From: Sherry Sun <sherry.sun@nxp.com>
To: Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com, robh@kernel.org, krzk+dt@kernel.org,
conor+dt@kernel.org, hongxing.zhu@nxp.com, shawnguo@kernel.org
Cc: imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/3] arm64: dts: imx8dxl-evk: Remove unnecessary PCIe EP properties
Date: Sat, 9 May 2026 09:54:09 +0800 [thread overview]
Message-ID: <20260509015411.3218700-2-sherry.sun@nxp.com> (raw)
In-Reply-To: <20260509015411.3218700-1-sherry.sun@nxp.com>
For PCIe endpoint mode, only M.2 power supply needs to be ensured.
On imx8dxl-evk, the M.2 power is always on and cannot be controlled,
while reg_pcieb only controls the M.2 W_DISABLE1# signal. Remove the
unnecessary vpcie-supply property from pcie0_ep node.
Also remove reset-gpio as PCIe endpoint mode doesn't require reset
control.
Fixes: c1c4820b60d7 ("arm64: dts: imx8dxl-evk: Add pcie0-ep node and use unified pcie0 label")
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index bc62ae5ca812..441e00903029 100644
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -686,8 +686,6 @@ &pcie0_ep {
phy-names = "pcie-phy";
pinctrl-0 = <&pinctrl_pcieb>;
pinctrl-names = "default";
- reset-gpio = <&lsio_gpio4 0 GPIO_ACTIVE_LOW>;
- vpcie-supply = <®_pcieb>;
status = "disabled";
};
--
2.37.1
next prev parent reply other threads:[~2026-05-09 1:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-09 1:54 [PATCH 0/3] arm64: dts: imx: Fix PCIe EP vpcie-supply properties Sherry Sun
2026-05-09 1:54 ` Sherry Sun [this message]
2026-05-09 1:54 ` [PATCH 2/3] arm64: dts: imx8qxp-mek: Remove unnecessary PCIe EP vpcie-supply Sherry Sun
2026-05-09 1:54 ` [PATCH 3/3] arm64: dts: imx95-19x19-evk: Fix " Sherry Sun
2026-05-09 2:37 ` [PATCH 0/3] arm64: dts: imx: Fix PCIe EP vpcie-supply properties Hongxing Zhu
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