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From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 2/9] ARM: OMAP: mcbsp: Enable FIFO use for OMAP2430
Date: Fri, 17 Aug 2012 06:07:24 -0700	[thread overview]
Message-ID: <20120817130723.GZ11011@atomide.com> (raw)
In-Reply-To: <1345124468-8876-3-git-send-email-peter.ujfalusi@ti.com>

* Peter Ujfalusi <peter.ujfalusi@ti.com> [120816 06:41]:
> On OMAP2430 all McBSP ports have 128 word long buffer, enable the use of
> the FIFO for the audio stack.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
> Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
> ---
>  arch/arm/mach-omap2/mcbsp.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
> index ebc801e..6e046e1 100644
> --- a/arch/arm/mach-omap2/mcbsp.c
> +++ b/arch/arm/mach-omap2/mcbsp.c
> @@ -151,7 +151,10 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
>  	if (id == 4 && oh->class->rev == MCBSP_CONFIG_TYPE4)
>  		pdata->mux_signal = omap4_mcbsp4_mux_rx_clk;
>  
> -	if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
> +	if (oh->class->rev == MCBSP_CONFIG_TYPE2) {
> +		/* The FIFO has 128 locations */
> +		pdata->buffer_size = 0x80;
> +	} else if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
>  		if (id == 2)
>  			/* The FIFO has 1024 + 256 locations */
>  			pdata->buffer_size = 0x500;

Is this the case also for 2420? I thought some only had a FIFO at
one port?

Tony

  reply	other threads:[~2012-08-17 13:07 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-16 13:40 [PATCH v3 0/9] ARM/ASoC: OMAP McBSP device tree support Peter Ujfalusi
2012-08-16 13:41 ` [PATCH v3 1/9] ARM/ASoC: omap-mcbsp: Move OMAP2+ clock parenting code to ASoC driver Peter Ujfalusi
2012-08-17 13:06   ` Tony Lindgren
2012-08-22 19:10   ` Mark Brown
2012-08-16 13:41 ` [PATCH v3 2/9] ARM: OMAP: mcbsp: Enable FIFO use for OMAP2430 Peter Ujfalusi
2012-08-17 13:07   ` Tony Lindgren [this message]
2012-08-17 13:14     ` Jarkko Nikula
2012-08-17 14:03       ` Peter Ujfalusi
2012-08-18  6:08         ` Tony Lindgren
2012-08-18 15:58           ` Ujfalusi, Peter
2012-08-20  6:57             ` Tony Lindgren
2012-08-22 19:11   ` Mark Brown
2012-08-22 21:01     ` Tony Lindgren
2012-08-16 13:41 ` [PATCH v3 3/9] ARM: OMAP: board-am3517evm: Configure McBSP1 CLKR/FSR signal source Peter Ujfalusi
2012-08-17 13:07   ` Tony Lindgren
2012-08-22 19:12   ` Mark Brown
2012-08-16 13:41 ` [PATCH v3 4/9] ASoC: am3517evm: Do not configure McBSP1 CLKR/FSR signal muxing Peter Ujfalusi
2012-08-17 13:08   ` Tony Lindgren
2012-08-22 19:13   ` Mark Brown
2012-08-16 13:41 ` [PATCH v3 5/9] ARM/ASoC: omap-mcbsp: Remove CLKR/FSR mux configuration code Peter Ujfalusi
2012-08-17 13:08   ` Tony Lindgren
2012-08-22 19:15   ` Mark Brown
2012-08-23  8:12     ` Peter Ujfalusi
2012-08-16 13:41 ` [PATCH v3 6/9] ASoC: omap-mcbsp: Remove unused defines Peter Ujfalusi
2012-08-22 19:15   ` Mark Brown
2012-08-16 13:41 ` [PATCH v3 7/9] ASoC: omap-mcbsp: Remove cpu_is_omap* checks from the code Peter Ujfalusi
2012-08-22 19:15   ` Mark Brown
2012-08-16 13:41 ` [PATCH v3 8/9] ARM: OMAP2+: McBSP: Do not create legacy devices when booting with DT data Peter Ujfalusi
2012-08-17 13:09   ` Tony Lindgren
2012-08-22 19:16   ` Mark Brown
2012-08-16 13:41 ` [PATCH v3 9/9] ASoC: omap-mcbsp: Add device tree bindings Peter Ujfalusi
2012-08-22 19:16   ` Mark Brown
2012-08-17 10:18 ` [PATCH v3 0/9] ARM/ASoC: OMAP McBSP device tree support Mark Brown
2012-08-17 13:10   ` Tony Lindgren

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