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From: Inochi Amaoto <inochiama@gmail.com>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>, Yixun Lan <dlan@kernel.org>,
	Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	Inochi Amaoto <inochiama@gmail.com>
Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
	spacemit@lists.linux.dev, linux-kernel@vger.kernel.org,
	Yixun Lan <dlan@gentoo.org>, Longbin Li <looong.bin@gmail.com>
Subject: [PATCH 1/2] riscv: dts: spacemit: Add enough deassert time for the PHY on PICO ITX
Date: Fri, 10 Jul 2026 14:33:12 +0800	[thread overview]
Message-ID: <20260710063314.1030249-1-inochiama@gmail.com> (raw)

RTL8211F require at least 50ms deassert to guarantee the register
access, 10ms is only enough for the PHY reset.

Fixes: 74657a376960 ("riscv: dts: spacemit: Add ethernet device for K3")
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
---
 arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
index 1eb5abbc61f9..b2a7d2d0d3a8 100644
--- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
+++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
@@ -200,7 +200,7 @@ phy0: phy@1 {
 			reg = <1>;
 			reset-gpios = <&gpio 0 15 GPIO_ACTIVE_LOW>;
 			reset-assert-us = <10000>;
-			reset-deassert-us = <10000>;
+			reset-deassert-us = <50000>;
 		};
 	};
 };
-- 
2.55.0


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             reply	other threads:[~2026-07-10  6:34 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-10  6:33 Inochi Amaoto [this message]
2026-07-10  6:33 ` [PATCH 2/2] riscv: dts: spacemit: Add enough deassert time for the PHY on com260 board Inochi Amaoto
2026-07-10 22:38 ` [PATCH 1/2] riscv: dts: spacemit: Add enough deassert time for the PHY on PICO ITX Yixun Lan
2026-07-11  7:19 ` E Shattow

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