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usb: musb: Add extvbus in musb_board_data 

EXTVBUS programming is required by OMAP3EVM REV >=E to supply 500mA
power so adding a flag which can be used by musb driver to program
EXTVBUS.

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 2010-03-25 13:25:27 +02:00 committed by Greg Kroah-Hartman
parent d7086ddb4d
commit 58815fa3bf
3 changed files with 5 additions and 0 deletions
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3
arch/arm/mach-omap2/board-omap3evm.c
View File

@ -702,6 +702,9 @@ static void __init omap3_evm_init(void)
omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
ehci_pdata.reset_gpio_port[1] = 21;
/* EVM REV >= E can supply 500mA with EXTVBUS programming */
musb_board_data.power = 500;
musb_board_data.extvbus = 1;
} else {
/* setup EHCI phy reset on MDC */
omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);

1
arch/arm/mach-omap2/usb-musb.c
View File

@ -107,6 +107,7 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data)
musb_plat.board_data = board_data;
musb_plat.power = board_data->power >> 1;
musb_plat.mode = board_data->mode;
musb_plat.extvbus = board_data->extvbus;
if (platform_device_register(&musb_device) < 0)
printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n");

1
arch/arm/plat-omap/include/plat/usb.h
View File

@ -47,6 +47,7 @@ struct omap_musb_board_data {
u8 interface_type;
u8 mode;
u16 power;
unsigned extvbus:1;
};
enum musb_interface {MUSB_INTERFACE_ULPI, MUSB_INTERFACE_UTMI};