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Commit 9f33b76a authored by Swapnil Jakhade's avatar Swapnil Jakhade Committed by Vinod Koul
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phy: cadence-torrent: Add single link SGMII/QSGMII register sequences 

Add support for single link SGMII/QSGMII configuration.
Signed-off-by: default avatarSwapnil Jakhade <sjakhade@cadence.com>
Link: https://lore.kernel.org/r/1600327846-9733-11-git-send-email-sjakhade@cadence.comSigned-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent d66a6366
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drivers/phy/cadence/phy-cadence-torrent.c
View file @ 9f33b76a
...@@ -1824,6 +1824,13 @@ static int cdns_torrent_phy_init(struct phy *phy) ...@@ -1824,6 +1824,13 @@ static int cdns_torrent_phy_init(struct phy *phy)
if (phy_type == TYPE_DP) if (phy_type == TYPE_DP)
return cdns_torrent_dp_init(phy); return cdns_torrent_dp_init(phy);
/**
* Spread spectrum generation is not required or supported
* for SGMII/QSGMII
*/
if (phy_type == TYPE_SGMII || phy_type == TYPE_QSGMII)
ssc = NO_SSC;
/* PHY configuration specific registers for single link */ /* PHY configuration specific registers for single link */
link_cmn_vals = init_data->link_cmn_vals[phy_type][TYPE_NONE][ssc]; link_cmn_vals = init_data->link_cmn_vals[phy_type][TYPE_NONE][ssc];
if (link_cmn_vals) { if (link_cmn_vals) {
...@@ -2540,6 +2547,28 @@ static struct cdns_torrent_vals qsgmii_100_int_ssc_cmn_vals = { ...@@ -2540,6 +2547,28 @@ static struct cdns_torrent_vals qsgmii_100_int_ssc_cmn_vals = {
.num_regs = ARRAY_SIZE(qsgmii_100_int_ssc_cmn_regs), .num_regs = ARRAY_SIZE(qsgmii_100_int_ssc_cmn_regs),
}; };
/* Single SGMII/QSGMII link configuration */
static struct cdns_reg_pairs sl_sgmii_link_cmn_regs[] = {
{0x0000, PHY_PLL_CFG},
{0x0601, CMN_PDIAG_PLL0_CLK_SEL_M0}
};
static struct cdns_reg_pairs sl_sgmii_xcvr_diag_ln_regs[] = {
{0x0000, XCVR_DIAG_HSCLK_SEL},
{0x0003, XCVR_DIAG_HSCLK_DIV},
{0x0013, XCVR_DIAG_PLLDRC_CTRL}
};
static struct cdns_torrent_vals sl_sgmii_link_cmn_vals = {
.reg_pairs = sl_sgmii_link_cmn_regs,
.num_regs = ARRAY_SIZE(sl_sgmii_link_cmn_regs),
};
static struct cdns_torrent_vals sl_sgmii_xcvr_diag_ln_vals = {
.reg_pairs = sl_sgmii_xcvr_diag_ln_regs,
.num_regs = ARRAY_SIZE(sl_sgmii_xcvr_diag_ln_regs),
};
/* Multi link PCIe, 100 MHz Ref clk, internal SSC */ /* Multi link PCIe, 100 MHz Ref clk, internal SSC */
static struct cdns_reg_pairs pcie_100_int_ssc_cmn_regs[] = { static struct cdns_reg_pairs pcie_100_int_ssc_cmn_regs[] = {
{0x0004, CMN_PLL0_DSM_DIAG_M0}, {0x0004, CMN_PLL0_DSM_DIAG_M0},
...@@ -2698,6 +2727,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2698,6 +2727,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_link_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &pcie_sgmii_link_cmn_vals, [NO_SSC] = &pcie_sgmii_link_cmn_vals,
[EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals,
...@@ -2705,6 +2737,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2705,6 +2737,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_link_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &pcie_sgmii_link_cmn_vals, [NO_SSC] = &pcie_sgmii_link_cmn_vals,
[EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals,
...@@ -2731,6 +2766,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2731,6 +2766,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
[EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
...@@ -2738,6 +2776,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2738,6 +2776,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
[EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
...@@ -2764,6 +2805,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2764,6 +2805,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sgmii_100_no_ssc_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_100_no_ssc_cmn_vals, [NO_SSC] = &sgmii_100_no_ssc_cmn_vals,
[EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, [EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals,
...@@ -2771,6 +2815,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2771,6 +2815,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &qsgmii_100_no_ssc_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals,
[EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, [EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals,
...@@ -2797,6 +2844,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2797,6 +2844,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals,
[EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, [EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals,
...@@ -2804,6 +2854,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2804,6 +2854,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals,
[EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, [EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals,
...@@ -2830,6 +2883,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2830,6 +2883,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals,
[EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, [EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals,
...@@ -2837,6 +2893,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { ...@@ -2837,6 +2893,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals,
[EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, [EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals,
...@@ -2868,6 +2927,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2868,6 +2927,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_link_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &pcie_sgmii_link_cmn_vals, [NO_SSC] = &pcie_sgmii_link_cmn_vals,
[EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals,
...@@ -2875,6 +2937,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2875,6 +2937,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_link_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &pcie_sgmii_link_cmn_vals, [NO_SSC] = &pcie_sgmii_link_cmn_vals,
[EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals, [EXTERNAL_SSC] = &pcie_sgmii_link_cmn_vals,
...@@ -2901,6 +2966,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2901,6 +2966,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
[EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
...@@ -2908,6 +2976,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2908,6 +2976,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sl_sgmii_xcvr_diag_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [NO_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
[EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals, [EXTERNAL_SSC] = &sgmii_pcie_xcvr_diag_ln_vals,
...@@ -2934,6 +3005,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2934,6 +3005,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sgmii_100_no_ssc_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_100_no_ssc_cmn_vals, [NO_SSC] = &sgmii_100_no_ssc_cmn_vals,
[EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals, [EXTERNAL_SSC] = &sgmii_100_no_ssc_cmn_vals,
...@@ -2941,6 +3015,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2941,6 +3015,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &qsgmii_100_no_ssc_cmn_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &qsgmii_100_no_ssc_cmn_vals, [NO_SSC] = &qsgmii_100_no_ssc_cmn_vals,
[EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals, [EXTERNAL_SSC] = &qsgmii_100_no_ssc_cmn_vals,
...@@ -2967,6 +3044,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2967,6 +3044,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals, [NO_SSC] = &sgmii_100_no_ssc_tx_ln_vals,
[EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals, [EXTERNAL_SSC] = &sgmii_100_no_ssc_tx_ln_vals,
...@@ -2974,6 +3054,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -2974,6 +3054,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, [NO_SSC] = &qsgmii_100_no_ssc_tx_ln_vals,
[EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals, [EXTERNAL_SSC] = &qsgmii_100_no_ssc_tx_ln_vals,
...@@ -3000,6 +3083,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -3000,6 +3083,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_SGMII] = { [TYPE_SGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals, [NO_SSC] = &sgmii_100_no_ssc_rx_ln_vals,
[EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals, [EXTERNAL_SSC] = &sgmii_100_no_ssc_rx_ln_vals,
...@@ -3007,6 +3093,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { ...@@ -3007,6 +3093,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
}, },
}, },
[TYPE_QSGMII] = { [TYPE_QSGMII] = {
[TYPE_NONE] = {
[NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals,
},
[TYPE_PCIE] = { [TYPE_PCIE] = {
[NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, [NO_SSC] = &qsgmii_100_no_ssc_rx_ln_vals,
[EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals, [EXTERNAL_SSC] = &qsgmii_100_no_ssc_rx_ln_vals,
......
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