On 05/07/2018 07:23 PM, Jonathan Cameron wrote:

On Wed, 2 May 2018 09:44:51 +0200
Fabrice Gasnier [off-list ref] wrote:

quoted

stm32mp157c has an ADC block with two physical ADCs.

Signed-off-by: Fabrice Gasnier <redacted>

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

quoted

---
 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 at 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 at 0 {
+				compatible = "st,stm32mp1-adc";
+				#io-channel-cells = <1>;
+				reg = <0x0>;
+				interrupt-parent = <&adc>;
+				interrupts = <0>;
+				status = "disabled";
+			};
+
+			adc2: adc at 100 {
+				compatible = "st,stm32mp1-adc";
+				#io-channel-cells = <1>;
+				reg = <0x100>;
+				interrupt-parent = <&adc>;
+				interrupts = <1>;
+				status = "disabled";
+			};
+		};
+
 		rcc: rcc at 50000000 {
 			compatible = "st,stm32mp1-rcc", "syscon";
 			reg = <0x50000000 0x1000>;