[PATCH v7 RESEND 1/2] ARM: dts: at91: sama5d2: add channel cells for ADC device

[PATCH v7 RESEND 1/2] ARM: dts: at91: sama5d2: add channel cells for ADC device

[Eugen Hristev]

Preparing the ADC device to connect channel consumer drivers

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
Resending after merge window that includes the bindings was closed.
Rebased on 4.19-rc1 : no changes

 arch/arm/boot/dts/sama5d2.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 61f68e5..f06ba99 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -47,6 +47,7 @@
 #include <dt-bindings/dma/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/clock/at91.h>
+#include <dt-bindings/iio/adc/at91-sama5d2_adc.h>
 
 / {
 	model = "Atmel SAMA5D2 family SoC";
@@ -1437,6 +1438,7 @@
 				atmel,max-sample-rate-hz = <20000000>;
 				atmel,startup-time-ms = <4>;
 				atmel,trigger-edge-type = <IRQ_TYPE_EDGE_RISING>;
+				#io-channel-cells = <1>;
 				status = "disabled";
 			};
 
-- 
2.7.4

[PATCH v7 RESEND 2/2] ARM: dts: at91: sama5d2: Add resistive touch device

[Eugen Hristev]

Add generic resistive touch device which is connected to ADC block
inside the SAMA5D2 SoC

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
Resending after merge window that includes the bindings was closed.
Rebased on 4.19-rc1 : no changes

 arch/arm/boot/dts/sama5d2.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index f06ba99..a44f325 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -1442,6 +1442,16 @@
 				status = "disabled";
 			};
 
+			resistive_touch: resistive-touch {
+				compatible = "resistive-adc-touch";
+				io-channels = <&adc AT91_SAMA5D2_ADC_X_CHANNEL>,
+					      <&adc AT91_SAMA5D2_ADC_Y_CHANNEL>,
+					      <&adc AT91_SAMA5D2_ADC_P_CHANNEL>;
+				io-channel-names = "x", "y", "pressure";
+				touchscreen-min-pressure = <50000>;
+				status = "disabled";
+			};
+
 			pioA: pinctrl@fc038000 {
 				compatible = "atmel,sama5d2-pinctrl";
 				reg = <0xfc038000 0x600>;
-- 
2.7.4

Re: [PATCH v7 RESEND 1/2] ARM: dts: at91: sama5d2: add channel cells for ADC device

[Alexandre Belloni]

On 27/08/2018 16:57:12+0300, Eugen Hristev wrote:
> Preparing the ADC device to connect channel consumer drivers
> 
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
> ---
> Resending after merge window that includes the bindings was closed.
> Rebased on 4.19-rc1 : no changes
> 
>  arch/arm/boot/dts/sama5d2.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 

I was going to dig those up, applied now, thanks!

> diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
> index 61f68e5..f06ba99 100644
> --- a/arch/arm/boot/dts/sama5d2.dtsi
> +++ b/arch/arm/boot/dts/sama5d2.dtsi
> @@ -47,6 +47,7 @@
>  #include <dt-bindings/dma/at91.h>
>  #include <dt-bindings/interrupt-controller/irq.h>
>  #include <dt-bindings/clock/at91.h>
> +#include <dt-bindings/iio/adc/at91-sama5d2_adc.h>
>  
>  / {
>  	model = "Atmel SAMA5D2 family SoC";
> @@ -1437,6 +1438,7 @@
>  				atmel,max-sample-rate-hz = <20000000>;
>  				atmel,startup-time-ms = <4>;
>  				atmel,trigger-edge-type = <IRQ_TYPE_EDGE_RISING>;
> +				#io-channel-cells = <1>;
>  				status = "disabled";
>  			};
>  
> -- 
> 2.7.4
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com