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From:   Frank Wunderlich <frank-w@public-files.de>
To:     Alessandro Zummo <a.zummo@towertech.it>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Allison Randal <allison@lohutok.net>,
        "David S. Miller" <davem@davemloft.net>,
        devicetree@vger.kernel.org, Eddie Huang <eddie.huang@mediatek.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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        Kate Stewart <kstewart@linuxfoundation.org>,
        Lee Jones <lee.jones@linaro.org>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
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        linux-rtc@vger.kernel.org, Mark Rutland <mark.rutland@arm.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
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        "Tianping . Fang" <tianping.fang@mediatek.com>
Cc:     Josef Friedl <josef.friedl@speed.at>,
        Frank Wunderlich <frank-w@public-files.de>
Subject: [PATCH v5 01/10] dt-bindings: add powercontroller
Date:   Mon, 12 Aug 2019 14:15:02 +0200
Message-Id: <20190812121511.4169-2-frank-w@public-files.de>
In-Reply-To: <20190812121511.4169-1-frank-w@public-files.de>
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From: Josef Friedl <josef.friedl@speed.at>

add mt6323-rtc and mt6323-pwrc to mt6397 mfd DT bindings
an example is shown in mt6323-poweroff.txt

Suggested-by: Frank Wunderlich <frank-w@public-files.de>
Signed-off-by: Josef Friedl <josef.friedl@speed.at>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Acked-for-MFD-by: Lee Jones <lee.jones@linaro.org>
---
changes since v4: use relative path
changes since v3: none
changes since v2: separated rtc-mt6397.txt to part 2
---
 .../devicetree/bindings/mfd/mt6397.txt        | 20 +++++++++++++------
 .../bindings/power/reset/mt6323-poweroff.txt  | 20 +++++++++++++++++++
 2 files changed, 34 insertions(+), 6 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt

diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt
index 0ebd08af777d..063f5fe1cace 100644
--- a/Documentation/devicetree/bindings/mfd/mt6397.txt
+++ b/Documentation/devicetree/bindings/mfd/mt6397.txt
@@ -8,11 +8,12 @@ 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 pwrap.
 See the following for pwarp node definitions:
-Documentation/devicetree/bindings/soc/mediatek/pwrap.txt
+../../bindings/soc/mediatek/pwrap.txt
 
 This document describes the binding for MFD device and its sub module.
 
@@ -22,14 +23,16 @@ 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 ../../bindings/rtc/rtc-mt6397.txt
 - regulators
 	Required properties:
 		- compatible: "mediatek,mt6397-regulator"
-	see Documentation/devicetree/bindings/regulator/mt6397-regulator.txt
+	see ../../bindings/regulator/mt6397-regulator.txt
 		- compatible: "mediatek,mt6323-regulator"
-	see Documentation/devicetree/bindings/regulator/mt6323-regulator.txt
+	see ../../bindings/regulator/mt6323-regulator.txt
 - codec
 	Required properties:
 		- compatible: "mediatek,mt6397-codec"
@@ -39,12 +42,17 @@ Optional subnodes:
 - led
 	Required properties:
 		- compatible: "mediatek,mt6323-led"
-	see Documentation/devicetree/bindings/leds/leds-mt6323.txt
+	see ../../bindings/leds/leds-mt6323.txt
 
 - keys
 	Required properties:
 		- compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys"
-	see Documentation/devicetree/bindings/input/mtk-pmic-keys.txt
+	see ../../bindings/input/mtk-pmic-keys.txt
+
+- power-controller
+	Required properties:
+		- compatible: "mediatek,mt6323-pwrc"
+	For details, see ../../bindings/power/reset/mt6323-poweroff.txt
 
 Example:
 	pwrap: pwrap@1000f000 {
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
--- /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 externally
+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 = "mediatek,mt6323";
+
+               ...
+
+               power-controller {
+                       compatible = "mediatek,mt6323-pwrc";
+               };
+       }
-- 
2.17.1