From: Kalliguddi, Hema <[email protected]> To get the ID status there was an I2C read transfer. Removed this I2C read transfer as this info can be used from existing variable(linkstat).
Signed-off-by: Hema HK <[email protected]> Cc: Felipe Balbi <[email protected]> --- drivers/usb/otg/twl6030-usb.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Index: linux-2.6/drivers/usb/otg/twl6030-usb.c =================================================================== --- linux-2.6.orig/drivers/usb/otg/twl6030-usb.c +++ linux-2.6/drivers/usb/otg/twl6030-usb.c @@ -149,7 +149,6 @@ static int twl6030_set_phy_clk(struct ot static int twl6030_phy_init(struct otg_transceiver *x) { - u8 hw_state; struct twl6030_usb *twl; struct device *dev; struct twl4030_usb_data *pdata; @@ -158,9 +157,7 @@ static int twl6030_phy_init(struct otg_t dev = twl->dev; pdata = dev->platform_data; - hw_state = twl6030_readb(twl, TWL6030_MODULE_ID0, STS_HW_CONDITIONS); - - if (hw_state & STS_USB_ID) + if (twl->linkstat == USB_EVENT_ID) pdata->phy_power(twl->dev, 1, 1); else pdata->phy_power(twl->dev, 0, 1); @@ -290,6 +287,7 @@ static irqreturn_t twl6030_usbotg_irq(in status = USB_EVENT_ID; twl->otg.default_a = true; twl->otg.state = OTG_STATE_A_IDLE; + twl->linkstat = status; blocking_notifier_call_chain(&twl->otg.notifier, status, twl->otg.gadget); } else { @@ -299,7 +297,6 @@ static irqreturn_t twl6030_usbotg_irq(in 0x1); } twl6030_writeb(twl, TWL_MODULE_USB, USB_ID_INT_LATCH_CLR, status); - twl->linkstat = status; return IRQ_HANDLED; } -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
