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>,
E Shattow <e@freeshell.de>
Subject: [PATCH v2 1/2] riscv: dts: spacemit: Fix phy id check for the phy on pico-itx board
Date: Sun, 26 Jul 2026 07:33:49 +0800 [thread overview]
Message-ID: <20260725233351.55004-2-inochiama@gmail.com> (raw)
In-Reply-To: <20260725233351.55004-1-inochiama@gmail.com>
Current phy framework can not re-initialize the phy correctly, as it will
assert the phy reset GPIO so the phy id can not be read. Setting the
phy id of board pico-itx manually so the phy id detection can be skipped.
Fixes: 74657a376960 ("riscv: dts: spacemit: Add ethernet device for K3")
Reported-by: E Shattow <e@freeshell.de>
Reported-by: Inochi Amaoto <inochiama@gmail.com>
Closes: https://lore.kernel.org/netdev/20260712045233.800748-1-inochiama@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Tested-by: E Shattow <e@freeshell.de>
---
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 b2a7d2d0d3a8..d78416f3118e 100644
--- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
+++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
@@ -196,7 +196,7 @@ ð0 {
mdio {
phy0: phy@1 {
- compatible = "ethernet-phy-ieee802.3-c22";
+ compatible = "ethernet-phy-id001c.c916";
reg = <1>;
reset-gpios = <&gpio 0 15 GPIO_ACTIVE_LOW>;
reset-assert-us = <10000>;
--
2.55.0
next prev parent reply other threads:[~2026-07-25 23:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-25 23:33 [PATCH v2 0/2] riscv: dts: spacemit: Fix phy id check for the phy Inochi Amaoto
2026-07-25 23:33 ` Inochi Amaoto [this message]
2026-07-25 23:33 ` [PATCH v2 2/2] riscv: dts: spacemit: Fix phy id check for the phy on com260 board Inochi Amaoto
2026-07-26 8:00 ` [PATCH v2 0/2] riscv: dts: spacemit: Fix phy id check for the phy Yixun Lan
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