Messages in this thread | | | Subject | Re: [PATCH] ARM: dts: stm32: set i2c4 bus freq to 400KHz on stm32mp157c-ed1 | From | Alexandre Torgue <> | Date | Fri, 13 Mar 2020 13:49:55 +0100 |
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Hi Alain
On 2/10/20 6:17 PM, Alain Volmat wrote: > On this board, the I2C4 bus has only a single slave (pmic) which > supports I2C Fast Mode hence setting bus frequency to 400 KHz. > > Signed-off-by: Alain Volmat <alain.volmat@st.com> > --- > arch/arm/boot/dts/stm32mp157c-ed1.dts | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts > index 209dae010be4..ac4f7ee4ad55 100644 > --- a/arch/arm/boot/dts/stm32mp157c-ed1.dts > +++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts > @@ -135,6 +135,7 @@ > pinctrl-0 = <&i2c4_pins_sleep_a>; > i2c-scl-rising-time-ns = <185>; > i2c-scl-falling-time-ns = <20>; > + clock-frequency = <400000>; > status = "okay"; > /* spare dmas for other usage */ > /delete-property/dmas; >
Applied on stm32-next.
Thanks. Alex
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