linux-kernel - [PATCH v2 04/18] ARM: dts: s5pv210: Set keep-power-in-suspend for SDHCI1 on aries

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <BN6PR04MB06603B45ECF39A32F7B0B75DA3AB0@BN6PR04MB0660.namprd04.prod.outlook.com>
Date:   Fri,  1 May 2020 16:50:05 -0700
From:   Jonathan Bakker <xc-racer2@...e.ca>
To:     kgene@...nel.org, krzk@...nel.org, robh+dt@...nel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Jonathan Bakker <xc-racer2@...e.ca>
Subject: [PATCH v2 04/18] ARM: dts: s5pv210: Set keep-power-in-suspend for SDHCI1 on aries

SDHCI1 is connected to a BCM4329 WiFi/BT chip which requires
power to be kept over suspend.  As the surrounding hardware supports
this, mark it as such.  This fixes wifi after a suspend/resume cycle.

Signed-off-by: Jonathan Bakker <xc-racer2@...e.ca>
---
 arch/arm/boot/dts/s5pv210-aries.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi
index 8ff70b856334..d419b77201f7 100644
--- a/arch/arm/boot/dts/s5pv210-aries.dtsi
+++ b/arch/arm/boot/dts/s5pv210-aries.dtsi
@@ -454,6 +454,7 @@
 	pinctrl-names = "default";
 	cap-sd-highspeed;
 	cap-mmc-highspeed;
+	keep-power-in-suspend;
 
 	mmc-pwrseq = <&wifi_pwrseq>;
 	non-removable;
-- 
2.20.1