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From: Jonathan Cameron <jic23@kernel.org>
To: Fabrice Gasnier <fabrice.gasnier@st.com>
Cc: Rob Herring <robh@kernel.org>, <alexandre.torgue@st.com>,
	<mark.rutland@arm.com>, <mcoquelin.stm32@gmail.com>,
	<lars@metafoo.de>, <knaack.h@gmx.de>, <pmeerw@pmeerw.net>,
	<linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <benjamin.gaignard@linaro.org>
Subject: Re: [PATCH 1/3] dt-bindings: iio: stm32-adc: add support for STM32MP1.
Date: Sat, 28 Apr 2018 16:18:22 +0100	[thread overview]
Message-ID: <20180428161822.6100bb07@archlinux> (raw)
In-Reply-To: <ee92eb8d-9675-3c94-1c0d-f6e8f091d878@st.com>

On Wed, 25 Apr 2018 09:22:02 +0200
Fabrice Gasnier <fabrice.gasnier@st.com> wrote:

> On 04/24/2018 06:27 PM, Rob Herring wrote:
> > 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@st.com>
> >> ---
> >>  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?  
> 
> Hi Rob, Jonathan,
> 
> I should have mentioned this: stm32mp1 has two separate interrupt lines
> for each ADC within ADC block.
> 
> Do you wish I send a V2 for this ? Or a patch to fix this ?
Hmm. I haven't pushed this out as non rebasing so I'll revert this
and the associated support so you can clean this corner up.

So please send a V2.

Thanks,

Jonathan

> 
> Please let me know,
> BR,
> Fabrice
> 
> >   
> >>  - 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@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

  reply	other threads:[~2018-04-28 15:18 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-18 15:37 [PATCH 0/3] Add support for STM32MP1 ADC Fabrice Gasnier
2018-04-18 15:37 ` [PATCH 1/3] dt-bindings: iio: stm32-adc: add support for STM32MP1 Fabrice Gasnier
2018-04-21 15:36   ` Jonathan Cameron
2018-04-24 16:27   ` Rob Herring
2018-04-25  7:22     ` Fabrice Gasnier
2018-04-28 15:18       ` Jonathan Cameron [this message]
2018-04-18 15:37 ` [PATCH 2/3] iio: adc: " Fabrice Gasnier
2018-04-21 15:36   ` Jonathan Cameron
2018-04-18 15:37 ` [PATCH 3/3] ARM: dts: stm32: Add ADC support to stm32mp157c Fabrice Gasnier
2018-04-21 15:37   ` Jonathan Cameron

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