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From:   Frank Wunderlich <frank-w@public-files.de>
To:     Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     Josef Friedl <josef.friedl@speed.at>
Subject: [PATCH 1/3] add doc and MAINTAINERS for poweroff
Date:   Tue,  2 Jul 2019 11:40:43 +0200
Message-Id: <20190702094045.3652-2-frank-w@public-files.de>
In-Reply-To: <20190702094045.3652-1-frank-w@public-files.de>
References: <20190702094045.3652-1-frank-w@public-files.de>
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Sender: linux-kernel-owner@vger.kernel.org
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From: Josef Friedl <josef.friedl@speed.at>

poweroff for BPI-R2
Suggested-by: Frank Wunderlich <frank-w@public-files.de>

Signed-off-by: Josef Friedl <josef.friedl@speed.at>
=2D--
 .../devicetree/bindings/mfd/mt6397.txt        | 10 ++++++-
 .../bindings/power/reset/mt6323-poweroff.txt  | 20 +++++++++++++
 .../devicetree/bindings/rtc/rtc-mt6397.txt    | 29 +++++++++++++++++++
 MAINTAINERS                                   |  6 ++++
 4 files changed, 64 insertions(+), 1 deletion(-)
 create mode 100644 Documentation/devicetree/bindings/power/reset/mt6323-p=
oweroff.txt
 create mode 100644 Documentation/devicetree/bindings/rtc/rtc-mt6397.txt

diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentat=
ion/devicetree/bindings/mfd/mt6397.txt
index 0ebd08af777d..44acb9827716 100644
=2D-- a/Documentation/devicetree/bindings/mfd/mt6397.txt
+++ b/Documentation/devicetree/bindings/mfd/mt6397.txt
@@ -8,6 +8,7 @@ MT6397/MT6323 is a multifunction device with the following=
 sub modules:
 - Clock
 - LED
 - Keys
+- Power controller

 It is interfaced to host controller using SPI interface by a proprietary =
hardware
 called PMIC wrapper or pwrap. MT6397/MT6323 MFD is a child device of pwra=
p.
@@ -22,8 +23,10 @@ compatible: "mediatek,mt6397" or "mediatek,mt6323"
 Optional subnodes:

 - rtc
-	Required properties:
+	Required properties: Should be one of follows
+		- compatible: "mediatek,mt6323-rtc"
 		- compatible: "mediatek,mt6397-rtc"
+	For details, see Documentation/devicetree/bindings/rtc/rtc-mt6397.txt
 - regulators
 	Required properties:
 		- compatible: "mediatek,mt6397-regulator"
@@ -46,6 +49,11 @@ Optional subnodes:
 		- compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys"
 	see Documentation/devicetree/bindings/input/mtk-pmic-keys.txt

+- power-controller
+	Required properties:
+		- compatible: "mediatek,mt6323-pwrc"
+	For details, see Documentation/devicetree/bindings/power/reset/mt6323-po=
weroff.txt
+
 Example:
 	pwrap: pwrap@1000f000 {
 		compatible =3D "mediatek,mt8135-pwrap";
diff --git a/Documentation/devicetree/bindings/power/reset/mt6323-poweroff=
.txt b/Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt
new file mode 100644
index 000000000000..933f0c48e887
=2D-- /dev/null
+++ b/Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt
@@ -0,0 +1,20 @@
+Device Tree Bindings for Power Controller on MediaTek PMIC
+
+The power controller which could be found on PMIC is responsible for exte=
rnally
+powering off or on the remote MediaTek SoC through the circuit BBPU.
+
+Required properties:
+- compatible: Should be one of follows
+       "mediatek,mt6323-pwrc": for MT6323 PMIC
+
+Example:
+
+       pmic {
+               compatible =3D "mediatek,mt6323";
+
+               ...
+
+               power-controller {
+                       compatible =3D "mediatek,mt6323-pwrc";
+               };
+       }
diff --git a/Documentation/devicetree/bindings/rtc/rtc-mt6397.txt b/Docume=
ntation/devicetree/bindings/rtc/rtc-mt6397.txt
new file mode 100644
index 000000000000..ebd1cf80dcc8
=2D-- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/rtc-mt6397.txt
@@ -0,0 +1,29 @@
+Device-Tree bindings for MediaTek PMIC based RTC
+
+MediaTek PMIC based RTC is an independent function of MediaTek PMIC that =
works
+as a type of multi-function device (MFD). The RTC can be configured and s=
et up
+with PMIC wrapper bus which is a common resource shared with the other
+functions found on the same PMIC.
+
+For MediaTek PMIC MFD bindings, see:
+Documentation/devicetree/bindings/mfd/mt6397.txt
+
+For MediaTek PMIC wrapper bus bindings, see:
+Documentation/devicetree/bindings/soc/mediatek/pwrap.txt
+
+Required properties:
+- compatible: Should be one of follows
+       "mediatek,mt6323-rtc": for MT6323 PMIC
+       "mediatek,mt6397-rtc": for MT6397 PMIC
+
+Example:
+
+       pmic {
+               compatible =3D "mediatek,mt6323";
+
+               ...
+
+               rtc {
+                       compatible =3D "mediatek,mt6323-rtc";
+               };
+       };
diff --git a/MAINTAINERS b/MAINTAINERS
index 01a52fc964da..ec6ff342aa3c 100644
=2D-- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9920,6 +9920,12 @@ S:	Maintained
 F:	drivers/net/dsa/mt7530.*
 F:	net/dsa/tag_mtk.c

+MEDIATEK BOARD LEVEL SHUTDOWN DRIVERS
+M:	Sean Wang <sean.wang@mediatek.com>
+L:	linux-pm@vger.kernel.org
+S:	Maintained
+F:	Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt
+
 MEDIATEK JPEG DRIVER
 M:	Rick Chang <rick.chang@mediatek.com>
 M:	Bin Liu <bin.liu@mediatek.com>
=2D-
2.17.1