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Mon, 02 Nov 2026 05:21:17 -0800 (PST) Received: from [192.168.226.248] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6b4ec9fcbb0sm3395230a12.19.2026.11.02.05.21.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Nov 2026 05:21:14 -0800 (PST) Message-ID: <748ff335-71de-416d-b994-b97a24ef9bd7@oss.qualcomm.com> Date: Mon, 2 Nov 2026 14:21:09 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v2 5/5] arm64: dts: qcom: nord-rrd: Add sound support To: Shawn Guo , Bjorn Andersson Cc: Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mohammad Rafi Shaik , Zhangfei Gao , Bartosz Golaszewski , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261021073633.2163128-1-shengchao.guo@oss.qualcomm.com> <20261021073633.2163128-6-shengchao.guo@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261021073633.2163128-6-shengchao.guo@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: uSBxE4WCo-0NfeL2yQcGMUUJX8MZEffc X-Authority-Analysis: v=2.4 cv=IruL47/g c=1 sm=1 tr=0 ts=6ae88e4e cx=c_pps a=R6oCqFB+Yf/t2GF8e0/dFg==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=EUspDBNiAAAA:8 a=-Q6HcSUBdirZEqn3JksA:9 a=QEXdDO2ut3YA:10 a=TD8TdBvy0hsOASGTdmB-:22 X-Proofpoint-ORIG-GUID: uSBxE4WCo-0NfeL2yQcGMUUJX8MZEffc X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTAyMDA1MyBTYWx0ZWRfX24xj+G/8Lhp+ p9UPnnzK8dPhZZqAQSimgwcrXvpgwowi3xZkk7dPIaTAYwbOFiLF6fNL44RYFxWIMtWUdEMaE3d PsmL8M8bTtG8qE5cQYkLQ+fxJp5/lB+3qkleRfbDiHTF9350VRvZqRphrmgQsbbKWyauKwKIxut hANvb7CGGOOYVKaNotSbT1gN4RLq7p6reOTCofg8xqTDaCEutuODdUa+rUGaEYMmhpGVyueusZ0 IZUMg1F79RmxVzESGMBKTbdH65bFE92C5z+pQELu7vcNKwbs87MxolkuVN6k+vQQLxqF8KFNs1M dYwlD7niCkSgE0Xb9/mzwRZRnNIoVaaVl39nScfavttgLgm9JUAj6gxt/Lp+SpE3yZPHS3YD8G2 /1CrslwUfo1PndQfsynJzJOSIv5369ao3cMRdiRn9Lq4OKgPFjGti7R8/t9P9kTcZ2XOlvowqGO LblR4KBKiFuEGTC06dg== X-Proofpoint-Spam-Info: AW1haW4tMjYxMTAyMDA1MyBTYWx0ZWRfXx3V7oYRsmqwu RvqZL/CTZWHeplJ8mTsnzs83hZoVNYUcG8OaaCLTjagZA6PetprPzqmMZC1+A2MLUwMc2Cw1Zq1 vBVenB5n4julOFBKXU8/7acTCU+So6g= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-02_03,2026-11-02_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 phishscore=0 lowpriorityscore=0 suspectscore=0 spamscore=0 impostorscore=0 clxscore=1015 bulkscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2611020053 On 10/21/26 9:36 AM, Shawn Guo wrote: > Enable audio on the nord-rrd board. Add a soundcard node using > the qcom,nord-sndcard compatible. > > Add PCM1681/ADAU1979 codec nodes on I2C18, with the PCM1681 system > clock supplied via MCLK0. > > Describe DAC_ENABLE as the enable of two regulator-fixed supplies > (3.3V and 5V load switches) feeding the PCM1681, and the two MAX9892 > click-and-pop suppressors as one simple-audio-amplifier on > CLICK_POP_MUTE_N, routed after VOUT1..4, so DAPM controls the mute. > > Signed-off-by: Shawn Guo > --- Reviewed-by: Konrad Dybcio Konrad