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@@ -56,7 +56,7 @@ static u16 isp170x_id[] = {
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struct isp1704_charger {
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struct device *dev;
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struct power_supply psy;
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- struct usb_phy *otg;
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+ struct usb_phy *phy;
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struct notifier_block nb;
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struct work_struct work;
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@@ -71,6 +71,16 @@ struct isp1704_charger {
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unsigned max_power;
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};
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+static inline int isp1704_read(struct isp1704_charger *isp, u32 reg)
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+{
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+ return usb_phy_io_read(isp->phy, reg);
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+}
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+
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+static inline int isp1704_write(struct isp1704_charger *isp, u32 val, u32 reg)
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+{
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+ return usb_phy_io_write(isp->phy, val, reg);
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+}
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+
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/*
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* Disable/enable the power from the isp1704 if a function for it
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* has been provided with platform data.
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@@ -97,31 +107,31 @@ static inline int isp1704_charger_type(struct isp1704_charger *isp)
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u8 otg_ctrl;
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int type = POWER_SUPPLY_TYPE_USB_DCP;
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- func_ctrl = otg_io_read(isp->otg, ULPI_FUNC_CTRL);
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- otg_ctrl = otg_io_read(isp->otg, ULPI_OTG_CTRL);
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+ func_ctrl = isp1704_read(isp, ULPI_FUNC_CTRL);
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+ otg_ctrl = isp1704_read(isp, ULPI_OTG_CTRL);
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/* disable pulldowns */
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reg = ULPI_OTG_CTRL_DM_PULLDOWN | ULPI_OTG_CTRL_DP_PULLDOWN;
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- otg_io_write(isp->otg, ULPI_CLR(ULPI_OTG_CTRL), reg);
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+ isp1704_write(isp, ULPI_CLR(ULPI_OTG_CTRL), reg);
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/* full speed */
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- otg_io_write(isp->otg, ULPI_CLR(ULPI_FUNC_CTRL),
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+ isp1704_write(isp, ULPI_CLR(ULPI_FUNC_CTRL),
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ULPI_FUNC_CTRL_XCVRSEL_MASK);
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- otg_io_write(isp->otg, ULPI_SET(ULPI_FUNC_CTRL),
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+ isp1704_write(isp, ULPI_SET(ULPI_FUNC_CTRL),
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ULPI_FUNC_CTRL_FULL_SPEED);
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/* Enable strong pull-up on DP (1.5K) and reset */
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reg = ULPI_FUNC_CTRL_TERMSELECT | ULPI_FUNC_CTRL_RESET;
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- otg_io_write(isp->otg, ULPI_SET(ULPI_FUNC_CTRL), reg);
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+ isp1704_write(isp, ULPI_SET(ULPI_FUNC_CTRL), reg);
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usleep_range(1000, 2000);
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- reg = otg_io_read(isp->otg, ULPI_DEBUG);
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+ reg = isp1704_read(isp, ULPI_DEBUG);
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if ((reg & 3) != 3)
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type = POWER_SUPPLY_TYPE_USB_CDP;
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/* recover original state */
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- otg_io_write(isp->otg, ULPI_FUNC_CTRL, func_ctrl);
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- otg_io_write(isp->otg, ULPI_OTG_CTRL, otg_ctrl);
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+ isp1704_write(isp, ULPI_FUNC_CTRL, func_ctrl);
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+ isp1704_write(isp, ULPI_OTG_CTRL, otg_ctrl);
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return type;
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}
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@@ -136,28 +146,28 @@ static inline int isp1704_charger_verify(struct isp1704_charger *isp)
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u8 r;
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/* Reset the transceiver */
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- r = otg_io_read(isp->otg, ULPI_FUNC_CTRL);
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+ r = isp1704_read(isp, ULPI_FUNC_CTRL);
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r |= ULPI_FUNC_CTRL_RESET;
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- otg_io_write(isp->otg, ULPI_FUNC_CTRL, r);
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+ isp1704_write(isp, ULPI_FUNC_CTRL, r);
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usleep_range(1000, 2000);
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/* Set normal mode */
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r &= ~(ULPI_FUNC_CTRL_RESET | ULPI_FUNC_CTRL_OPMODE_MASK);
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- otg_io_write(isp->otg, ULPI_FUNC_CTRL, r);
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+ isp1704_write(isp, ULPI_FUNC_CTRL, r);
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/* Clear the DP and DM pull-down bits */
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r = ULPI_OTG_CTRL_DP_PULLDOWN | ULPI_OTG_CTRL_DM_PULLDOWN;
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- otg_io_write(isp->otg, ULPI_CLR(ULPI_OTG_CTRL), r);
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+ isp1704_write(isp, ULPI_CLR(ULPI_OTG_CTRL), r);
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/* Enable strong pull-up on DP (1.5K) and reset */
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r = ULPI_FUNC_CTRL_TERMSELECT | ULPI_FUNC_CTRL_RESET;
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- otg_io_write(isp->otg, ULPI_SET(ULPI_FUNC_CTRL), r);
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+ isp1704_write(isp, ULPI_SET(ULPI_FUNC_CTRL), r);
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usleep_range(1000, 2000);
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/* Read the line state */
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- if (!otg_io_read(isp->otg, ULPI_DEBUG)) {
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+ if (!isp1704_read(isp, ULPI_DEBUG)) {
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/* Disable strong pull-up on DP (1.5K) */
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- otg_io_write(isp->otg, ULPI_CLR(ULPI_FUNC_CTRL),
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+ isp1704_write(isp, ULPI_CLR(ULPI_FUNC_CTRL),
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ULPI_FUNC_CTRL_TERMSELECT);
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return 1;
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}
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@@ -165,23 +175,23 @@ static inline int isp1704_charger_verify(struct isp1704_charger *isp)
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/* Is it a charger or PS/2 connection */
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/* Enable weak pull-up resistor on DP */
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- otg_io_write(isp->otg, ULPI_SET(ISP1704_PWR_CTRL),
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+ isp1704_write(isp, ULPI_SET(ISP1704_PWR_CTRL),
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ISP1704_PWR_CTRL_DP_WKPU_EN);
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/* Disable strong pull-up on DP (1.5K) */
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- otg_io_write(isp->otg, ULPI_CLR(ULPI_FUNC_CTRL),
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+ isp1704_write(isp, ULPI_CLR(ULPI_FUNC_CTRL),
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ULPI_FUNC_CTRL_TERMSELECT);
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/* Enable weak pull-down resistor on DM */
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- otg_io_write(isp->otg, ULPI_SET(ULPI_OTG_CTRL),
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+ isp1704_write(isp, ULPI_SET(ULPI_OTG_CTRL),
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ULPI_OTG_CTRL_DM_PULLDOWN);
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/* It's a charger if the line states are clear */
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- if (!(otg_io_read(isp->otg, ULPI_DEBUG)))
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+ if (!(isp1704_read(isp, ULPI_DEBUG)))
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ret = 1;
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/* Disable weak pull-up resistor on DP */
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- otg_io_write(isp->otg, ULPI_CLR(ISP1704_PWR_CTRL),
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+ isp1704_write(isp, ULPI_CLR(ISP1704_PWR_CTRL),
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ISP1704_PWR_CTRL_DP_WKPU_EN);
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return ret;
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@@ -193,14 +203,14 @@ static inline int isp1704_charger_detect(struct isp1704_charger *isp)
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u8 pwr_ctrl;
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int ret = 0;
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- pwr_ctrl = otg_io_read(isp->otg, ISP1704_PWR_CTRL);
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+ pwr_ctrl = isp1704_read(isp, ISP1704_PWR_CTRL);
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/* set SW control bit in PWR_CTRL register */
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- otg_io_write(isp->otg, ISP1704_PWR_CTRL,
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+ isp1704_write(isp, ISP1704_PWR_CTRL,
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ISP1704_PWR_CTRL_SWCTRL);
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/* enable manual charger detection */
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- otg_io_write(isp->otg, ULPI_SET(ISP1704_PWR_CTRL),
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+ isp1704_write(isp, ULPI_SET(ISP1704_PWR_CTRL),
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ISP1704_PWR_CTRL_SWCTRL
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| ISP1704_PWR_CTRL_DPVSRC_EN);
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usleep_range(1000, 2000);
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@@ -208,7 +218,7 @@ static inline int isp1704_charger_detect(struct isp1704_charger *isp)
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timeout = jiffies + msecs_to_jiffies(300);
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do {
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/* Check if there is a charger */
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- if (otg_io_read(isp->otg, ISP1704_PWR_CTRL)
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+ if (isp1704_read(isp, ISP1704_PWR_CTRL)
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& ISP1704_PWR_CTRL_VDAT_DET) {
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ret = isp1704_charger_verify(isp);
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break;
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@@ -216,7 +226,7 @@ static inline int isp1704_charger_detect(struct isp1704_charger *isp)
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} while (!time_after(jiffies, timeout) && isp->online);
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/* recover original state */
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- otg_io_write(isp->otg, ISP1704_PWR_CTRL, pwr_ctrl);
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+ isp1704_write(isp, ISP1704_PWR_CTRL, pwr_ctrl);
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return ret;
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}
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@@ -264,8 +274,8 @@ static void isp1704_charger_work(struct work_struct *data)
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case POWER_SUPPLY_TYPE_USB:
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default:
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/* enable data pullups */
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- if (isp->otg->gadget)
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- usb_gadget_connect(isp->otg->gadget);
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+ if (isp->phy->gadget)
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+ usb_gadget_connect(isp->phy->gadget);
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}
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break;
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case USB_EVENT_NONE:
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@@ -283,8 +293,8 @@ static void isp1704_charger_work(struct work_struct *data)
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* chargers. The pullups may be enabled elsewhere, so this can
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* not be the final solution.
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*/
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- if (isp->otg->gadget)
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- usb_gadget_disconnect(isp->otg->gadget);
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+ if (isp->phy->gadget)
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+ usb_gadget_disconnect(isp->phy->gadget);
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isp1704_charger_set_power(isp, 0);
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break;
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@@ -364,11 +374,11 @@ static inline int isp1704_test_ulpi(struct isp1704_charger *isp)
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int ret = -ENODEV;
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/* Test ULPI interface */
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- ret = otg_io_write(isp->otg, ULPI_SCRATCH, 0xaa);
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+ ret = isp1704_write(isp, ULPI_SCRATCH, 0xaa);
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if (ret < 0)
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return ret;
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- ret = otg_io_read(isp->otg, ULPI_SCRATCH);
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+ ret = isp1704_read(isp, ULPI_SCRATCH);
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if (ret < 0)
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return ret;
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@@ -376,13 +386,13 @@ static inline int isp1704_test_ulpi(struct isp1704_charger *isp)
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return -ENODEV;
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/* Verify the product and vendor id matches */
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- vendor = otg_io_read(isp->otg, ULPI_VENDOR_ID_LOW);
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- vendor |= otg_io_read(isp->otg, ULPI_VENDOR_ID_HIGH) << 8;
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+ vendor = isp1704_read(isp, ULPI_VENDOR_ID_LOW);
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+ vendor |= isp1704_read(isp, ULPI_VENDOR_ID_HIGH) << 8;
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if (vendor != NXP_VENDOR_ID)
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return -ENODEV;
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- product = otg_io_read(isp->otg, ULPI_PRODUCT_ID_LOW);
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- product |= otg_io_read(isp->otg, ULPI_PRODUCT_ID_HIGH) << 8;
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+ product = isp1704_read(isp, ULPI_PRODUCT_ID_LOW);
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+ product |= isp1704_read(isp, ULPI_PRODUCT_ID_HIGH) << 8;
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for (i = 0; i < ARRAY_SIZE(isp170x_id); i++) {
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if (product == isp170x_id[i]) {
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@@ -405,8 +415,8 @@ static int __devinit isp1704_charger_probe(struct platform_device *pdev)
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if (!isp)
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return -ENOMEM;
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- isp->otg = otg_get_transceiver();
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- if (!isp->otg)
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+ isp->phy = usb_get_transceiver();
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+ if (!isp->phy)
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goto fail0;
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isp->dev = &pdev->dev;
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@@ -429,14 +439,14 @@ static int __devinit isp1704_charger_probe(struct platform_device *pdev)
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goto fail1;
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/*
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- * REVISIT: using work in order to allow the otg notifications to be
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+ * REVISIT: using work in order to allow the usb notifications to be
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* made atomically in the future.
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*/
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INIT_WORK(&isp->work, isp1704_charger_work);
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isp->nb.notifier_call = isp1704_notifier_call;
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- ret = otg_register_notifier(isp->otg, &isp->nb);
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+ ret = usb_register_notifier(isp->phy, &isp->nb);
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if (ret)
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goto fail2;
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@@ -449,13 +459,13 @@ static int __devinit isp1704_charger_probe(struct platform_device *pdev)
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* enumerated. The charger driver should be always loaded before any
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* gadget is loaded.
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*/
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- if (isp->otg->gadget)
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- usb_gadget_disconnect(isp->otg->gadget);
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+ if (isp->phy->gadget)
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+ usb_gadget_disconnect(isp->phy->gadget);
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/* Detect charger if VBUS is valid (the cable was already plugged). */
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- ret = otg_io_read(isp->otg, ULPI_USB_INT_STS);
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+ ret = isp1704_read(isp, ULPI_USB_INT_STS);
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isp1704_charger_set_power(isp, 0);
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- if ((ret & ULPI_INT_VBUS_VALID) && !isp->otg->default_a) {
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+ if ((ret & ULPI_INT_VBUS_VALID) && !isp->phy->otg->default_a) {
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isp->event = USB_EVENT_VBUS;
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schedule_work(&isp->work);
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}
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@@ -464,7 +474,7 @@ static int __devinit isp1704_charger_probe(struct platform_device *pdev)
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fail2:
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power_supply_unregister(&isp->psy);
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fail1:
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- otg_put_transceiver(isp->otg);
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+ usb_put_transceiver(isp->phy);
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fail0:
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kfree(isp);
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@@ -477,9 +487,9 @@ static int __devexit isp1704_charger_remove(struct platform_device *pdev)
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{
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struct isp1704_charger *isp = platform_get_drvdata(pdev);
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- otg_unregister_notifier(isp->otg, &isp->nb);
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+ usb_unregister_notifier(isp->phy, &isp->nb);
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power_supply_unregister(&isp->psy);
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- otg_put_transceiver(isp->otg);
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+ usb_put_transceiver(isp->phy);
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isp1704_charger_set_power(isp, 0);
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kfree(isp);
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