From: Emil Renner Berthing <emil.renner.berthing@canonical.com>
To: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Emil Renner Berthing <kernel@esmil.dk>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Conor Dooley <conor@kernel.org>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Cristian Ciocaltea <cristian.ciocaltea@collabora.com>,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [PATCH v2 3/8] riscv: dts: starfive: Mark the JH7100 as having non-coherent DMAs
Date: Thu, 30 Nov 2023 16:19:27 +0100 [thread overview]
Message-ID: <20231130151932.729708-4-emil.renner.berthing@canonical.com> (raw)
In-Reply-To: <20231130151932.729708-1-emil.renner.berthing@canonical.com>
From: Emil Renner Berthing <kernel@esmil.dk>
The StarFive JH7100 SoC has non-coherent device DMAs, so mark the
soc bus as such.
Link: https://github.com/starfive-tech/JH7100_Docs/blob/main/JH7100%20Cache%20Coherence%20V1.0.pdf
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
---
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 a40a8544b860..7c1009428c1f 100644
--- a/arch/riscv/boot/dts/starfive/jh7100.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100.dtsi
@@ -144,6 +144,7 @@ soc {
interrupt-parent = <&plic>;
#address-cells = <2>;
#size-cells = <2>;
+ dma-noncoherent;
ranges;
clint: clint@2000000 {
--
2.40.1
next prev parent reply other threads:[~2023-11-30 15:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-30 15:19 [PATCH v2 0/8] Add JH7100 errata and update device tree Emil Renner Berthing
2023-11-30 15:19 ` [PATCH v2 1/8] riscv: errata: Add StarFive JH7100 errata Emil Renner Berthing
2023-12-06 17:09 ` Palmer Dabbelt
2023-11-30 15:19 ` [PATCH v2 2/8] riscv: dts: starfive: Group tuples in interrupt properties Emil Renner Berthing
2023-11-30 15:19 ` Emil Renner Berthing [this message]
2023-11-30 15:19 ` [PATCH v2 4/8] riscv: dts: starfive: Add JH7100 cache controller Emil Renner Berthing
2023-11-30 15:19 ` [PATCH v2 5/8] riscv: dts: starfive: Add pool for coherent DMA memory on JH7100 boards Emil Renner Berthing
2023-11-30 15:19 ` [PATCH v2 6/8] riscv: dts: starfive: Add JH7100 MMC nodes Emil Renner Berthing
2023-11-30 15:19 ` [PATCH v2 7/8] riscv: dts: starfive: Enable SD-card on JH7100 boards Emil Renner Berthing
2023-11-30 15:19 ` [PATCH v2 8/8] riscv: dts: starfive: Enable SDIO wifi " Emil Renner Berthing
2023-12-13 15:42 ` (subset) [PATCH v2 0/8] Add JH7100 errata and update device tree Conor Dooley
2023-12-13 15:51 ` Geert Uytterhoeven
2023-12-15 19:13 ` Emil Renner Berthing
2023-12-13 15:53 ` Conor Dooley
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