFG_DFECK_EN |
+ SD25G_LANE_LANE_0D_LN_CFG_RXTERM_2_0,
+ priv,
+ SD25G_LANE_LANE_0D(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_21_LN_CFG_VGA_CTRL_BYP_4_0_SET
+ (params->cfg_vga_ctrl_byp_4_0),
+ SD25G_LANE_LANE_21_LN_CFG_VGA_CTRL_BYP_4_0,
+ priv,
+ SD25G_LANE_LANE_21(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_22_LN_CFG_EQR_FORCE_3_0_SET
+ (params->cfg_eqr_force_3_0),
+ SD25G_LANE_LANE_22_LN_CFG_EQR_FORCE_3_0,
+ priv,
+ SD25G_LANE_LANE_22(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1C_LN_CFG_EQC_FORCE_3_0_SET
+ (params->cfg_eqc_force_3_0) |
+ SD25G_LANE_LANE_1C_LN_CFG_DFE_PD_SET(params->cfg_dfe_pd),
+ SD25G_LANE_LANE_1C_LN_CFG_EQC_FORCE_3_0 |
+ SD25G_LANE_LANE_1C_LN_CFG_DFE_PD,
+ priv,
+ SD25G_LANE_LANE_1C(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1E_LN_CFG_SUM_SETCM_EN_SET
+ (params->cfg_sum_setcm_en),
+ SD25G_LANE_LANE_1E_LN_CFG_SUM_SETCM_EN,
+ priv,
+ SD25G_LANE_LANE_1E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_25_LN_CFG_INIT_POS_ISCAN_6_0_SET
+ (params->cfg_init_pos_iscan_6_0),
+ SD25G_LANE_LANE_25_LN_CFG_INIT_POS_ISCAN_6_0,
+ priv,
+ SD25G_LANE_LANE_25(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_26_LN_CFG_INIT_POS_IPI_6_0_SET
+ (params->cfg_init_pos_ipi_6_0),
+ SD25G_LANE_LANE_26_LN_CFG_INIT_POS_IPI_6_0,
+ priv,
+ SD25G_LANE_LANE_26(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_18_LN_CFG_ERRAMP_PD_SET(params->cfg_erramp_pd),
+ SD25G_LANE_LANE_18_LN_CFG_ERRAMP_PD,
+ priv,
+ SD25G_LANE_LANE_18(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0E_LN_CFG_DFEDIG_M_2_0_SET
+ (params->cfg_dfedig_m_2_0),
+ SD25G_LANE_LANE_0E_LN_CFG_DFEDIG_M_2_0,
+ priv,
+ SD25G_LANE_LANE_0E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_0E_LN_CFG_EN_DFEDIG_SET(params->cfg_en_dfedig),
+ SD25G_LANE_LANE_0E_LN_CFG_EN_DFEDIG,
+ priv,
+ SD25G_LANE_LANE_0E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_40_LN_R_TX_POL_INV_SET(params->r_tx_pol_inv) |
+ SD25G_LANE_LANE_40_LN_R_RX_POL_INV_SET(params->r_rx_pol_inv),
+ SD25G_LANE_LANE_40_LN_R_TX_POL_INV |
+ SD25G_LANE_LANE_40_LN_R_RX_POL_INV,
+ priv,
+ SD25G_LANE_LANE_40(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_04_LN_CFG_RX2TX_LP_EN_SET(params->cfg_rx2tx_lp_en) |
+ SD25G_LANE_LANE_04_LN_CFG_TX2RX_LP_EN_SET(params->cfg_tx2rx_lp_en),
+ SD25G_LANE_LANE_04_LN_CFG_RX2TX_LP_EN |
+ SD25G_LANE_LANE_04_LN_CFG_TX2RX_LP_EN,
+ priv,
+ SD25G_LANE_LANE_04(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1E_LN_CFG_RXLB_EN_SET(params->cfg_rxlb_en),
+ SD25G_LANE_LANE_1E_LN_CFG_RXLB_EN,
+ priv,
+ SD25G_LANE_LANE_1E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_19_LN_CFG_TXLB_EN_SET(params->cfg_txlb_en),
+ SD25G_LANE_LANE_19_LN_CFG_TXLB_EN,
+ priv,
+ SD25G_LANE_LANE_19(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2E_LN_CFG_RSTN_DFEDIG_SET(0),
+ SD25G_LANE_LANE_2E_LN_CFG_RSTN_DFEDIG,
+ priv,
+ SD25G_LANE_LANE_2E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2E_LN_CFG_RSTN_DFEDIG_SET(1),
+ SD25G_LANE_LANE_2E_LN_CFG_RSTN_DFEDIG,
+ priv,
+ SD25G_LANE_LANE_2E(sd_index));
+
+ sdx5_rmw(SD_LANE_25G_SD_LANE_CFG_MACRO_RST_SET(0),
+ SD_LANE_25G_SD_LANE_CFG_MACRO_RST,
+ priv,
+ SD_LANE_25G_SD_LANE_CFG(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_1C_LN_CFG_CDR_RSTN_SET(0),
+ SD25G_LANE_LANE_1C_LN_CFG_CDR_RSTN,
+ priv,
+ SD25G_LANE_LANE_1C(sd_index));
+
+ usleep_range(1000, 2000);
+
+ sdx5_rmw(SD25G_LANE_LANE_1C_LN_CFG_CDR_RSTN_SET(1),
+ SD25G_LANE_LANE_1C_LN_CFG_CDR_RSTN,
+ priv,
+ SD25G_LANE_LANE_1C(sd_index));
+
+ usleep_range(10000, 20000);
+
+ sdx5_rmw(SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX_SET(0xff),
+ SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX,
+ priv,
+ SD25G_LANE_CMU_FF(sd_index));
+
+ value = readl(sdx5_addr(regs, SD25G_LANE_CMU_C0(sd_index)));
+ value = SD25G_LANE_CMU_C0_PLL_LOL_UDL_GET(value);
+
+ if (value) {
+ dev_err(dev, "25G PLL Loss of Lock: 0x%x\n", value);
+ return -EINVAL;
+ }
+
+ value = readl(sdx5_addr(regs, SD_LANE_25G_SD_LANE_STAT(sd_index)));
+ value = SD_LANE_25G_SD_LANE_STAT_PMA_RST_DONE_GET(value);
+
+ if (value != 0x1) {
+ dev_err(dev, "25G PMA Reset failed: 0x%x\n", value);
+ return -EINVAL;
+ }
+ sdx5_rmw(SD25G_LANE_CMU_2A_R_DBG_LOL_STATUS_SET(0x1),
+ SD25G_LANE_CMU_2A_R_DBG_LOL_STATUS,
+ priv,
+ SD25G_LANE_CMU_2A(sd_index));
+
+ sdx5_rmw(SD_LANE_25G_SD_SER_RST_SER_RST_SET(0x0),
+ SD_LANE_25G_SD_SER_RST_SER_RST,
+ priv,
+ SD_LANE_25G_SD_SER_RST(sd_index));
+
+ sdx5_rmw(SD_LANE_25G_SD_DES_RST_DES_RST_SET(0x0),
+ SD_LANE_25G_SD_DES_RST_DES_RST,
+ priv,
+ SD_LANE_25G_SD_DES_RST(sd_index));
+
+ sdx5_rmw(SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX_SET(0),
+ SD25G_LANE_CMU_FF_REGISTER_TABLE_INDEX,
+ priv,
+ SD25G_LANE_CMU_FF(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2D_LN_CFG_ALOS_THR_2_0_SET
+ (params->cfg_alos_thr_2_0),
+ SD25G_LANE_LANE_2D_LN_CFG_ALOS_THR_2_0,
+ priv,
+ SD25G_LANE_LANE_2D(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2E_LN_CFG_DIS_SQ_SET(0),
+ SD25G_LANE_LANE_2E_LN_CFG_DIS_SQ,
+ priv,
+ SD25G_LANE_LANE_2E(sd_index));
+
+ sdx5_rmw(SD25G_LANE_LANE_2E_LN_CFG_PD_SQ_SET(0),
+ SD25G_LANE_LANE_2E_LN_CFG_PD_SQ,
+ priv,
+ SD25G_LANE_LANE_2E(sd_index));
+
+ return 0;
+}
+
+static void sparx5_sd10g28_reset(void __iomem *regs[], u32 lane_index)
+{
+ /* Note: SerDes SD10G_LANE_1 is configured in 10G_LAN mode */
+ sdx5_rmw_addr(SD_LANE_SD_LANE_CFG_EXT_CFG_RST_SET(1),
+ SD_LANE_SD_LANE_CFG_EXT_CFG_RST,
+ sdx5_addr(regs, SD_LANE_SD_LANE_CFG(lane_index)));
+
+ usleep_range(1000, 2000);
+
+ sdx5_rmw_addr(SD_LANE_SD_LANE_CFG_EXT_CFG_RST_SET(0),
+ SD_LANE_SD_LANE_CFG_EXT_CFG_RST,
+ sdx5_addr(regs, SD_LANE_SD_LANE_CFG(lane_index)));
+}
+
+static int sparx5_sd10g28_apply_params(struct sparx5_serdes_macro *macro,
+ struct sparx5_sd10g28_params *params)
+{
+ struct sparx5_serdes_private *priv = macro->priv;
+ void __iomem **regs = priv->regs;
+ struct device *dev = priv->dev;
+ u32 lane_index = macro->sidx;
+ u32 sd_index = macro->stpidx;
+ void __iomem *sd_inst;
+ u32 value;
+
+ if (params->is_6g)
+ sd_inst = sdx5_inst_get(priv, TARGET_SD6G_LANE, sd_index);
+ else
+ sd_inst = sdx5_inst_get(priv, TARGET_SD10G_LANE, sd_index);
+
+ sdx5_rmw(SD_LANE_SD_LANE_CFG_MACRO_RST_SET(1),
+ SD_LANE_SD_LANE_CFG_MACRO_RST,
+ priv,
+ SD_LANE_SD_LANE_CFG(lane_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_93_R_DWIDTHCTRL_FROM_HWT_SET(0x0) |
+ SD10G_LANE_LANE_93_R_REG_MANUAL_SET(0x1) |
+ SD10G_LANE_LANE_93_R_AUXCKSEL_FROM_HWT_SET(0x1) |
+ SD10G_LANE_LANE_93_R_LANE_ID_FROM_HWT_SET(0x1) |
+ SD10G_LANE_LANE_93_R_EN_RATECHG_CTRL_SET(0x0),
+ SD10G_LANE_LANE_93_R_DWIDTHCTRL_FROM_HWT |
+ SD10G_LANE_LANE_93_R_REG_MANUAL |
+ SD10G_LANE_LANE_93_R_AUXCKSEL_FROM_HWT |
+ SD10G_LANE_LANE_93_R_LANE_ID_FROM_HWT |
+ SD10G_LANE_LANE_93_R_EN_RATECHG_CTRL,
+ sd_inst,
+ SD10G_LANE_LANE_93(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_94_R_ISCAN_REG_SET(0x1) |
+ SD10G_LANE_LANE_94_R_TXEQ_REG_SET(0x1) |
+ SD10G_LANE_LANE_94_R_MISC_REG_SET(0x1) |
+ SD10G_LANE_LANE_94_R_SWING_REG_SET(0x1),
+ SD10G_LANE_LANE_94_R_ISCAN_REG |
+ SD10G_LANE_LANE_94_R_TXEQ_REG |
+ SD10G_LANE_LANE_94_R_MISC_REG |
+ SD10G_LANE_LANE_94_R_SWING_REG,
+ sd_inst,
+ SD10G_LANE_LANE_94(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_9E_R_RXEQ_REG_SET(0x1),
+ SD10G_LANE_LANE_9E_R_RXEQ_REG,
+ sd_inst,
+ SD10G_LANE_LANE_9E(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_A1_R_SSC_FROM_HWT_SET(0x0) |
+ SD10G_LANE_LANE_A1_R_CDR_FROM_HWT_SET(0x0) |
+ SD10G_LANE_LANE_A1_R_PCLK_GATING_FROM_HWT_SET(0x1),
+ SD10G_LANE_LANE_A1_R_SSC_FROM_HWT |
+ SD10G_LANE_LANE_A1_R_CDR_FROM_HWT |
+ SD10G_LANE_LANE_A1_R_PCLK_GATING_FROM_HWT,
+ sd_inst,
+ SD10G_LANE_LANE_A1(sd_index));
+
+ sdx5_rmw(SD_LANE_SD_LANE_CFG_RX_REF_SEL_SET(params->cmu_sel) |
+ SD_LANE_SD_LANE_CFG_TX_REF_SEL_SET(params->cmu_sel),
+ SD_LANE_SD_LANE_CFG_RX_REF_SEL |
+ SD_LANE_SD_LANE_CFG_TX_REF_SEL,
+ priv,
+ SD_LANE_SD_LANE_CFG(lane_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_40_CFG_LANE_RESERVE_7_0_SET
+ (params->cfg_lane_reserve_7_0),
+ SD10G_LANE_LANE_40_CFG_LANE_RESERVE_7_0,
+ sd_inst,
+ SD10G_LANE_LANE_40(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_50_CFG_SSC_RTL_CLK_SEL_SET
+ (params->cfg_ssc_rtl_clk_sel),
+ SD10G_LANE_LANE_50_CFG_SSC_RTL_CLK_SEL,
+ sd_inst,
+ SD10G_LANE_LANE_50(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_35_CFG_TXRATE_1_0_SET
+ (params->cfg_txrate_1_0) |
+ SD10G_LANE_LANE_35_CFG_RXRATE_1_0_SET
+ (params->cfg_rxrate_1_0),
+ SD10G_LANE_LANE_35_CFG_TXRATE_1_0 |
+ SD10G_LANE_LANE_35_CFG_RXRATE_1_0,
+ sd_inst,
+ SD10G_LANE_LANE_35(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_94_R_DWIDTHCTRL_2_0_SET
+ (params->r_d_width_ctrl_2_0),
+ SD10G_LANE_LANE_94_R_DWIDTHCTRL_2_0,
+ sd_inst,
+ SD10G_LANE_LANE_94(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_01_CFG_PMA_TX_CK_BITWIDTH_2_0_SET
+ (params->cfg_pma_tx_ck_bitwidth_2_0),
+ SD10G_LANE_LANE_01_CFG_PMA_TX_CK_BITWIDTH_2_0,
+ sd_inst,
+ SD10G_LANE_LANE_01(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_30_CFG_RXDIV_SEL_2_0_SET
+ (params->cfg_rxdiv_sel_2_0),
+ SD10G_LANE_LANE_30_CFG_RXDIV_SEL_2_0,
+ sd_inst,
+ SD10G_LANE_LANE_30(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_A2_R_PCS2PMA_PHYMODE_4_0_SET
+ (params->r_pcs2pma_phymode_4_0),
+ SD10G_LANE_LANE_A2_R_PCS2PMA_PHYMODE_4_0,
+ sd_inst,
+ SD10G_LANE_LANE_A2(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_13_CFG_CDRCK_EN_SET(params->cfg_cdrck_en),
+ SD10G_LANE_LANE_13_CFG_CDRCK_EN,
+ sd_inst,
+ SD10G_LANE_LANE_13(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_23_CFG_DFECK_EN_SET
+ (params->cfg_dfeck_en) |
+ SD10G_LANE_LANE_23_CFG_DFE_PD_SET(params->cfg_dfe_pd) |
+ SD10G_LANE_LANE_23_CFG_ERRAMP_PD_SET
+ (params->cfg_erramp_pd),
+ SD10G_LANE_LANE_23_CFG_DFECK_EN |
+ SD10G_LANE_LANE_23_CFG_DFE_PD |
+ SD10G_LANE_LANE_23_CFG_ERRAMP_PD,
+ sd_inst,
+ SD10G_LANE_LANE_23(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_22_CFG_DFETAP_EN_5_1_SET
+ (params->cfg_dfetap_en_5_1),
+ SD10G_LANE_LANE_22_CFG_DFETAP_EN_5_1,
+ sd_inst,
+ SD10G_LANE_LANE_22(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_1A_CFG_PI_DFE_EN_SET
+ (params->cfg_pi_DFE_en),
+ SD10G_LANE_LANE_1A_CFG_PI_DFE_EN,
+ sd_inst,
+ SD10G_LANE_LANE_1A(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_02_CFG_EN_ADV_SET(params->cfg_en_adv) |
+ SD10G_LANE_LANE_02_CFG_EN_MAIN_SET(params->cfg_en_main) |
+ SD10G_LANE_LANE_02_CFG_EN_DLY_SET(params->cfg_en_dly) |
+ SD10G_LANE_LANE_02_CFG_TAP_ADV_3_0_SET
+ (params->cfg_tap_adv_3_0),
+ SD10G_LANE_LANE_02_CFG_EN_ADV |
+ SD10G_LANE_LANE_02_CFG_EN_MAIN |
+ SD10G_LANE_LANE_02_CFG_EN_DLY |
+ SD10G_LANE_LANE_02_CFG_TAP_ADV_3_0,
+ sd_inst,
+ SD10G_LANE_LANE_02(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_03_CFG_TAP_MAIN_SET(params->cfg_tap_main),
+ SD10G_LANE_LANE_03_CFG_TAP_MAIN,
+ sd_inst,
+ SD10G_LANE_LANE_03(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_04_CFG_TAP_DLY_4_0_SET
+ (params->cfg_tap_dly_4_0),
+ SD10G_LANE_LANE_04_CFG_TAP_DLY_4_0,
+ sd_inst,
+ SD10G_LANE_LANE_04(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_2F_CFG_VGA_CTRL_3_0_SET
+ (params->cfg_vga_ctrl_3_0),
+ SD10G_LANE_LANE_2F_CFG_VGA_CTRL_3_0,
+ sd_inst,
+ SD10G_LANE_LANE_2F(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_2F_CFG_VGA_CP_2_0_SET
+ (params->cfg_vga_cp_2_0),
+ SD10G_LANE_LANE_2F_CFG_VGA_CP_2_0,
+ sd_inst,
+ SD10G_LANE_LANE_2F(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0B_CFG_EQ_RES_3_0_SET
+ (params->cfg_eq_res_3_0),
+ SD10G_LANE_LANE_0B_CFG_EQ_RES_3_0,
+ sd_inst,
+ SD10G_LANE_LANE_0B(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0D_CFG_EQR_BYP_SET(params->cfg_eq_r_byp),
+ SD10G_LANE_LANE_0D_CFG_EQR_BYP,
+ sd_inst,
+ SD10G_LANE_LANE_0D(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0E_CFG_EQC_FORCE_3_0_SET
+ (params->cfg_eq_c_force_3_0) |
+ SD10G_LANE_LANE_0E_CFG_SUM_SETCM_EN_SET
+ (params->cfg_sum_setcm_en),
+ SD10G_LANE_LANE_0E_CFG_EQC_FORCE_3_0 |
+ SD10G_LANE_LANE_0E_CFG_SUM_SETCM_EN,
+ sd_inst,
+ SD10G_LANE_LANE_0E(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_23_CFG_EN_DFEDIG_SET
+ (params->cfg_en_dfedig),
+ SD10G_LANE_LANE_23_CFG_EN_DFEDIG,
+ sd_inst,
+ SD10G_LANE_LANE_23(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_06_CFG_EN_PREEMPH_SET
+ (params->cfg_en_preemph),
+ SD10G_LANE_LANE_06_CFG_EN_PREEMPH,
+ sd_inst,
+ SD10G_LANE_LANE_06(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_33_CFG_ITX_IPPREEMP_BASE_1_0_SET
+ (params->cfg_itx_ippreemp_base_1_0) |
+ SD10G_LANE_LANE_33_CFG_ITX_IPDRIVER_BASE_2_0_SET
+ (params->cfg_itx_ipdriver_base_2_0),
+ SD10G_LANE_LANE_33_CFG_ITX_IPPREEMP_BASE_1_0 |
+ SD10G_LANE_LANE_33_CFG_ITX_IPDRIVER_BASE_2_0,
+ sd_inst,
+ SD10G_LANE_LANE_33(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_52_CFG_IBIAS_TUNE_RESERVE_5_0_SET
+ (params->cfg_ibias_tune_reserve_5_0),
+ SD10G_LANE_LANE_52_CFG_IBIAS_TUNE_RESERVE_5_0,
+ sd_inst,
+ SD10G_LANE_LANE_52(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_37_CFG_TXSWING_HALF_SET
+ (params->cfg_txswing_half),
+ SD10G_LANE_LANE_37_CFG_TXSWING_HALF,
+ sd_inst,
+ SD10G_LANE_LANE_37(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_3C_CFG_DIS_2NDORDER_SET
+ (params->cfg_dis_2nd_order),
+ SD10G_LANE_LANE_3C_CFG_DIS_2NDORDER,
+ sd_inst,
+ SD10G_LANE_LANE_3C(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_39_CFG_RX_SSC_LH_SET
+ (params->cfg_rx_ssc_lh),
+ SD10G_LANE_LANE_39_CFG_RX_SSC_LH,
+ sd_inst,
+ SD10G_LANE_LANE_39(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_1A_CFG_PI_FLOOP_STEPS_1_0_SET
+ (params->cfg_pi_floop_steps_1_0),
+ SD10G_LANE_LANE_1A_CFG_PI_FLOOP_STEPS_1_0,
+ sd_inst,
+ SD10G_LANE_LANE_1A(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_16_CFG_PI_EXT_DAC_23_16_SET
+ (params->cfg_pi_ext_dac_23_16),
+ SD10G_LANE_LANE_16_CFG_PI_EXT_DAC_23_16,
+ sd_inst,
+ SD10G_LANE_LANE_16(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_15_CFG_PI_EXT_DAC_15_8_SET
+ (params->cfg_pi_ext_dac_15_8),
+ SD10G_LANE_LANE_15_CFG_PI_EXT_DAC_15_8,
+ sd_inst,
+ SD10G_LANE_LANE_15(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_26_CFG_ISCAN_EXT_DAC_7_0_SET
+ (params->cfg_iscan_ext_dac_7_0),
+ SD10G_LANE_LANE_26_CFG_ISCAN_EXT_DAC_7_0,
+ sd_inst,
+ SD10G_LANE_LANE_26(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_42_CFG_CDR_KF_GEN1_2_0_SET
+ (params->cfg_cdr_kf_gen1_2_0),
+ SD10G_LANE_LANE_42_CFG_CDR_KF_GEN1_2_0,
+ sd_inst,
+ SD10G_LANE_LANE_42(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0F_R_CDR_M_GEN1_7_0_SET
+ (params->r_cdr_m_gen1_7_0),
+ SD10G_LANE_LANE_0F_R_CDR_M_GEN1_7_0,
+ sd_inst,
+ SD10G_LANE_LANE_0F(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_24_CFG_PI_BW_GEN1_3_0_SET
+ (params->cfg_pi_bw_gen1_3_0),
+ SD10G_LANE_LANE_24_CFG_PI_BW_GEN1_3_0,
+ sd_inst,
+ SD10G_LANE_LANE_24(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_14_CFG_PI_EXT_DAC_7_0_SET
+ (params->cfg_pi_ext_dac_7_0),
+ SD10G_LANE_LANE_14_CFG_PI_EXT_DAC_7_0,
+ sd_inst,
+ SD10G_LANE_LANE_14(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_1A_CFG_PI_STEPS_SET(params->cfg_pi_steps),
+ SD10G_LANE_LANE_1A_CFG_PI_STEPS,
+ sd_inst,
+ SD10G_LANE_LANE_1A(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_3A_CFG_MP_MAX_3_0_SET
+ (params->cfg_mp_max_3_0),
+ SD10G_LANE_LANE_3A_CFG_MP_MAX_3_0,
+ sd_inst,
+ SD10G_LANE_LANE_3A(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_31_CFG_RSTN_DFEDIG_SET
+ (params->cfg_rstn_dfedig),
+ SD10G_LANE_LANE_31_CFG_RSTN_DFEDIG,
+ sd_inst,
+ SD10G_LANE_LANE_31(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_48_CFG_ALOS_THR_3_0_SET
+ (params->cfg_alos_thr_3_0),
+ SD10G_LANE_LANE_48_CFG_ALOS_THR_3_0,
+ sd_inst,
+ SD10G_LANE_LANE_48(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_36_CFG_PREDRV_SLEWRATE_1_0_SET
+ (params->cfg_predrv_slewrate_1_0),
+ SD10G_LANE_LANE_36_CFG_PREDRV_SLEWRATE_1_0,
+ sd_inst,
+ SD10G_LANE_LANE_36(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_32_CFG_ITX_IPCML_BASE_1_0_SET
+ (params->cfg_itx_ipcml_base_1_0),
+ SD10G_LANE_LANE_32_CFG_ITX_IPCML_BASE_1_0,
+ sd_inst,
+ SD10G_LANE_LANE_32(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_37_CFG_IP_PRE_BASE_1_0_SET
+ (params->cfg_ip_pre_base_1_0),
+ SD10G_LANE_LANE_37_CFG_IP_PRE_BASE_1_0,
+ sd_inst,
+ SD10G_LANE_LANE_37(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_41_CFG_LANE_RESERVE_15_8_SET
+ (params->cfg_lane_reserve_15_8),
+ SD10G_LANE_LANE_41_CFG_LANE_RESERVE_15_8,
+ sd_inst,
+ SD10G_LANE_LANE_41(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_9E_R_EN_AUTO_CDR_RSTN_SET
+ (params->r_en_auto_cdr_rstn),
+ SD10G_LANE_LANE_9E_R_EN_AUTO_CDR_RSTN,
+ sd_inst,
+ SD10G_LANE_LANE_9E(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0C_CFG_OSCAL_AFE_SET
+ (params->cfg_oscal_afe) |
+ SD10G_LANE_LANE_0C_CFG_PD_OSDAC_AFE_SET
+ (params->cfg_pd_osdac_afe),
+ SD10G_LANE_LANE_0C_CFG_OSCAL_AFE |
+ SD10G_LANE_LANE_0C_CFG_PD_OSDAC_AFE,
+ sd_inst,
+ SD10G_LANE_LANE_0C(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0B_CFG_RESETB_OSCAL_AFE_SET
+ (params->cfg_resetb_oscal_afe[0]),
+ SD10G_LANE_LANE_0B_CFG_RESETB_OSCAL_AFE,
+ sd_inst,
+ SD10G_LANE_LANE_0B(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0B_CFG_RESETB_OSCAL_AFE_SET
+ (params->cfg_resetb_oscal_afe[1]),
+ SD10G_LANE_LANE_0B_CFG_RESETB_OSCAL_AFE,
+ sd_inst,
+ SD10G_LANE_LANE_0B(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_83_R_TX_POL_INV_SET
+ (params->r_tx_pol_inv) |
+ SD10G_LANE_LANE_83_R_RX_POL_INV_SET
+ (params->r_rx_pol_inv),
+ SD10G_LANE_LANE_83_R_TX_POL_INV |
+ SD10G_LANE_LANE_83_R_RX_POL_INV,
+ sd_inst,
+ SD10G_LANE_LANE_83(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_06_CFG_RX2TX_LP_EN_SET
+ (params->cfg_rx2tx_lp_en) |
+ SD10G_LANE_LANE_06_CFG_TX2RX_LP_EN_SET
+ (params->cfg_tx2rx_lp_en),
+ SD10G_LANE_LANE_06_CFG_RX2TX_LP_EN |
+ SD10G_LANE_LANE_06_CFG_TX2RX_LP_EN,
+ sd_inst,
+ SD10G_LANE_LANE_06(sd_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_0E_CFG_RXLB_EN_SET(params->cfg_rxlb_en) |
+ SD10G_LANE_LANE_0E_CFG_TXLB_EN_SET(params->cfg_txlb_en),
+ SD10G_LANE_LANE_0E_CFG_RXLB_EN |
+ SD10G_LANE_LANE_0E_CFG_TXLB_EN,
+ sd_inst,
+ SD10G_LANE_LANE_0E(sd_index));
+
+ sdx5_rmw(SD_LANE_SD_LANE_CFG_MACRO_RST_SET(0),
+ SD_LANE_SD_LANE_CFG_MACRO_RST,
+ priv,
+ SD_LANE_SD_LANE_CFG(lane_index));
+
+ sdx5_inst_rmw(SD10G_LANE_LANE_50_CFG_SSC_RESETB_SET(1),
+ SD10G_LANE_LANE_50_CFG_SSC_RESETB,
+ sd_inst,
+ SD10G_LANE_LANE_50(sd_index));
+
+ sdx5_rmw(SD10G_LANE_LANE_50_CFG_SSC_RESETB_SET(1),
+ SD10G_LANE_LANE_50_CFG_SSC_RESETB,
+ priv,
+ SD10G_LANE_LANE_50(sd_index));
+
+ sdx5_rmw(SD_LANE_MISC_SD_125_RST_DIS_SET(params->fx_100),
+ SD_LANE_MISC_SD_125_RST_DIS,
+ priv,
+ SD_LANE_MISC(lane_index));
+
+ sdx5_rmw(SD_LANE_MISC_RX_ENA_SET(params->fx_100),
+ SD_LANE_MISC_RX_ENA,
+ priv,
+ SD_LANE_MISC(lane_index));
+
+ sdx5_rmw(SD_LANE_MISC_MUX_ENA_SET(params->fx_100),
+ SD_LANE_MISC_MUX_ENA,
+ priv,
+ SD_LANE_MISC(lane_index));
+
+ usleep_range(3000, 6000);
+
+ value = readl(sdx5_addr(regs, SD_LANE_SD_LANE_STAT(lane_index)));
+ value = SD_LANE_SD_LANE_STAT_PMA_RST_DONE_GET(value);
+ if (value != 1) {
+ dev_err(dev, "10G PMA Reset failed: 0x%x\n", value);
+ return -EINVAL;
+ }
+
+ sdx5_rmw(SD_LANE_SD_SER_RST_SER_RST_SET(0x0),
+ SD_LANE_SD_SER_RST_SER_RST,
+ priv,
+ SD_LANE_SD_SER_RST(lane_index));
+
+ sdx5_rmw(SD_LANE_SD_DES_RST_DES_RST_SET(0x0),
+ SD_LANE_SD_DES_RST_DES_RST,
+ priv,
+ SD_LANE_SD_DES_RST(lane_index));
+
+ return 0;
+}
+
+static int sparx5_sd25g28_config(struct sparx5_serdes_macro *macro, bool reset)
+{
+ struct sparx5_sd25g28_media_preset media = media_presets_25g[macro->media];
+ struct sparx5_sd25g28_mode_preset mode;
+ struct sparx5_sd25g28_args args = {
+ .rxinvert = 1,
+ .txinvert = 0,
+ .txswing = 240,
+ .com_pll_reserve = 0xf,
+ .reg_rst = reset,
+ };
+ struct sparx5_sd25g28_params params;
+ int err;
+
+ err = sparx5_sd10g25_get_mode_preset(macro, &mode);
+ if (err)
+ return err;
+ sparx5_sd25g28_get_params(macro, &media, &mode, &args, &params);
+ sparx5_sd25g28_reset(macro->priv->regs, &params, macro->stpidx);
+ return sparx5_sd25g28_apply_params(macro, &params);
+}
+
+static int sparx5_sd10g28_config(struct sparx5_serdes_macro *macro, bool reset)
+{
+ struct sparx5_sd10g28_media_preset media = media_presets_10g[macro->media];
+ struct sparx5_sd10g28_mode_preset mode;
+ struct sparx5_sd10g28_params params;
+ struct sparx5_sd10g28_args args = {
+ .is_6g = (macro->serdestype == SPX5_SDT_6G),
+ .txinvert = 0,
+ .rxinvert = 1,
+ .txswing = 240,
+ .reg_rst = reset,
+ };
+ int err;
+
+ err = sparx5_sd10g28_get_mode_preset(macro, &mode, &args);
+ if (err)
+ return err;
+ sparx5_sd10g28_get_params(macro, &media, &mode, &args, &params);
+ sparx5_sd10g28_reset(macro->priv->regs, macro->sidx);
+ return sparx5_sd10g28_apply_params(macro, &params);
+}
+
+/* Power down serdes TX driver */
+static int sparx5_serdes_power_save(struct sparx5_serdes_macro *macro, u32 pwdn)
+{
+ struct sparx5_serdes_private *priv = macro->priv;
+ void __iomem *sd_inst;
+
+ if (macro->serdestype == SPX5_SDT_6G)
+ sd_inst = sdx5_inst_get(priv, TARGET_SD6G_LANE, macro->stpidx);
+ else if (macro->serdestype == SPX5_SDT_10G)
+ sd_inst = sdx5_inst_get(priv, TARGET_SD10G_LANE, macro->stpidx);
+ else
+ sd_inst = sdx5_inst_get(priv, TARGET_SD25G_LANE, macro->stpidx);
+
+ if (macro->serdestype == SPX5_SDT_25G) {
+ sdx5_inst_rmw(SD25G_LANE_LANE_04_LN_CFG_PD_DRIVER_SET(pwdn),
+ SD25G_LANE_LANE_04_LN_CFG_PD_DRIVER,
+ sd_inst,
+ SD25G_LANE_LANE_04(0));
+ } else {
+ /* 6G and 10G */
+ sdx5_inst_rmw(SD10G_LANE_LANE_06_CFG_PD_DRIVER_SET(pwdn),
+ SD10G_LANE_LANE_06_CFG_PD_DRIVER,
+ sd_inst,
+ SD10G_LANE_LANE_06(0));
+ }
+ return 0;
+}
+
+static int sparx5_serdes_clock_config(struct sparx5_serdes_macro *macro)
+{
+ struct sparx5_serdes_private *priv = macro->priv;
+
+ if (macro->serdesmode == SPX5_SD_MODE_100FX) {
+ u32 freq = priv->coreclock == 250000000 ? 2 :
+ priv->coreclock == 500000000 ? 1 : 0;
+
+ sdx5_rmw(SD_LANE_MISC_CORE_CLK_FREQ_SET(freq),
+ SD_LANE_MISC_CORE_CLK_FREQ,
+ priv,
+ SD_LANE_MISC(macro->sidx));
+ }
+ return 0;
+}
+
+static int sparx5_cmu_apply_cfg(struct sparx5_serdes_private *priv,
+ u32 cmu_idx,
+ void __iomem *cmu_tgt,
+ void __iomem *cmu_cfg_tgt,
+ u32 spd10g)
+{
+ void __iomem **regs = priv->regs;
+ struct device *dev = priv->dev;
+ int value;
+
+ cmu_tgt = sdx5_inst_get(priv, TARGET_SD_CMU, cmu_idx);
+ cmu_cfg_tgt = sdx5_inst_get(priv, TARGET_SD_CMU_CFG, cmu_idx);
+
+ if (cmu_idx == 1 || cmu_idx == 4 || cmu_idx == 7 ||
+ cmu_idx == 10 || cmu_idx == 13) {
+ spd10g = 0;
+ }
+
+ sdx5_inst_rmw(SD_CMU_CFG_SD_CMU_CFG_EXT_CFG_RST_SET(1),
+ SD_CMU_CFG_SD_CMU_CFG_EXT_CFG_RST,
+ cmu_cfg_tgt,
+ SD_CMU_CFG_SD_CMU_CFG(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CFG_SD_CMU_CFG_EXT_CFG_RST_SET(0),
+ SD_CMU_CFG_SD_CMU_CFG_EXT_CFG_RST,
+ cmu_cfg_tgt,
+ SD_CMU_CFG_SD_CMU_CFG(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CFG_SD_CMU_CFG_CMU_RST_SET(1),
+ SD_CMU_CFG_SD_CMU_CFG_CMU_RST,
+ cmu_cfg_tgt,
+ SD_CMU_CFG_SD_CMU_CFG(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_45_R_DWIDTHCTRL_FROM_HWT_SET(0x1) |
+ SD_CMU_CMU_45_R_REFCK_SSC_EN_FROM_HWT_SET(0x1) |
+ SD_CMU_CMU_45_R_LINK_BUF_EN_FROM_HWT_SET(0x1) |
+ SD_CMU_CMU_45_R_BIAS_EN_FROM_HWT_SET(0x1) |
+ SD_CMU_CMU_45_R_EN_RATECHG_CTRL_SET(0x0),
+ SD_CMU_CMU_45_R_DWIDTHCTRL_FROM_HWT |
+ SD_CMU_CMU_45_R_REFCK_SSC_EN_FROM_HWT |
+ SD_CMU_CMU_45_R_LINK_BUF_EN_FROM_HWT |
+ SD_CMU_CMU_45_R_BIAS_EN_FROM_HWT |
+ SD_CMU_CMU_45_R_EN_RATECHG_CTRL,
+ cmu_tgt,
+ SD_CMU_CMU_45(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_47_R_PCS2PMA_PHYMODE_4_0_SET(0),
+ SD_CMU_CMU_47_R_PCS2PMA_PHYMODE_4_0,
+ cmu_tgt,
+ SD_CMU_CMU_47(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_1B_CFG_RESERVE_7_0_SET(0),
+ SD_CMU_CMU_1B_CFG_RESERVE_7_0,
+ cmu_tgt,
+ SD_CMU_CMU_1B(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_0D_CFG_JC_BYP_SET(0x1),
+ SD_CMU_CMU_0D_CFG_JC_BYP,
+ cmu_tgt,
+ SD_CMU_CMU_0D(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_1F_CFG_VTUNE_SEL_SET(1),
+ SD_CMU_CMU_1F_CFG_VTUNE_SEL,
+ cmu_tgt,
+ SD_CMU_CMU_1F(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_00_CFG_PLL_TP_SEL_1_0_SET(3),
+ SD_CMU_CMU_00_CFG_PLL_TP_SEL_1_0,
+ cmu_tgt,
+ SD_CMU_CMU_00(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_05_CFG_BIAS_TP_SEL_1_0_SET(3),
+ SD_CMU_CMU_05_CFG_BIAS_TP_SEL_1_0,
+ cmu_tgt,
+ SD_CMU_CMU_05(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_30_R_PLL_DLOL_EN_SET(1),
+ SD_CMU_CMU_30_R_PLL_DLOL_EN,
+ cmu_tgt,
+ SD_CMU_CMU_30(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_09_CFG_SW_10G_SET(spd10g),
+ SD_CMU_CMU_09_CFG_SW_10G,
+ cmu_tgt,
+ SD_CMU_CMU_09(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CFG_SD_CMU_CFG_CMU_RST_SET(0),
+ SD_CMU_CFG_SD_CMU_CFG_CMU_RST,
+ cmu_cfg_tgt,
+ SD_CMU_CFG_SD_CMU_CFG(cmu_idx));
+
+ msleep(20);
+
+ sdx5_inst_rmw(SD_CMU_CMU_44_R_PLL_RSTN_SET(0),
+ SD_CMU_CMU_44_R_PLL_RSTN,
+ cmu_tgt,
+ SD_CMU_CMU_44(cmu_idx));
+
+ sdx5_inst_rmw(SD_CMU_CMU_44_R_PLL_RSTN_SET(1),
+ SD_CMU_CMU_44_R_PLL_RSTN,
+ cmu_tgt,
+ SD_CMU_CMU_44(cmu_idx));
+
+ msleep(20);
+
+ value = readl(sdx5_addr(regs, SD_CMU_CMU_E0(cmu_idx)));
+ value = SD_CMU_CMU_E0_PLL_LOL_UDL_GET(value);
+
+ if (value) {
+ dev_err(dev, "CMU PLL Loss of Lock: 0x%x\n", value);
+ return -EINVAL;
+ }
+ sdx5_inst_rmw(SD_CMU_CMU_0D_CFG_PMA_TX_CK_PD_SET(0),
+ SD_CMU_CMU_0D_CFG_PMA_TX_CK_PD,
+ cmu_tgt,
+ SD_CMU_CMU_0D(cmu_idx));
+ return 0;
+}
+
+static int sparx5_cmu_cfg(struct sparx5_serdes_private *priv, u32 cmu_idx)
+{
+ void __iomem *cmu_tgt, *cmu_cfg_tgt;
+ u32 spd10g = 1;
+
+ if (cmu_idx == 1 || cmu_idx == 4 || cmu_idx == 7 ||
+ cmu_idx == 10 || cmu_idx == 13) {
+ spd10g = 0;
+ }
+
+ cmu_tgt = sdx5_inst_get(priv, TARGET_SD_CMU, cmu_idx);
+ cmu_cfg_tgt = sdx5_inst_get(priv, TARGET_SD_CMU_CFG, cmu_idx);
+
+ return sparx5_cmu_apply_cfg(priv, cmu_idx, cmu_tgt, cmu_cfg_tgt, spd10g);
+}
+
+static int sparx5_serdes_cmu_enable(struct sparx5_serdes_private *priv)
+{
+ int idx, err = 0;
+
+ if (!priv->cmu_enabled) {
+ for (idx = 0; idx < SPX5_CMU_MAX; idx++) {
+ err = sparx5_cmu_cfg(priv, idx);
+ if (err) {
+ dev_err(priv->dev, "CMU %u, error: %d\n", idx, err);
+ goto leave;
+ }
+ }
+ priv->cmu_enabled = true;
+ }
+leave:
+ return err;
+}
+
+static int sparx5_serdes_get_serdesmode(phy_interface_t portmode, int speed)
+{
+ switch (portmode) {
+ case PHY_INTERFACE_MODE_1000BASEX:
+ case PHY_INTERFACE_MODE_2500BASEX:
+ if (speed == SPEED_2500)
+ return SPX5_SD_MODE_2G5;
+ if (speed == SPEED_100)
+ return SPX5_SD_MODE_100FX;
+ return SPX5_SD_MODE_1000BASEX;
+ case PHY_INTERFACE_MODE_SGMII:
+ /* The same Serdes mode is used for both SGMII and 1000BaseX */
+ return SPX5_SD_MODE_1000BASEX;
+ case PHY_INTERFACE_MODE_QSGMII:
+ return SPX5_SD_MODE_QSGMII;
+ case PHY_INTERFACE_MODE_10GBASER:
+ return SPX5_SD_MODE_SFI;
+ default:
+ return -EINVAL;
+ }
+}
+
+static int sparx5_serdes_config(struct sparx5_serdes_macro *macro)
+{
+ struct device *dev = macro->priv->dev;
+ int serdesmode;
+ int err;
+
+ err = sparx5_serdes_cmu_enable(macro->priv);
+ if (err)
+ return err;
+
+ serdesmode = sparx5_serdes_get_serdesmode(macro->portmode, macro->speed);
+ if (serdesmode < 0) {
+ dev_err(dev, "SerDes %u, interface not supported: %s\n",
+ macro->sidx,
+ phy_modes(macro->portmode));
+ return serdesmode;
+ }
+ macro->serdesmode = serdesmode;
+
+ sparx5_serdes_clock_config(macro);
+
+ if (macro->serdestype == SPX5_SDT_25G)
+ err = sparx5_sd25g28_config(macro, false);
+ else
+ err = sparx5_sd10g28_config(macro, false);
+ if (err) {
+ dev_err(dev, "SerDes %u, config error: %d\n",
+ macro->sidx, err);
+ }
+ return err;
+}
+
+static int sparx5_serdes_power_on(struct phy *phy)
+{
+ struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
+
+ return sparx5_serdes_power_save(macro, false);
+}
+
+static int sparx5_serdes_power_off(struct phy *phy)
+{
+ struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
+
+ return sparx5_serdes_power_save(macro, true);
+}
+
+static int sparx5_serdes_set_mode(struct phy *phy, enum phy_mode mode, int submode)
+{
+ struct sparx5_serdes_macro *macro;
+
+ if (mode != PHY_MODE_ETHERNET)
+ return -EINVAL;
+
+ switch (submode) {
+ case PHY_INTERFACE_MODE_1000BASEX:
+ case PHY_INTERFACE_MODE_2500BASEX:
+ case PHY_INTERFACE_MODE_SGMII:
+ case PHY_INTERFACE_MODE_QSGMII:
+ case PHY_INTERFACE_MODE_10GBASER:
+ macro = phy_get_drvdata(phy);
+ macro->portmode = submode;
+ sparx5_serdes_config(macro);
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static int sparx5_serdes_set_media(struct phy *phy, enum phy_media media)
+{
+ struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
+
+ if (media != macro->media) {
+ macro->media = media;
+ if (macro->serdesmode != SPX5_SD_MODE_NONE)
+ sparx5_serdes_config(macro);
+ }
+ return 0;
+}
+
+static int sparx5_serdes_set_speed(struct phy *phy, int speed)
+{
+ struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
+
+ if (macro->sidx < SPX5_SERDES_10G_START && speed > SPEED_5000)
+ return -EINVAL;
+ if (macro->sidx < SPX5_SERDES_25G_START && speed > SPEED_10000)
+ return -EINVAL;
+ if (speed != macro->speed) {
+ macro->speed = speed;
+ if (macro->serdesmode != SPX5_SD_MODE_NONE)
+ sparx5_serdes_config(macro);
+ }
+ return 0;
+}
+
+static int sparx5_serdes_reset(struct phy *phy)
+{
+ struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
+ int err;
+
+ err = sparx5_serdes_cmu_enable(macro->priv);
+ if (err)
+ return err;
+ if (macro->serdestype == SPX5_SDT_25G)
+ err = sparx5_sd25g28_config(macro, true);
+ else
+ err = sparx5_sd10g28_config(macro, true);
+ if (err) {
+ dev_err(&phy->dev, "SerDes %u, reset error: %d\n",
+ macro->sidx, err);
+ }
+ return err;
+}
+
+static int sparx5_serdes_validate(struct phy *phy, enum phy_mode mode,
+ int submode,
+ union phy_configure_opts *opts)
+{
+ struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
+
+ if (mode != PHY_MODE_ETHERNET)
+ return -EINVAL;
+
+ if (macro->speed == 0)
+ return -EINVAL;
+
+ if (macro->sidx < SPX5_SERDES_10G_START && macro->speed > SPEED_5000)
+ return -EINVAL;
+ if (macro->sidx < SPX5_SERDES_25G_START && macro->speed > SPEED_10000)
+ return -EINVAL;
+
+ switch (submode) {
+ case PHY_INTERFACE_MODE_1000BASEX:
+ if (macro->speed != SPEED_100 && /* This is for 100BASE-FX */
+ macro->speed != SPEED_1000)
+ return -EINVAL;
+ break;
+ case PHY_INTERFACE_MODE_SGMII:
+ case PHY_INTERFACE_MODE_2500BASEX:
+ case PHY_INTERFACE_MODE_QSGMII:
+ if (macro->speed >= SPEED_5000)
+ return -EINVAL;
+ break;
+ case PHY_INTERFACE_MODE_10GBASER:
+ if (macro->speed < SPEED_5000)
+ return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const struct phy_ops sparx5_serdes_ops = {
+ .power_on = sparx5_serdes_power_on,
+ .power_off = sparx5_serdes_power_off,
+ .set_mode = sparx5_serdes_set_mode,
+ .set_media = sparx5_serdes_set_media,
+ .set_speed = sparx5_serdes_set_speed,
+ .reset = sparx5_serdes_reset,
+ .validate = sparx5_serdes_validate,
+ .owner = THIS_MODULE,
+};
+
+static int sparx5_phy_create(struct sparx5_serdes_private *priv,
+ int idx, struct phy **phy)
+{
+ struct sparx5_serdes_macro *macro;
+
+ *phy = devm_phy_create(priv->dev, NULL, &sparx5_serdes_ops);
+ if (IS_ERR(*phy))
+ return PTR_ERR(*phy);
+
+ macro = devm_kzalloc(priv->dev, sizeof(*macro), GFP_KERNEL);
+ if (!macro)
+ return -ENOMEM;
+
+ macro->sidx = idx;
+ macro->priv = priv;
+ macro->speed = SPEED_UNKNOWN;
+ if (idx < SPX5_SERDES_10G_START) {
+ macro->serdestype = SPX5_SDT_6G;
+ macro->stpidx = macro->sidx;
+ } else if (idx < SPX5_SERDES_25G_START) {
+ macro->serdestype = SPX5_SDT_10G;
+ macro->stpidx = macro->sidx - SPX5_SERDES_10G_START;
+ } else {
+ macro->serdestype = SPX5_SDT_25G;
+ macro->stpidx = macro->sidx - SPX5_SERDES_25G_START;
+ }
+
+ phy_set_drvdata(*phy, macro);
+
+ return 0;
+}
+
+static struct sparx5_serdes_io_resource sparx5_serdes_iomap[] = {
+ { TARGET_SD_CMU, 0x0 }, /* 0x610808000: sd_cmu_0 */
+ { TARGET_SD_CMU + 1, 0x8000 }, /* 0x610810000: sd_cmu_1 */
+ { TARGET_SD_CMU + 2, 0x10000 }, /* 0x610818000: sd_cmu_2 */
+ { TARGET_SD_CMU + 3, 0x18000 }, /* 0x610820000: sd_cmu_3 */
+ { TARGET_SD_CMU + 4, 0x20000 }, /* 0x610828000: sd_cmu_4 */
+ { TARGET_SD_CMU + 5, 0x28000 }, /* 0x610830000: sd_cmu_5 */
+ { TARGET_SD_CMU + 6, 0x30000 }, /* 0x610838000: sd_cmu_6 */
+ { TARGET_SD_CMU + 7, 0x38000 }, /* 0x610840000: sd_cmu_7 */
+ { TARGET_SD_CMU + 8, 0x40000 }, /* 0x610848000: sd_cmu_8 */
+ { TARGET_SD_CMU_CFG, 0x48000 }, /* 0x610850000: sd_cmu_cfg_0 */
+ { TARGET_SD_CMU_CFG + 1, 0x50000 }, /* 0x610858000: sd_cmu_cfg_1 */
+ { TARGET_SD_CMU_CFG + 2, 0x58000 }, /* 0x610860000: sd_cmu_cfg_2 */
+ { TARGET_SD_CMU_CFG + 3, 0x60000 }, /* 0x610868000: sd_cmu_cfg_3 */
+ { TARGET_SD_CMU_CFG + 4, 0x68000 }, /* 0x610870000: sd_cmu_cfg_4 */
+ { TARGET_SD_CMU_CFG + 5, 0x70000 }, /* 0x610878000: sd_cmu_cfg_5 */
+ { TARGET_SD_CMU_CFG + 6, 0x78000 }, /* 0x610880000: sd_cmu_cfg_6 */
+ { TARGET_SD_CMU_CFG + 7, 0x80000 }, /* 0x610888000: sd_cmu_cfg_7 */
+ { TARGET_SD_CMU_CFG + 8, 0x88000 }, /* 0x610890000: sd_cmu_cfg_8 */
+ { TARGET_SD6G_LANE, 0x90000 }, /* 0x610898000: sd6g_lane_0 */
+ { TARGET_SD6G_LANE + 1, 0x98000 }, /* 0x6108a0000: sd6g_lane_1 */
+ { TARGET_SD6G_LANE + 2, 0xa0000 }, /* 0x6108a8000: sd6g_lane_2 */
+ { TARGET_SD6G_LANE + 3, 0xa8000 }, /* 0x6108b0000: sd6g_lane_3 */
+ { TARGET_SD6G_LANE + 4, 0xb0000 }, /* 0x6108b8000: sd6g_lane_4 */
+ { TARGET_SD6G_LANE + 5, 0xb8000 }, /* 0x6108c0000: sd6g_lane_5 */
+ { TARGET_SD6G_LANE + 6, 0xc0000 }, /* 0x6108c8000: sd6g_lane_6 */
+ { TARGET_SD6G_LANE + 7, 0xc8000 }, /* 0x6108d0000: sd6g_lane_7 */
+ { TARGET_SD6G_LANE + 8, 0xd0000 }, /* 0x6108d8000: sd6g_lane_8 */
+ { TARGET_SD6G_LANE + 9, 0xd8000 }, /* 0x6108e0000: sd6g_lane_9 */
+ { TARGET_SD6G_LANE + 10, 0xe0000 }, /* 0x6108e8000: sd6g_lane_10 */
+ { TARGET_SD6G_LANE + 11, 0xe8000 }, /* 0x6108f0000: sd6g_lane_11 */
+ { TARGET_SD6G_LANE + 12, 0xf0000 }, /* 0x6108f8000: sd6g_lane_12 */
+ { TARGET_SD10G_LANE, 0xf8000 }, /* 0x610900000: sd10g_lane_0 */
+ { TARGET_SD10G_LANE + 1, 0x100000 }, /* 0x610908000: sd10g_lane_1 */
+ { TARGET_SD10G_LANE + 2, 0x108000 }, /* 0x610910000: sd10g_lane_2 */
+ { TARGET_SD10G_LANE + 3, 0x110000 }, /* 0x610918000: sd10g_lane_3 */
+ { TARGET_SD_LANE, 0x1a0000 }, /* 0x6109a8000: sd_lane_0 */
+ { TARGET_SD_LANE + 1, 0x1a8000 }, /* 0x6109b0000: sd_lane_1 */
+ { TARGET_SD_LANE + 2, 0x1b0000 }, /* 0x6109b8000: sd_lane_2 */
+ { TARGET_SD_LANE + 3, 0x1b8000 }, /* 0x6109c0000: sd_lane_3 */
+ { TARGET_SD_LANE + 4, 0x1c0000 }, /* 0x6109c8000: sd_lane_4 */
+ { TARGET_SD_LANE + 5, 0x1c8000 }, /* 0x6109d0000: sd_lane_5 */
+ { TARGET_SD_LANE + 6, 0x1d0000 }, /* 0x6109d8000: sd_lane_6 */
+ { TARGET_SD_LANE + 7, 0x1d8000 }, /* 0x6109e0000: sd_lane_7 */
+ { TARGET_SD_LANE + 8, 0x1e0000 }, /* 0x6109e8000: sd_lane_8 */
+ { TARGET_SD_LANE + 9, 0x1e8000 }, /* 0x6109f0000: sd_lane_9 */
+ { TARGET_SD_LANE + 10, 0x1f0000 }, /* 0x6109f8000: sd_lane_10 */
+ { TARGET_SD_LANE + 11, 0x1f8000 }, /* 0x610a00000: sd_lane_11 */
+ { TARGET_SD_LANE + 12, 0x200000 }, /* 0x610a08000: sd_lane_12 */
+ { TARGET_SD_LANE + 13, 0x208000 }, /* 0x610a10000: sd_lane_13 */
+ { TARGET_SD_LANE + 14, 0x210000 }, /* 0x610a18000: sd_lane_14 */
+ { TARGET_SD_LANE + 15, 0x218000 }, /* 0x610a20000: sd_lane_15 */
+ { TARGET_SD_LANE + 16, 0x220000 }, /* 0x610a28000: sd_lane_16 */
+ { TARGET_SD_CMU + 9, 0x400000 }, /* 0x610c08000: sd_cmu_9 */
+ { TARGET_SD_CMU + 10, 0x408000 }, /* 0x610c10000: sd_cmu_10 */
+ { TARGET_SD_CMU + 11, 0x410000 }, /* 0x610c18000: sd_cmu_11 */
+ { TARGET_SD_CMU + 12, 0x418000 }, /* 0x610c20000: sd_cmu_12 */
+ { TARGET_SD_CMU + 13, 0x420000 }, /* 0x610c28000: sd_cmu_13 */
+ { TARGET_SD_CMU_CFG + 9, 0x428000 }, /* 0x610c30000: sd_cmu_cfg_9 */
+ { TARGET_SD_CMU_CFG + 10, 0x430000 }, /* 0x610c38000: sd_cmu_cfg_10 */
+ { TARGET_SD_CMU_CFG + 11, 0x438000 }, /* 0x610c40000: sd_cmu_cfg_11 */
+ { TARGET_SD_CMU_CFG + 12, 0x440000 }, /* 0x610c48000: sd_cmu_cfg_12 */
+ { TARGET_SD_CMU_CFG + 13, 0x448000 }, /* 0x610c50000: sd_cmu_cfg_13 */
+ { TARGET_SD10G_LANE + 4, 0x450000 }, /* 0x610c58000: sd10g_lane_4 */
+ { TARGET_SD10G_LANE + 5, 0x458000 }, /* 0x610c60000: sd10g_lane_5 */
+ { TARGET_SD10G_LANE + 6, 0x460000 }, /* 0x610c68000: sd10g_lane_6 */
+ { TARGET_SD10G_LANE + 7, 0x468000 }, /* 0x610c70000: sd10g_lane_7 */
+ { TARGET_SD10G_LANE + 8, 0x470000 }, /* 0x610c78000: sd10g_lane_8 */
+ { TARGET_SD10G_LANE + 9, 0x478000 }, /* 0x610c80000: sd10g_lane_9 */
+ { TARGET_SD10G_LANE + 10, 0x480000 }, /* 0x610c88000: sd10g_lane_10 */
+ { TARGET_SD10G_LANE + 11, 0x488000 }, /* 0x610c90000: sd10g_lane_11 */
+ { TARGET_SD25G_LANE, 0x490000 }, /* 0x610c98000: sd25g_lane_0 */
+ { TARGET_SD25G_LANE + 1, 0x498000 }, /* 0x610ca0000: sd25g_lane_1 */
+ { TARGET_SD25G_LANE + 2, 0x4a0000 }, /* 0x610ca8000: sd25g_lane_2 */
+ { TARGET_SD25G_LANE + 3, 0x4a8000 }, /* 0x610cb0000: sd25g_lane_3 */
+ { TARGET_SD25G_LANE + 4, 0x4b0000 }, /* 0x610cb8000: sd25g_lane_4 */
+ { TARGET_SD25G_LANE + 5, 0x4b8000 }, /* 0x610cc0000: sd25g_lane_5 */
+ { TARGET_SD25G_LANE + 6, 0x4c0000 }, /* 0x610cc8000: sd25g_lane_6 */
+ { TARGET_SD25G_LANE + 7, 0x4c8000 }, /* 0x610cd0000: sd25g_lane_7 */
+ { TARGET_SD_LANE + 17, 0x550000 }, /* 0x610d58000: sd_lane_17 */
+ { TARGET_SD_LANE + 18, 0x558000 }, /* 0x610d60000: sd_lane_18 */
+ { TARGET_SD_LANE + 19, 0x560000 }, /* 0x610d68000: sd_lane_19 */
+ { TARGET_SD_LANE + 20, 0x568000 }, /* 0x610d70000: sd_lane_20 */
+ { TARGET_SD_LANE + 21, 0x570000 }, /* 0x610d78000: sd_lane_21 */
+ { TARGET_SD_LANE + 22, 0x578000 }, /* 0x610d80000: sd_lane_22 */
+ { TARGET_SD_LANE + 23, 0x580000 }, /* 0x610d88000: sd_lane_23 */
+ { TARGET_SD_LANE + 24, 0x588000 }, /* 0x610d90000: sd_lane_24 */
+ { TARGET_SD_LANE_25G, 0x590000 }, /* 0x610d98000: sd_lane_25g_25 */
+ { TARGET_SD_LANE_25G + 1, 0x598000 }, /* 0x610da0000: sd_lane_25g_26 */
+ { TARGET_SD_LANE_25G + 2, 0x5a0000 }, /* 0x610da8000: sd_lane_25g_27 */
+ { TARGET_SD_LANE_25G + 3, 0x5a8000 }, /* 0x610db0000: sd_lane_25g_28 */
+ { TARGET_SD_LANE_25G + 4, 0x5b0000 }, /* 0x610db8000: sd_lane_25g_29 */
+ { TARGET_SD_LANE_25G + 5, 0x5b8000 }, /* 0x610dc0000: sd_lane_25g_30 */
+ { TARGET_SD_LANE_25G + 6, 0x5c0000 }, /* 0x610dc8000: sd_lane_25g_31 */
+ { TARGET_SD_LANE_25G + 7, 0x5c8000 }, /* 0x610dd0000: sd_lane_25g_32 */
+};
+
+/* Client lookup function, uses serdes index */
+static struct phy *sparx5_serdes_xlate(struct device *dev,
+ struct of_phandle_args *args)
+{
+ struct sparx5_serdes_private *priv = dev_get_drvdata(dev);
+ int idx;
+ unsigned int sidx;
+
+ if (args->args_count != 1)
+ return ERR_PTR(-EINVAL);
+
+ sidx = args->args[0];
+
+ /* Check validity: ERR_PTR(-ENODEV) if not valid */
+ for (idx = 0; idx < SPX5_SERDES_MAX; idx++) {
+ struct sparx5_serdes_macro *macro =
+ phy_get_drvdata(priv->phys[idx]);
+
+ if (sidx != macro->sidx)
+ continue;
+
+ return priv->phys[idx];
+ }
+ return ERR_PTR(-ENODEV);
+}
+
+static int sparx5_serdes_probe(struct platform_device *pdev)
+{
+ struct device_node *np = pdev->dev.of_node;
+ struct sparx5_serdes_private *priv;
+ struct phy_provider *provider;
+ struct resource *iores;
+ void __iomem *iomem;
+ unsigned long clock;
+ struct clk *clk;
+ int idx;
+ int err;
+
+ if (!np && !pdev->dev.platform_data)
+ return -ENODEV;
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, priv);
+ priv->dev = &pdev->dev;
+
+ /* Get coreclock */
+ clk = devm_clk_get(priv->dev, NULL);
+ if (IS_ERR(clk)) {
+ dev_err(priv->dev, "Failed to get coreclock\n");
+ return PTR_ERR(clk);
+ }
+ clock = clk_get_rate(clk);
+ if (clock == 0) {
+ dev_err(priv->dev, "Invalid coreclock %lu\n", clock);
+ return -EINVAL;
+ }
+ priv->coreclock = clock;
+
+ iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!iores) {
+ dev_err(priv->dev, "Invalid resource\n");
+ return -EINVAL;
+ }
+ iomem = devm_ioremap(priv->dev, iores->start, resource_size(iores));
+ if (!iomem) {
+ dev_err(priv->dev, "Unable to get serdes registers: %s\n",
+ iores->name);
+ return -ENOMEM;
+ }
+ for (idx = 0; idx < ARRAY_SIZE(sparx5_serdes_iomap); idx++) {
+ struct sparx5_serdes_io_resource *iomap = &sparx5_serdes_iomap[idx];
+
+ priv->regs[iomap->id] = iomem + iomap->offset;
+ }
+ for (idx = 0; idx < SPX5_SERDES_MAX; idx++) {
+ err = sparx5_phy_create(priv, idx, &priv->phys[idx]);
+ if (err)
+ return err;
+ }
+
+ provider = devm_of_phy_provider_register(priv->dev, sparx5_serdes_xlate);
+
+ return PTR_ERR_OR_ZERO(provider);
+}
+
+static const struct of_device_id sparx5_serdes_match[] = {
+ { .compatible = "microchip,sparx5-serdes" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, sparx5_serdes_match);
+
+static struct platform_driver sparx5_serdes_driver = {
+ .probe = sparx5_serdes_probe,
+ .driver = {
+ .name = "sparx5-serdes",
+ .of_match_table = sparx5_serdes_match,
+ },
+};
+
+module_platform_driver(sparx5_serdes_driver);
+
+MODULE_DESCRIPTION("Microchip Sparx5 switch serdes driver");
+MODULE_AUTHOR("Steen Hegelund <steen.hegelund@microchip.com>");
+MODULE_LICENSE("GPL v2");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 05:33:54 +0000