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Message-Id: <20231208091355.1417292-5-sherry.sun@nxp.com>
Date: Fri, 8 Dec 2023 17:13:55 +0800
From: Sherry Sun <sherry.sun@....com>
To: hongxing.zhu@....com, l.stach@...gutronix.de,
lpieralisi@...nel.org, kw@...ux.com, robh@...nel.org,
bhelgaas@...gle.com, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
kernel@...gutronix.de, festevam@...il.com
Cc: linux-imx@....com, linux-pci@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 4/4] arm64: dts: imx8mq-evk: add host-wake-gpio property for pci bus
The host wake pin is a standard feature in the PCIe bus specification,
so we add this property under PCI dts node to enable the host wake
function.
Signed-off-by: Sherry Sun <sherry.sun@....com>
Reviewed-by: Richard Zhu <hongxing.zhu@....com>
---
arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index 7507548cdb16..ac824046c594 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
@@ -367,6 +367,7 @@ &pcie1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie1>;
reset-gpio = <&gpio5 12 GPIO_ACTIVE_LOW>;
+ host-wake-gpio = <&gpio5 11 GPIO_ACTIVE_LOW>;
clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>,
<&pcie0_refclk>,
<&clk IMX8MQ_CLK_PCIE2_PHY>,
@@ -545,6 +546,7 @@ pinctrl_pcie1: pcie1grp {
fsl,pins = <
MX8MQ_IOMUXC_I2C4_SDA_PCIE2_CLKREQ_B 0x76
MX8MQ_IOMUXC_ECSPI2_MISO_GPIO5_IO12 0x16
+ MX8MQ_IOMUXC_ECSPI2_MOSI_GPIO5_IO11 0x41
>;
};
--
2.34.1
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