linux-kernel - [PATCH 4/5] riscv: dts: renesas: rzfive-smarc: Drop dma properties from SSI1 node

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Date:   Fri, 29 Sep 2023 01:07:03 +0100
From:   Prabhakar <prabhakar.csengg@...il.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Biju Das <biju.das.jz@...renesas.com>,
        Prabhakar <prabhakar.csengg@...il.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH 4/5] riscv: dts: renesas: rzfive-smarc: Drop dma properties from SSI1 node

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

With DMA enabled audio capture/playback has some echo noise. So for
now switch to PIO mode until fixed.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi b/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi
index a8573fdfd8b1..85f96e24a96e 100644
--- a/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi
+++ b/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi
@@ -6,3 +6,8 @@
  */
 
 #include <arm64/renesas/rzg2ul-smarc.dtsi>
+
+&ssi1 {
+	/delete-property/ dmas;
+	/delete-property/ dma-names;
+};
-- 
2.34.1