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usb: musb: Add 'extvbus' in musb_hdrc_platform_data

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Some of the board might use external Vbus power supply on musb
interface which would require to program ULPI_BUSCONTROL register.

Adding 'extvbus' flag which can be set from such boards which will
be checked at musb driver files before programming ULPI_BUSCONTROL.

Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Ajay Kumar Gupta 2009-12-28 13:40:42 +02:00 • committed by Greg Kroah-Hartman
parent 51bf0d0e6c
commit 5fc4e77911
3 changed files with 16 additions and 0 deletions
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3
include/linux/usb/musb.h
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@ -76,6 +76,9 @@ struct musb_hdrc_platform_data {
/* (HOST or OTG) msec/2 after VBUS on till power good */
u8 potpgt;
/* (HOST or OTG) program PHY for external Vbus */
unsigned extvbus:1;
/* Power the device on or off */
int (*set_power)(int state);