USB: OTG: msm: Allow the widest possible range for VDDCX when removing
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Sun, 15 May 2011 16:55:57 +0000 (09:55 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 17 May 2011 18:20:23 +0000 (11:20 -0700)
When not active the hardware should be able to tolerate voltages within
the normal operating range so when removing set the maximum voltage we
can use to the maximum rather than minimum of the operating range. This
will improve interoperability in case we end up sharing the supply in
some design.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/otg/msm_otg.c

index 1cdda6c..db69b2a 100644 (file)
@@ -92,7 +92,7 @@ static int msm_hsusb_init_vddcx(struct msm_otg *motg, int init)
                }
        } else {
                ret = regulator_set_voltage(hsusb_vddcx, 0,
-                       USB_PHY_VDD_DIG_VOL_MIN);
+                       USB_PHY_VDD_DIG_VOL_MAX);
                if (ret) {
                        dev_err(motg->otg.dev, "unable to set the voltage "
                                        "for hsusb vddcx\n");