Re: [PATCH v2 3/3] ARM: dts: stm32: Add ADC support to stm32mp157c
From: Fabrice Gasnier
Date: Tue May 22 2018 - 10:57:49 EST
On 05/07/2018 07:23 PM, Jonathan Cameron wrote:
> On Wed, 2 May 2018 09:44:51 +0200
> Fabrice Gasnier <fabrice.gasnier@xxxxxx> wrote:
>
>> stm32mp157c has an ADC block with two physical ADCs.
>>
>> Signed-off-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx>
> The driver support is now queued up in the IIO tree and should
> be in Linux next later this week.
Hi,
Many Thanks Jonathan :-)
Alex, I just sent an updated version (v3) of this patch (with additional
dmas).
Best Regards,
Fabrice
>
> Thanks,
>
> Jonathan
>
>> ---
>> arch/arm/boot/dts/stm32mp157c.dtsi | 32 ++++++++++++++++++++++++++++++++
>> 1 file changed, 32 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
>> index bc3eddc..7758a90 100644
>> --- a/arch/arm/boot/dts/stm32mp157c.dtsi
>> +++ b/arch/arm/boot/dts/stm32mp157c.dtsi
>> @@ -160,6 +160,38 @@
>> status = "disabled";
>> };
>>
>> + adc: adc@48003000 {
>> + compatible = "st,stm32mp1-adc-core";
>> + reg = <0x48003000 0x400>;
>> + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&rcc ADC12>, <&rcc ADC12_K>;
>> + clock-names = "bus", "adc";
>> + interrupt-controller;
>> + #interrupt-cells = <1>;
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + status = "disabled";
>> +
>> + adc1: adc@0 {
>> + compatible = "st,stm32mp1-adc";
>> + #io-channel-cells = <1>;
>> + reg = <0x0>;
>> + interrupt-parent = <&adc>;
>> + interrupts = <0>;
>> + status = "disabled";
>> + };
>> +
>> + adc2: adc@100 {
>> + compatible = "st,stm32mp1-adc";
>> + #io-channel-cells = <1>;
>> + reg = <0x100>;
>> + interrupt-parent = <&adc>;
>> + interrupts = <1>;
>> + status = "disabled";
>> + };
>> + };
>> +
>> rcc: rcc@50000000 {
>> compatible = "st,stm32mp1-rcc", "syscon";
>> reg = <0x50000000 0x1000>;
>