linux-kernel - [PATCH] ARM: dts: imx6qp-sabresd: enable pcie

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Message-Id: <1598929279-5091-1-git-send-email-hongxing.zhu@nxp.com>
Date:   Tue,  1 Sep 2020 11:01:19 +0800
From:   Richard Zhu <hongxing.zhu@....com>
To:     l.stach@...gutronix.de, bhelgaas@...gle.com, shawnguo@...nel.org,
        festevam@...il.com
Cc:     linux-pci@...r.kernel.org, linux-imx@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kernel@...gutronix.de, Richard Zhu <hongxing.zhu@....com>
Subject: [PATCH] ARM: dts: imx6qp-sabresd: enable pcie

Set vgen3 regulator always on to power up the external oscillator,
and enable PCIe on iMX6QP SABRESD board.

Signed-off-by: Richard Zhu <hongxing.zhu@....com>
---
 arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 1 +
 arch/arm/boot/dts/imx6qp-sabresd.dts   | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index f824c9abd11a..5b09f1cb3cea 100644
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -414,6 +414,7 @@
 			vgen3_reg: vgen3 {
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
 			};
 
 			vgen4_reg: vgen4 {
diff --git a/arch/arm/boot/dts/imx6qp-sabresd.dts b/arch/arm/boot/dts/imx6qp-sabresd.dts
index 480e73183f6b..f089f1347598 100644
--- a/arch/arm/boot/dts/imx6qp-sabresd.dts
+++ b/arch/arm/boot/dts/imx6qp-sabresd.dts
@@ -51,7 +51,7 @@
 };
 
 &pcie {
-	status = "disabled";
+	status = "okay";
 };
 
 &sata {
-- 
2.17.1