From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jose Abreu Subject: Re: [PATCH 2/2 v6] ASoC: dwc: Update DOCUMENTATION for I2S Driver Date: Wed, 27 Apr 2016 18:32:42 +0100 Message-ID: <5720F7BA.9030500@synopsys.com> References: <30ee79f0744cdf3561d43654f1ecf3d486bf7a08.1461749984.git.joabreu@synopsys.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <30ee79f0744cdf3561d43654f1ecf3d486bf7a08.1461749984.git.joabreu@synopsys.com> Sender: linux-kernel-owner@vger.kernel.org To: alsa-devel@alsa-project.org, broonie@kernel.org Cc: Rob Herring , Carlos Palminha , Alexey Brodkin , devicetree@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org List-Id: alsa-devel@alsa-project.org Hi Mark, Sorry. Follows bellow. On 27-04-2016 11:05, Jose Abreu wrote: > This patch updates documentation for the Designware I2S > driver. > > Signed-off-by: Jose Abreu > Acked-by: Rob Herring > Cc: Rob Herring > Cc: Carlos Palminha > Cc: Alexey Brodkin > Cc: devicetree@vger.kernel.org > Cc: linux-snps-arc@lists.infradead.org > Cc: alsa-devel@alsa-project.org > Cc: linux-kernel@vger.kernel.org > --- > > No changes v5 -> v6. > > Changes v4 -> v5: > * interrupts is now required property > * Drop 'snps-use-dmaengine' property > > This patch was only introduced in v4. > > Documentation/devicetree/bindings/sound/designware-i2s.txt | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/sound/designware-i2s.txt b/Documentation/devicetree/bindings/sound/designware-i2s.txt > index 7bb5424..27a728f 100644 > --- a/Documentation/devicetree/bindings/sound/designware-i2s.txt > +++ b/Documentation/devicetree/bindings/sound/designware-i2s.txt > @@ -3,14 +3,18 @@ DesignWare I2S controller > Required properties: > - compatible : Must be "snps,designware-i2s" > - reg : Must contain the I2S core's registers location and length > + - interrupts: where IRQ is the interrupt number. > - clocks : Pairs of phandle and specifier referencing the controller's > clocks. The controller expects one clock: the clock used as the sampling > rate reference clock sample. > - clock-names : "i2sclk" for the sample rate reference clock. > + > +Optional properties: > - dmas: Pairs of phandle and specifier for the DMA channels that are used by > the core. The core expects one or two dma channels: one for transmit and > - one for receive. > - - dma-names : "tx" for the transmit channel, "rx" for the receive channel. > + one for receive. Set this parameter if the I2S DMA block is enabled. > + - dma-names : "tx" for the transmit channel, "rx" for the receive channel. Set > + this parameter if the I2S DMA block is enabled. > > For more details on the 'dma', 'dma-names', 'clock' and 'clock-names' > properties please check: > @@ -23,6 +27,7 @@ Example: > soc_i2s: i2s@7ff90000 { > compatible = "snps,designware-i2s"; > reg = <0x0 0x7ff90000 0x0 0x1000>; > + interrupts = <15>; > clocks = <&scpi_i2sclk 0>; > clock-names = "i2sclk"; > #sound-dai-cells = <0>;