* [PATCH 1/2] phy: qcom-qmp: move DP functions to callbacks
@ 2021-02-11 20:15 Dmitry Baryshkov
2021-02-11 20:15 ` [PATCH 2/2] phy: qcom-qmp: add support for sm8250-usb3-dp phy Dmitry Baryshkov
0 siblings, 1 reply; 2+ messages in thread
From: Dmitry Baryshkov @ 2021-02-11 20:15 UTC (permalink / raw)
To: Andy Gross, Bjorn Andersson, Kishon Vijay Abraham I, Vinod Koul
Cc: linux-arm-msm, linux-kernel
In preparation to adding support for V4 DP PHY move DP functions to
callbacks at struct qmp_phy_cfg.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
drivers/phy/qualcomm/phy-qcom-qmp.c | 438 +++++++++++++++-------------
1 file changed, 231 insertions(+), 207 deletions(-)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c
index 9cdebe7f26cb..4150096fd350 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.c
@@ -2268,6 +2268,8 @@ static const struct qmp_phy_init_tbl sm8350_usb3_uniphy_pcs_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21),
};
+struct qmp_phy;
+
/* struct qmp_phy_cfg - per-PHY initialization config */
struct qmp_phy_cfg {
/* phy-type - PCIE/UFS/USB */
@@ -2307,6 +2309,12 @@ struct qmp_phy_cfg {
const struct qmp_phy_init_tbl *serdes_tbl_hbr3;
int serdes_tbl_hbr3_num;
+ /* DP PHY callbacks */
+ int (*configure_dp_phy)(struct qmp_phy *qphy);
+ void (*configure_dp_tx)(struct qmp_phy *qphy);
+ int (*calibrate_dp_phy)(struct qmp_phy *qphy);
+ void (*dp_aux_init)(struct qmp_phy *qphy);
+
/* clock ids to be requested */
const char * const *clk_list;
int num_clks;
@@ -2423,6 +2431,216 @@ struct qcom_qmp {
struct reset_control *ufs_reset;
};
+static void qcom_qmp_v3_phy_dp_aux_init(struct qmp_phy *qphy)
+{
+ writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
+ DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN,
+ qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+
+ /* Turn on BIAS current for PHY/PLL */
+ writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX |
+ QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL,
+ qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
+
+ writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+
+ writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
+ DP_PHY_PD_CTL_LANE_0_1_PWRDN |
+ DP_PHY_PD_CTL_LANE_2_3_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN |
+ DP_PHY_PD_CTL_DP_CLAMP_EN,
+ qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+
+ writel(QSERDES_V3_COM_BIAS_EN |
+ QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_R_EN |
+ QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL |
+ QSERDES_V3_COM_CLKBUF_RX_DRIVE_L,
+ qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
+
+ writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG0);
+ writel(0x13, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1);
+ writel(0x24, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2);
+ writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG3);
+ writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG4);
+ writel(0x26, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG5);
+ writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG6);
+ writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG7);
+ writel(0xbb, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG8);
+ writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG9);
+ qphy->dp_aux_cfg = 0;
+
+ writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK |
+ PHY_AUX_SYNC_ERR_MASK | PHY_AUX_ALIGN_ERR_MASK |
+ PHY_AUX_REQ_ERR_MASK,
+ qphy->pcs + QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK);
+}
+
+static const u8 qmp_dp_v3_pre_emphasis_hbr_rbr[4][4] = {
+ { 0x00, 0x0c, 0x14, 0x19 },
+ { 0x00, 0x0b, 0x12, 0xff },
+ { 0x00, 0x0b, 0xff, 0xff },
+ { 0x04, 0xff, 0xff, 0xff }
+};
+
+static const u8 qmp_dp_v3_voltage_swing_hbr_rbr[4][4] = {
+ { 0x08, 0x0f, 0x16, 0x1f },
+ { 0x11, 0x1e, 0x1f, 0xff },
+ { 0x19, 0x1f, 0xff, 0xff },
+ { 0x1f, 0xff, 0xff, 0xff }
+};
+
+static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy)
+{
+ const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
+ unsigned int v_level = 0, p_level = 0;
+ u32 bias_en, drvr_en;
+ u8 voltage_swing_cfg, pre_emphasis_cfg;
+ int i;
+
+ for (i = 0; i < dp_opts->lanes; i++) {
+ v_level = max(v_level, dp_opts->voltage[i]);
+ p_level = max(p_level, dp_opts->pre[i]);
+ }
+
+ if (dp_opts->lanes == 1) {
+ bias_en = 0x3e;
+ drvr_en = 0x13;
+ } else {
+ bias_en = 0x3f;
+ drvr_en = 0x10;
+ }
+
+ voltage_swing_cfg = qmp_dp_v3_voltage_swing_hbr_rbr[v_level][p_level];
+ pre_emphasis_cfg = qmp_dp_v3_pre_emphasis_hbr_rbr[v_level][p_level];
+
+ /* TODO: Move check to config check */
+ if (voltage_swing_cfg == 0xFF && pre_emphasis_cfg == 0xFF)
+ return;
+
+ /* Enable MUX to use Cursor values from these registers */
+ voltage_swing_cfg |= DP_PHY_TXn_TX_DRV_LVL_MUX_EN;
+ pre_emphasis_cfg |= DP_PHY_TXn_TX_EMP_POST1_LVL_MUX_EN;
+
+ writel(voltage_swing_cfg, qphy->tx + QSERDES_V3_TX_TX_DRV_LVL);
+ writel(pre_emphasis_cfg, qphy->tx + QSERDES_V3_TX_TX_EMP_POST1_LVL);
+ writel(voltage_swing_cfg, qphy->tx2 + QSERDES_V3_TX_TX_DRV_LVL);
+ writel(pre_emphasis_cfg, qphy->tx2 + QSERDES_V3_TX_TX_EMP_POST1_LVL);
+
+ writel(drvr_en, qphy->tx + QSERDES_V3_TX_HIGHZ_DRVR_EN);
+ writel(bias_en, qphy->tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
+ writel(drvr_en, qphy->tx2 + QSERDES_V3_TX_HIGHZ_DRVR_EN);
+ writel(bias_en, qphy->tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
+}
+
+static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
+{
+ const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks;
+ const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
+ u32 val, phy_vco_div, status;
+ unsigned long pixel_freq;
+
+ val = DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
+ DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN;
+
+ /*
+ * TODO: Assume orientation is CC1 for now and two lanes, need to
+ * use type-c connector to understand orientation and lanes.
+ *
+ * Otherwise val changes to be like below if this code understood
+ * the orientation of the type-c cable.
+ *
+ * if (lane_cnt == 4 || orientation == ORIENTATION_CC2)
+ * val |= DP_PHY_PD_CTL_LANE_0_1_PWRDN;
+ * if (lane_cnt == 4 || orientation == ORIENTATION_CC1)
+ * val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
+ * if (orientation == ORIENTATION_CC2)
+ * writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
+ */
+ val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
+ writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+
+ writel(0x5c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
+ writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL);
+ writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL);
+
+ switch (dp_opts->link_rate) {
+ case 1620:
+ phy_vco_div = 0x1;
+ pixel_freq = 1620000000UL / 2;
+ break;
+ case 2700:
+ phy_vco_div = 0x1;
+ pixel_freq = 2700000000UL / 2;
+ break;
+ case 5400:
+ phy_vco_div = 0x2;
+ pixel_freq = 5400000000UL / 4;
+ break;
+ case 8100:
+ phy_vco_div = 0x0;
+ pixel_freq = 8100000000UL / 6;
+ break;
+ default:
+ /* Other link rates aren't supported */
+ return -EINVAL;
+ }
+ writel(phy_vco_div, qphy->pcs + QSERDES_V3_DP_PHY_VCO_DIV);
+
+ clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000);
+ clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq);
+
+ writel(0x04, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2);
+ writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x09, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+
+ writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL);
+
+ if (readl_poll_timeout(qphy->serdes + QSERDES_V3_COM_C_READY_STATUS,
+ status,
+ ((status & BIT(0)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+
+ if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
+ status,
+ ((status & BIT(1)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ writel(0x18, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ udelay(2000);
+ writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+
+ return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
+ status,
+ ((status & BIT(1)) > 0),
+ 500,
+ 10000);
+}
+
+/*
+ * We need to calibrate the aux setting here as many times
+ * as the caller tries
+ */
+static int qcom_qmp_v3_dp_phy_calibrate(struct qmp_phy *qphy)
+{
+ static const u8 cfg1_settings[] = { 0x13, 0x23, 0x1d };
+ u8 val;
+
+ qphy->dp_aux_cfg++;
+ qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings);
+ val = cfg1_settings[qphy->dp_aux_cfg];
+
+ writel(val, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1);
+
+ return 0;
+}
+
static inline void qphy_setbits(void __iomem *base, u32 offset, u32 val)
{
u32 reg;
@@ -2871,6 +3089,11 @@ static const struct qmp_phy_cfg sc7180_dpphy_cfg = {
.has_phy_dp_com_ctrl = true,
.is_dual_lane_phy = true,
+
+ .dp_aux_init = qcom_qmp_v3_phy_dp_aux_init,
+ .configure_dp_tx = qcom_qmp_v3_phy_configure_dp_tx,
+ .configure_dp_phy = qcom_qmp_v3_phy_configure_dp_phy,
+ .calibrate_dp_phy = qcom_qmp_v3_dp_phy_calibrate,
};
static const struct qmp_phy_combo_cfg sc7180_usb3dpphy_cfg = {
@@ -3332,227 +3555,28 @@ static int qcom_qmp_phy_serdes_init(struct qmp_phy *qphy)
return 0;
}
-static void qcom_qmp_phy_dp_aux_init(struct qmp_phy *qphy)
-{
- writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
- DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN,
- qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
-
- /* Turn on BIAS current for PHY/PLL */
- writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX |
- QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL,
- qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
-
- writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
-
- writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
- DP_PHY_PD_CTL_LANE_0_1_PWRDN |
- DP_PHY_PD_CTL_LANE_2_3_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN |
- DP_PHY_PD_CTL_DP_CLAMP_EN,
- qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
-
- writel(QSERDES_V3_COM_BIAS_EN |
- QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_R_EN |
- QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL |
- QSERDES_V3_COM_CLKBUF_RX_DRIVE_L,
- qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
-
- writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG0);
- writel(0x13, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1);
- writel(0x24, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2);
- writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG3);
- writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG4);
- writel(0x26, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG5);
- writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG6);
- writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG7);
- writel(0xbb, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG8);
- writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG9);
- qphy->dp_aux_cfg = 0;
-
- writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK |
- PHY_AUX_SYNC_ERR_MASK | PHY_AUX_ALIGN_ERR_MASK |
- PHY_AUX_REQ_ERR_MASK,
- qphy->pcs + QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK);
-}
-
-static const u8 qmp_dp_v3_pre_emphasis_hbr_rbr[4][4] = {
- { 0x00, 0x0c, 0x14, 0x19 },
- { 0x00, 0x0b, 0x12, 0xff },
- { 0x00, 0x0b, 0xff, 0xff },
- { 0x04, 0xff, 0xff, 0xff }
-};
-
-static const u8 qmp_dp_v3_voltage_swing_hbr_rbr[4][4] = {
- { 0x08, 0x0f, 0x16, 0x1f },
- { 0x11, 0x1e, 0x1f, 0xff },
- { 0x19, 0x1f, 0xff, 0xff },
- { 0x1f, 0xff, 0xff, 0xff }
-};
-
-static void qcom_qmp_phy_configure_dp_tx(struct qmp_phy *qphy)
-{
- const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
- unsigned int v_level = 0, p_level = 0;
- u32 bias_en, drvr_en;
- u8 voltage_swing_cfg, pre_emphasis_cfg;
- int i;
-
- for (i = 0; i < dp_opts->lanes; i++) {
- v_level = max(v_level, dp_opts->voltage[i]);
- p_level = max(p_level, dp_opts->pre[i]);
- }
-
- if (dp_opts->lanes == 1) {
- bias_en = 0x3e;
- drvr_en = 0x13;
- } else {
- bias_en = 0x3f;
- drvr_en = 0x10;
- }
-
- voltage_swing_cfg = qmp_dp_v3_voltage_swing_hbr_rbr[v_level][p_level];
- pre_emphasis_cfg = qmp_dp_v3_pre_emphasis_hbr_rbr[v_level][p_level];
-
- /* TODO: Move check to config check */
- if (voltage_swing_cfg == 0xFF && pre_emphasis_cfg == 0xFF)
- return;
-
- /* Enable MUX to use Cursor values from these registers */
- voltage_swing_cfg |= DP_PHY_TXn_TX_DRV_LVL_MUX_EN;
- pre_emphasis_cfg |= DP_PHY_TXn_TX_EMP_POST1_LVL_MUX_EN;
-
- writel(voltage_swing_cfg, qphy->tx + QSERDES_V3_TX_TX_DRV_LVL);
- writel(pre_emphasis_cfg, qphy->tx + QSERDES_V3_TX_TX_EMP_POST1_LVL);
- writel(voltage_swing_cfg, qphy->tx2 + QSERDES_V3_TX_TX_DRV_LVL);
- writel(pre_emphasis_cfg, qphy->tx2 + QSERDES_V3_TX_TX_EMP_POST1_LVL);
-
- writel(drvr_en, qphy->tx + QSERDES_V3_TX_HIGHZ_DRVR_EN);
- writel(bias_en, qphy->tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
- writel(drvr_en, qphy->tx2 + QSERDES_V3_TX_HIGHZ_DRVR_EN);
- writel(bias_en, qphy->tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
-}
-
static int qcom_qmp_dp_phy_configure(struct phy *phy, union phy_configure_opts *opts)
{
const struct phy_configure_opts_dp *dp_opts = &opts->dp;
struct qmp_phy *qphy = phy_get_drvdata(phy);
+ const struct qmp_phy_cfg *cfg = qphy->cfg;
memcpy(&qphy->dp_opts, dp_opts, sizeof(*dp_opts));
if (qphy->dp_opts.set_voltages) {
- qcom_qmp_phy_configure_dp_tx(qphy);
+ cfg->configure_dp_tx(qphy);
qphy->dp_opts.set_voltages = 0;
}
return 0;
}
-static int qcom_qmp_phy_configure_dp_phy(struct qmp_phy *qphy)
-{
- const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks;
- const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
- u32 val, phy_vco_div, status;
- unsigned long pixel_freq;
-
- val = DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
- DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN;
-
- /*
- * TODO: Assume orientation is CC1 for now and two lanes, need to
- * use type-c connector to understand orientation and lanes.
- *
- * Otherwise val changes to be like below if this code understood
- * the orientation of the type-c cable.
- *
- * if (lane_cnt == 4 || orientation == ORIENTATION_CC2)
- * val |= DP_PHY_PD_CTL_LANE_0_1_PWRDN;
- * if (lane_cnt == 4 || orientation == ORIENTATION_CC1)
- * val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
- * if (orientation == ORIENTATION_CC2)
- * writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
- */
- val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
- writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
-
- writel(0x5c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
- writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL);
- writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL);
-
- switch (dp_opts->link_rate) {
- case 1620:
- phy_vco_div = 0x1;
- pixel_freq = 1620000000UL / 2;
- break;
- case 2700:
- phy_vco_div = 0x1;
- pixel_freq = 2700000000UL / 2;
- break;
- case 5400:
- phy_vco_div = 0x2;
- pixel_freq = 5400000000UL / 4;
- break;
- case 8100:
- phy_vco_div = 0x0;
- pixel_freq = 8100000000UL / 6;
- break;
- default:
- /* Other link rates aren't supported */
- return -EINVAL;
- }
- writel(phy_vco_div, qphy->pcs + QSERDES_V3_DP_PHY_VCO_DIV);
-
- clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000);
- clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq);
-
- writel(0x04, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2);
- writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- writel(0x09, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
-
- writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL);
-
- if (readl_poll_timeout(qphy->serdes + QSERDES_V3_COM_C_READY_STATUS,
- status,
- ((status & BIT(0)) > 0),
- 500,
- 10000))
- return -ETIMEDOUT;
-
- writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
-
- if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
- status,
- ((status & BIT(1)) > 0),
- 500,
- 10000))
- return -ETIMEDOUT;
-
- writel(0x18, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- udelay(2000);
- writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
-
- return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
- status,
- ((status & BIT(1)) > 0),
- 500,
- 10000);
-}
-
-/*
- * We need to calibrate the aux setting here as many times
- * as the caller tries
- */
static int qcom_qmp_dp_phy_calibrate(struct phy *phy)
{
struct qmp_phy *qphy = phy_get_drvdata(phy);
- static const u8 cfg1_settings[] = { 0x13, 0x23, 0x1d };
- u8 val;
-
- qphy->dp_aux_cfg++;
- qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings);
- val = cfg1_settings[qphy->dp_aux_cfg];
+ const struct qmp_phy_cfg *cfg = qphy->cfg;
- writel(val, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1);
+ if (cfg->calibrate_dp_phy)
+ return cfg->calibrate_dp_phy(qphy);
return 0;
}
@@ -3729,7 +3753,7 @@ static int qcom_qmp_phy_init(struct phy *phy)
return ret;
if (cfg->type == PHY_TYPE_DP)
- qcom_qmp_phy_dp_aux_init(qphy);
+ cfg->dp_aux_init(qphy);
return 0;
}
@@ -3783,7 +3807,7 @@ static int qcom_qmp_phy_power_on(struct phy *phy)
/* Configure special DP tx tunings */
if (cfg->type == PHY_TYPE_DP)
- qcom_qmp_phy_configure_dp_tx(qphy);
+ cfg->configure_dp_tx(qphy);
qcom_qmp_phy_configure_lane(rx, cfg->regs,
cfg->rx_tbl, cfg->rx_tbl_num, 1);
@@ -3802,7 +3826,7 @@ static int qcom_qmp_phy_power_on(struct phy *phy)
/* Configure link rate, swing, etc. */
if (cfg->type == PHY_TYPE_DP) {
- qcom_qmp_phy_configure_dp_phy(qphy);
+ cfg->configure_dp_phy(qphy);
} else {
qcom_qmp_phy_configure(pcs, cfg->regs, cfg->pcs_tbl, cfg->pcs_tbl_num);
if (cfg->pcs_tbl_sec)
--
2.30.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH 2/2] phy: qcom-qmp: add support for sm8250-usb3-dp phy
2021-02-11 20:15 [PATCH 1/2] phy: qcom-qmp: move DP functions to callbacks Dmitry Baryshkov
@ 2021-02-11 20:15 ` Dmitry Baryshkov
0 siblings, 0 replies; 2+ messages in thread
From: Dmitry Baryshkov @ 2021-02-11 20:15 UTC (permalink / raw)
To: Andy Gross, Bjorn Andersson, Kishon Vijay Abraham I, Vinod Koul
Cc: linux-arm-msm, linux-kernel
Add support for QMP V4 Combo USB3+DP PHY (for SM8250 platform).
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
drivers/phy/qualcomm/phy-qcom-qmp.c | 445 +++++++++++++++++++++++++---
drivers/phy/qualcomm/phy-qcom-qmp.h | 77 +++--
2 files changed, 463 insertions(+), 59 deletions(-)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c
index 4150096fd350..905441740742 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.c
@@ -1840,6 +1840,98 @@ static const struct qmp_phy_init_tbl sm8250_usb3_uniphy_pcs_tbl[] = {
QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21),
};
+static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_SVS_MODE_CLK_SEL, 0x05),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x3b),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYS_CLK_CTRL, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_ENABLE1, 0x0c),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_BUF_ENABLE, 0x06),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_SELECT, 0x30),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_IVCO, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE0, 0x36),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE0, 0x16),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE0, 0x06),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_CONFIG, 0x02),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN0_MODE0, 0x3f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN1_MODE0, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE0, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_BG_TIMER, 0x0a),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE0, 0x0a),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_CTRL, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN, 0x17),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORE_CLK_EN, 0x1f),
+};
+
+static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_rbr[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x05),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x69),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x80),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x07),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x6f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x08),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x04),
+};
+
+static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_hbr[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x03),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x69),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x80),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x07),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x0e),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x08),
+};
+
+static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_hbr2[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x01),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x8c),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x0a),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x1f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x1c),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x08),
+};
+
+static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_hbr3[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x69),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x80),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x07),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x2f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x2a),
+ QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x08),
+};
+
+static const struct qmp_phy_init_tbl qmp_v4_dp_tx_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_VMODE_CTRL1, 0x40),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_PRE_STALL_LDO_BOOST_EN, 0x30),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_INTERFACE_SELECT, 0x3b),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_CLKBUF_ENABLE, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_RESET_TSYNC_EN, 0x03),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_TRAN_DRVR_EMP_EN, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_PARRATE_REC_DETECT_IDLE_EN, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_INTERFACE_MODE, 0x00),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_TX, 0x11),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_RX, 0x11),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_BAND, 0x4),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_POL_INV, 0x0a),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_DRV_LVL, 0x2a),
+ QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_EMP_POST1_LVL, 0x20),
+};
+
+static const struct qmp_phy_init_tbl qmp_v4_usb3_rx_tbl[] = {
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4e),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x18),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x03),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x16),
+ QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x75),
+};
+
static const struct qmp_phy_init_tbl sm8250_qmp_pcie_serdes_tbl[] = {
QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x08),
QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_SELECT, 0x34),
@@ -2435,20 +2527,20 @@ static void qcom_qmp_v3_phy_dp_aux_init(struct qmp_phy *qphy)
{
writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN,
- qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+ qphy->pcs + QSERDES_DP_PHY_PD_CTL);
/* Turn on BIAS current for PHY/PLL */
writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX |
QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL,
qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
- writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+ writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_DP_PHY_PD_CTL);
writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
DP_PHY_PD_CTL_LANE_0_1_PWRDN |
DP_PHY_PD_CTL_LANE_2_3_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN |
DP_PHY_PD_CTL_DP_CLAMP_EN,
- qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+ qphy->pcs + QSERDES_DP_PHY_PD_CTL);
writel(QSERDES_V3_COM_BIAS_EN |
QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_R_EN |
@@ -2456,16 +2548,16 @@ static void qcom_qmp_v3_phy_dp_aux_init(struct qmp_phy *qphy)
QSERDES_V3_COM_CLKBUF_RX_DRIVE_L,
qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
- writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG0);
- writel(0x13, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1);
- writel(0x24, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2);
- writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG3);
- writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG4);
- writel(0x26, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG5);
- writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG6);
- writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG7);
- writel(0xbb, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG8);
- writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG9);
+ writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG0);
+ writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1);
+ writel(0x24, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2);
+ writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG3);
+ writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG4);
+ writel(0x26, qphy->pcs + QSERDES_DP_PHY_AUX_CFG5);
+ writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG6);
+ writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG7);
+ writel(0xbb, qphy->pcs + QSERDES_DP_PHY_AUX_CFG8);
+ writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG9);
qphy->dp_aux_cfg = 0;
writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK |
@@ -2488,11 +2580,10 @@ static const u8 qmp_dp_v3_voltage_swing_hbr_rbr[4][4] = {
{ 0x1f, 0xff, 0xff, 0xff }
};
-static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy)
+static int qcom_qmp_phy_configure_dp_swing(struct qmp_phy *qphy, unsigned int drv_lvl, unsigned int emp_post)
{
const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
unsigned int v_level = 0, p_level = 0;
- u32 bias_en, drvr_en;
u8 voltage_swing_cfg, pre_emphasis_cfg;
int i;
@@ -2501,29 +2592,42 @@ static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy)
p_level = max(p_level, dp_opts->pre[i]);
}
- if (dp_opts->lanes == 1) {
- bias_en = 0x3e;
- drvr_en = 0x13;
- } else {
- bias_en = 0x3f;
- drvr_en = 0x10;
- }
-
voltage_swing_cfg = qmp_dp_v3_voltage_swing_hbr_rbr[v_level][p_level];
pre_emphasis_cfg = qmp_dp_v3_pre_emphasis_hbr_rbr[v_level][p_level];
/* TODO: Move check to config check */
if (voltage_swing_cfg == 0xFF && pre_emphasis_cfg == 0xFF)
- return;
+ return -EINVAL;
/* Enable MUX to use Cursor values from these registers */
voltage_swing_cfg |= DP_PHY_TXn_TX_DRV_LVL_MUX_EN;
pre_emphasis_cfg |= DP_PHY_TXn_TX_EMP_POST1_LVL_MUX_EN;
- writel(voltage_swing_cfg, qphy->tx + QSERDES_V3_TX_TX_DRV_LVL);
- writel(pre_emphasis_cfg, qphy->tx + QSERDES_V3_TX_TX_EMP_POST1_LVL);
- writel(voltage_swing_cfg, qphy->tx2 + QSERDES_V3_TX_TX_DRV_LVL);
- writel(pre_emphasis_cfg, qphy->tx2 + QSERDES_V3_TX_TX_EMP_POST1_LVL);
+ writel(voltage_swing_cfg, qphy->tx + drv_lvl);
+ writel(pre_emphasis_cfg, qphy->tx + emp_post);
+ writel(voltage_swing_cfg, qphy->tx2 + drv_lvl);
+ writel(pre_emphasis_cfg, qphy->tx2 + emp_post);
+
+ return 0;
+}
+
+static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy)
+{
+ const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
+ u32 bias_en, drvr_en;
+
+ if (qcom_qmp_phy_configure_dp_swing(qphy,
+ QSERDES_V3_TX_TX_DRV_LVL,
+ QSERDES_V3_TX_TX_EMP_POST1_LVL) < 0)
+ return;
+
+ if (dp_opts->lanes == 1) {
+ bias_en = 0x3e;
+ drvr_en = 0x13;
+ } else {
+ bias_en = 0x3f;
+ drvr_en = 0x10;
+ }
writel(drvr_en, qphy->tx + QSERDES_V3_TX_HIGHZ_DRVR_EN);
writel(bias_en, qphy->tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
@@ -2558,7 +2662,6 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
- writel(0x5c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL);
writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL);
@@ -2588,11 +2691,11 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000);
clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq);
- writel(0x04, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2);
- writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
- writel(0x09, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x04, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2);
+ writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG);
+ writel(0x05, qphy->pcs + QSERDES_DP_PHY_CFG);
+ writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG);
+ writel(0x09, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL);
@@ -2603,7 +2706,7 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
10000))
return -ETIMEDOUT;
- writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
status,
@@ -2612,9 +2715,9 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
10000))
return -ETIMEDOUT;
- writel(0x18, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG);
udelay(2000);
- writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG);
+ writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
status,
@@ -2636,7 +2739,224 @@ static int qcom_qmp_v3_dp_phy_calibrate(struct qmp_phy *qphy)
qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings);
val = cfg1_settings[qphy->dp_aux_cfg];
- writel(val, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1);
+ writel(val, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1);
+
+ return 0;
+}
+
+static void qcom_qmp_v4_phy_dp_aux_init(struct qmp_phy *qphy)
+{
+ writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_PSR_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
+ DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN,
+ qphy->pcs + QSERDES_DP_PHY_PD_CTL);
+
+ /* Turn on BIAS current for PHY/PLL */
+ writel(0x17, qphy->serdes + QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN);
+
+ writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG0);
+ writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1);
+ writel(0xa4, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2);
+ writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG3);
+ writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG4);
+ writel(0x26, qphy->pcs + QSERDES_DP_PHY_AUX_CFG5);
+ writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG6);
+ writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG7);
+ writel(0xb7, qphy->pcs + QSERDES_DP_PHY_AUX_CFG8);
+ writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG9);
+ qphy->dp_aux_cfg = 0;
+
+ writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK |
+ PHY_AUX_SYNC_ERR_MASK | PHY_AUX_ALIGN_ERR_MASK |
+ PHY_AUX_REQ_ERR_MASK,
+ qphy->pcs + QSERDES_V4_DP_PHY_AUX_INTERRUPT_MASK);
+}
+
+static void qcom_qmp_v4_phy_configure_dp_tx(struct qmp_phy *qphy)
+{
+ /* Program default values before writing proper values */
+ writel(0x27, qphy->tx + QSERDES_V4_TX_TX_DRV_LVL);
+ writel(0x27, qphy->tx2 + QSERDES_V4_TX_TX_DRV_LVL);
+
+ writel(0x20, qphy->tx + QSERDES_V4_TX_TX_EMP_POST1_LVL);
+ writel(0x20, qphy->tx2 + QSERDES_V4_TX_TX_EMP_POST1_LVL);
+
+ qcom_qmp_phy_configure_dp_swing(qphy,
+ QSERDES_V4_TX_TX_DRV_LVL,
+ QSERDES_V4_TX_TX_EMP_POST1_LVL);
+}
+
+static int qcom_qmp_v4_phy_configure_dp_phy(struct qmp_phy *qphy)
+{
+ const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks;
+ const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
+ u32 val, phy_vco_div, status;
+ unsigned long pixel_freq;
+ u32 bias0_en, drvr0_en, bias1_en, drvr1_en;
+
+ writel(0x0f, qphy->pcs + QSERDES_V4_DP_PHY_CFG_1);
+
+ val = DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN |
+ DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN;
+
+ /*
+ * TODO: Assume orientation is CC1 for now and two lanes, need to
+ * use type-c connector to understand orientation and lanes.
+ *
+ * Otherwise val changes to be like below if this code understood
+ * the orientation of the type-c cable.
+ *
+ * if (lane_cnt == 4 || orientation == ORIENTATION_CC2)
+ * val |= DP_PHY_PD_CTL_LANE_0_1_PWRDN;
+ * if (lane_cnt == 4 || orientation == ORIENTATION_CC1)
+ * val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
+ * if (orientation == ORIENTATION_CC2)
+ * writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
+ */
+ val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
+ writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+
+ writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE);
+
+ writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1);
+ writel(0xa4, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2);
+
+ writel(0x05, qphy->pcs + QSERDES_V4_DP_PHY_TX0_TX1_LANE_CTL);
+ writel(0x05, qphy->pcs + QSERDES_V4_DP_PHY_TX2_TX3_LANE_CTL);
+
+ switch (dp_opts->link_rate) {
+ case 1620:
+ phy_vco_div = 0x1;
+ pixel_freq = 1620000000UL / 2;
+ break;
+ case 2700:
+ phy_vco_div = 0x1;
+ pixel_freq = 2700000000UL / 2;
+ break;
+ case 5400:
+ phy_vco_div = 0x2;
+ pixel_freq = 5400000000UL / 4;
+ break;
+ case 8100:
+ phy_vco_div = 0x0;
+ pixel_freq = 8100000000UL / 6;
+ break;
+ default:
+ /* Other link rates aren't supported */
+ return -EINVAL;
+ }
+ writel(phy_vco_div, qphy->pcs + QSERDES_V4_DP_PHY_VCO_DIV);
+
+ clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000);
+ clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq);
+
+ writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG);
+ writel(0x05, qphy->pcs + QSERDES_DP_PHY_CFG);
+ writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG);
+ writel(0x09, qphy->pcs + QSERDES_DP_PHY_CFG);
+
+ writel(0x20, qphy->serdes + QSERDES_V4_COM_RESETSM_CNTRL);
+
+ if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_C_READY_STATUS,
+ status,
+ ((status & BIT(0)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_CMN_STATUS,
+ status,
+ ((status & BIT(0)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_CMN_STATUS,
+ status,
+ ((status & BIT(1)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
+
+ if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS,
+ status,
+ ((status & BIT(0)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS,
+ status,
+ ((status & BIT(1)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ /*
+ * At least for 7nm DP PHY this has to be done after enabling link
+ * clock.
+ */
+
+ if (dp_opts->lanes == 1) {
+ bias0_en = reverse ? 0x3e : 0x15;
+ bias1_en = reverse ? 0x15 : 0x3e;
+ drvr0_en = reverse ? 0x13 : 0x10;
+ drvr1_en = reverse ? 0x10 : 0x13;
+ } else if (dp_opts->lanes == 2) {
+ bias0_en = reverse ? 0x3f : 0x15;
+ bias1_en = reverse ? 0x15 : 0x3f;
+ drvr0_en = 0x10;
+ drvr1_en = 0x10;
+ } else {
+ bias0_en = 0x3f;
+ bias1_en = 0x3f;
+ drvr0_en = 0x10;
+ drvr1_en = 0x10;
+ }
+
+ writel(drvr0_en, qphy->tx + QSERDES_V4_TX_HIGHZ_DRVR_EN);
+ writel(bias0_en, qphy->tx + QSERDES_V4_TX_TRANSCEIVER_BIAS_EN);
+ writel(drvr1_en, qphy->tx2 + QSERDES_V4_TX_HIGHZ_DRVR_EN);
+ writel(bias1_en, qphy->tx2 + QSERDES_V4_TX_TRANSCEIVER_BIAS_EN);
+
+ writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG);
+ udelay(2000);
+ writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
+
+ if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS,
+ status,
+ ((status & BIT(1)) > 0),
+ 500,
+ 10000))
+ return -ETIMEDOUT;
+
+ writel(0x0a, qphy->tx + QSERDES_V4_TX_TX_POL_INV);
+ writel(0x0a, qphy->tx2 + QSERDES_V4_TX_TX_POL_INV);
+
+ writel(0x27, qphy->tx + QSERDES_V4_TX_TX_DRV_LVL);
+ writel(0x27, qphy->tx2 + QSERDES_V4_TX_TX_DRV_LVL);
+
+ writel(0x20, qphy->tx + QSERDES_V4_TX_TX_EMP_POST1_LVL);
+ writel(0x20, qphy->tx2 + QSERDES_V4_TX_TX_EMP_POST1_LVL);
+
+ return 0;
+}
+
+/*
+ * We need to calibrate the aux setting here as many times
+ * as the caller tries
+ */
+static int qcom_qmp_v4_dp_phy_calibrate(struct qmp_phy *qphy)
+{
+ static const u8 cfg1_settings[] = { 0x20, 0x13, 0x23, 0x1d };
+ u8 val;
+
+ qphy->dp_aux_cfg++;
+ qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings);
+ val = cfg1_settings[qphy->dp_aux_cfg];
+
+ writel(val, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1);
return 0;
}
@@ -3346,6 +3666,46 @@ static const struct qmp_phy_cfg sm8250_usb3_uniphy_cfg = {
.pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX,
};
+static const struct qmp_phy_cfg sm8250_dpphy_cfg = {
+ .type = PHY_TYPE_DP,
+ .nlanes = 1,
+
+ .serdes_tbl = qmp_v4_dp_serdes_tbl,
+ .serdes_tbl_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl),
+ .tx_tbl = qmp_v4_dp_tx_tbl,
+ .tx_tbl_num = ARRAY_SIZE(qmp_v4_dp_tx_tbl),
+
+ .serdes_tbl_rbr = qmp_v4_dp_serdes_tbl_rbr,
+ .serdes_tbl_rbr_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_rbr),
+ .serdes_tbl_hbr = qmp_v4_dp_serdes_tbl_hbr,
+ .serdes_tbl_hbr_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_hbr),
+ .serdes_tbl_hbr2 = qmp_v4_dp_serdes_tbl_hbr2,
+ .serdes_tbl_hbr2_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_hbr2),
+ .serdes_tbl_hbr3 = qmp_v4_dp_serdes_tbl_hbr3,
+ .serdes_tbl_hbr3_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_hbr3),
+
+ .clk_list = qmp_v4_phy_clk_l,
+ .num_clks = ARRAY_SIZE(qmp_v4_phy_clk_l),
+ .reset_list = msm8996_usb3phy_reset_l,
+ .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l),
+ .vreg_list = qmp_phy_vreg_l,
+ .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
+ .regs = qmp_v4_usb3phy_regs_layout,
+
+ .has_phy_dp_com_ctrl = true,
+ .is_dual_lane_phy = true,
+
+ .dp_aux_init = qcom_qmp_v4_phy_dp_aux_init,
+ .configure_dp_tx = qcom_qmp_v4_phy_configure_dp_tx,
+ .configure_dp_phy = qcom_qmp_v4_phy_configure_dp_phy,
+ .calibrate_dp_phy = qcom_qmp_v4_dp_phy_calibrate,
+};
+
+static const struct qmp_phy_combo_cfg sm8250_usb3dpphy_cfg = {
+ .usb_cfg = &sm8250_usb3phy_cfg,
+ .dp_cfg = &sm8250_dpphy_cfg,
+};
+
static const struct qmp_phy_cfg sdx55_usb3_uniphy_cfg = {
.type = PHY_TYPE_USB3,
.nlanes = 1,
@@ -3898,7 +4258,7 @@ static int qcom_qmp_phy_power_off(struct phy *phy)
if (cfg->type == PHY_TYPE_DP) {
/* Assert DP PHY power down */
- writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL);
+ writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_DP_PHY_PD_CTL);
} else {
/* PHY reset */
if (!cfg->no_pcs_sw_reset)
@@ -4601,6 +4961,9 @@ static const struct of_device_id qcom_qmp_phy_of_match_table[] = {
}, {
.compatible = "qcom,sm8250-qmp-usb3-phy",
.data = &sm8250_usb3phy_cfg,
+ }, {
+ .compatible = "qcom,sm8250-qmp-usb3-dp-phy",
+ /* It's a combo phy */
}, {
.compatible = "qcom,sm8250-qmp-usb3-uni-phy",
.data = &sm8250_usb3_uniphy_cfg,
@@ -4635,6 +4998,10 @@ static const struct of_device_id qcom_qmp_combo_phy_of_match_table[] = {
.compatible = "qcom,sc7180-qmp-usb3-dp-phy",
.data = &sc7180_usb3dpphy_cfg,
},
+ {
+ .compatible = "qcom,sm8250-qmp-usb3-dp-phy",
+ .data = &sm8250_usb3dpphy_cfg,
+ },
{ }
};
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.h b/drivers/phy/qualcomm/phy-qcom-qmp.h
index 71ce3aa174ae..67bd2dd0d8c5 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.h
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.h
@@ -349,13 +349,13 @@
#define QPHY_V3_PCS_MISC_OSC_DTCT_MODE2_CONFIG4 0x5c
#define QPHY_V3_PCS_MISC_OSC_DTCT_MODE2_CONFIG5 0x60
-/* Only for QMP V3 PHY - DP PHY registers */
-#define QSERDES_V3_DP_PHY_REVISION_ID0 0x000
-#define QSERDES_V3_DP_PHY_REVISION_ID1 0x004
-#define QSERDES_V3_DP_PHY_REVISION_ID2 0x008
-#define QSERDES_V3_DP_PHY_REVISION_ID3 0x00c
-#define QSERDES_V3_DP_PHY_CFG 0x010
-#define QSERDES_V3_DP_PHY_PD_CTL 0x018
+/* QMP PHY - DP PHY registers */
+#define QSERDES_DP_PHY_REVISION_ID0 0x000
+#define QSERDES_DP_PHY_REVISION_ID1 0x004
+#define QSERDES_DP_PHY_REVISION_ID2 0x008
+#define QSERDES_DP_PHY_REVISION_ID3 0x00c
+#define QSERDES_DP_PHY_CFG 0x010
+#define QSERDES_DP_PHY_PD_CTL 0x018
# define DP_PHY_PD_CTL_PWRDN 0x001
# define DP_PHY_PD_CTL_PSR_PWRDN 0x002
# define DP_PHY_PD_CTL_AUX_PWRDN 0x004
@@ -363,18 +363,19 @@
# define DP_PHY_PD_CTL_LANE_2_3_PWRDN 0x010
# define DP_PHY_PD_CTL_PLL_PWRDN 0x020
# define DP_PHY_PD_CTL_DP_CLAMP_EN 0x040
-#define QSERDES_V3_DP_PHY_MODE 0x01c
-#define QSERDES_V3_DP_PHY_AUX_CFG0 0x020
-#define QSERDES_V3_DP_PHY_AUX_CFG1 0x024
-#define QSERDES_V3_DP_PHY_AUX_CFG2 0x028
-#define QSERDES_V3_DP_PHY_AUX_CFG3 0x02c
-#define QSERDES_V3_DP_PHY_AUX_CFG4 0x030
-#define QSERDES_V3_DP_PHY_AUX_CFG5 0x034
-#define QSERDES_V3_DP_PHY_AUX_CFG6 0x038
-#define QSERDES_V3_DP_PHY_AUX_CFG7 0x03c
-#define QSERDES_V3_DP_PHY_AUX_CFG8 0x040
-#define QSERDES_V3_DP_PHY_AUX_CFG9 0x044
+#define QSERDES_DP_PHY_MODE 0x01c
+#define QSERDES_DP_PHY_AUX_CFG0 0x020
+#define QSERDES_DP_PHY_AUX_CFG1 0x024
+#define QSERDES_DP_PHY_AUX_CFG2 0x028
+#define QSERDES_DP_PHY_AUX_CFG3 0x02c
+#define QSERDES_DP_PHY_AUX_CFG4 0x030
+#define QSERDES_DP_PHY_AUX_CFG5 0x034
+#define QSERDES_DP_PHY_AUX_CFG6 0x038
+#define QSERDES_DP_PHY_AUX_CFG7 0x03c
+#define QSERDES_DP_PHY_AUX_CFG8 0x040
+#define QSERDES_DP_PHY_AUX_CFG9 0x044
+/* Only for QMP V3 PHY - DP PHY registers */
#define QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK 0x048
# define PHY_AUX_STOP_ERR_MASK 0x01
# define PHY_AUX_DEC_ERR_MASK 0x02
@@ -396,6 +397,7 @@
#define QSERDES_V3_DP_PHY_STATUS 0x0c0
/* Only for QMP V4 PHY - QSERDES COM registers */
+#define QSERDES_V4_COM_BG_TIMER 0x00c
#define QSERDES_V4_COM_SSC_EN_CENTER 0x010
#define QSERDES_V4_COM_SSC_PER1 0x01c
#define QSERDES_V4_COM_SSC_PER2 0x020
@@ -403,7 +405,9 @@
#define QSERDES_V4_COM_SSC_STEP_SIZE2_MODE0 0x028
#define QSERDES_V4_COM_SSC_STEP_SIZE1_MODE1 0x030
#define QSERDES_V4_COM_SSC_STEP_SIZE2_MODE1 0x034
+#define QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN 0x044
#define QSERDES_V4_COM_CLK_ENABLE1 0x048
+#define QSERDES_V4_COM_SYS_CLK_CTRL 0x04c
#define QSERDES_V4_COM_SYSCLK_BUF_ENABLE 0x050
#define QSERDES_V4_COM_PLL_IVCO 0x058
#define QSERDES_V4_COM_CMN_IPTRIM 0x060
@@ -414,6 +418,7 @@
#define QSERDES_V4_COM_PLL_CCTRL_MODE0 0x084
#define QSERDES_V4_COM_PLL_CCTRL_MODE1 0x088
#define QSERDES_V4_COM_SYSCLK_EN_SEL 0x094
+#define QSERDES_V4_COM_RESETSM_CNTRL 0x09c
#define QSERDES_V4_COM_LOCK_CMP_EN 0x0a4
#define QSERDES_V4_COM_LOCK_CMP1_MODE0 0x0ac
#define QSERDES_V4_COM_LOCK_CMP2_MODE0 0x0b0
@@ -427,16 +432,24 @@
#define QSERDES_V4_COM_DIV_FRAC_START1_MODE1 0x0d8
#define QSERDES_V4_COM_DIV_FRAC_START2_MODE1 0x0dc
#define QSERDES_V4_COM_DIV_FRAC_START3_MODE1 0x0e0
+#define QSERDES_V4_COM_INTEGLOOP_GAIN0_MODE0 0x0ec
+#define QSERDES_V4_COM_INTEGLOOP_GAIN1_MODE0 0x0f0
+#define QSERDES_V4_COM_VCO_TUNE_CTRL 0x108
#define QSERDES_V4_COM_VCO_TUNE_MAP 0x10c
#define QSERDES_V4_COM_VCO_TUNE1_MODE0 0x110
#define QSERDES_V4_COM_VCO_TUNE2_MODE0 0x114
#define QSERDES_V4_COM_VCO_TUNE1_MODE1 0x118
#define QSERDES_V4_COM_VCO_TUNE2_MODE1 0x11c
#define QSERDES_V4_COM_VCO_TUNE_INITVAL2 0x124
+#define QSERDES_V4_COM_CMN_STATUS 0x140
#define QSERDES_V4_COM_CLK_SELECT 0x154
#define QSERDES_V4_COM_HSCLK_SEL 0x158
#define QSERDES_V4_COM_HSCLK_HS_SWITCH_SEL 0x15c
+#define QSERDES_V4_COM_CORECLK_DIV_MODE0 0x168
#define QSERDES_V4_COM_CORECLK_DIV_MODE1 0x16c
+#define QSERDES_V4_COM_CORE_CLK_EN 0x174
+#define QSERDES_V4_COM_C_READY_STATUS 0x178
+#define QSERDES_V4_COM_CMN_CONFIG 0x17c
#define QSERDES_V4_COM_SVS_MODE_CLK_SEL 0x184
#define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE0 0x1ac
#define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE0 0x1b0
@@ -445,19 +458,32 @@
#define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1 0x1b8
/* Only for QMP V4 PHY - TX registers */
+#define QSERDES_V4_TX_CLKBUF_ENABLE 0x08
+#define QSERDES_V4_TX_TX_EMP_POST1_LVL 0x0c
+#define QSERDES_V4_TX_TX_DRV_LVL 0x14
+#define QSERDES_V4_TX_RESET_TSYNC_EN 0x1c
+#define QSERDES_V4_TX_PRE_STALL_LDO_BOOST_EN 0x20
+#define QSERDES_V4_TX_TX_BAND 0x24
+#define QSERDES_V4_TX_INTERFACE_SELECT 0x2c
#define QSERDES_V4_TX_RES_CODE_LANE_TX 0x34
#define QSERDES_V4_TX_RES_CODE_LANE_RX 0x38
#define QSERDES_V4_TX_RES_CODE_LANE_OFFSET_TX 0x3c
#define QSERDES_V4_TX_RES_CODE_LANE_OFFSET_RX 0x40
+#define QSERDES_V4_TX_TRANSCEIVER_BIAS_EN 0x54
+#define QSERDES_V4_TX_HIGHZ_DRVR_EN 0x58
+#define QSERDES_V4_TX_TX_POL_INV 0x5c
+#define QSERDES_V4_TX_PARRATE_REC_DETECT_IDLE_EN 0x60
#define QSERDES_V4_TX_LANE_MODE_1 0x84
#define QSERDES_V4_TX_LANE_MODE_2 0x88
#define QSERDES_V4_TX_RCV_DETECT_LVL_2 0x9c
+#define QSERDES_V4_TX_TRAN_DRVR_EMP_EN 0xb8
+#define QSERDES_V4_TX_TX_INTERFACE_MODE 0xbc
#define QSERDES_V4_TX_PWM_GEAR_1_DIVIDER_BAND0_1 0xd8
#define QSERDES_V4_TX_PWM_GEAR_2_DIVIDER_BAND0_1 0xdC
#define QSERDES_V4_TX_PWM_GEAR_3_DIVIDER_BAND0_1 0xe0
#define QSERDES_V4_TX_PWM_GEAR_4_DIVIDER_BAND0_1 0xe4
-#define QSERDES_V4_TX_TRAN_DRVR_EMP_EN 0xb8
-#define QSERDES_V4_TX_PI_QEC_CTRL 0x104
+#define QSERDES_V4_TX_VMODE_CTRL1 0xe8
+#define QSERDES_V4_TX_PI_QEC_CTRL 0x104
/* Only for QMP V4 PHY - RX registers */
#define QSERDES_V4_RX_UCDR_FO_GAIN 0x008
@@ -514,6 +540,17 @@
#define QSERDES_V4_RX_DCC_CTRL1 0x1bc
#define QSERDES_V4_RX_VTH_CODE 0x1c4
+/* Only for QMP V4 PHY - DP PHY registers */
+#define QSERDES_V4_DP_PHY_CFG_1 0x014
+#define QSERDES_V4_DP_PHY_AUX_INTERRUPT_MASK 0x054
+#define QSERDES_V4_DP_PHY_AUX_INTERRUPT_CLEAR 0x058
+#define QSERDES_V4_DP_PHY_VCO_DIV 0x070
+#define QSERDES_V4_DP_PHY_TX0_TX1_LANE_CTL 0x078
+#define QSERDES_V4_DP_PHY_TX2_TX3_LANE_CTL 0x09c
+#define QSERDES_V4_DP_PHY_SPARE0 0x0c8
+#define QSERDES_V4_DP_PHY_AUX_INTERRUPT_STATUS 0x0d8
+#define QSERDES_V4_DP_PHY_STATUS 0x0dc
+
/* Only for QMP V4 PHY - UFS PCS registers */
#define QPHY_V4_PCS_UFS_PHY_START 0x000
#define QPHY_V4_PCS_UFS_POWER_DOWN_CONTROL 0x004
--
2.30.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2021-02-11 20:17 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2021-02-11 20:15 [PATCH 1/2] phy: qcom-qmp: move DP functions to callbacks Dmitry Baryshkov
2021-02-11 20:15 ` [PATCH 2/2] phy: qcom-qmp: add support for sm8250-usb3-dp phy Dmitry Baryshkov
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