From: Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>
To: Aaro Koskinen <aaro.koskinen-X3B1VOXEql0@public.gmane.org>
Cc: linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>,
Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
Subject: Re: [PATCH 2/3] USB: OMAP: add omap-otg
Date: Wed, 12 Jun 2013 18:13:26 +0300 [thread overview]
Message-ID: <20130612151326.GE15056@arwen.pp.htv.fi> (raw)
In-Reply-To: <1370817606-1008-3-git-send-email-aaro.koskinen-X3B1VOXEql0@public.gmane.org>
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Hi,
On Mon, Jun 10, 2013 at 01:40:05AM +0300, Aaro Koskinen wrote:
> +void omap_otg_set_mode(enum omap_otg_mode mode)
> +{
> + if (!otg_dev) {
> + WARN(1, "%s: controller not present\n", __func__);
> + return;
> + }
> + mutex_lock(&otg_dev->serialize);
> + switch (mode) {
> + case OMAP_OTG_MODE_DEVICE:
> + /*
> + * Set B-session valid.
> + */
> + omap_otg_ctrl(OMAP_OTG_ID | OMAP_OTG_BSESSVLD);
> + break;
> + case OMAP_OTG_MODE_HOST:
> + /*
> + * Set A-session valid.
> + */
> + omap_otg_ctrl(OMAP_OTG_ASESSVLD);
> + break;
> + case OMAP_OTG_MODE_DISCONNECT:
> + /*
> + * Set B-session end to indicate no VBUS.
> + */
> + omap_otg_ctrl(OMAP_OTG_ID | OMAP_OTG_BSESSEND);
> + break;
> + default:
> + WARN(1, "%s: unknown mode: %d\n", __func__, mode);
> + }
> + mutex_unlock(&otg_dev->serialize);
> +}
> +EXPORT_SYMBOL_GPL(omap_otg_set_mode);
looks like this should provide a extcon interface for its users.
--
balbi
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next prev parent reply other threads:[~2013-06-12 15:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-09 22:40 [PATCH 0/3] USB: OMAP: Tahvo USB support for 770 Aaro Koskinen
2013-06-09 22:40 ` [PATCH 1/3] ARM: OMAP1: nokia770: enable Tahvo Aaro Koskinen
2013-06-09 22:40 ` [PATCH 2/3] USB: OMAP: add omap-otg Aaro Koskinen
[not found] ` <1370817606-1008-3-git-send-email-aaro.koskinen-X3B1VOXEql0@public.gmane.org>
2013-06-12 15:13 ` Felipe Balbi [this message]
2013-06-13 22:37 ` Aaro Koskinen
[not found] ` <20130613223711.GD18360-R3WNPi76c83LsdW6vOPryG4HOFkwEHDbMR2xtNvyitY@public.gmane.org>
2013-06-14 1:27 ` Felipe Balbi
2013-06-09 22:40 ` [PATCH 3/3] USB: OMAP: Tahvo USB transceiver driver Aaro Koskinen
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