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Fri, 13 Feb 2026 07:14:13 -0800 (PST) Received: from debian.lan ([2001:861:3f10:3c80:ba7a:d401:2221:cd75]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4834d5d77b3sm296160035e9.2.2026.02.13.07.14.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Feb 2026 07:14:12 -0800 (PST) From: MidG971 To: linux-rockchip@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, heiko@sntech.de, jonas@kwiboo.se, MidG971 , Claude Subject: [PATCH] arm64: dts: rockchip: rock-3b: Add phy-supply to pcie30phy Date: Fri, 13 Feb 2026 16:14:52 +0100 Message-Id: <20260213151452.535527-1-midgy971@gmail.com> X-Mailer: git-send-email 2.39.5 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260213_071416_450637_BABF7086 X-CRM114-Status: GOOD ( 10.35 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The PCIe 3.0 PHY requires its power supply regulator to be enabled before initialization. Without the phy-supply property, the PHY driver does not ensure the regulator is enabled, causing SRAM initialization to timeout with "lock failed" errors: phy phy-fe8c0000.phy.1: phy poweron failed --> -110 rockchip-snps-pcie3-phy fe8c0000.phy: PCIe3PHY lock failed 0x6890000 rockchip-pcie fe280000.pcie: phy init failed: -110 This results in NVMe devices in the M.2 slot not being detected. Add phy-supply referencing vcc3v3_pi6c_03 regulator (which controls the PI6C PCIe clock generator power via GPIO0_D4) to ensure proper power sequencing during PHY initialization. Fixes: 846ef7748fa9 ("arm64: dts: rockchip: Add Radxa ROCK 3B") Signed-off-by: MidG971 Co-developed-by: Claude Signed-off-by: Claude --- arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts index c5f67dd6dfd9..a1b2c3d4e5f6 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts @@ -404,6 +404,7 @@ &pcie2x1 { }; &pcie30phy { + phy-supply = <&vcc3v3_pi6c_03>; status = "okay"; }; -- 2.39.5