linux-kernel - [PATCH 1/3] ARM: dts: am437x-gp-evm: Enable wkup

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Date:   Sun,  1 May 2022 19:15:07 -0700
From:   Drew Fustini <dfustini@...libre.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Nishanth Menon <nm@...com>, Dave Gerlach <d-gerlach@...com>,
        Tony Lindgren <tony@...mide.com>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Drew Fustini <dfustini@...libre.com>,
        Keerthy <j-keerthy@...com>
Subject: [PATCH 1/3] ARM: dts: am437x-gp-evm: Enable wkup_m3 control of IO isolation

From: Dave Gerlach <d-gerlach@...com>

With this flag wkup_m3 is able to control IO isolation during
suspend on the board.

Signed-off-by: Dave Gerlach <d-gerlach@...com>
Signed-off-by: Keerthy <j-keerthy@...com>
Signed-off-by: Drew Fustini <dfustini@...libre.com>
---
 arch/arm/boot/dts/am437x-gp-evm.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 4416ddb559e4..91b67b428a06 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -1127,6 +1127,10 @@ &cpu {
 	cpu0-supply = <&dcdc2>;
 };
 
+&wkup_m3_ipc {
+	ti,set-io-isolation;
+};
+
 &pruss1_mdio {
 	status = "disabled";
 };
-- 
2.32.0