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Fri, 31 Jul 2020 13:20:29 -0700 (PDT) Received: from xps15 ([64.188.179.252]) by smtp.gmail.com with ESMTPSA id a18sm4415112ilp.52.2020.07.31.13.20.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 31 Jul 2020 13:20:28 -0700 (PDT) Received: (nullmailer pid 713904 invoked by uid 1000); Fri, 31 Jul 2020 20:20:25 -0000 Date: Fri, 31 Jul 2020 14:20:25 -0600 From: Rob Herring To: Samuel Holland Subject: Re: [PATCH 1/7] ASoC: dt-bindings: Add a new compatible for the A64 codec Message-ID: <20200731202025.GA713768@bogus> References: <20200726012557.38282-1-samuel@sholland.org> <20200726012557.38282-2-samuel@sholland.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200726012557.38282-2-samuel@sholland.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200731_162030_863604_569ABF7C X-CRM114-Status: GOOD ( 18.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Liam Girdwood , Ondrej Jirman , Mark Brown , Takashi Iwai , linux-kernel@vger.kernel.org, Maxime Ripard , Jaroslav Kysela , Vasily Khoruzhick , Chen-Yu Tsai , Rob Herring , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 25 Jul 2020 20:25:51 -0500, Samuel Holland wrote: > The audio codecs in the A33 and A64 are both integrated variants of the > X-Powers AC100 codec. However, there are some differences between them > that merit having a separate compatible: > - The A64 has a second DRC block, not present in the AC100 or A33. > - The A33 has some extra muxing options for AIF1/2/3 in the > AIF3_SGP_CTRL register, which are not present in the AC100 or A64. > - The A33 is missing registers providing jack detection functionality. > - The A33 is claimed to invert LRCK, but this is not seen on A64. > > Since the driver will continue to work on the A64 using the A33 > compatible, albeit without jack detection functionality and with > possibly inverted channels, as it does now, allow the A33 compatible > to be used as a fallback. > > Signed-off-by: Samuel Holland > --- > .../bindings/sound/allwinner,sun8i-a33-codec.yaml | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > Reviewed-by: Rob Herring _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel