On Wed, Apr 18, 2018 at 05:37:52PM +0200, Fabrice Gasnier wrote: > Document support for STM32MP1 ADC. It's quite similar to STM32H7 ADC. > Introduce "st,stm32mp1-adc" compatible to handle variants of this > hardware such as vregready flag, interrupts, clock rate. > > Signed-off-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx> > --- > Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt > index e8bb824..9994384 100644 > --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt > +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt > @@ -24,8 +24,11 @@ Required properties: > - compatible: Should be one of: > "st,stm32f4-adc-core" > "st,stm32h7-adc-core" > + "st,stm32mp1-adc-core" > - reg: Offset and length of the ADC block register set. > -- interrupts: Must contain the interrupt for ADC block. > +- interrupts: One or more interrupts for ADC block. Some parts like stm32f4 > + and stm32h7 share a common ADC interrupt line. stm32mp1 has separate > + lines for each ADC within ADC block. How many interrupt lines is that? > - clocks: Core can use up to two clocks, depending on part used: > - "adc" clock: for the analog circuitry, common to all ADCs. > It's required on stm32f4. > @@ -53,6 +56,7 @@ Required properties: > - compatible: Should be one of: > "st,stm32f4-adc" > "st,stm32h7-adc" > + "st,stm32mp1-adc" > - reg: Offset of ADC instance in ADC block (e.g. may be 0x0, 0x100, 0x200). > - clocks: Input clock private to this ADC instance. It's required only on > stm32f4, that has per instance clock input for registers access. > -- > 1.9.1 > -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
