Tarun,
On Tue, Dec 7, 2010 at 05:14, Tarun Kanti DebBarma <tarun.kanti@xxxxxx> wrote:
> Add routines to converts dmtimers to platform devices. The device data
> is obtained from hwmod database of respective platform and is registered
> to device model after successful binding to driver. It also provides
> provision to access timers during early boot when pm_runtime framework
> is not completely up and running.
>
> Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@xxxxxx>
> Signed-off-by: Thara Gopinath <thara@xxxxxx>
> Reviewed-by: Cousson, Benoit <b-cousson@xxxxxx>
> Reviewed-by: Varadarajan, Charulatha <charu@xxxxxx>
> ---
> arch/arm/mach-omap2/Makefile | 2 +-
> arch/arm/mach-omap2/dmtimer.c | 174 +++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 175 insertions(+), 1 deletions(-)
> create mode 100644 arch/arm/mach-omap2/dmtimer.c
>
<<snip>>
> +/**
> + * omap_timer_init - build and register timer device with an
> + * associated timer hwmod
> + * @oh: timer hwmod pointer to be used to build timer device
> + * @user: parameter that can be passed from calling hwmod API
> + *
> + * Called by omap_hwmod_for_each_by_class to register each of the timer
> + * devices present in the system. The number of timer devices is known
> + * by parsing through the hwmod database for a given class name. At the
> + * end of function call memory is allocated for timer device and it is
> + * registered to the framework ready to be proved by the driver.
> + */
> +static int __init omap_timer_init(struct omap_hwmod *oh, void *user)
> +{
> + int id;
> + int ret = 0;
> + char *name = "omap_timer";
> + struct dmtimer_platform_data *pdata;
> + struct omap_device *od;
> +
> + pr_debug("%s: %s\n", __func__, oh->name);
> +
> + pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
> + if (!pdata) {
> + pr_err("%s: No memory for [%s]\n", __func__, oh->name);
> + return -ENOMEM;
> + }
> +
> + if (user)
Check for the value of "user".
> + pdata->is_early_init = 1;
> + else
> + pdata->is_early_init = 0;
> +
> + /* hook clock set/get functions */
> + pdata->set_timer_src = omap2_dm_timer_set_src;
> +
<<snip>>
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