diff mbox

[14/22] arm/am33xx: add TSC/ADC mfd device support

Message ID 1370950268-7224-15-git-send-email-bigeasy@linutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Sebastian Andrzej Siewior June 11, 2013, 11:31 a.m. UTC
From: "Patil, Rachna" <rachna@ti.com>

Add support for core multifunctional device along
with its clients touchscreen and ADC.

[ panto@antoniou-consulting.com : make sure status is
	set to 'disabled' in dtsi file. ]

Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
Signed-off-by: Patil, Rachna <rachna@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
[bigeasy: add 'status = "okay"']
Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
---
 arch/arm/boot/dts/am335x-evm.dts |   14 ++++++++++++++
 arch/arm/boot/dts/am33xx.dtsi    |   18 ++++++++++++++++++
 2 files changed, 32 insertions(+)

Comments

Sekhar Nori July 4, 2013, 1:49 p.m. UTC | #1
On 6/11/2013 5:01 PM, Sebastian Andrzej Siewior wrote:
> From: "Patil, Rachna" <rachna@ti.com>
> 
> Add support for core multifunctional device along
> with its clients touchscreen and ADC.
> 
> [ panto@antoniou-consulting.com : make sure status is
> 	set to 'disabled' in dtsi file. ]
> 
> Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
> Signed-off-by: Patil, Rachna <rachna@ti.com>
> Signed-off-by: Felipe Balbi <balbi@ti.com>
> [bigeasy: add 'status = "okay"']
> Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
> ---
>  arch/arm/boot/dts/am335x-evm.dts |   14 ++++++++++++++
>  arch/arm/boot/dts/am33xx.dtsi    |   18 ++++++++++++++++++
>  2 files changed, 32 insertions(+)

> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> index 1460d9b..4ad7797 100644
> --- a/arch/arm/boot/dts/am33xx.dtsi
> +++ b/arch/arm/boot/dts/am33xx.dtsi
> @@ -404,6 +404,24 @@
>  			ti,hwmods = "wkup_m3";
>  		};
>  
> +		tscadc: tscadc@44e0d000 {
> +			compatible = "ti,am3359-tscadc";
> +			reg = <0x44e0d000 0x1000>;
> +			interrupt-parent = <&intc>;

interrupt-parent can be dropped since it will be inherited from parent.

Thanks,
Sekhar
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Sebastian Andrzej Siewior July 4, 2013, 1:51 p.m. UTC | #2
On 07/04/2013 03:49 PM, Sekhar Nori wrote:
>> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
>> index 1460d9b..4ad7797 100644
>> --- a/arch/arm/boot/dts/am33xx.dtsi
>> +++ b/arch/arm/boot/dts/am33xx.dtsi
>> @@ -404,6 +404,24 @@
>>  			ti,hwmods = "wkup_m3";
>>  		};
>>  
>> +		tscadc: tscadc@44e0d000 {
>> +			compatible = "ti,am3359-tscadc";
>> +			reg = <0x44e0d000 0x1000>;
>> +			interrupt-parent = <&intc>;
> 
> interrupt-parent can be dropped since it will be inherited from parent.

That is true. I prepare a patch for that after the merge window.

> 
> Thanks,
> Sekhar

Sebastian
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 0423298..26fea97 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -244,3 +244,17 @@ 
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
 };
+
+&tscadc {
+	status = "okay";
+	tsc {
+		ti,wires = <4>;
+		ti,x-plate-resistance = <200>;
+		ti,coordiante-readouts = <5>;
+		ti,wire-config = <0x00 0x11 0x22 0x33>;
+	};
+
+	adc {
+		ti,adc-channels = <4>;
+	};
+};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 1460d9b..4ad7797 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -404,6 +404,24 @@ 
 			ti,hwmods = "wkup_m3";
 		};
 
+		tscadc: tscadc@44e0d000 {
+			compatible = "ti,am3359-tscadc";
+			reg = <0x44e0d000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <16>;
+			ti,hwmods = "adc_tsc";
+			status = "disabled";
+
+			tsc {
+				compatible = "ti,am3359-tsc";
+			};
+			am335x_adc: adc {
+				#io-channel-cells = <1>;
+				compatible = "ti,am3359-adc";
+			};
+
+		};
+
 		gpmc: gpmc@50000000 {
 			compatible = "ti,am3352-gpmc";
 			ti,hwmods = "gpmc";