Hi expert,
Do you have experience about the Power supply about OMAP3530?
It seems the power supply is not very good, some time I need add
powered hub to recognize some usb devices on MHCI host.
Can you give me any clue? where I should go the check with?
Thanks,
Jung T K
2009/11/7 Anand Gadiyar <gadiyar@xxxxxx>:
> OMAP: update mach/usb.h to allow ehci driver to build
>
> Add missing declarations to allow the recently introduced
> ehci-omap driver to build on OMAP3
>
> Signed-off-by: Anand Gadiyar <gadiyar@xxxxxx>
> Cc: Felipe Balbi <felipe.balbi@xxxxxxxxx>
> Cc: Tony Lindgren <tony@xxxxxxxxxxx>
> ---
> Tony says he's okay with this patch going through the linux-usb list.
>
> This patch and the next one are required to build this driver.
>
> I've based these patches on current Linus' tree plus your usb
> patch queue (gregkh-07-usb-2.6.32-rc6.patch).
>
> arch/arm/plat-omap/include/mach/usb.h | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> Index: linux-2.6/arch/arm/plat-omap/include/mach/usb.h
> ===================================================================
> --- linux-2.6.orig/arch/arm/plat-omap/include/mach/usb.h 2009-11-06 04:38:40.000000000 -0800
> +++ linux-2.6/arch/arm/plat-omap/include/mach/usb.h 2009-11-06 04:38:47.000000000 -0800
> @@ -5,6 +5,21 @@
>
> #include <mach/board.h>
>
> +#define OMAP3_HS_USB_PORTS 3
> +enum ehci_hcd_omap_mode {
> + EHCI_HCD_OMAP_MODE_UNKNOWN,
> + EHCI_HCD_OMAP_MODE_PHY,
> + EHCI_HCD_OMAP_MODE_TLL,
> +};
> +
> +struct ehci_hcd_omap_platform_data {
> + enum ehci_hcd_omap_mode port_mode[OMAP3_HS_USB_PORTS];
> + unsigned phy_reset:1;
> +
> + /* have to be valid if phy_reset is true and portx is in phy mode */
> + int reset_gpio_port[OMAP3_HS_USB_PORTS];
> +};
> +
> /*-------------------------------------------------------------------------*/
>
> #define OMAP1_OTG_BASE 0xfffb0400
> @@ -29,6 +44,8 @@
>
> extern void usb_musb_init(void);
>
> +extern void usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata);
> +
> #endif
>
> void omap_usb_init(struct omap_usb_config *pdata);
> --
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