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Tue, 10 Jun 2025 09:37:35 -0700 (PDT) Received: from geday ([2804:7f2:800b:5a56::dead:c001]) by smtp.gmail.com with ESMTPSA id 71dfb90a1353d-53113c0ee03sm1594059e0c.39.2025.06.10.09.37.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Jun 2025 09:37:34 -0700 (PDT) Date: Tue, 10 Jun 2025 13:37:29 -0300 From: Geraldo Nascimento To: linux-rockchip@lists.infradead.org Cc: Hugh Cole-Baker , Shawn Lin , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Bjorn Helgaas , Heiko Stuebner , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v2 2/2] arm64: dts: rockchip: drop PCIe 3v3 always-on and boot-on Message-ID: <28fb85b76b3adba86995b187036f3eff8a68e10e.1749572238.git.geraldogabriel@gmail.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250610_093736_304236_52A9205A X-CRM114-Status: GOOD ( 11.19 ) 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 Example commit of needed dropping of regulator always-on/boot-on declarations to make sure quirky devices known to not be working on RK3399 are able to enumerate on second try without assertion/deassertion of PERST# in-band PCIe reset signal. One example only, to avoid patch-bomb. Signed-off-by: Geraldo Nascimento --- arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi b/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi index 8ce7cee92af0..d31fd3d34cda 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi @@ -25,8 +25,6 @@ vcc3v3_pcie: regulator-vcc-pcie { pinctrl-names = "default"; pinctrl-0 = <&pcie_pwr>; regulator-name = "vcc3v3_pcie"; - regulator-always-on; - regulator-boot-on; vin-supply = <&vcc5v0_sys>; }; -- 2.49.0