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Date: Thu, 27 Jan 2022 15:29:58 +0100
From: Swapnil Jakhade <sjakhade@...ence.com>
To: <vkoul@...nel.org>, <kishon@...com>,
<linux-phy@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
CC: <mparab@...ence.com>, <sjakhade@...ence.com>,
<a-govindraju@...com>, <r-ravikumar@...com>
Subject: [PATCH 4/4] phy: cadence-torrent: Add USB + DP multilink configuration
Add USB + DP no SSC multilink configuration sequences.
Signed-off-by: Swapnil Jakhade <sjakhade@...ence.com>
---
drivers/phy/cadence/phy-cadence-torrent.c | 98 +++++++++++++++++++++++
1 file changed, 98 insertions(+)
diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c
index 8a14523bc8a1..0050d452dbd3 100644
--- a/drivers/phy/cadence/phy-cadence-torrent.c
+++ b/drivers/phy/cadence/phy-cadence-torrent.c
@@ -2904,6 +2904,38 @@ static int cdns_torrent_phy_remove(struct platform_device *pdev)
return 0;
}
+/* USB and DP link configuration */
+static struct cdns_reg_pairs usb_dp_link_cmn_regs[] = {
+ {0x0002, PHY_PLL_CFG},
+ {0x8600, CMN_PDIAG_PLL0_CLK_SEL_M0}
+};
+
+static struct cdns_reg_pairs usb_dp_xcvr_diag_ln_regs[] = {
+ {0x0000, XCVR_DIAG_HSCLK_SEL},
+ {0x0001, XCVR_DIAG_HSCLK_DIV},
+ {0x0041, XCVR_DIAG_PLLDRC_CTRL}
+};
+
+static struct cdns_reg_pairs dp_usb_xcvr_diag_ln_regs[] = {
+ {0x0001, XCVR_DIAG_HSCLK_SEL},
+ {0x0009, XCVR_DIAG_PLLDRC_CTRL}
+};
+
+static struct cdns_torrent_vals usb_dp_link_cmn_vals = {
+ .reg_pairs = usb_dp_link_cmn_regs,
+ .num_regs = ARRAY_SIZE(usb_dp_link_cmn_regs),
+};
+
+static struct cdns_torrent_vals usb_dp_xcvr_diag_ln_vals = {
+ .reg_pairs = usb_dp_xcvr_diag_ln_regs,
+ .num_regs = ARRAY_SIZE(usb_dp_xcvr_diag_ln_regs),
+};
+
+static struct cdns_torrent_vals dp_usb_xcvr_diag_ln_vals = {
+ .reg_pairs = dp_usb_xcvr_diag_ln_regs,
+ .num_regs = ARRAY_SIZE(dp_usb_xcvr_diag_ln_regs),
+};
+
/* PCIe and DP link configuration */
static struct cdns_reg_pairs pcie_dp_link_cmn_regs[] = {
{0x0003, PHY_PLL_CFG},
@@ -3920,6 +3952,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &pcie_dp_link_cmn_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &usb_dp_link_cmn_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -3997,6 +4032,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals,
[INTERNAL_SSC] = &usb_sgmii_link_cmn_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_dp_link_cmn_vals,
+ },
},
},
.xcvr_diag_vals = {
@@ -4007,6 +4045,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_pcie_xcvr_diag_ln_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &dp_usb_xcvr_diag_ln_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4084,6 +4125,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[EXTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals,
[INTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_dp_xcvr_diag_ln_vals,
+ },
},
},
.pcs_cmn_vals = {
@@ -4108,6 +4152,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[EXTERNAL_SSC] = &usb_phy_pcs_cmn_vals,
[INTERNAL_SSC] = &usb_phy_pcs_cmn_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_phy_pcs_cmn_vals,
+ },
},
},
.cmn_vals = {
@@ -4133,6 +4180,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_100_no_ssc_cmn_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &sl_dp_100_no_ssc_cmn_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4210,6 +4260,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[EXTERNAL_SSC] = &sl_usb_100_no_ssc_cmn_vals,
[INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_100_no_ssc_cmn_vals,
+ },
},
},
},
@@ -4236,6 +4289,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_100_no_ssc_tx_ln_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &dp_100_no_ssc_tx_ln_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4313,6 +4369,9 @@ 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_DP] = {
+ [NO_SSC] = &usb_100_no_ssc_tx_ln_vals,
+ },
},
},
},
@@ -4339,6 +4398,9 @@ static const struct cdns_torrent_data cdns_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_100_no_ssc_rx_ln_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &dp_100_no_ssc_rx_ln_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4416,6 +4478,9 @@ 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_DP] = {
+ [NO_SSC] = &usb_100_no_ssc_rx_ln_vals,
+ },
},
},
},
@@ -4432,6 +4497,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &pcie_dp_link_cmn_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &usb_dp_link_cmn_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4509,6 +4577,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[EXTERNAL_SSC] = &usb_sgmii_link_cmn_vals,
[INTERNAL_SSC] = &usb_sgmii_link_cmn_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_dp_link_cmn_vals,
+ },
},
},
.xcvr_diag_vals = {
@@ -4519,6 +4590,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_pcie_xcvr_diag_ln_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &dp_usb_xcvr_diag_ln_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4596,6 +4670,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[EXTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals,
[INTERNAL_SSC] = &usb_sgmii_xcvr_diag_ln_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_dp_xcvr_diag_ln_vals,
+ },
},
},
.pcs_cmn_vals = {
@@ -4620,6 +4697,9 @@ 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_DP] = {
+ [NO_SSC] = &usb_phy_pcs_cmn_vals,
+ },
},
},
.cmn_vals = {
@@ -4645,6 +4725,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_100_no_ssc_cmn_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &sl_dp_100_no_ssc_cmn_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4722,6 +4805,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[EXTERNAL_SSC] = &sl_usb_100_no_ssc_cmn_vals,
[INTERNAL_SSC] = &sl_usb_100_int_ssc_cmn_vals,
},
+ [TYPE_DP] = {
+ [NO_SSC] = &usb_100_no_ssc_cmn_vals,
+ },
},
},
},
@@ -4748,6 +4834,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_100_no_ssc_tx_ln_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &dp_100_no_ssc_tx_ln_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4825,6 +4914,9 @@ 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_DP] = {
+ [NO_SSC] = &usb_100_no_ssc_tx_ln_vals,
+ },
},
},
},
@@ -4851,6 +4943,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = {
[TYPE_PCIE] = {
[NO_SSC] = &dp_100_no_ssc_rx_ln_vals,
},
+ [TYPE_USB] = {
+ [NO_SSC] = &dp_100_no_ssc_rx_ln_vals,
+ },
},
[TYPE_PCIE] = {
[TYPE_NONE] = {
@@ -4928,6 +5023,9 @@ 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_DP] = {
+ [NO_SSC] = &usb_100_no_ssc_rx_ln_vals,
+ },
},
},
},
--
2.34.1
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