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Thu, 3 Sep 2026 15:09:44 -0500 Received: from [128.247.81.65] (uda0499903.dhcp.ti.com [128.247.81.65]) by lelvem-mr05.itg.ti.com (8.18.1/8.18.1) with ESMTP id 683K9iTB3185067; Thu, 3 Sep 2026 15:09:44 -0500 Message-ID: <3ee0f8db-b844-4148-b484-64bcb329824d@ti.com> Date: Thu, 3 Sep 2026 15:09:44 -0500 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/1] arm64: dts: ti: k3-j722s-evm: Switch audio codec clock from audio_refclk1 to external clock To: Nishanth Menon CC: Conor Dooley , Krzysztof Kozlowski , Rob Herring , Tero Kristo , Vignesh Raghavendra , , , , Sen Wang , Moteen Shah References: <20260804210558.1455777-1-j-mcarthur@ti.com> <20260903200040.yxufreslq3ahsx74@buddhist> Content-Language: en-US From: Jared McArthur In-Reply-To: <20260903200040.yxufreslq3ahsx74@buddhist> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BY1PEPF00026969:EE_|CH0PR10MB5002:EE_ X-MS-Office365-Filtering-Correlation-Id: 3c77f31b-f191-475d-6923-08df09f75a8d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700016|82310400026|23010399003|376014|1800799024|4143699003|10067099003|56012099006|22082099003|18002099003|13003099007; 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Revisions PROC170E2 and later switched the MCLK's source >> to an external LMK6CE012288CDLFT [2] oscillator (12.288MHz). The >> PROC170E1 revision of the board is not publicly available. >> >> Fix the audio codec's clock by creating a new fixed clock node with >> a frequency of 12.288MHz, and switch the audio codec's clock from >> the audio_refclk1 to the new fixed clock. Remove pinmuxing and clock >> muxing for the audio_refclk1. >> >> [0] https://www.ti.com/lit/zip/SPRR495 >> [1] https://www.ti.com/lit/gpn/TLV320AIC3106 >> [2] https://www.ti.com/lit/gpn/lmk6c >> > > Do we need: > Fixes: 3a36c535dfd2 ("arm64: dts: ti: k3-j722s-evm: Enable analog audio support") > > ? > Thank you for the comment. I can add the fixes tag. I was unsure about adding it originally, because the commit did work for the original revision. To me, it's debatable whether the commit introduced a bug, because the bug is due to a hardware change. -- Best, Jared McArthur