From: Shawn Guo <shawnguo@kernel.org>
To: Daniel Baluta <daniel.baluta@oss.nxp.com>
Cc: robh+dt@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com,
ping.bai@nxp.com, qiangqing.zhang@nxp.com, alice.guo@nxp.com,
yibin.gong@nxp.com, linux-imx@nxp.com, peng.fan@nxp.com,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
daniel.baluta@gmail.com, linux-kernel@vger.kernel.org,
Daniel Baluta <daniel.baluta@nxp.com>
Subject: Re: [PATCH v3] arm64: dts: imx8mp: Add dsp node
Date: Mon, 26 Jul 2021 09:24:09 +0800 [thread overview]
Message-ID: <20210726012408.GD5901@dragon> (raw)
In-Reply-To: <20210723110540.1332145-1-daniel.baluta@oss.nxp.com>
On Fri, Jul 23, 2021 at 02:05:40PM +0300, Daniel Baluta wrote:
> From: Daniel Baluta <daniel.baluta@nxp.com>
>
> i.MX8 MPlus SoC integrates Cadence HIFI4 DSP. This core runs either a
> custom firmware or the open source SOF firmware [1]
>
> DSP device is handled by SOF OF driver found in
> sound/soc/sof/sof-of-dev.c
>
> Notice that the DSP node makes use of:
> - dsp_reserved, a reserved memory region for various Audio
> resources (e.g firmware loading, audio buffers, etc).
> - Messaging Unit (mu2) for passing notifications betweem ARM
> core and DSP.
>
> [1] https://thesofproject.github.io/latest/platforms/index.html
> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Applied, thanks!
prev parent reply other threads:[~2021-07-26 1:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-23 11:05 [PATCH v3] arm64: dts: imx8mp: Add dsp node Daniel Baluta
2021-07-26 1:24 ` Shawn Guo [this message]
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