On Thu, Oct 04, 2012 at 06:22:33PM +0200, Constantine Shulyupin wrote:
> From: Constantine Shulyupin <co...@makelinux.com>
>
> Signed-off-by: Constantine Shulyupin <co...@makelinux.com>
> ---
>
> Note:
>
> USBPHY_CTL_PADDR and USBPHY_CLKFREQ_24MHZ are defined in board-dm365-evm.c
> because davinci.h can't be included from drivers/usb/musb/. May be davinci.h
> should be renamed and moved to arch/arm/mach-davinci/include/mach/usb.h like
> arch/arm/plat-omap/include/plat/usb.h
>
> Tested with usb gadget g_zero.
>
> Changelog
>
> Changes since v3 http://www.spinics.net/lists/kernel/msg1412544.html:
> - removed optional altering of pr_info
>
> Changes since v2 http://article.gmane.org/gmane.linux.kernel/1159868/
> - reordered code
> - removed alternation of GPIO33, which is multiplexed with DRVVBUS, because
> is not need for peripheral USB
>
> Changes since v1 http://marc.info/?l=linux-kernel&m=130894150803661&w=2:
> - removed optional code and reordered
>
> This patch is based on code from Arago, Angstom, and RidgeRun projects.
> Original patch by miguel.agui...@ridgerun.com is three years ago:
> -
> http://www.mail-archive.com/davinci-linux-open-source@linux.davincidsp.com/msg14741.html
Almost all of the information you put below the --- line here, should be
above it, saying where the code originally came from, and most
importantly, what exactly this patch does, and for what hardware. Your
one-line Subject really isn't that descriptive at all.
> --- a/drivers/usb/musb/musb_core.c
> +++ b/drivers/usb/musb/musb_core.c
> @@ -2051,9 +2051,17 @@ musb_init_controller(struct device *dev, int nIrq,
> void __iomem *ctrl)
> dev_info(dev, "USB %s mode controller at %p using %s, IRQ %d\n",
> ({char *s;
> switch (musb->board_mode) {
> - case MUSB_HOST: s = "Host"; break;
> - case MUSB_PERIPHERAL: s = "Peripheral"; break;
> - default: s = "OTG"; break;
> + case MUSB_HOST:
> + s = "Host";
> + break;
> + case MUSB_PERIPHERAL:
> + s = "Peripheral";
> + break;
> + case MUSB_OTG:
> + s = "OTG";
> + break;
> + default:
> + s = "Undefined";
Is this change really needed to get your hardware working? Shouldn't it
be a separate patch?
greg k-h
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