On 12.07.2019 11:20, Ludovic Desroches wrote: > On Tue, Jul 09, 2019 at 03:19:26PM +0200, Eugen Hristev - M18282 wrote: >> From: Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx> >> >> Hello, >> >> This series adds support for analog and digital filters for i2c controllers >> >> This series is based on the series: >> [PATCH v2 0/9] i2c: at91: filters support for at91 SoCs >> and enhanced to add the bindings for all controllers plus an extra binding >> for the width of the spikes in nanoseconds. >> >> First, bindings are created for >> 'i2c-ana-filter' >> 'i2c-dig-filter' >> 'i2c-filter-width-ns' >> >> The support is added in the i2c core to retrieve filter width and add it >> to the timings structure. >> Next, the at91 driver is enhanced for supporting digital filter, advanced >> digital filter (with selectable spike width) and the analog filter. >> >> Finally the device tree for two boards are modified to make use of the >> new properties. >> >> This series is the result of the comments on the ML in the direction >> requested: to make the bindings globally available for i2c drivers. >> >> Changes in v3: >> - made bindings global for i2c controllers and modified accordingly >> - gave up PADFCDF bit because it's a lack in datasheet >> - the computation on the width of the spike is based on periph clock as it >> is done for hold time. >> >> Changes in v2: >> - added device tree bindings and support for enable-ana-filt and >> enable-dig-filt >> - added the new properties to the DT for sama5d4_xplained/sama5d2_xplained >> >> Eugen Hristev (9): >> dt-bindings: i2c: at91: add new compatible >> dt-bindings: i2c: add bindings for i2c analog and digital filter >> i2c: add support for filter-width-ns optional property >> i2c: at91: add new platform support for sam9x60 >> i2c: at91: add support for digital filtering >> i2c: at91: add support for advanced digital filtering >> i2c: at91: add support for analog filtering >> ARM: dts: at91: sama5d2_xplained: add analog and digital filter for >> i2c >> ARM: dts: at91: sama5d4_xplained: add analog filter for i2c >> >> Documentation/devicetree/bindings/i2c/i2c-at91.txt | 3 +- >> Documentation/devicetree/bindings/i2c/i2c.txt | 11 +++++ >> arch/arm/boot/dts/at91-sama5d2_xplained.dts | 6 +++ >> arch/arm/boot/dts/at91-sama5d4_xplained.dts | 1 + >> drivers/i2c/busses/i2c-at91-core.c | 38 +++++++++++++++++ >> drivers/i2c/busses/i2c-at91-master.c | 49 ++++++++++++++++++++-- >> drivers/i2c/busses/i2c-at91.h | 13 ++++++ >> drivers/i2c/i2c-core-base.c | 2 + >> include/linux/i2c.h | 2 + >> 9 files changed, 121 insertions(+), 4 deletions(-) > > Hi, > > I don't know if it will fit other vendors need concerning the binding > but for Microchip it sounds good. > > Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx> > for the whole serie. > > Regards > > Ludovic > Hello Wolfram, What is the plan for this patch series? Thanks, Eugen
