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authorDavid Brownell <dbrownell@users.sourceforge.net>2008-11-24 13:06:47 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-01-07 09:59:58 -0800
commit96a274d1da950a96cb31ac1bed044e049d770980 (patch)
tree6069c17f492e3bfbc75d59b3d6d47a81bf7ae7d6 /drivers/usb/musb/tusb6010.c
parentaa69a8093ff985873cb44fe1157bd6db29a20fe4 (diff)
downloadblackbird-obmc-linux-96a274d1da950a96cb31ac1bed044e049d770980.tar.gz
blackbird-obmc-linux-96a274d1da950a96cb31ac1bed044e049d770980.zip
USB: musb: sysfs mode updates
Fix three omissions in the "mode" sysfs attribute support: (a) inability to report errors; (b) no DaVinci support ... just report an error; (c) for omap2430, accepting unsupportable values The 2430 stuff is still odd.... Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/musb/tusb6010.c')
-rw-r--r--drivers/usb/musb/tusb6010.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index ee8fca92a4ac..9e20fd070d71 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -598,7 +598,7 @@ static void tusb_source_power(struct musb *musb, int is_on)
* and peripheral modes in non-OTG configurations by reconfiguring hardware
* and then setting musb->board_mode. For now, only support OTG mode.
*/
-void musb_platform_set_mode(struct musb *musb, u8 musb_mode)
+int musb_platform_set_mode(struct musb *musb, u8 musb_mode)
{
void __iomem *tbase = musb->ctrl_base;
u32 otg_stat, phy_otg_ctrl, phy_otg_ena, dev_conf;
@@ -641,7 +641,8 @@ void musb_platform_set_mode(struct musb *musb, u8 musb_mode)
#endif
default:
- DBG(2, "Trying to set unknown mode %i\n", musb_mode);
+ DBG(2, "Trying to set mode %i\n", musb_mode);
+ return -EINVAL;
}
musb_writel(tbase, TUSB_PHY_OTG_CTRL,
@@ -655,6 +656,8 @@ void musb_platform_set_mode(struct musb *musb, u8 musb_mode)
!(otg_stat & TUSB_DEV_OTG_STAT_ID_STATUS))
INFO("Cannot be peripheral with mini-A cable "
"otg_stat: %08x\n", otg_stat);
+
+ return 0;
}
static inline unsigned long
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