[PATCH 4/4] USB: TWL6025 allow different regulator name
From: Graeme Gregory
Date: Wed Apr 27 2011 - 05:50:05 EST
The twl6025 uses a different regulator for USB than the 6030 so select
the correct regulator name depending on the subclass of device.
Signed-off-by: Graeme Gregory <gg@xxxxxxxxxxxxxxx>
---
drivers/usb/otg/twl6030-usb.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/otg/twl6030-usb.c b/drivers/usb/otg/twl6030-usb.c
index 6e920de..3d82419 100644
--- a/drivers/usb/otg/twl6030-usb.c
+++ b/drivers/usb/otg/twl6030-usb.c
@@ -190,6 +190,12 @@ static int twl6030_phy_suspend(struct otg_transceiver *x, int suspend)
static int twl6030_usb_ldo_init(struct twl6030_usb *twl)
{
+ char *regulator_name;
+
+ if (twl_features() & TWL6025_SUBCLASS)
+ regulator_name = "ldousb";
+ else
+ regulator_name = "vusb";
/* Set to OTG_REV 1.3 and turn on the ID_WAKEUP_COMP */
twl6030_writeb(twl, TWL6030_MODULE_ID0 , 0x1, TWL6030_BACKUP_REG);
@@ -200,7 +206,7 @@ static int twl6030_usb_ldo_init(struct twl6030_usb *twl)
/* Program MISC2 register and set bit VUSB_IN_VBAT */
twl6030_writeb(twl, TWL6030_MODULE_ID0 , 0x10, TWL6030_MISC2);
- twl->usb3v3 = regulator_get(twl->dev, "vusb");
+ twl->usb3v3 = regulator_get(twl->dev, regulator_name);
if (IS_ERR(twl->usb3v3))
return -ENODEV;
--
1.7.4.1
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