static int mv_hsic_phy_probe(struct platform_device *pdev)
{
struct phy_provider *phy_provider;
struct mv_hsic_phy *mv_phy;
struct resource *r;
mv_phy = devm_kzalloc(&pdev->dev, sizeof(*mv_phy), GFP_KERNEL);
if (!mv_phy)
return -ENOMEM;
mv_phy->pdev = pdev;
mv_phy->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(mv_phy->clk)) {
dev_err(&pdev->dev, "failed to get clock.\n");
return PTR_ERR(mv_phy->clk);
}
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mv_phy->base = devm_ioremap_resource(&pdev->dev, r);
if (IS_ERR(mv_phy->base))
return PTR_ERR(mv_phy->base);
mv_phy->phy = devm_phy_create(&pdev->dev, pdev->dev.of_node, &hsic_ops);
if (IS_ERR(mv_phy->phy))
return PTR_ERR(mv_phy->phy);
phy_set_drvdata(mv_phy->phy, mv_phy);
phy_provider = devm_of_phy_provider_register(&pdev->dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int armada375_usb_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct phy *phy;
struct phy_provider *phy_provider;
void __iomem *usb_cluster_base;
struct resource *res;
struct armada375_cluster_phy *cluster_phy;
cluster_phy = devm_kzalloc(dev, sizeof(*cluster_phy), GFP_KERNEL);
if (!cluster_phy)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
usb_cluster_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(usb_cluster_base))
return PTR_ERR(usb_cluster_base);
phy = devm_phy_create(dev, NULL, &armada375_usb_phy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create PHY\n");
return PTR_ERR(phy);
}
cluster_phy->phy = phy;
cluster_phy->reg = usb_cluster_base;
dev_set_drvdata(dev, cluster_phy);
phy_provider = devm_of_phy_provider_register(&pdev->dev,
armada375_usb_phy_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int hix5hd2_sata_phy_probe(struct platform_device *pdev)
{
struct phy_provider *phy_provider;
struct device *dev = &pdev->dev;
struct resource *res;
struct phy *phy;
struct hix5hd2_priv *priv;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -EINVAL;
priv->base = devm_ioremap(dev, res->start, resource_size(res));
if (!priv->base)
return -ENOMEM;
priv->peri_ctrl = syscon_regmap_lookup_by_phandle(dev->of_node,
"hisilicon,peripheral-syscon");
if (IS_ERR(priv->peri_ctrl))
priv->peri_ctrl = NULL;
phy = devm_phy_create(dev, NULL, &hix5hd2_sata_phy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create PHY\n");
return PTR_ERR(phy);
}
phy_set_drvdata(phy, priv);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int bcm_kona_usb2_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct bcm_kona_usb *phy;
struct resource *res;
struct phy *gphy;
struct phy_provider *phy_provider;
phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
phy->regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(phy->regs))
return PTR_ERR(phy->regs);
platform_set_drvdata(pdev, phy);
gphy = devm_phy_create(dev, NULL, &ops, NULL);
if (IS_ERR(gphy))
return PTR_ERR(gphy);
/* The Kona PHY supports an 8-bit wide UTMI interface */
phy_set_bus_width(gphy, 8);
phy_set_drvdata(gphy, phy);
phy_provider = devm_of_phy_provider_register(dev,
of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int phy_mvebu_sata_probe(struct platform_device *pdev)
{
struct phy_provider *phy_provider;
struct resource *res;
struct priv *priv;
struct phy *phy;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
priv->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
priv->clk = devm_clk_get(&pdev->dev, "sata");
if (IS_ERR(priv->clk))
return PTR_ERR(priv->clk);
phy = devm_phy_create(&pdev->dev, &phy_mvebu_sata_ops, NULL);
if (IS_ERR(phy))
return PTR_ERR(phy);
phy_set_drvdata(phy, priv);
phy_provider = devm_of_phy_provider_register(&pdev->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
/* The boot loader may of left it on. Turn it off. */
phy_mvebu_sata_power_off(phy);
return 0;
}
static int lpc18xx_usb_otg_phy_probe(struct platform_device *pdev)
{
struct phy_provider *phy_provider;
struct lpc18xx_usb_otg_phy *lpc;
lpc = devm_kzalloc(&pdev->dev, sizeof(*lpc), GFP_KERNEL);
if (!lpc)
return -ENOMEM;
lpc->reg = syscon_node_to_regmap(pdev->dev.of_node->parent);
if (IS_ERR(lpc->reg)) {
dev_err(&pdev->dev, "failed to get syscon\n");
return PTR_ERR(lpc->reg);
}
lpc->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(lpc->clk)) {
dev_err(&pdev->dev, "failed to get clock\n");
return PTR_ERR(lpc->clk);
}
lpc->phy = devm_phy_create(&pdev->dev, NULL, &lpc18xx_usb_otg_phy_ops);
if (IS_ERR(lpc->phy)) {
dev_err(&pdev->dev, "failed to create PHY\n");
return PTR_ERR(lpc->phy);
}
phy_set_drvdata(lpc->phy, lpc);
phy_provider = devm_of_phy_provider_register(&pdev->dev,
of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int exynos_dp_video_phy_probe(struct platform_device *pdev)
{
struct exynos_dp_video_phy *state;
struct device *dev = &pdev->dev;
const struct of_device_id *match;
struct phy_provider *phy_provider;
struct phy *phy;
state = devm_kzalloc(dev, sizeof(*state), GFP_KERNEL);
if (!state)
return -ENOMEM;
state->regs = syscon_regmap_lookup_by_phandle(dev->of_node,
"samsung,pmu-syscon");
if (IS_ERR(state->regs)) {
dev_err(dev, "Failed to lookup PMU regmap\n");
return PTR_ERR(state->regs);
}
match = of_match_node(exynos_dp_video_phy_of_match, dev->of_node);
state->drvdata = match->data;
phy = devm_phy_create(dev, NULL, &exynos_dp_video_phy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create Display Port PHY\n");
return PTR_ERR(phy);
}
phy_set_drvdata(phy, state);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int spear1340_miphy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct spear1340_miphy_priv *priv;
struct phy_provider *phy_provider;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
priv->misc =
syscon_regmap_lookup_by_phandle(dev->of_node, "misc");
if (IS_ERR(priv->misc)) {
dev_err(dev, "failed to find misc regmap\n");
return PTR_ERR(priv->misc);
}
priv->phy = devm_phy_create(dev, NULL, &spear1340_miphy_ops);
if (IS_ERR(priv->phy)) {
dev_err(dev, "failed to create SATA PCIe PHY\n");
return PTR_ERR(priv->phy);
}
dev_set_drvdata(dev, priv);
phy_set_drvdata(priv->phy, priv);
phy_provider =
devm_of_phy_provider_register(dev, spear1340_miphy_xlate);
if (IS_ERR(phy_provider)) {
dev_err(dev, "failed to register phy provider\n");
return PTR_ERR(phy_provider);
}
return 0;
}
static int rockchip_dp_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
struct phy_provider *phy_provider;
struct rockchip_dp_phy *dp;
struct phy *phy;
int ret;
if (!np)
return -ENODEV;
if (!dev->parent || !dev->parent->of_node)
return -ENODEV;
dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL);
if (IS_ERR(dp))
return -ENOMEM;
dp->dev = dev;
dp->phy_24m = devm_clk_get(dev, "24m");
if (IS_ERR(dp->phy_24m)) {
dev_err(dev, "cannot get clock 24m\n");
return PTR_ERR(dp->phy_24m);
}
ret = clk_set_rate(dp->phy_24m, 24000000);
if (ret < 0) {
dev_err(dp->dev, "cannot set clock phy_24m %d\n", ret);
return ret;
}
dp->grf = syscon_node_to_regmap(dev->parent->of_node);
if (IS_ERR(dp->grf)) {
dev_err(dev, "rk3288-dp needs the General Register Files syscon\n");
return PTR_ERR(dp->grf);
}
ret = regmap_write(dp->grf, GRF_SOC_CON12, GRF_EDP_REF_CLK_SEL_INTER |
GRF_EDP_REF_CLK_SEL_INTER_HIWORD_MASK);
if (ret != 0) {
dev_err(dp->dev, "Could not config GRF edp ref clk: %d\n", ret);
return ret;
}
phy = devm_phy_create(dev, np, &rockchip_dp_phy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create phy\n");
return PTR_ERR(phy);
}
phy_set_drvdata(phy, dp);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int qcom_ipq806x_sata_phy_probe(struct platform_device *pdev)
{
struct qcom_ipq806x_sata_phy *phy;
struct device *dev = &pdev->dev;
struct resource *res;
struct phy_provider *phy_provider;
struct phy *generic_phy;
int ret;
phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
phy->mmio = devm_ioremap_resource(dev, res);
if (IS_ERR(phy->mmio))
return PTR_ERR(phy->mmio);
generic_phy = devm_phy_create(dev, NULL, &qcom_ipq806x_sata_phy_ops,
NULL);
if (IS_ERR(generic_phy)) {
dev_err(dev, "%s: failed to create phy\n", __func__);
return PTR_ERR(generic_phy);
}
phy->dev = dev;
phy_set_drvdata(generic_phy, phy);
platform_set_drvdata(pdev, phy);
phy->cfg_clk = devm_clk_get(dev, "cfg");
if (IS_ERR(phy->cfg_clk)) {
dev_err(dev, "Failed to get sata cfg clock\n");
return PTR_ERR(phy->cfg_clk);
}
ret = clk_prepare_enable(phy->cfg_clk);
if (ret)
return ret;
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider)) {
clk_disable_unprepare(phy->cfg_clk);
dev_err(dev, "%s: failed to register phy\n", __func__);
return PTR_ERR(phy_provider);
}
return 0;
}
static int uniphier_pciephy_probe(struct platform_device *pdev)
{
struct uniphier_pciephy_priv *priv;
struct phy_provider *phy_provider;
struct device *dev = &pdev->dev;
struct regmap *regmap;
struct resource *res;
struct phy *phy;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
priv->data = of_device_get_match_data(dev);
if (WARN_ON(!priv->data))
return -EINVAL;
priv->dev = dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
priv->base = devm_ioremap_resource(dev, res);
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
priv->clk = devm_clk_get(dev, NULL);
if (IS_ERR(priv->clk))
return PTR_ERR(priv->clk);
priv->rst = devm_reset_control_get_shared(dev, NULL);
if (IS_ERR(priv->rst))
return PTR_ERR(priv->rst);
phy = devm_phy_create(dev, dev->of_node, &uniphier_pciephy_ops);
if (IS_ERR(phy))
return PTR_ERR(phy);
regmap = syscon_regmap_lookup_by_phandle(dev->of_node,
"socionext,syscon");
if (!IS_ERR(regmap) && priv->data->has_syscon)
regmap_update_bits(regmap, SG_USBPCIESEL,
SG_USBPCIESEL_PCIE, SG_USBPCIESEL_PCIE);
phy_set_drvdata(phy, priv);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int exynos_mipi_video_phy_probe(struct platform_device *pdev)
{
struct exynos_mipi_video_phy *state;
struct device *dev = &pdev->dev;
struct phy_provider *phy_provider;
unsigned int i;
state = devm_kzalloc(dev, sizeof(*state), GFP_KERNEL);
if (!state)
return -ENOMEM;
state->regmap = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon");
if (IS_ERR(state->regmap)) {
struct resource *res;
dev_info(dev, "regmap lookup failed: %ld\n",
PTR_ERR(state->regmap));
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
state->regs = devm_ioremap_resource(dev, res);
if (IS_ERR(state->regs))
return PTR_ERR(state->regs);
}
dev_set_drvdata(dev, state);
spin_lock_init(&state->slock);
for (i = 0; i < EXYNOS_MIPI_PHYS_NUM; i++) {
struct phy *phy = devm_phy_create(dev, NULL,
&exynos_mipi_video_phy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create PHY %d\n", i);
return PTR_ERR(phy);
}
state->phys[i].phy = phy;
state->phys[i].index = i;
phy_set_drvdata(phy, &state->phys[i]);
}
phy_provider = devm_of_phy_provider_register(dev,
exynos_mipi_video_phy_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int exynos_pcie_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct exynos_pcie_phy *exynos_phy;
struct phy *generic_phy;
struct phy_provider *phy_provider;
struct resource *res;
const struct exynos_pcie_phy_data *drv_data;
drv_data = of_device_get_match_data(dev);
if (!drv_data)
return -ENODEV;
exynos_phy = devm_kzalloc(dev, sizeof(*exynos_phy), GFP_KERNEL);
if (!exynos_phy)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
exynos_phy->phy_base = devm_ioremap_resource(dev, res);
if (IS_ERR(exynos_phy->phy_base))
return PTR_ERR(exynos_phy->phy_base);
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
exynos_phy->blk_base = devm_ioremap_resource(dev, res);
if (IS_ERR(exynos_phy->blk_base))
return PTR_ERR(exynos_phy->blk_base);
exynos_phy->drv_data = drv_data;
generic_phy = devm_phy_create(dev, dev->of_node, drv_data->ops);
if (IS_ERR(generic_phy)) {
dev_err(dev, "failed to create PHY\n");
return PTR_ERR(generic_phy);
}
phy_set_drvdata(generic_phy, exynos_phy);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
static int tangox_sata_phy_probe(struct platform_device *pdev)
{
struct device_node *node = pdev->dev.of_node;
struct tangox_sata_phy *phy;
struct resource *res;
struct phy *genphy;
struct phy_provider *phy_prov;
phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -EINVAL;
phy->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(phy->base))
return PTR_ERR(phy->base);
phy->clk_sel = of_property_read_bool(node, "sigma,internal-clock");
of_property_read_u32(node, "clock-frequency", &phy->clk_ref);
of_property_read_u32(node, "sigma,tx-erc", &phy->tx_erc);
of_property_read_u32(node, "sigma,tx-ssc", &phy->tx_ssc);
of_property_read_u32_array(node, "sigma,rx-ssc", phy->rx_ssc, 2);
genphy = devm_phy_create(&pdev->dev, NULL, &tangox_sata_phy_ops);
if (IS_ERR(genphy))
return PTR_ERR(genphy);
phy_set_drvdata(genphy, phy);
phy_prov = devm_of_phy_provider_register(&pdev->dev,
of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_prov);
}
static int phy_berlin_usb_probe(struct platform_device *pdev)
{
const struct of_device_id *match =
of_match_device(phy_berlin_usb_of_match, &pdev->dev);
struct phy_berlin_usb_priv *priv;
struct resource *res;
struct phy *phy;
struct phy_provider *phy_provider;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
priv->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
priv->rst_ctrl = devm_reset_control_get(&pdev->dev, NULL);
if (IS_ERR(priv->rst_ctrl))
return PTR_ERR(priv->rst_ctrl);
priv->pll_divider = *((u32 *)match->data);
phy = devm_phy_create(&pdev->dev, NULL, &phy_berlin_usb_ops);
if (IS_ERR(phy)) {
dev_err(&pdev->dev, "failed to create PHY\n");
return PTR_ERR(phy);
}
platform_set_drvdata(pdev, priv);
phy_set_drvdata(phy, priv);
phy_provider =
devm_of_phy_provider_register(&pdev->dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(phy_provider);
}
struct phy *ufs_qcom_phy_generic_probe(struct platform_device *pdev,
struct ufs_qcom_phy *common_cfg,
const struct phy_ops *ufs_qcom_phy_gen_ops,
struct ufs_qcom_phy_specific_ops *phy_spec_ops)
{
int err;
struct device *dev = &pdev->dev;
struct phy *generic_phy = NULL;
struct phy_provider *phy_provider;
err = ufs_qcom_phy_base_init(pdev, common_cfg);
if (err) {
dev_err(dev, "%s: phy base init failed %d\n", __func__, err);
goto out;
}
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider)) {
err = PTR_ERR(phy_provider);
dev_err(dev, "%s: failed to register phy %d\n", __func__, err);
goto out;
}
generic_phy = devm_phy_create(dev, NULL, ufs_qcom_phy_gen_ops);
if (IS_ERR(generic_phy)) {
err = PTR_ERR(generic_phy);
dev_err(dev, "%s: failed to create phy %d\n", __func__, err);
generic_phy = NULL;
goto out;
}
common_cfg->phy_spec_ops = phy_spec_ops;
common_cfg->dev = dev;
out:
return generic_phy;
}
static int omap_usb2_probe(struct platform_device *pdev)
{
struct omap_usb *phy;
struct phy *generic_phy;
struct resource *res;
struct phy_provider *phy_provider;
struct usb_otg *otg;
struct device_node *node = pdev->dev.of_node;
struct device_node *control_node;
struct platform_device *control_pdev;
const struct of_device_id *of_id;
struct usb_phy_data *phy_data;
of_id = of_match_device(omap_usb2_id_table, &pdev->dev);
if (!of_id)
return -EINVAL;
phy_data = (struct usb_phy_data *)of_id->data;
phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
otg = devm_kzalloc(&pdev->dev, sizeof(*otg), GFP_KERNEL);
if (!otg)
return -ENOMEM;
phy->dev = &pdev->dev;
phy->phy.dev = phy->dev;
phy->phy.label = phy_data->label;
phy->phy.otg = otg;
phy->phy.type = USB_PHY_TYPE_USB2;
phy->mask = phy_data->mask;
phy->power_on = phy_data->power_on;
phy->power_off = phy_data->power_off;
if (phy_data->flags & OMAP_USB2_CALIBRATE_FALSE_DISCONNECT) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
phy->phy_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(phy->phy_base))
return PTR_ERR(phy->phy_base);
phy->flags |= OMAP_USB2_CALIBRATE_FALSE_DISCONNECT;
}
phy->syscon_phy_power = syscon_regmap_lookup_by_phandle(node,
"syscon-phy-power");
if (IS_ERR(phy->syscon_phy_power)) {
dev_dbg(&pdev->dev,
"can't get syscon-phy-power, using control device\n");
phy->syscon_phy_power = NULL;
control_node = of_parse_phandle(node, "ctrl-module", 0);
if (!control_node) {
dev_err(&pdev->dev,
"Failed to get control device phandle\n");
return -EINVAL;
}
control_pdev = of_find_device_by_node(control_node);
if (!control_pdev) {
dev_err(&pdev->dev, "Failed to get control device\n");
return -EINVAL;
}
phy->control_dev = &control_pdev->dev;
} else {
if (of_property_read_u32_index(node,
"syscon-phy-power", 1,
&phy->power_reg)) {
dev_err(&pdev->dev,
"couldn't get power reg. offset\n");
return -EINVAL;
}
}
phy->wkupclk = devm_clk_get(phy->dev, "wkupclk");
if (IS_ERR(phy->wkupclk)) {
if (PTR_ERR(phy->wkupclk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_warn(&pdev->dev, "unable to get wkupclk %ld, trying old name\n",
PTR_ERR(phy->wkupclk));
phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k");
if (IS_ERR(phy->wkupclk)) {
if (PTR_ERR(phy->wkupclk) != -EPROBE_DEFER)
dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n");
return PTR_ERR(phy->wkupclk);
} else {
dev_warn(&pdev->dev,
"found usb_phy_cm_clk32k, please fix DTS\n");
}
}
phy->optclk = devm_clk_get(phy->dev, "refclk");
if (IS_ERR(phy->optclk)) {
if (PTR_ERR(phy->optclk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_dbg(&pdev->dev, "unable to get refclk, trying old name\n");
phy->optclk = devm_clk_get(phy->dev, "usb_otg_ss_refclk960m");
if (IS_ERR(phy->optclk)) {
if (PTR_ERR(phy->optclk) != -EPROBE_DEFER) {
dev_dbg(&pdev->dev,
"unable to get usb_otg_ss_refclk960m\n");
}
} else {
dev_warn(&pdev->dev,
"found usb_otg_ss_refclk960m, please fix DTS\n");
}
}
otg->set_host = omap_usb_set_host;
otg->set_peripheral = omap_usb_set_peripheral;
if (phy_data->flags & OMAP_USB2_HAS_SET_VBUS)
otg->set_vbus = omap_usb_set_vbus;
if (phy_data->flags & OMAP_USB2_HAS_START_SRP)
otg->start_srp = omap_usb_start_srp;
otg->usb_phy = &phy->phy;
platform_set_drvdata(pdev, phy);
pm_runtime_enable(phy->dev);
generic_phy = devm_phy_create(phy->dev, NULL, &ops);
if (IS_ERR(generic_phy)) {
pm_runtime_disable(phy->dev);
return PTR_ERR(generic_phy);
}
phy_set_drvdata(generic_phy, phy);
omap_usb_power_off(generic_phy);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider)) {
pm_runtime_disable(phy->dev);
return PTR_ERR(phy_provider);
}
usb_add_phy_dev(&phy->phy);
return 0;
}
static int phy_mdm6600_probe(struct platform_device *pdev)
{
struct phy_mdm6600 *ddata;
int error;
ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
if (!ddata)
return -ENOMEM;
INIT_DELAYED_WORK(&ddata->bootup_work,
phy_mdm6600_deferred_power_on);
INIT_DELAYED_WORK(&ddata->status_work, phy_mdm6600_status);
INIT_DELAYED_WORK(&ddata->modem_wake_work, phy_mdm6600_modem_wake);
init_completion(&ddata->ack);
ddata->dev = &pdev->dev;
platform_set_drvdata(pdev, ddata);
error = phy_mdm6600_init_lines(ddata);
if (error)
return error;
phy_mdm6600_init_irq(ddata);
ddata->generic_phy = devm_phy_create(ddata->dev, NULL, &gpio_usb_ops);
if (IS_ERR(ddata->generic_phy)) {
error = PTR_ERR(ddata->generic_phy);
goto cleanup;
}
phy_set_drvdata(ddata->generic_phy, ddata);
ddata->phy_provider =
devm_of_phy_provider_register(ddata->dev,
of_phy_simple_xlate);
if (IS_ERR(ddata->phy_provider)) {
error = PTR_ERR(ddata->phy_provider);
goto cleanup;
}
schedule_delayed_work(&ddata->bootup_work, 0);
/*
* See phy_mdm6600_device_power_on(). We should be able
* to remove this eventually when ohci-platform can deal
* with -EPROBE_DEFER.
*/
msleep(PHY_MDM6600_PHY_DELAY_MS + 500);
/*
* Enable PM runtime only after PHY has been powered up properly.
* It is currently only needed after USB suspends mdm6600 and n_gsm
* needs to access the device. We don't want to do this earlier as
* gpio mode0 pin doubles as mdm6600 wake-up gpio.
*/
pm_runtime_use_autosuspend(ddata->dev);
pm_runtime_set_autosuspend_delay(ddata->dev,
MDM6600_MODEM_IDLE_DELAY_MS);
pm_runtime_enable(ddata->dev);
error = pm_runtime_get_sync(ddata->dev);
if (error < 0) {
dev_warn(ddata->dev, "failed to wake modem: %i\n", error);
pm_runtime_put_noidle(ddata->dev);
}
pm_runtime_mark_last_busy(ddata->dev);
pm_runtime_put_autosuspend(ddata->dev);
return 0;
cleanup:
phy_mdm6600_device_power_off(ddata);
return error;
}
static int twl4030_usb_probe(struct platform_device *pdev)
{
struct twl4030_usb_data *pdata = dev_get_platdata(&pdev->dev);
struct twl4030_usb *twl;
struct phy *phy;
int status, err;
struct usb_otg *otg;
struct device_node *np = pdev->dev.of_node;
struct phy_provider *phy_provider;
struct phy_init_data *init_data = NULL;
twl = devm_kzalloc(&pdev->dev, sizeof(*twl), GFP_KERNEL);
if (!twl)
return -ENOMEM;
if (np)
of_property_read_u32(np, "usb_mode",
(enum twl4030_usb_mode *)&twl->usb_mode);
else if (pdata) {
twl->usb_mode = pdata->usb_mode;
init_data = pdata->init_data;
} else {
dev_err(&pdev->dev, "twl4030 initialized without pdata\n");
return -EINVAL;
}
otg = devm_kzalloc(&pdev->dev, sizeof(*otg), GFP_KERNEL);
if (!otg)
return -ENOMEM;
twl->dev = &pdev->dev;
twl->irq = platform_get_irq(pdev, 0);
twl->vbus_supplied = false;
twl->asleep = 1;
twl->linkstat = OMAP_MUSB_UNKNOWN;
twl->phy.dev = twl->dev;
twl->phy.label = "twl4030";
twl->phy.otg = otg;
twl->phy.type = USB_PHY_TYPE_USB2;
otg->phy = &twl->phy;
otg->set_host = twl4030_set_host;
otg->set_peripheral = twl4030_set_peripheral;
phy = devm_phy_create(twl->dev, NULL, &ops, init_data);
if (IS_ERR(phy)) {
dev_dbg(&pdev->dev, "Failed to create PHY\n");
return PTR_ERR(phy);
}
phy_set_drvdata(phy, twl);
phy_provider = devm_of_phy_provider_register(twl->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
/* init spinlock for workqueue */
spin_lock_init(&twl->lock);
INIT_DELAYED_WORK(&twl->id_workaround_work, twl4030_id_workaround_work);
err = twl4030_usb_ldo_init(twl);
if (err) {
dev_err(&pdev->dev, "ldo init failed\n");
return err;
}
usb_add_phy_dev(&twl->phy);
platform_set_drvdata(pdev, twl);
if (device_create_file(&pdev->dev, &dev_attr_vbus))
dev_warn(&pdev->dev, "could not create sysfs file\n");
ATOMIC_INIT_NOTIFIER_HEAD(&twl->phy.notifier);
/* Our job is to use irqs and status from the power module
* to keep the transceiver disabled when nothing's connected.
*
* FIXME we actually shouldn't start enabling it until the
* USB controller drivers have said they're ready, by calling
* set_host() and/or set_peripheral() ... OTG_capable boards
* need both handles, otherwise just one suffices.
*/
twl->irq_enabled = true;
status = devm_request_threaded_irq(twl->dev, twl->irq, NULL,
twl4030_usb_irq, IRQF_TRIGGER_FALLING |
IRQF_TRIGGER_RISING | IRQF_ONESHOT, "twl4030_usb", twl);
if (status < 0) {
dev_dbg(&pdev->dev, "can't get IRQ %d, err %d\n",
twl->irq, status);
return status;
}
dev_info(&pdev->dev, "Initialized TWL4030 USB module\n");
return 0;
}
static int da8xx_usb_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *node = dev->of_node;
struct da8xx_usb_phy *d_phy;
d_phy = devm_kzalloc(dev, sizeof(*d_phy), GFP_KERNEL);
if (!d_phy)
return -ENOMEM;
if (node)
d_phy->regmap = syscon_regmap_lookup_by_compatible(
"ti,da830-cfgchip");
else
d_phy->regmap = syscon_regmap_lookup_by_pdevname("syscon.0");
if (IS_ERR(d_phy->regmap)) {
dev_err(dev, "Failed to get syscon\n");
return PTR_ERR(d_phy->regmap);
}
d_phy->usb11_clk = devm_clk_get(dev, "usb11_phy");
if (IS_ERR(d_phy->usb11_clk)) {
dev_err(dev, "Failed to get usb11_phy clock\n");
return PTR_ERR(d_phy->usb11_clk);
}
d_phy->usb20_clk = devm_clk_get(dev, "usb20_phy");
if (IS_ERR(d_phy->usb20_clk)) {
dev_err(dev, "Failed to get usb20_phy clock\n");
return PTR_ERR(d_phy->usb20_clk);
}
d_phy->usb11_phy = devm_phy_create(dev, node, &da8xx_usb11_phy_ops);
if (IS_ERR(d_phy->usb11_phy)) {
dev_err(dev, "Failed to create usb11 phy\n");
return PTR_ERR(d_phy->usb11_phy);
}
d_phy->usb20_phy = devm_phy_create(dev, node, &da8xx_usb20_phy_ops);
if (IS_ERR(d_phy->usb20_phy)) {
dev_err(dev, "Failed to create usb20 phy\n");
return PTR_ERR(d_phy->usb20_phy);
}
platform_set_drvdata(pdev, d_phy);
phy_set_drvdata(d_phy->usb11_phy, d_phy);
phy_set_drvdata(d_phy->usb20_phy, d_phy);
if (node) {
d_phy->phy_provider = devm_of_phy_provider_register(dev,
da8xx_usb_phy_of_xlate);
if (IS_ERR(d_phy->phy_provider)) {
dev_err(dev, "Failed to create phy provider\n");
return PTR_ERR(d_phy->phy_provider);
}
} else {
int ret;
ret = phy_create_lookup(d_phy->usb11_phy, "usb-phy", "ohci.0");
if (ret)
dev_warn(dev, "Failed to create usb11 phy lookup\n");
ret = phy_create_lookup(d_phy->usb20_phy, "usb-phy",
"musb-da8xx");
if (ret)
dev_warn(dev, "Failed to create usb20 phy lookup\n");
}
return 0;
}
static int mtk_hdmi_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct mtk_hdmi_phy *hdmi_phy;
struct resource *mem;
struct clk *ref_clk;
const char *ref_clk_name;
struct clk_init_data clk_init = {
.ops = &mtk_hdmi_pll_ops,
.num_parents = 1,
.parent_names = (const char * const *)&ref_clk_name,
.flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE,
};
struct phy *phy;
struct phy_provider *phy_provider;
int ret;
hdmi_phy = devm_kzalloc(dev, sizeof(*hdmi_phy), GFP_KERNEL);
if (!hdmi_phy)
return -ENOMEM;
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
hdmi_phy->regs = devm_ioremap_resource(dev, mem);
if (IS_ERR(hdmi_phy->regs)) {
ret = PTR_ERR(hdmi_phy->regs);
dev_err(dev, "Failed to get memory resource: %d\n", ret);
return ret;
}
ref_clk = devm_clk_get(dev, "pll_ref");
if (IS_ERR(ref_clk)) {
ret = PTR_ERR(ref_clk);
dev_err(&pdev->dev, "Failed to get PLL reference clock: %d\n",
ret);
return ret;
}
ref_clk_name = __clk_get_name(ref_clk);
ret = of_property_read_string(dev->of_node, "clock-output-names",
&clk_init.name);
if (ret < 0) {
dev_err(dev, "Failed to read clock-output-names: %d\n", ret);
return ret;
}
hdmi_phy->pll_hw.init = &clk_init;
hdmi_phy->pll = devm_clk_register(dev, &hdmi_phy->pll_hw);
if (IS_ERR(hdmi_phy->pll)) {
ret = PTR_ERR(hdmi_phy->pll);
dev_err(dev, "Failed to register PLL: %d\n", ret);
return ret;
}
ret = of_property_read_u32(dev->of_node, "mediatek,ibias",
&hdmi_phy->ibias);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to get ibias: %d\n", ret);
return ret;
}
ret = of_property_read_u32(dev->of_node, "mediatek,ibias_up",
&hdmi_phy->ibias_up);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to get ibias up: %d\n", ret);
return ret;
}
dev_info(dev, "Using default TX DRV impedance: 4.2k/36\n");
hdmi_phy->drv_imp_clk = 0x30;
hdmi_phy->drv_imp_d2 = 0x30;
hdmi_phy->drv_imp_d1 = 0x30;
hdmi_phy->drv_imp_d0 = 0x30;
phy = devm_phy_create(dev, NULL, &mtk_hdmi_phy_ops);
if (IS_ERR(phy)) {
dev_err(dev, "Failed to create HDMI PHY\n");
return PTR_ERR(phy);
}
phy_set_drvdata(phy, hdmi_phy);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
hdmi_phy->dev = dev;
return of_clk_add_provider(dev->of_node, of_clk_src_simple_get,
hdmi_phy->pll);
}
static int mtk_hdmi_phy_remove(struct platform_device *pdev)
{
return 0;
}
static const struct of_device_id mtk_hdmi_phy_match[] = {
{ .compatible = "mediatek,mt8173-hdmi-phy", },
{},
};
static int omap_usb2_probe(struct platform_device *pdev)
{
struct omap_usb *phy;
struct phy *generic_phy;
struct resource *res;
struct phy_provider *phy_provider;
struct usb_otg *otg;
struct device_node *node = pdev->dev.of_node;
struct device_node *control_node;
struct platform_device *control_pdev;
const struct of_device_id *of_id;
struct usb_phy_data *phy_data;
of_id = of_match_device(of_match_ptr(omap_usb2_id_table), &pdev->dev);
if (!of_id)
return -EINVAL;
phy_data = (struct usb_phy_data *)of_id->data;
phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
if (!phy) {
dev_err(&pdev->dev, "unable to allocate memory for USB2 PHY\n");
return -ENOMEM;
}
otg = devm_kzalloc(&pdev->dev, sizeof(*otg), GFP_KERNEL);
if (!otg) {
dev_err(&pdev->dev, "unable to allocate memory for USB OTG\n");
return -ENOMEM;
}
phy->dev = &pdev->dev;
phy->phy.dev = phy->dev;
phy->phy.label = phy_data->label;
phy->phy.otg = otg;
phy->phy.type = USB_PHY_TYPE_USB2;
if (phy_data->flags & OMAP_USB2_CALIBRATE_FALSE_DISCONNECT) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
phy->phy_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(phy->phy_base))
return PTR_ERR(phy->phy_base);
phy->flags |= OMAP_USB2_CALIBRATE_FALSE_DISCONNECT;
}
control_node = of_parse_phandle(node, "ctrl-module", 0);
if (!control_node) {
dev_err(&pdev->dev, "Failed to get control device phandle\n");
return -EINVAL;
}
control_pdev = of_find_device_by_node(control_node);
if (!control_pdev) {
dev_err(&pdev->dev, "Failed to get control device\n");
return -EINVAL;
}
phy->control_dev = &control_pdev->dev;
omap_control_phy_power(phy->control_dev, 0);
otg->set_host = omap_usb_set_host;
otg->set_peripheral = omap_usb_set_peripheral;
if (phy_data->flags & OMAP_USB2_HAS_SET_VBUS)
otg->set_vbus = omap_usb_set_vbus;
if (phy_data->flags & OMAP_USB2_HAS_START_SRP)
otg->start_srp = omap_usb_start_srp;
otg->phy = &phy->phy;
platform_set_drvdata(pdev, phy);
generic_phy = devm_phy_create(phy->dev, &ops, NULL);
if (IS_ERR(generic_phy))
return PTR_ERR(generic_phy);
phy_set_drvdata(generic_phy, phy);
pm_runtime_enable(phy->dev);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider)) {
pm_runtime_disable(phy->dev);
return PTR_ERR(phy_provider);
}
phy->wkupclk = devm_clk_get(phy->dev, "wkupclk");
if (IS_ERR(phy->wkupclk)) {
dev_warn(&pdev->dev, "unable to get wkupclk, trying old name\n");
phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k");
if (IS_ERR(phy->wkupclk)) {
dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n");
return PTR_ERR(phy->wkupclk);
} else {
dev_warn(&pdev->dev,
"found usb_phy_cm_clk32k, please fix DTS\n");
}
}
clk_prepare(phy->wkupclk);
phy->optclk = devm_clk_get(phy->dev, "refclk");
if (IS_ERR(phy->optclk)) {
dev_dbg(&pdev->dev, "unable to get refclk, trying old name\n");
phy->optclk = devm_clk_get(phy->dev, "usb_otg_ss_refclk960m");
if (IS_ERR(phy->optclk)) {
dev_dbg(&pdev->dev,
"unable to get usb_otg_ss_refclk960m\n");
} else {
dev_warn(&pdev->dev,
"found usb_otg_ss_refclk960m, please fix DTS\n");
}
} else {
clk_prepare(phy->optclk);
}
usb_add_phy_dev(&phy->phy);
return 0;
}
static int ti_pipe3_probe(struct platform_device *pdev)
{
struct ti_pipe3 *phy;
struct phy *generic_phy;
struct phy_provider *phy_provider;
struct resource *res;
struct device_node *node = pdev->dev.of_node;
struct device_node *control_node;
struct platform_device *control_pdev;
const struct of_device_id *match;
struct clk *clk;
phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
if (!phy) {
dev_err(&pdev->dev, "unable to alloc mem for TI PIPE3 PHY\n");
return -ENOMEM;
}
phy->dev = &pdev->dev;
if (!of_device_is_compatible(node, "ti,phy-pipe3-pcie")) {
match = of_match_device(of_match_ptr(ti_pipe3_id_table),
&pdev->dev);
if (!match)
return -EINVAL;
phy->dpll_map = (struct pipe3_dpll_map *)match->data;
if (!phy->dpll_map) {
dev_err(&pdev->dev, "no DPLL data\n");
return -EINVAL;
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"pll_ctrl");
phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(phy->pll_ctrl_base))
return PTR_ERR(phy->pll_ctrl_base);
phy->sys_clk = devm_clk_get(phy->dev, "sysclk");
if (IS_ERR(phy->sys_clk)) {
dev_err(&pdev->dev, "unable to get sysclk\n");
return -EINVAL;
}
}
phy->refclk = devm_clk_get(phy->dev, "refclk");
if (IS_ERR(phy->refclk)) {
dev_err(&pdev->dev, "unable to get refclk\n");
/* older DTBs have missing refclk in SATA PHY
* so don't bail out in case of SATA PHY.
*/
if (!of_device_is_compatible(node, "ti,phy-pipe3-sata"))
return PTR_ERR(phy->refclk);
}
if (!of_device_is_compatible(node, "ti,phy-pipe3-sata")) {
phy->wkupclk = devm_clk_get(phy->dev, "wkupclk");
if (IS_ERR(phy->wkupclk)) {
dev_err(&pdev->dev, "unable to get wkupclk\n");
return PTR_ERR(phy->wkupclk);
}
} else {
phy->wkupclk = ERR_PTR(-ENODEV);
phy->dpll_reset_syscon = syscon_regmap_lookup_by_phandle(node,
"syscon-pllreset");
if (IS_ERR(phy->dpll_reset_syscon)) {
dev_info(&pdev->dev,
"can't get syscon-pllreset, sata dpll won't idle\n");
phy->dpll_reset_syscon = NULL;
} else {
if (of_property_read_u32_index(node,
"syscon-pllreset", 1,
&phy->dpll_reset_reg)) {
dev_err(&pdev->dev,
"couldn't get pllreset reg. offset\n");
return -EINVAL;
}
}
}
if (of_device_is_compatible(node, "ti,phy-pipe3-pcie")) {
clk = devm_clk_get(phy->dev, "dpll_ref");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "unable to get dpll ref clk\n");
return PTR_ERR(clk);
}
clk_set_rate(clk, 1500000000);
clk = devm_clk_get(phy->dev, "dpll_ref_m2");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "unable to get dpll ref m2 clk\n");
return PTR_ERR(clk);
}
clk_set_rate(clk, 100000000);
clk = devm_clk_get(phy->dev, "phy-div");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "unable to get phy-div clk\n");
return PTR_ERR(clk);
}
clk_set_rate(clk, 100000000);
phy->div_clk = devm_clk_get(phy->dev, "div-clk");
if (IS_ERR(phy->div_clk)) {
dev_err(&pdev->dev, "unable to get div-clk\n");
return PTR_ERR(phy->div_clk);
}
} else {
phy->div_clk = ERR_PTR(-ENODEV);
}
control_node = of_parse_phandle(node, "ctrl-module", 0);
if (!control_node) {
dev_err(&pdev->dev, "Failed to get control device phandle\n");
return -EINVAL;
}
control_pdev = of_find_device_by_node(control_node);
if (!control_pdev) {
dev_err(&pdev->dev, "Failed to get control device\n");
return -EINVAL;
}
phy->control_dev = &control_pdev->dev;
omap_control_phy_power(phy->control_dev, 0);
platform_set_drvdata(pdev, phy);
pm_runtime_enable(phy->dev);
/*
* Prevent auto-disable of refclk for SATA PHY due to Errata i783
*/
if (of_device_is_compatible(node, "ti,phy-pipe3-sata")) {
if (!IS_ERR(phy->refclk)) {
clk_prepare_enable(phy->refclk);
phy->sata_refclk_enabled = true;
}
}
generic_phy = devm_phy_create(phy->dev, &ops, NULL);
if (IS_ERR(generic_phy))
return PTR_ERR(generic_phy);
phy_set_drvdata(generic_phy, phy);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
return 0;
}
p = &core->phys[id];
p->phy = devm_phy_create(dev, child, &cygnus_pcie_phy_ops);
if (IS_ERR(p->phy)) {
dev_err(dev, "failed to create PHY\n");
return PTR_ERR(p->phy);
}
p->core = core;
p->id = id;
phy_set_drvdata(p->phy, p);
cnt++;
}
dev_set_drvdata(dev, core);
provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(provider)) {
dev_err(dev, "failed to register PHY provider\n");
return PTR_ERR(provider);
}
dev_dbg(dev, "registered %u PCIe PHY(s)\n", cnt);
return 0;
}
static const struct of_device_id cygnus_pcie_phy_match_table[] = {
{ .compatible = "brcm,cygnus-pcie-phy" },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, cygnus_pcie_phy_match_table);
static int exynos_sata_phy_probe(struct platform_device *pdev)
{
struct exynos_sata_phy *sata_phy;
struct device *dev = &pdev->dev;
struct resource *res;
struct phy_provider *phy_provider;
struct device_node *node;
int ret = 0;
sata_phy = devm_kzalloc(dev, sizeof(*sata_phy), GFP_KERNEL);
if (!sata_phy)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
sata_phy->regs = devm_ioremap_resource(dev, res);
if (IS_ERR(sata_phy->regs))
return PTR_ERR(sata_phy->regs);
sata_phy->pmureg = syscon_regmap_lookup_by_phandle(dev->of_node,
"samsung,syscon-phandle");
if (IS_ERR(sata_phy->pmureg)) {
dev_err(dev, "syscon regmap lookup failed.\n");
return PTR_ERR(sata_phy->pmureg);
}
node = of_parse_phandle(dev->of_node,
"samsung,exynos-sataphy-i2c-phandle", 0);
if (!node)
return -EINVAL;
sata_phy->client = of_find_i2c_device_by_node(node);
if (!sata_phy->client)
return -EPROBE_DEFER;
dev_set_drvdata(dev, sata_phy);
sata_phy->phyclk = devm_clk_get(dev, "sata_phyctrl");
if (IS_ERR(sata_phy->phyclk)) {
dev_err(dev, "failed to get clk for PHY\n");
return PTR_ERR(sata_phy->phyclk);
}
ret = clk_prepare_enable(sata_phy->phyclk);
if (ret < 0) {
dev_err(dev, "failed to enable source clk\n");
return ret;
}
sata_phy->phy = devm_phy_create(dev, NULL, &exynos_sata_phy_ops, NULL);
if (IS_ERR(sata_phy->phy)) {
clk_disable_unprepare(sata_phy->phyclk);
dev_err(dev, "failed to create PHY\n");
return PTR_ERR(sata_phy->phy);
}
phy_set_drvdata(sata_phy->phy, sata_phy);
phy_provider = devm_of_phy_provider_register(dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider)) {
clk_disable_unprepare(sata_phy->phyclk);
return PTR_ERR(phy_provider);
}
return 0;
}
static int rcar_gen3_phy_usb2_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct rcar_gen3_chan *channel;
struct phy_provider *provider;
struct resource *res;
int irq;
if (!dev->of_node) {
dev_err(dev, "This driver needs device tree\n");
return -EINVAL;
}
channel = devm_kzalloc(dev, sizeof(*channel), GFP_KERNEL);
if (!channel)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
channel->base = devm_ioremap_resource(dev, res);
if (IS_ERR(channel->base))
return PTR_ERR(channel->base);
/* call request_irq for OTG */
irq = platform_get_irq(pdev, 0);
if (irq >= 0) {
int ret;
irq = devm_request_irq(dev, irq, rcar_gen3_phy_usb2_irq,
IRQF_SHARED, dev_name(dev), channel);
if (irq < 0)
dev_err(dev, "No irq handler (%d)\n", irq);
channel->has_otg = true;
channel->extcon = devm_extcon_dev_allocate(dev,
rcar_gen3_phy_cable);
if (IS_ERR(channel->extcon))
return PTR_ERR(channel->extcon);
ret = devm_extcon_dev_register(dev, channel->extcon);
if (ret < 0) {
dev_err(dev, "Failed to register extcon\n");
return ret;
}
}
/* devm_phy_create() will call pm_runtime_enable(dev); */
channel->phy = devm_phy_create(dev, NULL, &rcar_gen3_phy_usb2_ops);
if (IS_ERR(channel->phy)) {
dev_err(dev, "Failed to create USB2 PHY\n");
return PTR_ERR(channel->phy);
}
channel->vbus = devm_regulator_get_optional(dev, "vbus");
if (IS_ERR(channel->vbus)) {
if (PTR_ERR(channel->vbus) == -EPROBE_DEFER)
return PTR_ERR(channel->vbus);
channel->vbus = NULL;
}
phy_set_drvdata(channel->phy, channel);
provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(provider))
dev_err(dev, "Failed to register PHY provider\n");
return PTR_ERR_OR_ZERO(provider);
}
static int stm32_usbphyc_probe(struct platform_device *pdev)
{
struct stm32_usbphyc *usbphyc;
struct device *dev = &pdev->dev;
struct device_node *child, *np = dev->of_node;
struct resource *res;
struct phy_provider *phy_provider;
u32 version;
int ret, port = 0;
usbphyc = devm_kzalloc(dev, sizeof(*usbphyc), GFP_KERNEL);
if (!usbphyc)
return -ENOMEM;
usbphyc->dev = dev;
dev_set_drvdata(dev, usbphyc);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
usbphyc->base = devm_ioremap_resource(dev, res);
if (IS_ERR(usbphyc->base))
return PTR_ERR(usbphyc->base);
usbphyc->clk = devm_clk_get(dev, 0);
if (IS_ERR(usbphyc->clk)) {
ret = PTR_ERR(usbphyc->clk);
dev_err(dev, "clk get failed: %d\n", ret);
return ret;
}
ret = clk_prepare_enable(usbphyc->clk);
if (ret) {
dev_err(dev, "clk enable failed: %d\n", ret);
return ret;
}
usbphyc->rst = devm_reset_control_get(dev, 0);
if (!IS_ERR(usbphyc->rst)) {
reset_control_assert(usbphyc->rst);
udelay(2);
reset_control_deassert(usbphyc->rst);
}
usbphyc->switch_setup = -EINVAL;
usbphyc->nphys = of_get_child_count(np);
usbphyc->phys = devm_kcalloc(dev, usbphyc->nphys,
sizeof(*usbphyc->phys), GFP_KERNEL);
if (!usbphyc->phys) {
ret = -ENOMEM;
goto clk_disable;
}
for_each_child_of_node(np, child) {
struct stm32_usbphyc_phy *usbphyc_phy;
struct phy *phy;
u32 index;
int i;
phy = devm_phy_create(dev, child, &stm32_usbphyc_phy_ops);
if (IS_ERR(phy)) {
ret = PTR_ERR(phy);
if (ret != -EPROBE_DEFER)
dev_err(dev, "failed to create phy%d: %d\n",
port, ret);
goto put_child;
}
usbphyc_phy = devm_kzalloc(dev, sizeof(*usbphyc_phy),
GFP_KERNEL);
if (!usbphyc_phy) {
ret = -ENOMEM;
goto put_child;
}
for (i = 0; i < NUM_SUPPLIES; i++)
usbphyc_phy->supplies[i].supply = supplies_names[i];
ret = devm_regulator_bulk_get(&phy->dev, NUM_SUPPLIES,
usbphyc_phy->supplies);
if (ret) {
if (ret != -EPROBE_DEFER)
dev_err(&phy->dev,
"failed to get regulators: %d\n", ret);
goto put_child;
}
ret = of_property_read_u32(child, "reg", &index);
if (ret || index > usbphyc->nphys) {
dev_err(&phy->dev, "invalid reg property: %d\n", ret);
goto put_child;
}
usbphyc->phys[port] = usbphyc_phy;
phy_set_bus_width(phy, 8);
phy_set_drvdata(phy, usbphyc_phy);
usbphyc->phys[port]->phy = phy;
usbphyc->phys[port]->usbphyc = usbphyc;
usbphyc->phys[port]->index = index;
usbphyc->phys[port]->active = false;
port++;
}
phy_provider = devm_of_phy_provider_register(dev,
stm32_usbphyc_of_xlate);
if (IS_ERR(phy_provider)) {
ret = PTR_ERR(phy_provider);
dev_err(dev, "failed to register phy provider: %d\n", ret);
goto clk_disable;
}
version = readl_relaxed(usbphyc->base + STM32_USBPHYC_VERSION);
dev_info(dev, "registered rev:%lu.%lu\n",
FIELD_GET(MAJREV, version), FIELD_GET(MINREV, version));
return 0;
put_child:
of_node_put(child);
clk_disable:
clk_disable_unprepare(usbphyc->clk);
return ret;
}
static int stih407_usb2_picophy_probe(struct platform_device *pdev)
{
struct stih407_usb2_picophy *phy_dev;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
struct phy_provider *phy_provider;
struct phy *phy;
struct resource *res;
phy_dev = devm_kzalloc(dev, sizeof(*phy_dev), GFP_KERNEL);
if (!phy_dev)
return -ENOMEM;
phy_dev->dev = dev;
dev_set_drvdata(dev, phy_dev);
phy_dev->rstc = devm_reset_control_get(dev, "global");
if (IS_ERR(phy_dev->rstc)) {
dev_err(dev, "failed to ctrl picoPHY reset\n");
return PTR_ERR(phy_dev->rstc);
}
phy_dev->rstport = devm_reset_control_get(dev, "port");
if (IS_ERR(phy_dev->rstport)) {
dev_err(dev, "failed to ctrl picoPHY reset\n");
return PTR_ERR(phy_dev->rstport);
}
/* Reset port by default: only deassert it in phy init */
reset_control_assert(phy_dev->rstport);
phy_dev->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscfg");
if (IS_ERR(phy_dev->regmap)) {
dev_err(dev, "No syscfg phandle specified\n");
return PTR_ERR(phy_dev->regmap);
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl");
if (!res) {
dev_err(dev, "No ctrl reg found\n");
return -ENXIO;
}
phy_dev->ctrl = res->start;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "param");
if (!res) {
dev_err(dev, "No param reg found\n");
return -ENXIO;
}
phy_dev->param = res->start;
phy = devm_phy_create(dev, NULL, &stih407_usb2_picophy_data, NULL);
if (IS_ERR(phy)) {
dev_err(dev, "failed to create Display Port PHY\n");
return PTR_ERR(phy);
}
phy_dev->phy = phy;
phy_set_drvdata(phy, phy_dev);
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
dev_info(dev, "STiH407 USB Generic picoPHY driver probed!");
return 0;
}
static int ti_pipe3_probe(struct platform_device *pdev)
{
struct ti_pipe3 *phy;
struct phy *generic_phy;
struct phy_provider *phy_provider;
struct resource *res;
struct device_node *node = pdev->dev.of_node;
struct device_node *control_node;
struct platform_device *control_pdev;
const struct of_device_id *match;
struct clk *clk;
phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
phy->dev = &pdev->dev;
spin_lock_init(&phy->lock);
if (!of_device_is_compatible(node, "ti,phy-pipe3-pcie")) {
match = of_match_device(of_match_ptr(ti_pipe3_id_table),
&pdev->dev);
if (!match)
return -EINVAL;
phy->dpll_map = (struct pipe3_dpll_map *)match->data;
if (!phy->dpll_map) {
dev_err(&pdev->dev, "no DPLL data\n");
return -EINVAL;
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"pll_ctrl");
phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(phy->pll_ctrl_base))
return PTR_ERR(phy->pll_ctrl_base);
phy->sys_clk = devm_clk_get(phy->dev, "sysclk");
if (IS_ERR(phy->sys_clk)) {
dev_err(&pdev->dev, "unable to get sysclk\n");
return -EINVAL;
}
}
phy->refclk = devm_clk_get(phy->dev, "refclk");
if (IS_ERR(phy->refclk)) {
dev_err(&pdev->dev, "unable to get refclk\n");
/* older DTBs have missing refclk in SATA PHY
* so don't bail out in case of SATA PHY.
*/
if (!of_device_is_compatible(node, "ti,phy-pipe3-sata"))
return PTR_ERR(phy->refclk);
}
if (!of_device_is_compatible(node, "ti,phy-pipe3-sata")) {
phy->wkupclk = devm_clk_get(phy->dev, "wkupclk");
if (IS_ERR(phy->wkupclk)) {
dev_err(&pdev->dev, "unable to get wkupclk\n");
return PTR_ERR(phy->wkupclk);
}
} else {
phy->wkupclk = ERR_PTR(-ENODEV);
}
if (of_device_is_compatible(node, "ti,phy-pipe3-pcie")) {
clk = devm_clk_get(phy->dev, "dpll_ref");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "unable to get dpll ref clk\n");
return PTR_ERR(clk);
}
clk_set_rate(clk, 1500000000);
clk = devm_clk_get(phy->dev, "dpll_ref_m2");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "unable to get dpll ref m2 clk\n");
return PTR_ERR(clk);
}
clk_set_rate(clk, 100000000);
clk = devm_clk_get(phy->dev, "phy-div");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "unable to get phy-div clk\n");
return PTR_ERR(clk);
}
clk_set_rate(clk, 100000000);
phy->div_clk = devm_clk_get(phy->dev, "div-clk");
if (IS_ERR(phy->div_clk)) {
dev_err(&pdev->dev, "unable to get div-clk\n");
return PTR_ERR(phy->div_clk);
}
} else {
phy->div_clk = ERR_PTR(-ENODEV);
}
control_node = of_parse_phandle(node, "ctrl-module", 0);
if (!control_node) {
dev_err(&pdev->dev, "Failed to get control device phandle\n");
return -EINVAL;
}
control_pdev = of_find_device_by_node(control_node);
if (!control_pdev) {
dev_err(&pdev->dev, "Failed to get control device\n");
return -EINVAL;
}
phy->control_dev = &control_pdev->dev;
omap_control_phy_power(phy->control_dev, 0);
platform_set_drvdata(pdev, phy);
pm_runtime_enable(phy->dev);
generic_phy = devm_phy_create(phy->dev, NULL, &ops);
if (IS_ERR(generic_phy))
return PTR_ERR(generic_phy);
phy_set_drvdata(generic_phy, phy);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
pm_runtime_get(&pdev->dev);
return 0;
}
static int qcom_usb_hs_phy_probe(struct ulpi *ulpi)
{
struct qcom_usb_hs_phy *uphy;
struct phy_provider *p;
struct clk *clk;
struct regulator *reg;
struct reset_control *reset;
int size;
int ret;
uphy = devm_kzalloc(&ulpi->dev, sizeof(*uphy), GFP_KERNEL);
if (!uphy)
return -ENOMEM;
ulpi_set_drvdata(ulpi, uphy);
uphy->ulpi = ulpi;
size = of_property_count_u8_elems(ulpi->dev.of_node, "qcom,init-seq");
if (size < 0)
size = 0;
uphy->init_seq = devm_kmalloc_array(&ulpi->dev, (size / 2) + 1,
sizeof(*uphy->init_seq), GFP_KERNEL);
if (!uphy->init_seq)
return -ENOMEM;
ret = of_property_read_u8_array(ulpi->dev.of_node, "qcom,init-seq",
(u8 *)uphy->init_seq, size);
if (ret && size)
return ret;
/* NUL terminate */
uphy->init_seq[size / 2].addr = uphy->init_seq[size / 2].val = 0;
uphy->ref_clk = clk = devm_clk_get(&ulpi->dev, "ref");
if (IS_ERR(clk))
return PTR_ERR(clk);
uphy->sleep_clk = clk = devm_clk_get(&ulpi->dev, "sleep");
if (IS_ERR(clk))
return PTR_ERR(clk);
uphy->v1p8 = reg = devm_regulator_get(&ulpi->dev, "v1p8");
if (IS_ERR(reg))
return PTR_ERR(reg);
uphy->v3p3 = reg = devm_regulator_get(&ulpi->dev, "v3p3");
if (IS_ERR(reg))
return PTR_ERR(reg);
uphy->reset = reset = devm_reset_control_get(&ulpi->dev, "por");
if (IS_ERR(reset)) {
if (PTR_ERR(reset) == -EPROBE_DEFER)
return PTR_ERR(reset);
uphy->reset = NULL;
}
uphy->phy = devm_phy_create(&ulpi->dev, ulpi->dev.of_node,
&qcom_usb_hs_phy_ops);
if (IS_ERR(uphy->phy))
return PTR_ERR(uphy->phy);
uphy->vbus_edev = extcon_get_edev_by_phandle(&ulpi->dev, 0);
if (IS_ERR(uphy->vbus_edev)) {
if (PTR_ERR(uphy->vbus_edev) != -ENODEV)
return PTR_ERR(uphy->vbus_edev);
uphy->vbus_edev = NULL;
}
uphy->vbus_notify.notifier_call = qcom_usb_hs_phy_vbus_notifier;
phy_set_drvdata(uphy->phy, uphy);
p = devm_of_phy_provider_register(&ulpi->dev, of_phy_simple_xlate);
return PTR_ERR_OR_ZERO(p);
}