* [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref
@ 2017-04-10 8:25 Ludovic Desroches
2017-04-10 8:25 ` [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available Ludovic Desroches
` (2 more replies)
0 siblings, 3 replies; 6+ messages in thread
From: Ludovic Desroches @ 2017-04-10 8:25 UTC (permalink / raw)
To: linux-arm-kernel
The voltage reference for the ADC is not 3V but 3.3V since it is connected to
VDDANA.
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Cc: <stable@vger.kernel.org> # 3.16+
---
arch/arm/boot/dts/at91-sama5d3_xplained.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index c51fc65..7a0fa1a 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -162,6 +162,7 @@
};
adc0: adc at f8018000 {
+ atmel,adc-vref = <3300>;
pinctrl-0 = <
&pinctrl_adc0_adtrg
&pinctrl_adc0_ad0
--
2.9.0
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available
2017-04-10 8:25 [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Ludovic Desroches
@ 2017-04-10 8:25 ` Ludovic Desroches
2017-04-10 9:04 ` Nicolas Ferre
2017-04-10 10:28 ` Alexandre Belloni
2017-04-10 9:04 ` [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Nicolas Ferre
2017-04-10 10:28 ` Alexandre Belloni
2 siblings, 2 replies; 6+ messages in thread
From: Ludovic Desroches @ 2017-04-10 8:25 UTC (permalink / raw)
To: linux-arm-kernel
Remove ADC channels that are not available by default on the sama5d3_xplained
board (resistor not populated) in order to not create confusion.
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Cc: <stable@vger.kernel.org> # 3.16+
---
arch/arm/boot/dts/at91-sama5d3_xplained.dts | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index 7a0fa1a..5a53fcf 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -163,9 +163,9 @@
adc0: adc at f8018000 {
atmel,adc-vref = <3300>;
+ atmel,adc-channels-used = <0xfe>;
pinctrl-0 = <
&pinctrl_adc0_adtrg
- &pinctrl_adc0_ad0
&pinctrl_adc0_ad1
&pinctrl_adc0_ad2
&pinctrl_adc0_ad3
@@ -173,8 +173,6 @@
&pinctrl_adc0_ad5
&pinctrl_adc0_ad6
&pinctrl_adc0_ad7
- &pinctrl_adc0_ad8
- &pinctrl_adc0_ad9
>;
status = "okay";
};
--
2.9.0
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available
2017-04-10 8:25 ` [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available Ludovic Desroches
@ 2017-04-10 9:04 ` Nicolas Ferre
2017-04-10 10:28 ` Alexandre Belloni
1 sibling, 0 replies; 6+ messages in thread
From: Nicolas Ferre @ 2017-04-10 9:04 UTC (permalink / raw)
To: linux-arm-kernel
Le 10/04/2017 ? 10:25, Ludovic Desroches a ?crit :
> Remove ADC channels that are not available by default on the sama5d3_xplained
> board (resistor not populated) in order to not create confusion.
>
> Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
> Cc: <stable@vger.kernel.org> # 3.16+
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
> ---
> arch/arm/boot/dts/at91-sama5d3_xplained.dts | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> index 7a0fa1a..5a53fcf 100644
> --- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> +++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> @@ -163,9 +163,9 @@
>
> adc0: adc at f8018000 {
> atmel,adc-vref = <3300>;
> + atmel,adc-channels-used = <0xfe>;
> pinctrl-0 = <
> &pinctrl_adc0_adtrg
> - &pinctrl_adc0_ad0
> &pinctrl_adc0_ad1
> &pinctrl_adc0_ad2
> &pinctrl_adc0_ad3
> @@ -173,8 +173,6 @@
> &pinctrl_adc0_ad5
> &pinctrl_adc0_ad6
> &pinctrl_adc0_ad7
> - &pinctrl_adc0_ad8
> - &pinctrl_adc0_ad9
> >;
> status = "okay";
> };
>
--
Nicolas Ferre
^ permalink raw reply [flat|nested] 6+ messages in thread* [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available
2017-04-10 8:25 ` [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available Ludovic Desroches
2017-04-10 9:04 ` Nicolas Ferre
@ 2017-04-10 10:28 ` Alexandre Belloni
1 sibling, 0 replies; 6+ messages in thread
From: Alexandre Belloni @ 2017-04-10 10:28 UTC (permalink / raw)
To: linux-arm-kernel
On 10/04/2017 at 10:25:17 +0200, Ludovic Desroches wrote:
> Remove ADC channels that are not available by default on the sama5d3_xplained
> board (resistor not populated) in order to not create confusion.
>
> Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
> Cc: <stable@vger.kernel.org> # 3.16+
> ---
> arch/arm/boot/dts/at91-sama5d3_xplained.dts | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
Applied, thanks.
--
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref
2017-04-10 8:25 [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Ludovic Desroches
2017-04-10 8:25 ` [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available Ludovic Desroches
@ 2017-04-10 9:04 ` Nicolas Ferre
2017-04-10 10:28 ` Alexandre Belloni
2 siblings, 0 replies; 6+ messages in thread
From: Nicolas Ferre @ 2017-04-10 9:04 UTC (permalink / raw)
To: linux-arm-kernel
Le 10/04/2017 ? 10:25, Ludovic Desroches a ?crit :
> The voltage reference for the ADC is not 3V but 3.3V since it is connected to
> VDDANA.
>
> Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
> Cc: <stable@vger.kernel.org> # 3.16+
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
> ---
> arch/arm/boot/dts/at91-sama5d3_xplained.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> index c51fc65..7a0fa1a 100644
> --- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> +++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> @@ -162,6 +162,7 @@
> };
>
> adc0: adc at f8018000 {
> + atmel,adc-vref = <3300>;
> pinctrl-0 = <
> &pinctrl_adc0_adtrg
> &pinctrl_adc0_ad0
>
--
Nicolas Ferre
^ permalink raw reply [flat|nested] 6+ messages in thread* [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref
2017-04-10 8:25 [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Ludovic Desroches
2017-04-10 8:25 ` [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available Ludovic Desroches
2017-04-10 9:04 ` [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Nicolas Ferre
@ 2017-04-10 10:28 ` Alexandre Belloni
2 siblings, 0 replies; 6+ messages in thread
From: Alexandre Belloni @ 2017-04-10 10:28 UTC (permalink / raw)
To: linux-arm-kernel
On 10/04/2017 at 10:25:16 +0200, Ludovic Desroches wrote:
> The voltage reference for the ADC is not 3V but 3.3V since it is connected to
> VDDANA.
>
> Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
> Cc: <stable@vger.kernel.org> # 3.16+
> ---
> arch/arm/boot/dts/at91-sama5d3_xplained.dts | 1 +
> 1 file changed, 1 insertion(+)
>
Applied, thanks.
--
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
^ permalink raw reply [flat|nested] 6+ messages in thread
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2017-04-10 8:25 [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Ludovic Desroches
2017-04-10 8:25 ` [PATCH 2/2] ARM: dts: at91: sama5d3_xplained: not all ADC channels are available Ludovic Desroches
2017-04-10 9:04 ` Nicolas Ferre
2017-04-10 10:28 ` Alexandre Belloni
2017-04-10 9:04 ` [PATCH 1/2] ARM: dts: at91: sama5d3_xplained: fix ADC vref Nicolas Ferre
2017-04-10 10:28 ` Alexandre Belloni
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