| Message ID | 1574674036-5589-1-git-send-email-eugen.hristev@microchip.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | ARM: dts: at91: sama5d27_som1_ek: add i2c filters properties | expand |
On 25/11/2019 09:27:41+0000, Eugen.Hristev@microchip.com wrote: > From: Eugen Hristev <eugen.hristev@microchip.com> > > Add properties for i2c filters for i2c0 and i2c1 on sama5d27_som1_ek. > Noise is affecting communication on i2c for example when connecting i2c > camera sensors. > > Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com> > --- > arch/arm/boot/dts/at91-sama5d27_som1_ek.dts | 6 ++++++ > 1 file changed, 6 insertions(+) > Applied, thanks.
On 02.12.2019 19:36, Alexandre Belloni wrote: > On 25/11/2019 09:27:41+0000, Eugen.Hristev@microchip.com wrote: >> From: Eugen Hristev <eugen.hristev@microchip.com> >> >> Add properties for i2c filters for i2c0 and i2c1 on sama5d27_som1_ek. >> Noise is affecting communication on i2c for example when connecting i2c >> camera sensors. >> >> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com> >> --- >> arch/arm/boot/dts/at91-sama5d27_som1_ek.dts | 6 ++++++ >> 1 file changed, 6 insertions(+) >> > Applied, thanks. Hi Alexandre, The properties for i2c0 are at the wrong node. Should be at the child node. I sent a v2 to correct it. If it's too late let me know and I can make a fix patch instead. Thanks and sorry, Eugen > > -- > Alexandre Belloni, Bootlin > Embedded Linux and Kernel engineering > https://bootlin.com > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel >
diff --git a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts index fca5716..b6a22bb 100644 --- a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts +++ b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts @@ -123,6 +123,9 @@ flx1: flexcom@f8038000 { atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; + i2c-analog-filter; + i2c-digital-filter; + i2c-digital-filter-width-ns = <35>; status = "okay"; i2c2: i2c@600 { @@ -246,6 +249,9 @@ i2c1: i2c@fc028000 { dmas = <0>, <0>; + i2c-analog-filter; + i2c-digital-filter; + i2c-digital-filter-width-ns = <35>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1_default>; status = "okay";