lkml.org 
[lkml]   [2007]   [Apr]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 43/90] ARM: OMAP: TUSB EVM init
    On Wed,  4 Apr 2007 14:05:22 -0400 Tony Lindgren wrote:

    > From: David Brownell <dbrownell@users.sourceforge.net>
    >
    > Add init support for the TUSB6010 EVM board, as connected to H4.
    >
    > Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
    > Signed-off-by: Tony Lindgren <tony@atomide.com>
    > ---
    > arch/arm/mach-omap2/usb-tusb6010.c | 333 ++++++++++++++++++++++++++++++++++++
    > 1 files changed, 333 insertions(+), 0 deletions(-)

    ...

    externs should be in some header file.


    > +extern unsigned long gpmc_get_fclk_period(void);
    > +
    > +/* tusb driver calls this when it changes the chip's clocking */
    > +int tusb6010_platform_retime(unsigned is_refclk)
    > +{
    > + static const char error[] =
    > + KERN_ERR "tusb6010 %s retime error %d\n";
    > +
    > + unsigned fclk_ps = gpmc_get_fclk_period();
    > + unsigned sysclk_ps;
    > + int status;
    > +
    > + if (!refclk_psec)
    > + return -ENODEV;
    > +
    > + sysclk_ps = is_refclk ? refclk_psec : TUSB6010_OSCCLK_60;
    > +
    > + status = tusb_set_async_mode(sysclk_ps, fclk_ps);
    > + if (status < 0) {
    > + printk(error, "async", status);
    > + goto done;
    > + }
    > + status = tusb_set_sync_mode(sysclk_ps, fclk_ps);
    > + if (status < 0)
    > + printk(error, "sync", status);
    > +done:
    > + return status;
    > +}
    > +EXPORT_SYMBOL_GPL(tusb6010_platform_retime);

    ---
    ~Randy
    *** Remember to use Documentation/SubmitChecklist when testing your code ***
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2007-04-04 20:57    [W:4.507 / U:0.032 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site