From: Josef Friedl <josef.friedl@xxxxxxxx> - add powercontroller-section to existing binding-document - add mt6323-pwrc bindings-document with example 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 v5: split out non-pwrc related changes changes since v4: none changes since v3: none changes since v2: none (=v2 part 7) --- .../devicetree/bindings/mfd/mt6397.txt | 6 ++++++ .../bindings/power/reset/mt6323-poweroff.txt | 20 +++++++++++++++++++ 2 files changed, 26 insertions(+) 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 5fccf987865b..a9b105ac00a8 100644 --- 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 pwrap. @@ -48,6 +49,11 @@ Optional subnodes: - compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys" see ../input/mtk-pmic-keys.txt +- power-controller + Required properties: + - compatible: "mediatek,mt6323-pwrc" + For details, see ../power/reset/mt6323-poweroff.txt + Example: pwrap: pwrap@1000f000 { compatible = "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 --- /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