* [PATCH] ARM: dts: stm32: Disable optional TSC2004 on DRC02 board
@ 2021-01-07 15:07 Marek Vasut
2021-01-14 16:19 ` Alexandre TORGUE
0 siblings, 1 reply; 2+ messages in thread
From: Marek Vasut @ 2021-01-07 15:07 UTC (permalink / raw)
To: linux-arm-kernel
Cc: Marek Vasut, Alexandre Torgue, Patrice Chotard, Patrick Delaunay,
Maxime Coquelin, linux-stm32
The DRC02 has no use for the on-SoM touchscreen controller, and the
on-SoM touchscreen controller may not even be populated, which then
results in error messages in kernel log. Disable the touchscreen
controller in DT.
Fixes: fde180f06d7b ("ARM: dts: stm32: Add DHSOM based DRC02 board")
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
---
arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
index 8d1fea332665..5088dd3a301b 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
@@ -87,6 +87,12 @@ eeprom@50 {
};
};
+&i2c4 {
+ touchscreen@49 {
+ status = "disabled";
+ };
+};
+
&i2c5 { /* TP7/TP8 */
pinctrl-names = "default";
pinctrl-0 = <&i2c5_pins_a>;
--
2.29.2
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ARM: dts: stm32: Disable optional TSC2004 on DRC02 board
2021-01-07 15:07 [PATCH] ARM: dts: stm32: Disable optional TSC2004 on DRC02 board Marek Vasut
@ 2021-01-14 16:19 ` Alexandre TORGUE
0 siblings, 0 replies; 2+ messages in thread
From: Alexandre TORGUE @ 2021-01-14 16:19 UTC (permalink / raw)
To: Marek Vasut, linux-arm-kernel
Cc: Maxime Coquelin, linux-stm32, Alexandre Torgue, Patrick Delaunay,
Patrice Chotard
On 1/7/21 4:07 PM, Marek Vasut wrote:
> The DRC02 has no use for the on-SoM touchscreen controller, and the
> on-SoM touchscreen controller may not even be populated, which then
> results in error messages in kernel log. Disable the touchscreen
> controller in DT.
>
> Fixes: fde180f06d7b ("ARM: dts: stm32: Add DHSOM based DRC02 board")
> Signed-off-by: Marek Vasut <marex@denx.de>
> Cc: Alexandre Torgue <alexandre.torgue@st.com>
> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
> Cc: Patrice Chotard <patrice.chotard@st.com>
> Cc: Patrick Delaunay <patrick.delaunay@st.com>
> Cc: linux-stm32@st-md-mailman.stormreply.com
> To: linux-arm-kernel@lists.infradead.org
> ---
> arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
> index 8d1fea332665..5088dd3a301b 100644
> --- a/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
> @@ -87,6 +87,12 @@ eeprom@50 {
> };
> };
>
> +&i2c4 {
> + touchscreen@49 {
> + status = "disabled";
> + };
> +};
> +
> &i2c5 { /* TP7/TP8 */
> pinctrl-names = "default";
> pinctrl-0 = <&i2c5_pins_a>;
>
Applied on stm32-fixes.
Thanks.
Alex
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2021-01-07 15:07 [PATCH] ARM: dts: stm32: Disable optional TSC2004 on DRC02 board Marek Vasut
2021-01-14 16:19 ` Alexandre TORGUE
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