From: Swapnil Jakhade Date: Thu, 17 Sep 2020 07:30:45 +0000 (+0200) Subject: phy: cadence-torrent: Add PCIe + USB multilink configuration X-Git-Tag: v5.10.7~1419^2~19^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4acea473f38865e6bc438c1a17ff8f136dc6a0c8;p=platform%2Fkernel%2Flinux-rpi.git phy: cadence-torrent: Add PCIe + USB multilink configuration Add PCIe + USB Unique SSC multilink configuration sequences. Signed-off-by: Swapnil Jakhade Link: https://lore.kernel.org/r/1600327846-9733-13-git-send-email-sjakhade@cadence.com Signed-off-by: Vinod Koul --- diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c index 3758c4b..e82ab72 100644 --- a/drivers/phy/cadence/phy-cadence-torrent.c +++ b/drivers/phy/cadence/phy-cadence-torrent.c @@ -1938,6 +1938,7 @@ int cdns_torrent_phy_configure_multilink(struct cdns_torrent_phy *cdns_phy) struct cdns_torrent_vals *cmn_vals, *tx_ln_vals, *rx_ln_vals; struct cdns_torrent_vals *link_cmn_vals, *xcvr_diag_vals; enum cdns_torrent_phy_type phy_t1, phy_t2, tmp_phy_type; + struct cdns_torrent_vals *pcs_cmn_vals; int i, j, node, mlane, num_lanes, ret; struct cdns_reg_pairs *reg_pairs; enum cdns_torrent_ssc_mode ssc; @@ -2011,6 +2012,17 @@ int cdns_torrent_phy_configure_multilink(struct cdns_torrent_phy *cdns_phy) } } + /* 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 = cdns_phy->regmap_phy_pcs_common_cdb; + for (i = 0; i < num_regs; i++) + regmap_write(regmap, reg_pairs[i].off, + reg_pairs[i].val); + } + /* PMA common registers configurations */ cmn_vals = init_data->cmn_vals[phy_t1][phy_t2][ssc]; if (cmn_vals) { @@ -2331,6 +2343,100 @@ static int cdns_torrent_phy_remove(struct platform_device *pdev) return 0; } +/* PCIe and USB Unique SSC link configuration */ +static struct cdns_reg_pairs pcie_usb_link_cmn_regs[] = { + {0x0003, PHY_PLL_CFG}, + {0x0601, CMN_PDIAG_PLL0_CLK_SEL_M0}, + {0x0400, CMN_PDIAG_PLL0_CLK_SEL_M1}, + {0x8600, CMN_PDIAG_PLL1_CLK_SEL_M0} +}; + +static struct cdns_reg_pairs pcie_usb_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x0012, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_reg_pairs usb_pcie_xcvr_diag_ln_regs[] = { + {0x0011, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x00C9, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals pcie_usb_link_cmn_vals = { + .reg_pairs = pcie_usb_link_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_usb_link_cmn_regs), +}; + +static struct cdns_torrent_vals pcie_usb_xcvr_diag_ln_vals = { + .reg_pairs = pcie_usb_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(pcie_usb_xcvr_diag_ln_regs), +}; + +static struct cdns_torrent_vals usb_pcie_xcvr_diag_ln_vals = { + .reg_pairs = usb_pcie_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(usb_pcie_xcvr_diag_ln_regs), +}; + +/* USB 100 MHz Ref clk, internal SSC */ +static struct cdns_reg_pairs usb_100_int_ssc_cmn_regs[] = { + {0x0004, CMN_PLL0_DSM_DIAG_M0}, + {0x0004, CMN_PLL0_DSM_DIAG_M1}, + {0x0004, CMN_PLL1_DSM_DIAG_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M0}, + {0x0509, CMN_PDIAG_PLL0_CP_PADJ_M1}, + {0x0509, CMN_PDIAG_PLL1_CP_PADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M0}, + {0x0F00, CMN_PDIAG_PLL0_CP_IADJ_M1}, + {0x0F00, CMN_PDIAG_PLL1_CP_IADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M0}, + {0x0F08, CMN_PDIAG_PLL0_FILT_PADJ_M1}, + {0x0F08, CMN_PDIAG_PLL1_FILT_PADJ_M0}, + {0x0064, CMN_PLL0_INTDIV_M0}, + {0x0050, CMN_PLL0_INTDIV_M1}, + {0x0064, CMN_PLL1_INTDIV_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M0}, + {0x0002, CMN_PLL0_FRACDIVH_M1}, + {0x0002, CMN_PLL1_FRACDIVH_M0}, + {0x0044, CMN_PLL0_HIGH_THR_M0}, + {0x0036, CMN_PLL0_HIGH_THR_M1}, + {0x0044, CMN_PLL1_HIGH_THR_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M0}, + {0x0002, CMN_PDIAG_PLL0_CTRL_M1}, + {0x0002, CMN_PDIAG_PLL1_CTRL_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M0}, + {0x0001, CMN_PLL0_SS_CTRL1_M1}, + {0x0001, CMN_PLL1_SS_CTRL1_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M0}, + {0x011B, CMN_PLL0_SS_CTRL2_M1}, + {0x011B, CMN_PLL1_SS_CTRL2_M0}, + {0x006E, CMN_PLL0_SS_CTRL3_M0}, + {0x0058, CMN_PLL0_SS_CTRL3_M1}, + {0x006E, CMN_PLL1_SS_CTRL3_M0}, + {0x000E, CMN_PLL0_SS_CTRL4_M0}, + {0x0012, CMN_PLL0_SS_CTRL4_M1}, + {0x000E, CMN_PLL1_SS_CTRL4_M0}, + {0x0C5E, CMN_PLL0_VCOCAL_REFTIM_START}, + {0x0C5E, CMN_PLL1_VCOCAL_REFTIM_START}, + {0x0C56, CMN_PLL0_VCOCAL_PLLCNT_START}, + {0x0C56, CMN_PLL1_VCOCAL_PLLCNT_START}, + {0x0003, CMN_PLL0_VCOCAL_TCTRL}, + {0x0003, CMN_PLL1_VCOCAL_TCTRL}, + {0x00C7, CMN_PLL0_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL1_LOCK_REFCNT_START}, + {0x00C7, CMN_PLL0_LOCK_PLLCNT_START}, + {0x00C7, CMN_PLL1_LOCK_PLLCNT_START}, + {0x0005, CMN_PLL0_LOCK_PLLCNT_THR}, + {0x0005, CMN_PLL1_LOCK_PLLCNT_THR}, + {0x8200, CMN_CDIAG_CDB_PWRI_OVRD}, + {0x8200, CMN_CDIAG_XCVRC_PWRI_OVRD} +}; + +static struct cdns_torrent_vals usb_100_int_ssc_cmn_vals = { + .reg_pairs = usb_100_int_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(usb_100_int_ssc_cmn_regs), +}; + /* Single USB link configuration */ static struct cdns_reg_pairs sl_usb_link_cmn_regs[] = { {0x0000, PHY_PLL_CFG}, @@ -2895,6 +3001,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -2922,6 +3033,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &sl_usb_link_cmn_vals, [INTERNAL_SSC] = &sl_usb_link_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, }, }, .xcvr_diag_vals = { @@ -2941,6 +3057,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, [INTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -2968,6 +3089,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, [INTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + }, }, }, .pcs_cmn_vals = { @@ -2977,6 +3103,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, }, }, .cmn_vals = { @@ -2996,6 +3127,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3023,6 +3159,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &usb_100_int_ssc_cmn_vals, + }, }, }, .tx_ln_vals = { @@ -3042,6 +3183,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = NULL, [INTERNAL_SSC] = NULL, }, + [TYPE_USB] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3069,6 +3215,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, }, }, .rx_ln_vals = { @@ -3088,6 +3239,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3115,6 +3271,11 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, }, }, }; @@ -3139,6 +3300,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, [INTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3166,6 +3332,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &sl_usb_link_cmn_vals, [INTERNAL_SSC] = &sl_usb_link_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_usb_link_cmn_vals, + [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, + [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, + }, }, }, .xcvr_diag_vals = { @@ -3185,6 +3356,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, [INTERNAL_SSC] = &pcie_sgmii_xcvr_diag_ln_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3212,6 +3388,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, [INTERNAL_SSC] = &sl_usb_xcvr_diag_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [EXTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + [INTERNAL_SSC] = &usb_pcie_xcvr_diag_ln_vals, + }, }, }, .pcs_cmn_vals = { @@ -3221,6 +3402,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_phy_pcs_cmn_vals, + [EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + [INTERNAL_SSC] = &usb_phy_pcs_cmn_vals, + }, }, }, .cmn_vals = { @@ -3240,6 +3426,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3267,6 +3458,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, [INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_cmn_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_cmn_vals, + [INTERNAL_SSC] = &usb_100_int_ssc_cmn_vals, + }, }, }, .tx_ln_vals = { @@ -3286,6 +3482,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = NULL, [INTERNAL_SSC] = NULL, }, + [TYPE_USB] = { + [NO_SSC] = NULL, + [EXTERNAL_SSC] = NULL, + [INTERNAL_SSC] = NULL, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3313,6 +3514,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_tx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_tx_ln_vals, + }, }, }, .rx_ln_vals = { @@ -3332,6 +3538,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, }, + [TYPE_USB] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3359,6 +3570,11 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &usb_100_no_ssc_rx_ln_vals, + [EXTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + [INTERNAL_SSC] = &usb_100_no_ssc_rx_ln_vals, + }, }, }, };