From: Josef Friedl <josef.friedl@xxxxxxxx>
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@xxxxxxxxxxxxxxx>
Signed-off-by: Josef Friedl <josef.friedl@xxxxxxxx>
Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>
Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
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
