linux-kernel - Re: [RESEND PATCH] ARM: dts: Add stmpe-adc DT node to Toradex T30 modules

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Date:   Mon, 30 Sep 2019 11:54:59 +0000
From:   Philippe Schenker <philippe.schenker@...adex.com>
To:     "jonathanh@...dia.com" <jonathanh@...dia.com>,
        "linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
        "thierry.reding@...il.com" <thierry.reding@...il.com>
CC:     "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>
Subject: Re: [RESEND PATCH] ARM: dts: Add stmpe-adc DT node to Toradex T30
 modules

On Wed, 2019-08-14 at 10:53 +0000, Philippe Schenker wrote:
> Add the stmpe-adc DT node as found on Toradex T30 modules
> 
> Signed-off-by: Philippe Schenker <philippe.schenker@...adex.com>

Hi Thierry, could you please pull this patch for 5.4? Or tell me what is
holding it back from being pulled?

Thanks for your feedback

Philippe

> 
> ---
> 
>  arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi | 22 ++++++++++++++-------
> -
>  arch/arm/boot/dts/tegra30-apalis.dtsi      | 22 ++++++++++++++-------
> -
>  arch/arm/boot/dts/tegra30-colibri.dtsi     | 22 ++++++++++++++-------
> -
>  3 files changed, 42 insertions(+), 24 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
> b/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
> index 02f8126481a2..8b7a827d604d 100644
> --- a/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
> +++ b/arch/arm/boot/dts/tegra30-apalis-v1.1.dtsi
> @@ -994,11 +994,17 @@
>  			id = <0>;
>  			blocks = <0x5>;
>  			irq-trigger = <0x1>;
> +			/* 3.25 MHz ADC clock speed */
> +			st,adc-freq = <1>;
> +			/* 12-bit ADC */
> +			st,mod-12b = <1>;
> +			/* internal ADC reference */
> +			st,ref-sel = <0>;
> +			/* ADC converstion time: 80 clocks */
> +			st,sample-time = <4>;
>  
>  			stmpe_touchscreen {
>  				compatible = "st,stmpe-ts";
> -				/* 3.25 MHz ADC clock speed */
> -				st,adc-freq = <1>;
>  				/* 8 sample average control */
>  				st,ave-ctrl = <3>;
>  				/* 7 length fractional part in z */
> @@ -1008,17 +1014,17 @@
>  				 * current limit value
>  				 */
>  				st,i-drive = <1>;
> -				/* 12-bit ADC */
> -				st,mod-12b = <1>;
> -				/* internal ADC reference */
> -				st,ref-sel = <0>;
> -				/* ADC converstion time: 80 clocks */
> -				st,sample-time = <4>;
>  				/* 1 ms panel driver settling time */
>  				st,settling = <3>;
>  				/* 5 ms touch detect interrupt delay */
>  				st,touch-det-delay = <5>;
>  			};
> +
> +			stmpe_adc {
> +				compatible = "st,stmpe-adc";
> +				/* forbid to use ADC channels 3-0
> (touch) */
> +				st,norequest-mask = <0x0F>;
> +			};
>  		};
>  
>  		/*
> diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi
> b/arch/arm/boot/dts/tegra30-apalis.dtsi
> index 7f112f192fe9..c18f6f61d764 100644
> --- a/arch/arm/boot/dts/tegra30-apalis.dtsi
> +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi
> @@ -976,11 +976,17 @@
>  			id = <0>;
>  			blocks = <0x5>;
>  			irq-trigger = <0x1>;
> +			/* 3.25 MHz ADC clock speed */
> +			st,adc-freq = <1>;
> +			/* 12-bit ADC */
> +			st,mod-12b = <1>;
> +			/* internal ADC reference */
> +			st,ref-sel = <0>;
> +			/* ADC converstion time: 80 clocks */
> +			st,sample-time = <4>;
>  
>  			stmpe_touchscreen {
>  				compatible = "st,stmpe-ts";
> -				/* 3.25 MHz ADC clock speed */
> -				st,adc-freq = <1>;
>  				/* 8 sample average control */
>  				st,ave-ctrl = <3>;
>  				/* 7 length fractional part in z */
> @@ -990,17 +996,17 @@
>  				 * current limit value
>  				 */
>  				st,i-drive = <1>;
> -				/* 12-bit ADC */
> -				st,mod-12b = <1>;
> -				/* internal ADC reference */
> -				st,ref-sel = <0>;
> -				/* ADC converstion time: 80 clocks */
> -				st,sample-time = <4>;
>  				/* 1 ms panel driver settling time */
>  				st,settling = <3>;
>  				/* 5 ms touch detect interrupt delay */
>  				st,touch-det-delay = <5>;
>  			};
> +
> +			stmpe_adc {
> +				compatible = "st,stmpe-adc";
> +				/* forbid to use ADC channels 3-0
> (touch) */
> +				st,norequest-mask = <0x0F>;
> +			};
>  		};
>  
>  		/*
> diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi
> b/arch/arm/boot/dts/tegra30-colibri.dtsi
> index 35af03ca9e90..1f9198bb24ff 100644
> --- a/arch/arm/boot/dts/tegra30-colibri.dtsi
> +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi
> @@ -845,11 +845,18 @@
>  			id = <0>;
>  			blocks = <0x5>;
>  			irq-trigger = <0x1>;
> +			/* 3.25 MHz ADC clock speed */
> +			st,adc-freq = <1>;
> +			/* 12-bit ADC */
> +			st,mod-12b = <1>;
> +			/* internal ADC reference */
> +			st,ref-sel = <0>;
> +			/* ADC converstion time: 80 clocks */
> +			st,sample-time = <4>;
> +			/* forbid to use ADC channels 3-0 (touch) */
>  
>  			stmpe_touchscreen {
>  				compatible = "st,stmpe-ts";
> -				/* 3.25 MHz ADC clock speed */
> -				st,adc-freq = <1>;
>  				/* 8 sample average control */
>  				st,ave-ctrl = <3>;
>  				/* 7 length fractional part in z */
> @@ -859,17 +866,16 @@
>  				 * current limit value
>  				 */
>  				st,i-drive = <1>;
> -				/* 12-bit ADC */
> -				st,mod-12b = <1>;
> -				/* internal ADC reference */
> -				st,ref-sel = <0>;
> -				/* ADC converstion time: 80 clocks */
> -				st,sample-time = <4>;
>  				/* 1 ms panel driver settling time */
>  				st,settling = <3>;
>  				/* 5 ms touch detect interrupt delay */
>  				st,touch-det-delay = <5>;
>  			};
> +
> +			stmpe_adc {
> +				compatible = "st,stmpe-adc";
> +				st,norequest-mask = <0x0F>;
> +			};
>  		};
>  
>  		/*