linux-kernel - [PATCH v2 2/2] dt-bindings: power: reset: gpio-poweroff: Add 'force-mode' property

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Message-ID: <20190930141244.12311-3-oleksandr.suvorov@toradex.com>
Date:   Mon, 30 Sep 2019 14:12:53 +0000
From:   Oleksandr Suvorov <oleksandr.suvorov@...adex.com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Jamie Lentin <jm@...tin.co.uk>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        Andrew Lunn <andrew@...n.ch>,
        Igor Opaniuk <igor.opaniuk@...adex.com>,
        Oleksandr Suvorov <oleksandr.suvorov@...adex.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Sebastian Reichel <sre@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: [PATCH v2 2/2] dt-bindings: power: reset: gpio-poweroff: Add
 'force-mode' property

Add 'force-mode' property to allow the driver to load even if
someone has registered the pm_power_off hook earlier.

Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@...adex.com>

---

Changes in v2: None

 .../devicetree/bindings/power/reset/gpio-poweroff.txt          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt b/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt
index 3e56c1b34a4c..2056e299a472 100644
--- a/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt
+++ b/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt
@@ -31,6 +31,9 @@ Optional properties:
 - inactive-delay-ms: Delay (default 100) to wait after driving gpio inactive
 - timeout-ms: Time to wait before asserting a WARN_ON(1). If nothing is
               specified, 3000 ms is used.
+- force-mode: Force replacing pm_power_off kernel hook.
+  If this optional property is not specified, the driver will fail to
+  load if someone has registered the pm_power_off hook earlier.
 
 Examples:
 
-- 
2.20.1