mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

phy: qcom-qmp-combo: add dedicated DP iomem pointers 

In preparation for merging the driver data, add separate iomem pointers
for the DP part of the PHY.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20221114110621.4639-14-johan+linaro@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Johan Hovold 2022-11-14 12:06:12 +01:00 committed by Vinod Koul
parent c7fbe5bd14
commit 4197a2a22d
1 changed files with 124 additions and 118 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

242
drivers/phy/qualcomm/phy-qcom-qmp-combo.c
View File

@ -895,6 +895,12 @@ struct qmp_phy {
void __iomem *rx2;
void __iomem *pcs_misc;
void __iomem *pcs_usb;
void __iomem *dp_serdes;
void __iomem *dp_tx;
void __iomem *dp_tx2;
void __iomem *dp_pcs;
struct clk *pipe_clk;
struct qcom_qmp *qmp;
enum phy_mode mode;
@ -1316,7 +1322,7 @@ static void qmp_combo_configure(void __iomem *base,
static int qmp_combo_dp_serdes_init(struct qmp_phy *qphy)
{
const struct qmp_phy_cfg *cfg = qphy->cfg;
void __iomem *serdes = qphy->serdes;
void __iomem *serdes = qphy->dp_serdes;
const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts;
const struct qmp_phy_init_tbl *serdes_tbl = cfg->serdes_tbl;
int serdes_tbl_num = cfg->serdes_tbl_num;
@ -1352,43 +1358,43 @@ 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_DP_PHY_PD_CTL);
qphy->dp_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);
qphy->dp_serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_DP_PHY_PD_CTL);
writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->dp_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_DP_PHY_PD_CTL);
qphy->dp_pcs + QSERDES_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);
qphy->dp_serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN);
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);
writel(0x00, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG0);
writel(0x13, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG1);
writel(0x24, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG2);
writel(0x00, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG3);
writel(0x0a, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG4);
writel(0x26, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG5);
writel(0x0a, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG6);
writel(0x03, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG7);
writel(0xbb, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG8);
writel(0x03, qphy->dp_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_V3_DP_PHY_AUX_INTERRUPT_MASK);
qphy->dp_pcs + QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK);
}
static int qmp_combo_configure_dp_swing(struct qmp_phy *qphy,
@ -1421,10 +1427,10 @@ static int qmp_combo_configure_dp_swing(struct qmp_phy *qphy,
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 + drv_lvl_reg);
writel(pre_emphasis_cfg, qphy->tx + emp_post_reg);
writel(voltage_swing_cfg, qphy->tx2 + drv_lvl_reg);
writel(pre_emphasis_cfg, qphy->tx2 + emp_post_reg);
writel(voltage_swing_cfg, qphy->dp_tx + drv_lvl_reg);
writel(pre_emphasis_cfg, qphy->dp_tx + emp_post_reg);
writel(voltage_swing_cfg, qphy->dp_tx2 + drv_lvl_reg);
writel(pre_emphasis_cfg, qphy->dp_tx2 + emp_post_reg);
return 0;
}
@ -1446,10 +1452,10 @@ static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy)
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);
writel(drvr_en, qphy->tx2 + QSERDES_V3_TX_HIGHZ_DRVR_EN);
writel(bias_en, qphy->tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
writel(drvr_en, qphy->dp_tx + QSERDES_V3_TX_HIGHZ_DRVR_EN);
writel(bias_en, qphy->dp_tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
writel(drvr_en, qphy->dp_tx2 + QSERDES_V3_TX_HIGHZ_DRVR_EN);
writel(bias_en, qphy->dp_tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN);
}
static bool qmp_combo_configure_dp_mode(struct qmp_phy *qphy)
@ -1472,12 +1478,12 @@ static bool qmp_combo_configure_dp_mode(struct qmp_phy *qphy)
* 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);
* writel(0x4c, qphy->dp_pcs + QSERDES_V3_DP_PHY_MODE);
*/
val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN;
writel(val, qphy->pcs + QSERDES_DP_PHY_PD_CTL);
writel(val, qphy->dp_pcs + QSERDES_DP_PHY_PD_CTL);
writel(0x5c, qphy->pcs + QSERDES_DP_PHY_MODE);
writel(0x5c, qphy->dp_pcs + QSERDES_DP_PHY_MODE);
return reverse;
}
@ -1491,8 +1497,8 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
qmp_combo_configure_dp_mode(qphy);
writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL);
writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL);
writel(0x05, qphy->dp_pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL);
writel(0x05, qphy->dp_pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL);
switch (dp_opts->link_rate) {
case 1620:
@ -1515,40 +1521,40 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy)
/* Other link rates aren't supported */
return -EINVAL;
}
writel(phy_vco_div, qphy->pcs + QSERDES_V3_DP_PHY_VCO_DIV);
writel(phy_vco_div, qphy->dp_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_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(0x04, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG2);
writel(0x01, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x05, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x01, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x09, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL);
writel(0x20, qphy->dp_serdes + QSERDES_V3_COM_RESETSM_CNTRL);
if (readl_poll_timeout(qphy->serdes + QSERDES_V3_COM_C_READY_STATUS,
if (readl_poll_timeout(qphy->dp_serdes + QSERDES_V3_COM_C_READY_STATUS,
status,
((status & BIT(0)) > 0),
500,
10000))
return -ETIMEDOUT;
writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x19, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
if (readl_poll_timeout(qphy->dp_pcs + QSERDES_V3_DP_PHY_STATUS,
status,
((status & BIT(1)) > 0),
500,
10000))
return -ETIMEDOUT;
writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x18, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
udelay(2000);
writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x19, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS,
return readl_poll_timeout(qphy->dp_pcs + QSERDES_V3_DP_PHY_STATUS,
status,
((status & BIT(1)) > 0),
500,
@ -1568,7 +1574,7 @@ 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_DP_PHY_AUX_CFG1);
writel(val, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG1);
return 0;
}
@ -1577,37 +1583,37 @@ 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);
qphy->dp_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(0x17, qphy->dp_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);
writel(0x00, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG0);
writel(0x13, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG1);
writel(0xa4, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG2);
writel(0x00, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG3);
writel(0x0a, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG4);
writel(0x26, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG5);
writel(0x0a, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG6);
writel(0x03, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG7);
writel(0xb7, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG8);
writel(0x03, qphy->dp_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);
qphy->dp_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(0x27, qphy->dp_tx + QSERDES_V4_TX_TX_DRV_LVL);
writel(0x27, qphy->dp_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);
writel(0x20, qphy->dp_tx + QSERDES_V4_TX_TX_EMP_POST1_LVL);
writel(0x20, qphy->dp_tx2 + QSERDES_V4_TX_TX_EMP_POST1_LVL);
qmp_combo_configure_dp_swing(qphy, QSERDES_V4_TX_TX_DRV_LVL,
QSERDES_V4_TX_TX_EMP_POST1_LVL);
@ -1620,15 +1626,15 @@ static int qcom_qmp_v45_phy_configure_dp_phy(struct qmp_phy *qphy)
u32 phy_vco_div, status;
unsigned long pixel_freq;
writel(0x0f, qphy->pcs + QSERDES_V4_DP_PHY_CFG_1);
writel(0x0f, qphy->dp_pcs + QSERDES_V4_DP_PHY_CFG_1);
qmp_combo_configure_dp_mode(qphy);
writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1);
writel(0xa4, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2);
writel(0x13, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG1);
writel(0xa4, qphy->dp_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);
writel(0x05, qphy->dp_pcs + QSERDES_V4_DP_PHY_TX0_TX1_LANE_CTL);
writel(0x05, qphy->dp_pcs + QSERDES_V4_DP_PHY_TX2_TX3_LANE_CTL);
switch (dp_opts->link_rate) {
case 1620:
@ -1651,49 +1657,49 @@ static int qcom_qmp_v45_phy_configure_dp_phy(struct qmp_phy *qphy)
/* Other link rates aren't supported */
return -EINVAL;
}
writel(phy_vco_div, qphy->pcs + QSERDES_V4_DP_PHY_VCO_DIV);
writel(phy_vco_div, qphy->dp_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(0x01, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x05, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x01, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x09, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
writel(0x20, qphy->serdes + QSERDES_V4_COM_RESETSM_CNTRL);
writel(0x20, qphy->dp_serdes + QSERDES_V4_COM_RESETSM_CNTRL);
if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_C_READY_STATUS,
if (readl_poll_timeout(qphy->dp_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,
if (readl_poll_timeout(qphy->dp_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,
if (readl_poll_timeout(qphy->dp_serdes + QSERDES_V4_COM_CMN_STATUS,
status,
((status & BIT(1)) > 0),
500,
10000))
return -ETIMEDOUT;
writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x19, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS,
if (readl_poll_timeout(qphy->dp_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,
if (readl_poll_timeout(qphy->dp_pcs + QSERDES_V4_DP_PHY_STATUS,
status,
((status & BIT(1)) > 0),
500,
@ -1737,30 +1743,30 @@ static int qcom_qmp_v4_phy_configure_dp_phy(struct qmp_phy *qphy)
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(drvr0_en, qphy->dp_tx + QSERDES_V4_TX_HIGHZ_DRVR_EN);
writel(bias0_en, qphy->dp_tx + QSERDES_V4_TX_TRANSCEIVER_BIAS_EN);
writel(drvr1_en, qphy->dp_tx2 + QSERDES_V4_TX_HIGHZ_DRVR_EN);
writel(bias1_en, qphy->dp_tx2 + QSERDES_V4_TX_TRANSCEIVER_BIAS_EN);
writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x18, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
udelay(2000);
writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x19, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS,
if (readl_poll_timeout(qphy->dp_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(0x0a, qphy->dp_tx + QSERDES_V4_TX_TX_POL_INV);
writel(0x0a, qphy->dp_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(0x27, qphy->dp_tx + QSERDES_V4_TX_TX_DRV_LVL);
writel(0x27, qphy->dp_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);
writel(0x20, qphy->dp_tx + QSERDES_V4_TX_TX_EMP_POST1_LVL);
writel(0x20, qphy->dp_tx2 + QSERDES_V4_TX_TX_EMP_POST1_LVL);
return 0;
}
@ -1794,30 +1800,30 @@ static int qcom_qmp_v5_phy_configure_dp_phy(struct qmp_phy *qphy)
drvr1_en = 0x10;
}
writel(drvr0_en, qphy->tx + QSERDES_V5_5NM_TX_HIGHZ_DRVR_EN);
writel(bias0_en, qphy->tx + QSERDES_V5_5NM_TX_TRANSCEIVER_BIAS_EN);
writel(drvr1_en, qphy->tx2 + QSERDES_V5_5NM_TX_HIGHZ_DRVR_EN);
writel(bias1_en, qphy->tx2 + QSERDES_V5_5NM_TX_TRANSCEIVER_BIAS_EN);
writel(drvr0_en, qphy->dp_tx + QSERDES_V5_5NM_TX_HIGHZ_DRVR_EN);
writel(bias0_en, qphy->dp_tx + QSERDES_V5_5NM_TX_TRANSCEIVER_BIAS_EN);
writel(drvr1_en, qphy->dp_tx2 + QSERDES_V5_5NM_TX_HIGHZ_DRVR_EN);
writel(bias1_en, qphy->dp_tx2 + QSERDES_V5_5NM_TX_TRANSCEIVER_BIAS_EN);
writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x18, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
udelay(2000);
writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG);
writel(0x19, qphy->dp_pcs + QSERDES_DP_PHY_CFG);
if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS,
if (readl_poll_timeout(qphy->dp_pcs + QSERDES_V4_DP_PHY_STATUS,
status,
((status & BIT(1)) > 0),
500,
10000))
return -ETIMEDOUT;
writel(0x0a, qphy->tx + QSERDES_V5_5NM_TX_TX_POL_INV);
writel(0x0a, qphy->tx2 + QSERDES_V5_5NM_TX_TX_POL_INV);
writel(0x0a, qphy->dp_tx + QSERDES_V5_5NM_TX_TX_POL_INV);
writel(0x0a, qphy->dp_tx2 + QSERDES_V5_5NM_TX_TX_POL_INV);
writel(0x27, qphy->tx + QSERDES_V5_5NM_TX_TX_DRV_LVL);
writel(0x27, qphy->tx2 + QSERDES_V5_5NM_TX_TX_DRV_LVL);
writel(0x27, qphy->dp_tx + QSERDES_V5_5NM_TX_TX_DRV_LVL);
writel(0x27, qphy->dp_tx2 + QSERDES_V5_5NM_TX_TX_DRV_LVL);
writel(0x20, qphy->tx + QSERDES_V5_5NM_TX_TX_EMP_POST1_LVL);
writel(0x20, qphy->tx2 + QSERDES_V5_5NM_TX_TX_EMP_POST1_LVL);
writel(0x20, qphy->dp_tx + QSERDES_V5_5NM_TX_TX_EMP_POST1_LVL);
writel(0x20, qphy->dp_tx2 + QSERDES_V5_5NM_TX_TX_EMP_POST1_LVL);
return 0;
}
@ -1835,7 +1841,7 @@ static int qcom_qmp_v4_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_DP_PHY_AUX_CFG1);
writel(val, qphy->dp_pcs + QSERDES_DP_PHY_AUX_CFG1);
return 0;
}
@ -1990,14 +1996,14 @@ static int qmp_combo_dp_power_on(struct phy *phy)
{
struct qmp_phy *qphy = phy_get_drvdata(phy);
const struct qmp_phy_cfg *cfg = qphy->cfg;
void __iomem *tx = qphy->tx;
void __iomem *tx = qphy->dp_tx;
qmp_combo_dp_serdes_init(qphy);
qmp_combo_configure_lane(tx, cfg->tx_tbl, cfg->tx_tbl_num, 1);
if (cfg->lanes >= 2)
qmp_combo_configure_lane(qphy->tx2, cfg->tx_tbl, cfg->tx_tbl_num, 2);
qmp_combo_configure_lane(qphy->dp_tx2, cfg->tx_tbl, cfg->tx_tbl_num, 2);
/* Configure special DP tx tunings */
cfg->configure_dp_tx(qphy);
@ -2013,7 +2019,7 @@ static int qmp_combo_dp_power_off(struct phy *phy)
struct qmp_phy *qphy = phy_get_drvdata(phy);
/* Assert DP PHY power down */
writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_DP_PHY_PD_CTL);
writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->dp_pcs + QSERDES_DP_PHY_PD_CTL);
return 0;
}
@ -2589,7 +2595,7 @@ static int qmp_combo_create_dp(struct device *dev, struct device_node *np, int i
return -ENOMEM;
qphy->cfg = cfg;
qphy->serdes = serdes;
qphy->dp_serdes = serdes;
/*
* Get memory resources from the DP child node:
* Resources are indexed as: tx -> 0; rx -> 1; pcs -> 2.
@ -2597,18 +2603,18 @@ static int qmp_combo_create_dp(struct device *dev, struct device_node *np, int i
*
* Note that only tx/tx2 and pcs are used by the DP implementation.
*/
qphy->tx = devm_of_iomap(dev, np, 0, NULL);
if (IS_ERR(qphy->tx))
return PTR_ERR(qphy->tx);
qphy->dp_tx = devm_of_iomap(dev, np, 0, NULL);
if (IS_ERR(qphy->dp_tx))
return PTR_ERR(qphy->dp_tx);
qphy->pcs = devm_of_iomap(dev, np, 2, NULL);
if (IS_ERR(qphy->pcs))
return PTR_ERR(qphy->pcs);
qphy->dp_pcs = devm_of_iomap(dev, np, 2, NULL);
if (IS_ERR(qphy->dp_pcs))
return PTR_ERR(qphy->dp_pcs);
if (cfg->lanes >= 2) {
qphy->tx2 = devm_of_iomap(dev, np, 3, NULL);
if (IS_ERR(qphy->tx2))
return PTR_ERR(qphy->tx2);
qphy->dp_tx2 = devm_of_iomap(dev, np, 3, NULL);
if (IS_ERR(qphy->dp_tx2))
return PTR_ERR(qphy->dp_tx2);
}
generic_phy = devm_phy_create(dev, np, &qmp_combo_dp_phy_ops);