From: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
To: Peter Ujfalusi <peter.ujfalusi-l0cyMroinI0@public.gmane.org>
Cc: jarkko.nikula-FVTvWyuFUl3QT0dZR+AlfA@public.gmane.org,
paul-DWxLp4Yu+b8AvxtiuMwx3w@public.gmane.org,
lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
t-kristo-l0cyMroinI0@public.gmane.org,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org
Subject: Re: [PATCH v3 1/7] ARM: OMAP3: hwmod data: Fix McBSP2/3 sidetone data
Date: Fri, 29 Apr 2016 08:34:30 -0700 [thread overview]
Message-ID: <20160429153430.GK5995@atomide.com> (raw)
In-Reply-To: <1461927202-17677-2-git-send-email-peter.ujfalusi-l0cyMroinI0@public.gmane.org>
* Peter Ujfalusi <peter.ujfalusi-l0cyMroinI0@public.gmane.org> [160429 03:55]:
> The McBSPLP's sidetone main clock is the McBSPLP's ICLK, not FCLK as the
> sidetone only receives the ICLK from the main McBSP module.
> Since the McBSP and sidetone is using the very same clock from PRCM level
> the sidetone must not have the prcm section to check the clock status since
> the sidetone is only used when McBSP is already configured.
> If two separate hwmods looking at the same bit and they would use
> pm_runtime in nested way (as it must happen with McBSP and it's ST module)
> the hwmod would warn, because the idlest will not match what it is expected
> after enable/disable of the clocks.
Thanks for looking into it, this looks right to me.
Tony
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next prev parent reply other threads:[~2016-04-29 15:34 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-29 10:53 [PATCH v3 0/7] ARM/ASoC: OMAP3: Fix McBSP2/3 sidetone support Peter Ujfalusi
2016-04-29 10:53 ` [PATCH v3 1/7] ARM: OMAP3: hwmod data: Fix McBSP2/3 sidetone data Peter Ujfalusi
[not found] ` <1461927202-17677-2-git-send-email-peter.ujfalusi-l0cyMroinI0@public.gmane.org>
2016-04-29 15:34 ` Tony Lindgren [this message]
2016-04-29 10:53 ` [PATCH v3 2/7] ARM: dts: omap3: Add clocks to McBSP nodes Peter Ujfalusi
2016-04-29 10:53 ` [PATCH v3 3/7] ARM: OMAP3: McBSP: New callback for McBSP2/3 ICLK idle configuration Peter Ujfalusi
2016-04-29 10:53 ` [PATCH v3 4/7] ARM: OMAP3: pdata-quirks: Add support for McBSP2/3 sidetone handling Peter Ujfalusi
2016-04-29 10:53 ` [PATCH v3 5/7] ASoc: omap-mcbsp: Rename omap_mcbsp_sysfs_remove() to omap_mcbsp_cleanup() Peter Ujfalusi
[not found] ` <1461927202-17677-6-git-send-email-peter.ujfalusi-l0cyMroinI0@public.gmane.org>
2016-05-02 10:41 ` Mark Brown
2016-04-29 10:53 ` [PATCH v3 6/7] ASoC: omap-mcbsp: sidetone: Use the new callback for iclk handling Peter Ujfalusi
2016-05-02 10:42 ` Mark Brown
2016-04-29 10:53 ` [PATCH v3 7/7] ARM: OMAP2+: McBSP: Remove the old iclk allow/deny idle code Peter Ujfalusi
2016-05-11 8:44 ` [PATCH v3 0/7] ARM/ASoC: OMAP3: Fix McBSP2/3 sidetone support Peter Ujfalusi
[not found] ` <69ff65ee-e5d1-09fb-fd91-8d7b4d8fdda4-l0cyMroinI0@public.gmane.org>
2016-05-12 16:42 ` Tony Lindgren
2016-05-13 11:45 ` Peter Ujfalusi
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