Messages in this thread | | | From | Linus Walleij <> | Date | Thu, 22 Feb 2018 14:54:31 +0100 | Subject | Re: [PATCH 4/6] ARM: dts: stm32: add MFX support on I2C1 on stm32746g-eval |
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On Thu, Feb 8, 2018 at 3:27 PM, Amelie Delaunay <amelie.delaunay@st.com> wrote:
> MFX is used as gpio expander on stm32746g-eval. > > Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
(...) > + mfx: mfx@42 { > + compatible = "st,mfx"; > + reg = <0x42>; > + interrupts = <8 1>; > + interrupt-parent = <&gpioi>; > + interrupt-controller; > + #interrupt-cells = <1>; > + > + mfxgpio: mfx_gpio { > + compatible = "st,mfx-gpio"; > + interrupts = <0>; > + interrupt-parent = <&mfx>; > + gpio-controller; > + #gpio-cells = <2>;
So I think this node should contain some pin config states that can be referenced by the drivers to set up push/pull etc. Probably it can use just standard pin config properties like sx150x.
Yours, Linus Walleij
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