netdev - [PATCH 09/12] riscv: dts: starfive: Add dma-noncoherent for JH7100 SoC

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Message-Id: <20230211031821.976408-10-cristian.ciocaltea@collabora.com>
Date:   Sat, 11 Feb 2023 05:18:18 +0200
From:   Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
To:     Lee Jones <lee@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Emil Renner Berthing <kernel@...il.dk>,
        Conor Dooley <conor@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Richard Cochran <richardcochran@...il.com>,
        Sagar Kadam <sagar.kadam@...ive.com>,
        Yanhong Wang <yanhong.wang@...rfivetech.com>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, kernel@...labora.com
Subject: [PATCH 09/12] riscv: dts: starfive: Add dma-noncoherent for JH7100 SoC

The RISC-V architecture is by default coherent, as indicated by
CONFIG_OF_DMA_DEFAULT_COHERENT, but the StarFive JH7100 is not, hence
provide the dma-noncoherent property to the soc DT node.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
---
 arch/riscv/boot/dts/starfive/jh7100.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7100.dtsi b/arch/riscv/boot/dts/starfive/jh7100.dtsi
index 000447482aca..7109e70fdab8 100644
--- a/arch/riscv/boot/dts/starfive/jh7100.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100.dtsi
@@ -114,6 +114,7 @@ soc {
 		#address-cells = <2>;
 		#size-cells = <2>;
 		ranges;
+		dma-noncoherent;
 
 		clint: clint@...0000 {
 			compatible = "starfive,jh7100-clint", "sifive,clint0";
-- 
2.39.1