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path: root/drivers/phy/ti/phy-tusb1210.c
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-rw-r--r--drivers/phy/ti/phy-tusb1210.c586
1 files changed, 586 insertions, 0 deletions
diff --git a/drivers/phy/ti/phy-tusb1210.c b/drivers/phy/ti/phy-tusb1210.c
new file mode 100644
index 000000000..669c13d6e
--- /dev/null
+++ b/drivers/phy/ti/phy-tusb1210.c
@@ -0,0 +1,586 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * tusb1210.c - TUSB1210 USB ULPI PHY driver
+ *
+ * Copyright (C) 2015 Intel Corporation
+ *
+ * Author: Heikki Krogerus <heikki.krogerus@linux.intel.com>
+ */
+#include <linux/module.h>
+#include <linux/bitfield.h>
+#include <linux/delay.h>
+#include <linux/ulpi/driver.h>
+#include <linux/ulpi/regs.h>
+#include <linux/gpio/consumer.h>
+#include <linux/phy/ulpi_phy.h>
+#include <linux/power_supply.h>
+#include <linux/workqueue.h>
+
+#define TUSB1211_POWER_CONTROL 0x3d
+#define TUSB1211_POWER_CONTROL_SET 0x3e
+#define TUSB1211_POWER_CONTROL_CLEAR 0x3f
+#define TUSB1211_POWER_CONTROL_SW_CONTROL BIT(0)
+#define TUSB1211_POWER_CONTROL_DET_COMP BIT(1)
+#define TUSB1211_POWER_CONTROL_DP_VSRC_EN BIT(6)
+
+#define TUSB1210_VENDOR_SPECIFIC2 0x80
+#define TUSB1210_VENDOR_SPECIFIC2_IHSTX_MASK GENMASK(3, 0)
+#define TUSB1210_VENDOR_SPECIFIC2_ZHSDRV_MASK GENMASK(5, 4)
+#define TUSB1210_VENDOR_SPECIFIC2_DP_MASK BIT(6)
+
+#define TUSB1211_VENDOR_SPECIFIC3 0x85
+#define TUSB1211_VENDOR_SPECIFIC3_SET 0x86
+#define TUSB1211_VENDOR_SPECIFIC3_CLEAR 0x87
+#define TUSB1211_VENDOR_SPECIFIC3_SW_USB_DET BIT(4)
+#define TUSB1211_VENDOR_SPECIFIC3_CHGD_IDP_SRC_EN BIT(6)
+
+#define TUSB1210_RESET_TIME_MS 50
+
+#define TUSB1210_CHG_DET_MAX_RETRIES 5
+
+/* TUSB1210 charger detection work states */
+enum tusb1210_chg_det_state {
+ TUSB1210_CHG_DET_CONNECTING,
+ TUSB1210_CHG_DET_START_DET,
+ TUSB1210_CHG_DET_READ_DET,
+ TUSB1210_CHG_DET_FINISH_DET,
+ TUSB1210_CHG_DET_CONNECTED,
+ TUSB1210_CHG_DET_DISCONNECTING,
+ TUSB1210_CHG_DET_DISCONNECTING_DONE,
+ TUSB1210_CHG_DET_DISCONNECTED,
+};
+
+struct tusb1210 {
+ struct ulpi *ulpi;
+ struct phy *phy;
+ struct gpio_desc *gpio_reset;
+ struct gpio_desc *gpio_cs;
+ u8 otg_ctrl;
+ u8 vendor_specific2;
+#ifdef CONFIG_POWER_SUPPLY
+ enum power_supply_usb_type chg_type;
+ enum tusb1210_chg_det_state chg_det_state;
+ int chg_det_retries;
+ struct delayed_work chg_det_work;
+ struct notifier_block psy_nb;
+ struct power_supply *psy;
+ struct power_supply *charger;
+#endif
+};
+
+static int tusb1210_ulpi_write(struct tusb1210 *tusb, u8 reg, u8 val)
+{
+ int ret;
+
+ ret = ulpi_write(tusb->ulpi, reg, val);
+ if (ret)
+ dev_err(&tusb->ulpi->dev, "error %d writing val 0x%02x to reg 0x%02x\n",
+ ret, val, reg);
+
+ return ret;
+}
+
+static int tusb1210_ulpi_read(struct tusb1210 *tusb, u8 reg, u8 *val)
+{
+ int ret;
+
+ ret = ulpi_read(tusb->ulpi, reg);
+ if (ret >= 0) {
+ *val = ret;
+ ret = 0;
+ } else {
+ dev_err(&tusb->ulpi->dev, "error %d reading reg 0x%02x\n", ret, reg);
+ }
+
+ return ret;
+}
+
+static int tusb1210_power_on(struct phy *phy)
+{
+ struct tusb1210 *tusb = phy_get_drvdata(phy);
+
+ gpiod_set_value_cansleep(tusb->gpio_reset, 1);
+ gpiod_set_value_cansleep(tusb->gpio_cs, 1);
+
+ msleep(TUSB1210_RESET_TIME_MS);
+
+ /* Restore the optional eye diagram optimization value */
+ tusb1210_ulpi_write(tusb, TUSB1210_VENDOR_SPECIFIC2, tusb->vendor_specific2);
+
+ return 0;
+}
+
+static int tusb1210_power_off(struct phy *phy)
+{
+ struct tusb1210 *tusb = phy_get_drvdata(phy);
+
+ gpiod_set_value_cansleep(tusb->gpio_reset, 0);
+ gpiod_set_value_cansleep(tusb->gpio_cs, 0);
+
+ return 0;
+}
+
+static int tusb1210_set_mode(struct phy *phy, enum phy_mode mode, int submode)
+{
+ struct tusb1210 *tusb = phy_get_drvdata(phy);
+ int ret;
+ u8 reg;
+
+ ret = tusb1210_ulpi_read(tusb, ULPI_OTG_CTRL, &reg);
+ if (ret < 0)
+ return ret;
+
+ switch (mode) {
+ case PHY_MODE_USB_HOST:
+ reg |= (ULPI_OTG_CTRL_DRVVBUS_EXT
+ | ULPI_OTG_CTRL_ID_PULLUP
+ | ULPI_OTG_CTRL_DP_PULLDOWN
+ | ULPI_OTG_CTRL_DM_PULLDOWN);
+ tusb1210_ulpi_write(tusb, ULPI_OTG_CTRL, reg);
+ reg |= ULPI_OTG_CTRL_DRVVBUS;
+ break;
+ case PHY_MODE_USB_DEVICE:
+ reg &= ~(ULPI_OTG_CTRL_DRVVBUS
+ | ULPI_OTG_CTRL_DP_PULLDOWN
+ | ULPI_OTG_CTRL_DM_PULLDOWN);
+ tusb1210_ulpi_write(tusb, ULPI_OTG_CTRL, reg);
+ reg &= ~ULPI_OTG_CTRL_DRVVBUS_EXT;
+ break;
+ default:
+ /* nothing */
+ return 0;
+ }
+
+ tusb->otg_ctrl = reg;
+ return tusb1210_ulpi_write(tusb, ULPI_OTG_CTRL, reg);
+}
+
+#ifdef CONFIG_POWER_SUPPLY
+static const char * const tusb1210_chg_det_states[] = {
+ "CHG_DET_CONNECTING",
+ "CHG_DET_START_DET",
+ "CHG_DET_READ_DET",
+ "CHG_DET_FINISH_DET",
+ "CHG_DET_CONNECTED",
+ "CHG_DET_DISCONNECTING",
+ "CHG_DET_DISCONNECTING_DONE",
+ "CHG_DET_DISCONNECTED",
+};
+
+static void tusb1210_reset(struct tusb1210 *tusb)
+{
+ gpiod_set_value_cansleep(tusb->gpio_reset, 0);
+ usleep_range(200, 500);
+ gpiod_set_value_cansleep(tusb->gpio_reset, 1);
+}
+
+static void tusb1210_chg_det_set_type(struct tusb1210 *tusb,
+ enum power_supply_usb_type type)
+{
+ dev_dbg(&tusb->ulpi->dev, "charger type: %d\n", type);
+ tusb->chg_type = type;
+ tusb->chg_det_retries = 0;
+ power_supply_changed(tusb->psy);
+}
+
+static void tusb1210_chg_det_set_state(struct tusb1210 *tusb,
+ enum tusb1210_chg_det_state new_state,
+ int delay_ms)
+{
+ if (delay_ms)
+ dev_dbg(&tusb->ulpi->dev, "chg_det new state %s in %d ms\n",
+ tusb1210_chg_det_states[new_state], delay_ms);
+
+ tusb->chg_det_state = new_state;
+ mod_delayed_work(system_long_wq, &tusb->chg_det_work,
+ msecs_to_jiffies(delay_ms));
+}
+
+static void tusb1210_chg_det_handle_ulpi_error(struct tusb1210 *tusb)
+{
+ tusb1210_reset(tusb);
+ if (tusb->chg_det_retries < TUSB1210_CHG_DET_MAX_RETRIES) {
+ tusb->chg_det_retries++;
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_START_DET,
+ TUSB1210_RESET_TIME_MS);
+ } else {
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_FINISH_DET,
+ TUSB1210_RESET_TIME_MS);
+ }
+}
+
+/*
+ * Boards using a TUSB121x for charger-detection have 3 power_supply class devs:
+ *
+ * tusb1211-charger-detect(1) -> charger -> fuel-gauge
+ *
+ * To determine if an USB charger is connected to the board, the online prop of
+ * the charger psy needs to be read. Since the tusb1211-charger-detect psy is
+ * the start of the supplier -> supplied-to chain, power_supply_am_i_supplied()
+ * cannot be used here.
+ *
+ * Instead, below is a list of the power_supply names of known chargers for
+ * these boards and the charger psy is looked up by name from this list.
+ *
+ * (1) modelling the external USB charger
+ */
+static const char * const tusb1210_chargers[] = {
+ "bq24190-charger",
+};
+
+static bool tusb1210_get_online(struct tusb1210 *tusb)
+{
+ union power_supply_propval val;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(tusb1210_chargers) && !tusb->charger; i++)
+ tusb->charger = power_supply_get_by_name(tusb1210_chargers[i]);
+
+ if (!tusb->charger)
+ return false;
+
+ if (power_supply_get_property(tusb->charger, POWER_SUPPLY_PROP_ONLINE, &val))
+ return false;
+
+ return val.intval;
+}
+
+static void tusb1210_chg_det_work(struct work_struct *work)
+{
+ struct tusb1210 *tusb = container_of(work, struct tusb1210, chg_det_work.work);
+ bool vbus_present = tusb1210_get_online(tusb);
+ int ret;
+ u8 val;
+
+ dev_dbg(&tusb->ulpi->dev, "chg_det state %s vbus_present %d\n",
+ tusb1210_chg_det_states[tusb->chg_det_state], vbus_present);
+
+ switch (tusb->chg_det_state) {
+ case TUSB1210_CHG_DET_CONNECTING:
+ tusb->chg_type = POWER_SUPPLY_USB_TYPE_UNKNOWN;
+ tusb->chg_det_retries = 0;
+ /* Power on USB controller for ulpi_read()/_write() */
+ ret = pm_runtime_resume_and_get(tusb->ulpi->dev.parent);
+ if (ret < 0) {
+ dev_err(&tusb->ulpi->dev, "error %d runtime-resuming\n", ret);
+ /* Should never happen, skip charger detection */
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_CONNECTED, 0);
+ return;
+ }
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_START_DET, 0);
+ break;
+ case TUSB1210_CHG_DET_START_DET:
+ /*
+ * Use the builtin charger detection FSM to keep things simple.
+ * This only detects DCP / SDP. This is good enough for the few
+ * boards which actually rely on the phy for charger detection.
+ */
+ mutex_lock(&tusb->phy->mutex);
+ ret = tusb1210_ulpi_write(tusb, TUSB1211_VENDOR_SPECIFIC3_SET,
+ TUSB1211_VENDOR_SPECIFIC3_SW_USB_DET);
+ mutex_unlock(&tusb->phy->mutex);
+ if (ret) {
+ tusb1210_chg_det_handle_ulpi_error(tusb);
+ break;
+ }
+
+ /* Wait 400 ms for the charger detection FSM to finish */
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_READ_DET, 400);
+ break;
+ case TUSB1210_CHG_DET_READ_DET:
+ mutex_lock(&tusb->phy->mutex);
+ ret = tusb1210_ulpi_read(tusb, TUSB1211_POWER_CONTROL, &val);
+ mutex_unlock(&tusb->phy->mutex);
+ if (ret) {
+ tusb1210_chg_det_handle_ulpi_error(tusb);
+ break;
+ }
+
+ if (val & TUSB1211_POWER_CONTROL_DET_COMP)
+ tusb1210_chg_det_set_type(tusb, POWER_SUPPLY_USB_TYPE_DCP);
+ else
+ tusb1210_chg_det_set_type(tusb, POWER_SUPPLY_USB_TYPE_SDP);
+
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_FINISH_DET, 0);
+ break;
+ case TUSB1210_CHG_DET_FINISH_DET:
+ mutex_lock(&tusb->phy->mutex);
+
+ /* Set SW_CONTROL to stop the charger-det FSM */
+ ret = tusb1210_ulpi_write(tusb, TUSB1211_POWER_CONTROL_SET,
+ TUSB1211_POWER_CONTROL_SW_CONTROL);
+
+ /* Clear DP_VSRC_EN which may have been enabled by the charger-det FSM */
+ ret |= tusb1210_ulpi_write(tusb, TUSB1211_POWER_CONTROL_CLEAR,
+ TUSB1211_POWER_CONTROL_DP_VSRC_EN);
+
+ /* Clear CHGD_IDP_SRC_EN (may have been enabled by the charger-det FSM) */
+ ret |= tusb1210_ulpi_write(tusb, TUSB1211_VENDOR_SPECIFIC3_CLEAR,
+ TUSB1211_VENDOR_SPECIFIC3_CHGD_IDP_SRC_EN);
+
+ /* If any of the above fails reset the phy */
+ if (ret) {
+ tusb1210_reset(tusb);
+ msleep(TUSB1210_RESET_TIME_MS);
+ }
+
+ /* Restore phy-parameters and OTG_CTRL register */
+ tusb1210_ulpi_write(tusb, ULPI_OTG_CTRL, tusb->otg_ctrl);
+ tusb1210_ulpi_write(tusb, TUSB1210_VENDOR_SPECIFIC2,
+ tusb->vendor_specific2);
+
+ mutex_unlock(&tusb->phy->mutex);
+
+ pm_runtime_put(tusb->ulpi->dev.parent);
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_CONNECTED, 0);
+ break;
+ case TUSB1210_CHG_DET_CONNECTED:
+ if (!vbus_present)
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_DISCONNECTING, 0);
+ break;
+ case TUSB1210_CHG_DET_DISCONNECTING:
+ /*
+ * The phy seems to take approx. 600ms longer then the charger
+ * chip (which is used to get vbus_present) to determine Vbus
+ * session end. Wait 800ms to ensure the phy has detected and
+ * signalled Vbus session end.
+ */
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_DISCONNECTING_DONE, 800);
+ break;
+ case TUSB1210_CHG_DET_DISCONNECTING_DONE:
+ /*
+ * The phy often stops reacting to ulpi_read()/_write requests
+ * after a Vbus-session end. Reset it to work around this.
+ */
+ tusb1210_reset(tusb);
+ tusb1210_chg_det_set_type(tusb, POWER_SUPPLY_USB_TYPE_UNKNOWN);
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_DISCONNECTED, 0);
+ break;
+ case TUSB1210_CHG_DET_DISCONNECTED:
+ if (vbus_present)
+ tusb1210_chg_det_set_state(tusb, TUSB1210_CHG_DET_CONNECTING, 0);
+ break;
+ }
+}
+
+static int tusb1210_psy_notifier(struct notifier_block *nb,
+ unsigned long event, void *ptr)
+{
+ struct tusb1210 *tusb = container_of(nb, struct tusb1210, psy_nb);
+ struct power_supply *psy = ptr;
+
+ if (psy != tusb->psy && psy->desc->type == POWER_SUPPLY_TYPE_USB)
+ queue_delayed_work(system_long_wq, &tusb->chg_det_work, 0);
+
+ return NOTIFY_OK;
+}
+
+static int tusb1210_psy_get_prop(struct power_supply *psy,
+ enum power_supply_property psp,
+ union power_supply_propval *val)
+{
+ struct tusb1210 *tusb = power_supply_get_drvdata(psy);
+
+ switch (psp) {
+ case POWER_SUPPLY_PROP_ONLINE:
+ val->intval = tusb1210_get_online(tusb);
+ break;
+ case POWER_SUPPLY_PROP_USB_TYPE:
+ val->intval = tusb->chg_type;
+ break;
+ case POWER_SUPPLY_PROP_CURRENT_MAX:
+ if (tusb->chg_type == POWER_SUPPLY_USB_TYPE_DCP)
+ val->intval = 2000000;
+ else
+ val->intval = 500000;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const enum power_supply_usb_type tusb1210_psy_usb_types[] = {
+ POWER_SUPPLY_USB_TYPE_SDP,
+ POWER_SUPPLY_USB_TYPE_DCP,
+ POWER_SUPPLY_USB_TYPE_UNKNOWN,
+};
+
+static const enum power_supply_property tusb1210_psy_props[] = {
+ POWER_SUPPLY_PROP_ONLINE,
+ POWER_SUPPLY_PROP_USB_TYPE,
+ POWER_SUPPLY_PROP_CURRENT_MAX,
+};
+
+static const struct power_supply_desc tusb1210_psy_desc = {
+ .name = "tusb1211-charger-detect",
+ .type = POWER_SUPPLY_TYPE_USB,
+ .usb_types = tusb1210_psy_usb_types,
+ .num_usb_types = ARRAY_SIZE(tusb1210_psy_usb_types),
+ .properties = tusb1210_psy_props,
+ .num_properties = ARRAY_SIZE(tusb1210_psy_props),
+ .get_property = tusb1210_psy_get_prop,
+};
+
+/* Setup charger detection if requested, on errors continue without chg-det */
+static void tusb1210_probe_charger_detect(struct tusb1210 *tusb)
+{
+ struct power_supply_config psy_cfg = { .drv_data = tusb };
+ struct device *dev = &tusb->ulpi->dev;
+ int ret;
+
+ if (!device_property_read_bool(dev->parent, "linux,phy_charger_detect"))
+ return;
+
+ if (tusb->ulpi->id.product != 0x1508) {
+ dev_err(dev, "error charger detection is only supported on the TUSB1211\n");
+ return;
+ }
+
+ ret = tusb1210_ulpi_read(tusb, ULPI_OTG_CTRL, &tusb->otg_ctrl);
+ if (ret)
+ return;
+
+ tusb->psy = power_supply_register(dev, &tusb1210_psy_desc, &psy_cfg);
+ if (IS_ERR(tusb->psy))
+ return;
+
+ /*
+ * Delay initial run by 2 seconds to allow the charger driver,
+ * which is used to determine vbus_present, to load.
+ */
+ tusb->chg_det_state = TUSB1210_CHG_DET_DISCONNECTED;
+ INIT_DELAYED_WORK(&tusb->chg_det_work, tusb1210_chg_det_work);
+ queue_delayed_work(system_long_wq, &tusb->chg_det_work, 2 * HZ);
+
+ tusb->psy_nb.notifier_call = tusb1210_psy_notifier;
+ power_supply_reg_notifier(&tusb->psy_nb);
+}
+
+static void tusb1210_remove_charger_detect(struct tusb1210 *tusb)
+{
+
+ if (!IS_ERR_OR_NULL(tusb->psy)) {
+ power_supply_unreg_notifier(&tusb->psy_nb);
+ cancel_delayed_work_sync(&tusb->chg_det_work);
+ power_supply_unregister(tusb->psy);
+ }
+
+ if (tusb->charger)
+ power_supply_put(tusb->charger);
+}
+#else
+static void tusb1210_probe_charger_detect(struct tusb1210 *tusb) { }
+static void tusb1210_remove_charger_detect(struct tusb1210 *tusb) { }
+#endif
+
+static const struct phy_ops phy_ops = {
+ .power_on = tusb1210_power_on,
+ .power_off = tusb1210_power_off,
+ .set_mode = tusb1210_set_mode,
+ .owner = THIS_MODULE,
+};
+
+static int tusb1210_probe(struct ulpi *ulpi)
+{
+ struct tusb1210 *tusb;
+ u8 val, reg;
+ int ret;
+
+ tusb = devm_kzalloc(&ulpi->dev, sizeof(*tusb), GFP_KERNEL);
+ if (!tusb)
+ return -ENOMEM;
+
+ tusb->ulpi = ulpi;
+
+ tusb->gpio_reset = devm_gpiod_get_optional(&ulpi->dev, "reset",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(tusb->gpio_reset))
+ return PTR_ERR(tusb->gpio_reset);
+
+ gpiod_set_value_cansleep(tusb->gpio_reset, 1);
+
+ tusb->gpio_cs = devm_gpiod_get_optional(&ulpi->dev, "cs",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(tusb->gpio_cs))
+ return PTR_ERR(tusb->gpio_cs);
+
+ gpiod_set_value_cansleep(tusb->gpio_cs, 1);
+
+ /*
+ * VENDOR_SPECIFIC2 register in TUSB1210 can be used for configuring eye
+ * diagram optimization and DP/DM swap.
+ */
+
+ ret = tusb1210_ulpi_read(tusb, TUSB1210_VENDOR_SPECIFIC2, &reg);
+ if (ret)
+ return ret;
+
+ /* High speed output drive strength configuration */
+ if (!device_property_read_u8(&ulpi->dev, "ihstx", &val))
+ u8p_replace_bits(&reg, val, (u8)TUSB1210_VENDOR_SPECIFIC2_IHSTX_MASK);
+
+ /* High speed output impedance configuration */
+ if (!device_property_read_u8(&ulpi->dev, "zhsdrv", &val))
+ u8p_replace_bits(&reg, val, (u8)TUSB1210_VENDOR_SPECIFIC2_ZHSDRV_MASK);
+
+ /* DP/DM swap control */
+ if (!device_property_read_u8(&ulpi->dev, "datapolarity", &val))
+ u8p_replace_bits(&reg, val, (u8)TUSB1210_VENDOR_SPECIFIC2_DP_MASK);
+
+ ret = tusb1210_ulpi_write(tusb, TUSB1210_VENDOR_SPECIFIC2, reg);
+ if (ret)
+ return ret;
+
+ tusb->vendor_specific2 = reg;
+
+ tusb1210_probe_charger_detect(tusb);
+
+ tusb->phy = ulpi_phy_create(ulpi, &phy_ops);
+ if (IS_ERR(tusb->phy)) {
+ ret = PTR_ERR(tusb->phy);
+ goto err_remove_charger;
+ }
+
+ phy_set_drvdata(tusb->phy, tusb);
+ ulpi_set_drvdata(ulpi, tusb);
+ return 0;
+
+err_remove_charger:
+ tusb1210_remove_charger_detect(tusb);
+ return ret;
+}
+
+static void tusb1210_remove(struct ulpi *ulpi)
+{
+ struct tusb1210 *tusb = ulpi_get_drvdata(ulpi);
+
+ ulpi_phy_destroy(ulpi, tusb->phy);
+ tusb1210_remove_charger_detect(tusb);
+}
+
+#define TI_VENDOR_ID 0x0451
+
+static const struct ulpi_device_id tusb1210_ulpi_id[] = {
+ { TI_VENDOR_ID, 0x1507, }, /* TUSB1210 */
+ { TI_VENDOR_ID, 0x1508, }, /* TUSB1211 */
+ { },
+};
+MODULE_DEVICE_TABLE(ulpi, tusb1210_ulpi_id);
+
+static struct ulpi_driver tusb1210_driver = {
+ .id_table = tusb1210_ulpi_id,
+ .probe = tusb1210_probe,
+ .remove = tusb1210_remove,
+ .driver = {
+ .name = "tusb1210",
+ .owner = THIS_MODULE,
+ },
+};
+
+module_ulpi_driver(tusb1210_driver);
+
+MODULE_AUTHOR("Intel Corporation");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("TUSB1210 ULPI PHY driver");