From: Troy Mitchell <troy.mitchell@linux.spacemit.com>
To: Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Yixun Lan <dlan@gentoo.org>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
Philipp Zabel <p.zabel@pengutronix.de>
Cc: linux-sound@vger.kernel.org, devicetree@vger.kernel.org,
linux-riscv@lists.infradead.org, spacemit@lists.linux.dev,
linux-kernel@vger.kernel.org,
Troy Mitchell <troy.mitchell@linux.spacemit.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
Jinmei Wei <weijinmei@linux.spacemit.com>
Subject: Re: [PATCH v5 0/2] ASoC: spacemit: add i2s support to K1 SoC
Date: Fri, 17 Oct 2025 11:36:51 +0800 [thread overview]
Message-ID: <A22605E3906E8F62+aPG50wdFlFzSMORA@kernel.org> (raw)
In-Reply-To: <20251017-k1-i2s-v5-0-401ae3775fcd@linux.spacemit.com>
On Fri, Oct 17, 2025 at 11:16:16AM +0800, Troy Mitchell wrote:
> On the K1 SoC, there is a full-duplex I2S controller.
>
> The I2S is programmable, with the sample width configurable
> to 8, 16, 18, or 32 bits.
>
> A dedicated FIFO is provided for transmit (TXFIFO) and another
> for receive (RXFIFO). In non-packed mode, both FIFOs are 32
> entries deep and 32 bits wide, giving a total of 32 samples each.
>
> The register definitions can be found here[1]
>
> Link:
> https://developer.spacemit.com/documentation?token=Rn9Kw3iFHirAMgkIpTAcV2Arnkf#18.2-spi%2Fi2s [1]
>
> Signed-off-by: Troy Mitchell <troy.mitchell@linux.spacemit.com>
> ---
> Changes in v5:
> - Patch 1/2:
> - nothing
> - Patch 2/2:
> - dont't read sspsp value in spacemit_i2s_init()
> - set SSPSP_FSRT bit for DSP_A mode (was missing in previous version)
The changelog here is wrong..
Correct version:
- do not set SSPSP_FSRT for DSP_B
Best regards,
Troy
> - Link to v4: https://lore.kernel.org/all/20250921-k1-i2s-v4-0-4f819f50e468@linux.spacemit.com/
>
next prev parent reply other threads:[~2025-10-17 3:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-17 3:16 [PATCH v5 0/2] ASoC: spacemit: add i2s support to K1 SoC Troy Mitchell
2025-10-17 3:16 ` [PATCH v5 1/2] ASoC: dt-bindings: Add bindings for SpacemiT K1 Troy Mitchell
2025-10-17 3:16 ` [PATCH v5 2/2] ASoC: spacemit: add i2s support for K1 SoC Troy Mitchell
2025-10-17 3:36 ` Troy Mitchell [this message]
2025-10-21 18:52 ` [PATCH v5 0/2] ASoC: spacemit: add i2s support to " Mark Brown
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