On Thu, Aug 03, 2017 at 01:05:22AM +0800, sean.wang@xxxxxxxxxxxx wrote: > From: Sean Wang <sean.wang@xxxxxxxxxxxx> > > Document the devicetree bindings for MediaTek BTIF controller > which could be found on MT7622 and MT7623 SoC. > > Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx> > --- > .../devicetree/bindings/serial/mtk-btif.txt | 26 ++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > create mode 100644 Documentation/devicetree/bindings/serial/mtk-btif.txt > > diff --git a/Documentation/devicetree/bindings/serial/mtk-btif.txt b/Documentation/devicetree/bindings/serial/mtk-btif.txt > new file mode 100644 > index 0000000..80c1f5a > --- /dev/null > +++ b/Documentation/devicetree/bindings/serial/mtk-btif.txt > @@ -0,0 +1,26 @@ > +Device-Tree bindings for MediaTek BTIF controller found on those > +MediaTek SoCs with Bluetooth feature > + > +Required properties: > +- compatible: Should be one of: > + - "mediatek,mt7622-btif" : for MT7622 SoC > + - "mediatek,mt7623-btif" : for MT7623 SoC > +- reg: The base address of the BTIF register bank; > +- interrupts: A single interrupt specifier; > +- clocks: list of clock specifiers, corresponding to > + entries in clock-names property; > +- clock-names: should contain "main" entries. > + > +Optional properties: > +- mediatek,loopback: Boolean; if defined, indicates that BTIF controller > + running on the loopback mode. I don't think this belongs in DT, but should be a module param or sysfs control. > + > +Example: > + > + btif: btif@1100c000 { bluetooth@... > + compatible = "mediatek,mt7623-btif"; > + reg = <0 0x1100c000 0 0x1000>; > + interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_LOW>; > + clocks = <&pericfg CLK_PERI_BTIF>; > + clock-names = "main"; > + }; > -- > 2.7.4 > -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html