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 <[email protected]> --- Created against l-o master branch and on top of below patch. [PATCH] musb: fix power field to hold all possible values arch/arm/mach-omap2/board-omap3evm.c | 3 +++ arch/arm/mach-omap2/usb-musb.c | 1 + arch/arm/plat-omap/include/plat/usb.h | 1 + 3 files changed, 5 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index d6bc88c..b7ea9b7 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -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); diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index 53a9638..17726ac 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -106,6 +106,7 @@ 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"); diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h index b181297..d82bf77 100644 --- a/arch/arm/plat-omap/include/plat/usb.h +++ b/arch/arm/plat-omap/include/plat/usb.h @@ -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}; -- 1.6.2.4 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
