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From: Jai Luthra <j-luthra@ti.com>
Date: Tue, 4 Jun 2024 15:11:02 +0530
Subject: [PATCH 1/7] arm64: dts: ti: k3-am62x: Drop McASP AFIFOs
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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 <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
        Tero
 Kristo <kristo@kernel.org>, Rob Herring <robh@kernel.org>,
        Krzysztof
 Kozlowski <krzk+dt@kernel.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Jayesh
 Choudhary <j-choudhary@ti.com>,
        Devarsh Thakkar <devarsht@ti.com>, Bryan
 Brattlof <bb@ti.com>,
        Aradhya Bhatia <a-bhatia1@ti.com>,
        Francesco Dolcini
	<francesco.dolcini@toradex.com>
CC: <linux-arm-kernel@lists.infradead.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, Devarsh Thakkar <devarsht@ti.com>,
        Jai Luthra
	<j-luthra@ti.com>

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 <j-luthra@ti.com>
---
 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 {

-- 
2.43.0