drivers/pci/controller/dwc/pci-imx6.c

1002

if (!(imx_pcie->drvdata->flags &

drivers/pci/controller/dwc/pci-imx6.c

1044

ret = imx_pcie_wait_for_speed_change(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1059

imx_pcie_reset_phy(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1071

static int imx_pcie_add_lut(struct imx_pcie *imx_pcie, u16 rid, u8 sid)

drivers/pci/controller/dwc/pci-imx6.c

1073

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

1084

guard(mutex)(&imx_pcie->lock);

drivers/pci/controller/dwc/pci-imx6.c

1092

regmap_write(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

1094

regmap_read(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA1, &data1);

drivers/pci/controller/dwc/pci-imx6.c

1102

regmap_read(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA2, &data2);

drivers/pci/controller/dwc/pci-imx6.c

1119

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA1, data1);

drivers/pci/controller/dwc/pci-imx6.c

1121

if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE)

drivers/pci/controller/dwc/pci-imx6.c

1126

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA2, data2);

drivers/pci/controller/dwc/pci-imx6.c

1128

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_ACSCTRL, free);

drivers/pci/controller/dwc/pci-imx6.c

1133

static void imx_pcie_remove_lut(struct imx_pcie *imx_pcie, u16 rid)

drivers/pci/controller/dwc/pci-imx6.c

1138

guard(mutex)(&imx_pcie->lock);

drivers/pci/controller/dwc/pci-imx6.c

1141

regmap_write(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

1143

regmap_read(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA2, &data2);

drivers/pci/controller/dwc/pci-imx6.c

1145

regmap_write(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

1147

regmap_write(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

1149

regmap_write(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

1157

static int imx_pcie_add_lut_by_rid(struct imx_pcie *imx_pcie, u32 rid)

drivers/pci/controller/dwc/pci-imx6.c

1161

struct device *dev = imx_pcie->pci->dev;

drivers/pci/controller/dwc/pci-imx6.c

1235

return imx_pcie_add_lut(imx_pcie, rid, sid);

drivers/pci/controller/dwc/pci-imx6.c

1240

struct imx_pcie *imx_pcie = to_imx_pcie(to_dw_pcie_from_pp(bridge->sysdata));

drivers/pci/controller/dwc/pci-imx6.c

1242

return imx_pcie_add_lut_by_rid(imx_pcie, pci_dev_id(pdev));

drivers/pci/controller/dwc/pci-imx6.c

1248

struct imx_pcie *imx_pcie;

drivers/pci/controller/dwc/pci-imx6.c

1250

imx_pcie = to_imx_pcie(to_dw_pcie_from_pp(bridge->sysdata));

drivers/pci/controller/dwc/pci-imx6.c

1251

imx_pcie_remove_lut(imx_pcie, pci_dev_id(pdev));

drivers/pci/controller/dwc/pci-imx6.c

1254

static int imx_pcie_parse_legacy_binding(struct imx_pcie *pcie)

drivers/pci/controller/dwc/pci-imx6.c

129

struct imx_pcie;

drivers/pci/controller/dwc/pci-imx6.c

1296

static void imx_pcie_assert_perst(struct imx_pcie *imx_pcie, bool assert)

drivers/pci/controller/dwc/pci-imx6.c

1298

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

1325

struct imx_pcie *imx_pcie = to_imx_pcie(pci);

drivers/pci/controller/dwc/pci-imx6.c

1342

ret = imx_pcie_parse_legacy_binding(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1348

imx_pcie_assert_perst(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

1351

if (imx_pcie->vpcie_aux && !imx_pcie->vpcie_aux_enabled) {

drivers/pci/controller/dwc/pci-imx6.c

1352

ret = regulator_enable(imx_pcie->vpcie_aux);

drivers/pci/controller/dwc/pci-imx6.c

1358

imx_pcie->vpcie_aux_enabled = true;

drivers/pci/controller/dwc/pci-imx6.c

1361

imx_pcie->vpcie_aux);

drivers/pci/controller/dwc/pci-imx6.c

1367

if (imx_pcie->vpcie) {

drivers/pci/controller/dwc/pci-imx6.c

1368

ret = regulator_enable(imx_pcie->vpcie);

drivers/pci/controller/dwc/pci-imx6.c

1388

ret = imx_pcie_clk_enable(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1394

if (pp->bridge && imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_LUT)) {

drivers/pci/controller/dwc/pci-imx6.c

1399

if (imx_pcie->drvdata->select_ref_clk_src)

drivers/pci/controller/dwc/pci-imx6.c

1400

imx_pcie->drvdata->select_ref_clk_src(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1402

imx_pcie_assert_core_reset(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1404

if (imx_pcie->drvdata->init_phy)

drivers/pci/controller/dwc/pci-imx6.c

1405

imx_pcie->drvdata->init_phy(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1407

imx_pcie_configure_type(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1409

if (imx_pcie->phy) {

drivers/pci/controller/dwc/pci-imx6.c

1410

ret = phy_init(imx_pcie->phy);

drivers/pci/controller/dwc/pci-imx6.c

1416

ret = phy_set_mode_ext(imx_pcie->phy, PHY_MODE_PCIE,

drivers/pci/controller/dwc/pci-imx6.c

1417

imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE ?

drivers/pci/controller/dwc/pci-imx6.c

142

int (*select_ref_clk_src)(struct imx_pcie *pcie);

drivers/pci/controller/dwc/pci-imx6.c

1424

ret = phy_power_on(imx_pcie->phy);

drivers/pci/controller/dwc/pci-imx6.c

143

int (*init_phy)(struct imx_pcie *pcie);

drivers/pci/controller/dwc/pci-imx6.c

1434

imx_pcie_deassert_core_reset(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1435

imx_pcie_assert_perst(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

1437

if (imx_pcie->drvdata->wait_pll_lock) {

drivers/pci/controller/dwc/pci-imx6.c

1438

ret = imx_pcie->drvdata->wait_pll_lock(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

144

int (*enable_ref_clk)(struct imx_pcie *pcie, bool enable);

drivers/pci/controller/dwc/pci-imx6.c

1443

imx_setup_phy_mpll(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1448

phy_power_off(imx_pcie->phy);

drivers/pci/controller/dwc/pci-imx6.c

145

int (*core_reset)(struct imx_pcie *pcie, bool assert);

drivers/pci/controller/dwc/pci-imx6.c

1450

phy_exit(imx_pcie->phy);

drivers/pci/controller/dwc/pci-imx6.c

1452

imx_pcie_clk_disable(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1459

if (imx_pcie->vpcie)

drivers/pci/controller/dwc/pci-imx6.c

146

int (*wait_pll_lock)(struct imx_pcie *pcie);

drivers/pci/controller/dwc/pci-imx6.c

1460

regulator_disable(imx_pcie->vpcie);

drivers/pci/controller/dwc/pci-imx6.c

1467

struct imx_pcie *imx_pcie = to_imx_pcie(pci);

drivers/pci/controller/dwc/pci-imx6.c

1469

if (imx_pcie->phy) {

drivers/pci/controller/dwc/pci-imx6.c

147

void (*clr_clkreq_override)(struct imx_pcie *pcie);

drivers/pci/controller/dwc/pci-imx6.c

1470

if (phy_power_off(imx_pcie->phy))

drivers/pci/controller/dwc/pci-imx6.c

1472

phy_exit(imx_pcie->phy);

drivers/pci/controller/dwc/pci-imx6.c

1474

imx_pcie_clk_disable(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1477

if (imx_pcie->vpcie)

drivers/pci/controller/dwc/pci-imx6.c

1478

regulator_disable(imx_pcie->vpcie);

drivers/pci/controller/dwc/pci-imx6.c

1484

struct imx_pcie *imx_pcie = to_imx_pcie(pci);

drivers/pci/controller/dwc/pci-imx6.c

1487

if (imx_pcie->drvdata->flags & IMX_PCIE_FLAG_8GT_ECN_ERR051586) {

drivers/pci/controller/dwc/pci-imx6.c

1507

if (dw_pcie_link_up(pci) && imx_pcie->supports_clkreq) {

drivers/pci/controller/dwc/pci-imx6.c

1508

if (imx_pcie->drvdata->clr_clkreq_override)

drivers/pci/controller/dwc/pci-imx6.c

1509

imx_pcie->drvdata->clr_clkreq_override(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1521

struct imx_pcie *imx_pcie = to_imx_pcie(pci);

drivers/pci/controller/dwc/pci-imx6.c

1523

regmap_set_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_PM_TURN_OFF);

drivers/pci/controller/dwc/pci-imx6.c

1524

regmap_clear_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12, IMX6SX_GPR12_PCIE_PM_TURN_OFF);

drivers/pci/controller/dwc/pci-imx6.c

1608

struct imx_pcie *imx_pcie = to_imx_pcie(pci);

drivers/pci/controller/dwc/pci-imx6.c

1610

return imx_pcie->drvdata->epc_features;

drivers/pci/controller/dwc/pci-imx6.c

1618

static int imx_add_pcie_ep(struct imx_pcie *imx_pcie,

drivers/pci/controller/dwc/pci-imx6.c

1623

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

1631

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SUPPORT_64BIT))

drivers/pci/controller/dwc/pci-imx6.c

1634

ep->page_size = imx_pcie->drvdata->epc_features->align;

drivers/pci/controller/dwc/pci-imx6.c

1655

static void imx_pcie_msi_save_restore(struct imx_pcie *imx_pcie, bool save)

drivers/pci/controller/dwc/pci-imx6.c

1659

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

1665

imx_pcie->msi_ctrl = val;

drivers/pci/controller/dwc/pci-imx6.c

1668

val = imx_pcie->msi_ctrl;

drivers/pci/controller/dwc/pci-imx6.c

1675

static void imx_pcie_lut_save(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

1681

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_ACSCTRL,

drivers/pci/controller/dwc/pci-imx6.c

1683

regmap_read(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA1, &data1);

drivers/pci/controller/dwc/pci-imx6.c

1684

regmap_read(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA2, &data2);

drivers/pci/controller/dwc/pci-imx6.c

1686

imx_pcie->luts[i].data1 = data1;

drivers/pci/controller/dwc/pci-imx6.c

1687

imx_pcie->luts[i].data2 = data2;

drivers/pci/controller/dwc/pci-imx6.c

1689

imx_pcie->luts[i].data1 = 0;

drivers/pci/controller/dwc/pci-imx6.c

1690

imx_pcie->luts[i].data2 = 0;

drivers/pci/controller/dwc/pci-imx6.c

1695

static void imx_pcie_lut_restore(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

1700

if ((imx_pcie->luts[i].data1 & IMX95_PE0_LUT_VLD) == 0)

drivers/pci/controller/dwc/pci-imx6.c

1703

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA1,

drivers/pci/controller/dwc/pci-imx6.c

1704

imx_pcie->luts[i].data1);

drivers/pci/controller/dwc/pci-imx6.c

1705

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_DATA2,

drivers/pci/controller/dwc/pci-imx6.c

1706

imx_pcie->luts[i].data2);

drivers/pci/controller/dwc/pci-imx6.c

1707

regmap_write(imx_pcie->iomuxc_gpr, IMX95_PE0_LUT_ACSCTRL, i);

drivers/pci/controller/dwc/pci-imx6.c

1713

struct imx_pcie *imx_pcie = dev_get_drvdata(dev);

drivers/pci/controller/dwc/pci-imx6.c

1715

if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_SUPPORTS_SUSPEND))

drivers/pci/controller/dwc/pci-imx6.c

1718

imx_pcie_msi_save_restore(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

1719

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_LUT))

drivers/pci/controller/dwc/pci-imx6.c

1720

imx_pcie_lut_save(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1721

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_BROKEN_SUSPEND)) {

drivers/pci/controller/dwc/pci-imx6.c

1727

imx_pcie_assert_core_reset(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1728

imx_pcie_assert_perst(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

1729

imx_pcie->drvdata->enable_ref_clk(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

1731

return dw_pcie_suspend_noirq(imx_pcie->pci);

drivers/pci/controller/dwc/pci-imx6.c

1740

struct imx_pcie *imx_pcie = dev_get_drvdata(dev);

drivers/pci/controller/dwc/pci-imx6.c

1742

if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_SUPPORTS_SUSPEND))

drivers/pci/controller/dwc/pci-imx6.c

1745

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_BROKEN_SUSPEND)) {

drivers/pci/controller/dwc/pci-imx6.c

1746

ret = imx_pcie->drvdata->enable_ref_clk(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

1749

imx_pcie_deassert_core_reset(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1750

imx_pcie_assert_perst(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

1757

ret = dw_pcie_setup_rc(&imx_pcie->pci->pp);

drivers/pci/controller/dwc/pci-imx6.c

1761

ret = dw_pcie_resume_noirq(imx_pcie->pci);

drivers/pci/controller/dwc/pci-imx6.c

1765

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_LUT))

drivers/pci/controller/dwc/pci-imx6.c

1766

imx_pcie_lut_restore(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1767

imx_pcie_msi_save_restore(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

1781

struct imx_pcie *imx_pcie;

drivers/pci/controller/dwc/pci-imx6.c

1786

imx_pcie = devm_kzalloc(dev, sizeof(*imx_pcie), GFP_KERNEL);

drivers/pci/controller/dwc/pci-imx6.c

1787

if (!imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

1797

imx_pcie->pci = pci;

drivers/pci/controller/dwc/pci-imx6.c

1798

imx_pcie->drvdata = of_device_get_match_data(dev);

drivers/pci/controller/dwc/pci-imx6.c

1800

mutex_init(&imx_pcie->lock);

drivers/pci/controller/dwc/pci-imx6.c

1802

if (imx_pcie->drvdata->ops)

drivers/pci/controller/dwc/pci-imx6.c

1803

pci->pp.ops = imx_pcie->drvdata->ops;

drivers/pci/controller/dwc/pci-imx6.c

1818

imx_pcie->phy_base = devm_ioremap_resource(dev, &res);

drivers/pci/controller/dwc/pci-imx6.c

1819

if (IS_ERR(imx_pcie->phy_base))

drivers/pci/controller/dwc/pci-imx6.c

1820

return PTR_ERR(imx_pcie->phy_base);

drivers/pci/controller/dwc/pci-imx6.c

1824

imx_pcie->num_clks = devm_clk_bulk_get_all(dev, &imx_pcie->clks);

drivers/pci/controller/dwc/pci-imx6.c

1825

if (imx_pcie->num_clks < 0)

drivers/pci/controller/dwc/pci-imx6.c

1826

return dev_err_probe(dev, imx_pcie->num_clks,

drivers/pci/controller/dwc/pci-imx6.c

1828

for (i = 0; i < imx_pcie->num_clks; i++)

drivers/pci/controller/dwc/pci-imx6.c

1829

if (strncmp(imx_pcie->clks[i].id, "extref", 6) == 0)

drivers/pci/controller/dwc/pci-imx6.c

1830

imx_pcie->enable_ext_refclk = true;

drivers/pci/controller/dwc/pci-imx6.c

1832

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_PHYDRV)) {

drivers/pci/controller/dwc/pci-imx6.c

1833

imx_pcie->phy = devm_phy_get(dev, "pcie-phy");

drivers/pci/controller/dwc/pci-imx6.c

1834

if (IS_ERR(imx_pcie->phy))

drivers/pci/controller/dwc/pci-imx6.c

1835

return dev_err_probe(dev, PTR_ERR(imx_pcie->phy),

drivers/pci/controller/dwc/pci-imx6.c

1839

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_APP_RESET)) {

drivers/pci/controller/dwc/pci-imx6.c

1840

imx_pcie->apps_reset = devm_reset_control_get_exclusive(dev, "apps");

drivers/pci/controller/dwc/pci-imx6.c

1841

if (IS_ERR(imx_pcie->apps_reset))

drivers/pci/controller/dwc/pci-imx6.c

1842

return dev_err_probe(dev, PTR_ERR(imx_pcie->apps_reset),

drivers/pci/controller/dwc/pci-imx6.c

1846

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_PHY_RESET)) {

drivers/pci/controller/dwc/pci-imx6.c

1847

imx_pcie->pciephy_reset = devm_reset_control_get_exclusive(dev, "pciephy");

drivers/pci/controller/dwc/pci-imx6.c

1848

if (IS_ERR(imx_pcie->pciephy_reset))

drivers/pci/controller/dwc/pci-imx6.c

1849

return dev_err_probe(dev, PTR_ERR(imx_pcie->pciephy_reset),

drivers/pci/controller/dwc/pci-imx6.c

1853

switch (imx_pcie->drvdata->variant) {

drivers/pci/controller/dwc/pci-imx6.c

1860

imx_pcie->controller_id = domain;

drivers/pci/controller/dwc/pci-imx6.c

1866

if (imx_pcie->drvdata->gpr) {

drivers/pci/controller/dwc/pci-imx6.c

1868

imx_pcie->iomuxc_gpr =

drivers/pci/controller/dwc/pci-imx6.c

1869

syscon_regmap_lookup_by_compatible(imx_pcie->drvdata->gpr);

drivers/pci/controller/dwc/pci-imx6.c

1870

if (IS_ERR(imx_pcie->iomuxc_gpr))

drivers/pci/controller/dwc/pci-imx6.c

1871

return dev_err_probe(dev, PTR_ERR(imx_pcie->iomuxc_gpr),

drivers/pci/controller/dwc/pci-imx6.c

1875

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_HAS_SERDES)) {

drivers/pci/controller/dwc/pci-imx6.c

1888

imx_pcie->iomuxc_gpr = devm_regmap_init_mmio(dev, off, &regmap_config);

drivers/pci/controller/dwc/pci-imx6.c

1889

if (IS_ERR(imx_pcie->iomuxc_gpr))

drivers/pci/controller/dwc/pci-imx6.c

1890

return dev_err_probe(dev, PTR_ERR(imx_pcie->iomuxc_gpr),

drivers/pci/controller/dwc/pci-imx6.c

1896

&imx_pcie->tx_deemph_gen1))

drivers/pci/controller/dwc/pci-imx6.c

1897

imx_pcie->tx_deemph_gen1 = 0;

drivers/pci/controller/dwc/pci-imx6.c

1900

&imx_pcie->tx_deemph_gen2_3p5db))

drivers/pci/controller/dwc/pci-imx6.c

1901

imx_pcie->tx_deemph_gen2_3p5db = 0;

drivers/pci/controller/dwc/pci-imx6.c

1904

&imx_pcie->tx_deemph_gen2_6db))

drivers/pci/controller/dwc/pci-imx6.c

1905

imx_pcie->tx_deemph_gen2_6db = 20;

drivers/pci/controller/dwc/pci-imx6.c

1908

&imx_pcie->tx_swing_full))

drivers/pci/controller/dwc/pci-imx6.c

1909

imx_pcie->tx_swing_full = 127;

drivers/pci/controller/dwc/pci-imx6.c

1912

&imx_pcie->tx_swing_low))

drivers/pci/controller/dwc/pci-imx6.c

1913

imx_pcie->tx_swing_low = 127;

drivers/pci/controller/dwc/pci-imx6.c

1918

imx_pcie->supports_clkreq = of_property_read_bool(node, "supports-clkreq");

drivers/pci/controller/dwc/pci-imx6.c

1920

imx_pcie->vpcie_aux = devm_regulator_get_optional(&pdev->dev,

drivers/pci/controller/dwc/pci-imx6.c

1922

if (IS_ERR(imx_pcie->vpcie_aux)) {

drivers/pci/controller/dwc/pci-imx6.c

1923

if (PTR_ERR(imx_pcie->vpcie_aux) != -ENODEV)

drivers/pci/controller/dwc/pci-imx6.c

1924

return PTR_ERR(imx_pcie->vpcie_aux);

drivers/pci/controller/dwc/pci-imx6.c

1925

imx_pcie->vpcie_aux = NULL;

drivers/pci/controller/dwc/pci-imx6.c

1928

imx_pcie->vpcie = devm_regulator_get_optional(&pdev->dev, "vpcie");

drivers/pci/controller/dwc/pci-imx6.c

1929

if (IS_ERR(imx_pcie->vpcie)) {

drivers/pci/controller/dwc/pci-imx6.c

1930

if (PTR_ERR(imx_pcie->vpcie) != -ENODEV)

drivers/pci/controller/dwc/pci-imx6.c

1931

return PTR_ERR(imx_pcie->vpcie);

drivers/pci/controller/dwc/pci-imx6.c

1932

imx_pcie->vpcie = NULL;

drivers/pci/controller/dwc/pci-imx6.c

1935

imx_pcie->vph = devm_regulator_get_optional(&pdev->dev, "vph");

drivers/pci/controller/dwc/pci-imx6.c

1936

if (IS_ERR(imx_pcie->vph)) {

drivers/pci/controller/dwc/pci-imx6.c

1937

if (PTR_ERR(imx_pcie->vph) != -ENODEV)

drivers/pci/controller/dwc/pci-imx6.c

1938

return PTR_ERR(imx_pcie->vph);

drivers/pci/controller/dwc/pci-imx6.c

1939

imx_pcie->vph = NULL;

drivers/pci/controller/dwc/pci-imx6.c

1942

platform_set_drvdata(pdev, imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1949

if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) {

drivers/pci/controller/dwc/pci-imx6.c

1950

ret = imx_add_pcie_ep(imx_pcie, pdev);

drivers/pci/controller/dwc/pci-imx6.c

1958

imx_pcie_add_lut_by_rid(imx_pcie, 0);

drivers/pci/controller/dwc/pci-imx6.c

1960

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SKIP_L23_READY))

drivers/pci/controller/dwc/pci-imx6.c

1962

if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_KEEP_MSI_CAP))

drivers/pci/controller/dwc/pci-imx6.c

1983

struct imx_pcie *imx_pcie = platform_get_drvdata(pdev);

drivers/pci/controller/dwc/pci-imx6.c

1986

imx_pcie_assert_core_reset(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

1987

imx_pcie_assert_perst(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

2221

struct imx_pcie *imx_pcie = to_imx_pcie(pci);

drivers/pci/controller/dwc/pci-imx6.c

2227

if (imx_pcie->drvdata->dbi_length) {

drivers/pci/controller/dwc/pci-imx6.c

2228

dev->cfg_size = imx_pcie->drvdata->dbi_length;

drivers/pci/controller/dwc/pci-imx6.c

243

static unsigned int imx_pcie_grp_offset(const struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

245

WARN_ON(imx_pcie->drvdata->variant != IMX8MQ &&

drivers/pci/controller/dwc/pci-imx6.c

246

imx_pcie->drvdata->variant != IMX8MQ_EP &&

drivers/pci/controller/dwc/pci-imx6.c

247

imx_pcie->drvdata->variant != IMX8MM &&

drivers/pci/controller/dwc/pci-imx6.c

248

imx_pcie->drvdata->variant != IMX8MM_EP &&

drivers/pci/controller/dwc/pci-imx6.c

249

imx_pcie->drvdata->variant != IMX8MP &&

drivers/pci/controller/dwc/pci-imx6.c

250

imx_pcie->drvdata->variant != IMX8MP_EP);

drivers/pci/controller/dwc/pci-imx6.c

251

return imx_pcie->controller_id == 1 ? IOMUXC_GPR16 : IOMUXC_GPR14;

drivers/pci/controller/dwc/pci-imx6.c

254

static int imx95_pcie_select_ref_clk_src(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

256

bool ext = imx_pcie->enable_ext_refclk;

drivers/pci/controller/dwc/pci-imx6.c

265

regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_PHY_GEN_CTRL,

drivers/pci/controller/dwc/pci-imx6.c

272

static int imx95_pcie_init_phy(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

284

regmap_set_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_SS_RW_REG_1,

drivers/pci/controller/dwc/pci-imx6.c

287

regmap_update_bits(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

295

static void imx_pcie_configure_type(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

297

const struct imx_pcie_drvdata *drvdata = imx_pcie->drvdata;

drivers/pci/controller/dwc/pci-imx6.c

305

id = imx_pcie->controller_id;

drivers/pci/controller/dwc/pci-imx6.c

318

regmap_update_bits(imx_pcie->iomuxc_gpr, drvdata->mode_off[id], mask, val);

drivers/pci/controller/dwc/pci-imx6.c

321

static int pcie_phy_poll_ack(struct imx_pcie *imx_pcie, bool exp_val)

drivers/pci/controller/dwc/pci-imx6.c

323

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

342

static int pcie_phy_wait_ack(struct imx_pcie *imx_pcie, int addr)

drivers/pci/controller/dwc/pci-imx6.c

344

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

354

ret = pcie_phy_poll_ack(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

361

return pcie_phy_poll_ack(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

365

static int pcie_phy_read(struct imx_pcie *imx_pcie, int addr, u16 *data)

drivers/pci/controller/dwc/pci-imx6.c

367

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

371

ret = pcie_phy_wait_ack(imx_pcie, addr);

drivers/pci/controller/dwc/pci-imx6.c

379

ret = pcie_phy_poll_ack(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

388

return pcie_phy_poll_ack(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

391

static int pcie_phy_write(struct imx_pcie *imx_pcie, int addr, u16 data)

drivers/pci/controller/dwc/pci-imx6.c

393

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

399

ret = pcie_phy_wait_ack(imx_pcie, addr);

drivers/pci/controller/dwc/pci-imx6.c

410

ret = pcie_phy_poll_ack(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

419

ret = pcie_phy_poll_ack(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

428

ret = pcie_phy_poll_ack(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

437

ret = pcie_phy_poll_ack(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

446

static int imx8mq_pcie_init_phy(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

449

regmap_update_bits(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

450

imx_pcie_grp_offset(imx_pcie),

drivers/pci/controller/dwc/pci-imx6.c

458

if (imx_pcie->vph && regulator_get_voltage(imx_pcie->vph) > 3000000)

drivers/pci/controller/dwc/pci-imx6.c

459

regmap_update_bits(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

460

imx_pcie_grp_offset(imx_pcie),

drivers/pci/controller/dwc/pci-imx6.c

467

static int imx_pcie_init_phy(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

469

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12,

drivers/pci/controller/dwc/pci-imx6.c

473

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12,

drivers/pci/controller/dwc/pci-imx6.c

476

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8,

drivers/pci/controller/dwc/pci-imx6.c

478

imx_pcie->tx_deemph_gen1 << 0);

drivers/pci/controller/dwc/pci-imx6.c

479

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8,

drivers/pci/controller/dwc/pci-imx6.c

481

imx_pcie->tx_deemph_gen2_3p5db << 6);

drivers/pci/controller/dwc/pci-imx6.c

482

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8,

drivers/pci/controller/dwc/pci-imx6.c

484

imx_pcie->tx_deemph_gen2_6db << 12);

drivers/pci/controller/dwc/pci-imx6.c

485

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8,

drivers/pci/controller/dwc/pci-imx6.c

487

imx_pcie->tx_swing_full << 18);

drivers/pci/controller/dwc/pci-imx6.c

488

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR8,

drivers/pci/controller/dwc/pci-imx6.c

490

imx_pcie->tx_swing_low << 25);

drivers/pci/controller/dwc/pci-imx6.c

494

static int imx6sx_pcie_init_phy(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

496

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12,

drivers/pci/controller/dwc/pci-imx6.c

499

return imx_pcie_init_phy(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

502

static void imx7d_pcie_wait_for_phy_pll_lock(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

505

struct device *dev = imx_pcie->pci->dev;

drivers/pci/controller/dwc/pci-imx6.c

507

if (regmap_read_poll_timeout(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

515

static int imx95_pcie_wait_for_phy_pll_lock(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

518

struct device *dev = imx_pcie->pci->dev;

drivers/pci/controller/dwc/pci-imx6.c

520

if (regmap_read_poll_timeout(imx_pcie->iomuxc_gpr,

drivers/pci/controller/dwc/pci-imx6.c

532

static int imx_setup_phy_mpll(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

538

struct clk_bulk_data *clks = imx_pcie->clks;

drivers/pci/controller/dwc/pci-imx6.c

540

if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_IMX_PHY))

drivers/pci/controller/dwc/pci-imx6.c

543

for (i = 0; i < imx_pcie->num_clks; i++)

drivers/pci/controller/dwc/pci-imx6.c

563

dev_err(imx_pcie->pci->dev,

drivers/pci/controller/dwc/pci-imx6.c

568

pcie_phy_read(imx_pcie, PCIE_PHY_MPLL_OVRD_IN_LO, &val);

drivers/pci/controller/dwc/pci-imx6.c

573

pcie_phy_write(imx_pcie, PCIE_PHY_MPLL_OVRD_IN_LO, val);

drivers/pci/controller/dwc/pci-imx6.c

575

pcie_phy_read(imx_pcie, PCIE_PHY_ATEOVRD, &val);

drivers/pci/controller/dwc/pci-imx6.c

580

pcie_phy_write(imx_pcie, PCIE_PHY_ATEOVRD, val);

drivers/pci/controller/dwc/pci-imx6.c

585

static void imx_pcie_reset_phy(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

589

if (!(imx_pcie->drvdata->flags & IMX_PCIE_FLAG_IMX_PHY))

drivers/pci/controller/dwc/pci-imx6.c

592

pcie_phy_read(imx_pcie, PHY_RX_OVRD_IN_LO, &tmp);

drivers/pci/controller/dwc/pci-imx6.c

595

pcie_phy_write(imx_pcie, PHY_RX_OVRD_IN_LO, tmp);

drivers/pci/controller/dwc/pci-imx6.c

599

pcie_phy_read(imx_pcie, PHY_RX_OVRD_IN_LO, &tmp);

drivers/pci/controller/dwc/pci-imx6.c

602

pcie_phy_write(imx_pcie, PHY_RX_OVRD_IN_LO, tmp);

drivers/pci/controller/dwc/pci-imx6.c

643

struct imx_pcie *imx_pcie = dev_get_drvdata(dev);

drivers/pci/controller/dwc/pci-imx6.c

650

imx_pcie->pd_pcie = dev_pm_domain_attach_by_name(dev, "pcie");

drivers/pci/controller/dwc/pci-imx6.c

651

if (IS_ERR(imx_pcie->pd_pcie))

drivers/pci/controller/dwc/pci-imx6.c

652

return PTR_ERR(imx_pcie->pd_pcie);

drivers/pci/controller/dwc/pci-imx6.c

654

if (!imx_pcie->pd_pcie)

drivers/pci/controller/dwc/pci-imx6.c

656

link = device_link_add(dev, imx_pcie->pd_pcie,

drivers/pci/controller/dwc/pci-imx6.c

665

imx_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy");

drivers/pci/controller/dwc/pci-imx6.c

666

if (IS_ERR(imx_pcie->pd_pcie_phy))

drivers/pci/controller/dwc/pci-imx6.c

667

return PTR_ERR(imx_pcie->pd_pcie_phy);

drivers/pci/controller/dwc/pci-imx6.c

669

link = device_link_add(dev, imx_pcie->pd_pcie_phy,

drivers/pci/controller/dwc/pci-imx6.c

681

static int imx6q_pcie_enable_ref_clk(struct imx_pcie *imx_pcie, bool enable)

drivers/pci/controller/dwc/pci-imx6.c

685

regmap_clear_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD);

drivers/pci/controller/dwc/pci-imx6.c

693

regmap_set_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN);

drivers/pci/controller/dwc/pci-imx6.c

695

regmap_clear_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN);

drivers/pci/controller/dwc/pci-imx6.c

696

regmap_set_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD);

drivers/pci/controller/dwc/pci-imx6.c

702

static void imx8mm_pcie_clkreq_override(struct imx_pcie *imx_pcie, bool enable)

drivers/pci/controller/dwc/pci-imx6.c

704

int offset = imx_pcie_grp_offset(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

706

regmap_update_bits(imx_pcie->iomuxc_gpr, offset,

drivers/pci/controller/dwc/pci-imx6.c

709

regmap_update_bits(imx_pcie->iomuxc_gpr, offset,

drivers/pci/controller/dwc/pci-imx6.c

714

static int imx8mm_pcie_enable_ref_clk(struct imx_pcie *imx_pcie, bool enable)

drivers/pci/controller/dwc/pci-imx6.c

716

imx8mm_pcie_clkreq_override(imx_pcie, enable);

drivers/pci/controller/dwc/pci-imx6.c

720

static int imx7d_pcie_enable_ref_clk(struct imx_pcie *imx_pcie, bool enable)

drivers/pci/controller/dwc/pci-imx6.c

722

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12,

drivers/pci/controller/dwc/pci-imx6.c

728

static void imx95_pcie_clkreq_override(struct imx_pcie *imx_pcie, bool enable)

drivers/pci/controller/dwc/pci-imx6.c

730

regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_SS_RW_REG_1,

drivers/pci/controller/dwc/pci-imx6.c

733

regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_SS_RW_REG_1,

drivers/pci/controller/dwc/pci-imx6.c

738

static int imx95_pcie_enable_ref_clk(struct imx_pcie *imx_pcie, bool enable)

drivers/pci/controller/dwc/pci-imx6.c

740

bool ext = imx_pcie->enable_ext_refclk;

drivers/pci/controller/dwc/pci-imx6.c

742

imx95_pcie_clkreq_override(imx_pcie, enable);

drivers/pci/controller/dwc/pci-imx6.c

759

regmap_update_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_SS_RW_REG_0,

drivers/pci/controller/dwc/pci-imx6.c

766

static void imx8mm_pcie_clr_clkreq_override(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

768

imx8mm_pcie_clkreq_override(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

771

static void imx95_pcie_clr_clkreq_override(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

773

imx95_pcie_clkreq_override(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

776

static int imx_pcie_clk_enable(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

778

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

782

ret = clk_bulk_prepare_enable(imx_pcie->num_clks, imx_pcie->clks);

drivers/pci/controller/dwc/pci-imx6.c

786

if (imx_pcie->drvdata->enable_ref_clk) {

drivers/pci/controller/dwc/pci-imx6.c

787

ret = imx_pcie->drvdata->enable_ref_clk(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

799

clk_bulk_disable_unprepare(imx_pcie->num_clks, imx_pcie->clks);

drivers/pci/controller/dwc/pci-imx6.c

804

static void imx_pcie_clk_disable(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

806

if (imx_pcie->drvdata->enable_ref_clk)

drivers/pci/controller/dwc/pci-imx6.c

807

imx_pcie->drvdata->enable_ref_clk(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

808

clk_bulk_disable_unprepare(imx_pcie->num_clks, imx_pcie->clks);

drivers/pci/controller/dwc/pci-imx6.c

811

static int imx6sx_pcie_core_reset(struct imx_pcie *imx_pcie, bool assert)

drivers/pci/controller/dwc/pci-imx6.c

814

regmap_set_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12,

drivers/pci/controller/dwc/pci-imx6.c

817

regmap_clear_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR12,

drivers/pci/controller/dwc/pci-imx6.c

821

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR5, IMX6SX_GPR5_PCIE_BTNRST_RESET,

drivers/pci/controller/dwc/pci-imx6.c

826

static int imx6qp_pcie_core_reset(struct imx_pcie *imx_pcie, bool assert)

drivers/pci/controller/dwc/pci-imx6.c

828

regmap_update_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_SW_RST,

drivers/pci/controller/dwc/pci-imx6.c

836

static int imx6q_pcie_core_reset(struct imx_pcie *imx_pcie, bool assert)

drivers/pci/controller/dwc/pci-imx6.c

841

regmap_set_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_TEST_PD);

drivers/pci/controller/dwc/pci-imx6.c

842

regmap_set_bits(imx_pcie->iomuxc_gpr, IOMUXC_GPR1, IMX6Q_GPR1_PCIE_REF_CLK_EN);

drivers/pci/controller/dwc/pci-imx6.c

847

static int imx7d_pcie_core_reset(struct imx_pcie *imx_pcie, bool assert)

drivers/pci/controller/dwc/pci-imx6.c

849

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

878

if (likely(imx_pcie->phy_base)) {

drivers/pci/controller/dwc/pci-imx6.c

880

writel(PCIE_PHY_CMN_REG4_DCC_FB_EN, imx_pcie->phy_base + PCIE_PHY_CMN_REG4);

drivers/pci/controller/dwc/pci-imx6.c

883

imx_pcie->phy_base + PCIE_PHY_CMN_REG24);

drivers/pci/controller/dwc/pci-imx6.c

885

writel(PCIE_PHY_CMN_REG26_ATT_MODE, imx_pcie->phy_base + PCIE_PHY_CMN_REG26);

drivers/pci/controller/dwc/pci-imx6.c

889

imx7d_pcie_wait_for_phy_pll_lock(imx_pcie);

drivers/pci/controller/dwc/pci-imx6.c

893

static int imx95_pcie_core_reset(struct imx_pcie *imx_pcie, bool assert)

drivers/pci/controller/dwc/pci-imx6.c

910

regmap_set_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_RST_CTRL,

drivers/pci/controller/dwc/pci-imx6.c

917

regmap_read_bypassed(imx_pcie->iomuxc_gpr, IMX95_PCIE_RST_CTRL,

drivers/pci/controller/dwc/pci-imx6.c

920

regmap_clear_bits(imx_pcie->iomuxc_gpr, IMX95_PCIE_RST_CTRL,

drivers/pci/controller/dwc/pci-imx6.c

922

regmap_read_bypassed(imx_pcie->iomuxc_gpr, IMX95_PCIE_RST_CTRL,

drivers/pci/controller/dwc/pci-imx6.c

930

static void imx_pcie_assert_core_reset(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

932

reset_control_assert(imx_pcie->pciephy_reset);

drivers/pci/controller/dwc/pci-imx6.c

934

if (imx_pcie->drvdata->core_reset)

drivers/pci/controller/dwc/pci-imx6.c

935

imx_pcie->drvdata->core_reset(imx_pcie, true);

drivers/pci/controller/dwc/pci-imx6.c

938

static void imx_pcie_deassert_core_reset(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

940

reset_control_deassert(imx_pcie->pciephy_reset);

drivers/pci/controller/dwc/pci-imx6.c

942

if (imx_pcie->drvdata->core_reset)

drivers/pci/controller/dwc/pci-imx6.c

943

imx_pcie->drvdata->core_reset(imx_pcie, false);

drivers/pci/controller/dwc/pci-imx6.c

946

static int imx_pcie_wait_for_speed_change(struct imx_pcie *imx_pcie)

drivers/pci/controller/dwc/pci-imx6.c

948

struct dw_pcie *pci = imx_pcie->pci;

drivers/pci/controller/dwc/pci-imx6.c

967

struct imx_pcie *imx_pcie = dev_get_drvdata(dev);

drivers/pci/controller/dwc/pci-imx6.c

968

const struct imx_pcie_drvdata *drvdata = imx_pcie->drvdata;

drivers/pci/controller/dwc/pci-imx6.c

969

u8 offset = dw_pcie_find_capability(imx_pcie->pci, PCI_CAP_ID_EXP);

drivers/pci/controller/dwc/pci-imx6.c

972

tmp = dw_pcie_readl_dbi(imx_pcie->pci, offset + PCI_EXP_LNKCAP);

drivers/pci/controller/dwc/pci-imx6.c

973

phy_set_speed(imx_pcie->phy, FIELD_GET(PCI_EXP_LNKCAP_SLS, tmp));

drivers/pci/controller/dwc/pci-imx6.c

975

regmap_update_bits(imx_pcie->iomuxc_gpr, drvdata->ltssm_off, drvdata->ltssm_mask,

drivers/pci/controller/dwc/pci-imx6.c

978

reset_control_deassert(imx_pcie->apps_reset);

drivers/pci/controller/dwc/pci-imx6.c

983

struct imx_pcie *imx_pcie = dev_get_drvdata(dev);

drivers/pci/controller/dwc/pci-imx6.c

984

const struct imx_pcie_drvdata *drvdata = imx_pcie->drvdata;

drivers/pci/controller/dwc/pci-imx6.c

986

phy_set_speed(imx_pcie->phy, 0);

drivers/pci/controller/dwc/pci-imx6.c

988

regmap_update_bits(imx_pcie->iomuxc_gpr, drvdata->ltssm_off,

drivers/pci/controller/dwc/pci-imx6.c

991

reset_control_assert(imx_pcie->apps_reset);

drivers/pci/controller/dwc/pci-imx6.c

996

struct imx_pcie *imx_pcie = to_imx_pcie(pci);