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Tue, 4 Jun 2024 04:41:27 -0500 Received: from localhost (jluthra.dhcp.ti.com [172.24.227.116]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 4549fQmO011712; Tue, 4 Jun 2024 04:41:27 -0500 From: Jai Luthra Date: Tue, 4 Jun 2024 15:11:02 +0530 Subject: [PATCH 1/7] arm64: dts: ti: k3-am62x: Drop McASP AFIFOs MIME-Version: 1.0 Message-ID: <20240604-mcasp_fifo_drop-v1-1-03ebe25f47db@ti.com> References: <20240604-mcasp_fifo_drop-v1-0-03ebe25f47db@ti.com> In-Reply-To: <20240604-mcasp_fifo_drop-v1-0-03ebe25f47db@ti.com> To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jayesh Choudhary , Devarsh Thakkar , Bryan Brattlof , Aradhya Bhatia , Francesco Dolcini CC: , , , Devarsh Thakkar , Jai Luthra X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=807; i=j-luthra@ti.com; h=from:subject:message-id; bh=ZxQhKpsbLY4pPKXM71CVrzothjWL47SYEc5fGJ0P1KU=; b=owEBbQKS/ZANAwAIAUPekfkkmnFFAcsmYgBmXuE9v7QpROa/rehJF0u407NSdnlpgDutQv4I2 iSb1/MYOHaJAjMEAAEIAB0WIQRN4NgY5dV16NRar8VD3pH5JJpxRQUCZl7hPQAKCRBD3pH5JJpx RZddD/9sibnNkrVm2P85x80eiwoI8iPR1nDGXrobNpzIGZJH2HJnSTTQZKwa54J9Pe/9iBs5oUl izjMFxUfNu6vGoI/m5QxY91HUVgRK916R9KclXtWrD7dtcdPM5KqLsk+mZ29hSiXXapSatz2Zsf 43C5z0vWF8+XoPcGVm9iVSx5LV8GoDq1oUeny+7FjwAlKPCgsqYZpzEa/wUpD6BS3NYDn6DTlzG tnBOyQzFVvTqaitw/JAIFjS1ux0hbhE9cp0Hn++5XeY5e5GC5ly8DZmB4Mg6q4qriDjabhxZvFg ezaWnx4bEEYj4rlreyEu3sGPGpFcFQsYgBSzG7pVO3OsWZFcBcn+RqArYKaEc3VWdUPRKm+/+xU HJsw2T6Maa0mJSQksHUk4hKB0yeMeTEoAK9S5kRy0/DqyiNkS7W/gCc6vRNil6Lvp/4+ayjUVNP WQ0/Y14IV7W11uSFxmOPjymFmTOSSSSwsDX2r0Q9XZuuMwFWQNpvwCcNo+tOoFTTT8nKBJkDKrK yQNU/V0JjdBsx3sT4LnyPLZccXm4gqM81qqzk7Ofx5piNiDcJC9Jn7FQq+9vaMrpPU3ykXTUkpu uyUGmMkPFi+XjBuHEHWVPV8P3xLW3VXEWlJdfvUkOkeH//p5NZepuoLFMZiCIDFLwBi+NWBzrv6 TcGNsfz4lmnn8Aw== X-Developer-Key: i=j-luthra@ti.com; a=openpgp; fpr=4DE0D818E5D575E8D45AAFC543DE91F9249A7145 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240604_024131_598488_7C8A7B5A X-CRM114-Status: GOOD ( 12.11 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: b94b43715e91 ("arm64: dts: ti: Enable audio on SK-AM62(-LP)") Signed-off-by: Jai Luthra --- arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi index 3c45782ab2b7..07e739573d84 100644 --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi @@ -504,8 +504,8 @@ &mcasp1 { 0 0 0 0 0 0 0 0 >; - tx-num-evt = <32>; - rx-num-evt = <32>; + tx-num-evt = <0>; + rx-num-evt = <0>; }; &dss {