* [PATCH v1 1/2] arm64: dts: imx8mm-var-som-symphony: add wakeup sources
2026-06-03 22:53 [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates Stefano Radaelli
@ 2026-06-03 22:53 ` Stefano Radaelli
2026-06-03 22:54 ` [PATCH v1 2/2] arm64: dts: imx8mm-var-som-symphony: keep RGB_SEL low Stefano Radaelli
2026-06-29 18:20 ` [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates Frank.Li
2 siblings, 0 replies; 4+ messages in thread
From: Stefano Radaelli @ 2026-06-03 22:53 UTC (permalink / raw)
To: linux-kernel, devicetree, imx, linux-arm-kernel
Cc: pierluigi.p, Stefano Radaelli, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Frank Li, Sascha Hauer, Pengutronix Kernel Team,
Fabio Estevam
From: Stefano Radaelli <stefano.r@variscite.com>
Mark the Symphony carrier board GPIO keys and capacitive touchscreen as
wakeup sources.
Signed-off-by: Stefano Radaelli <stefano.r@variscite.com>
---
arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
index 857325ef4461..090752014ee2 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
@@ -55,18 +55,21 @@ key-back {
label = "Back";
gpios = <&pca9534 1 GPIO_ACTIVE_LOW>;
linux,code = <KEY_BACK>;
+ wakeup-source;
};
key-home {
label = "Home";
gpios = <&pca9534 2 GPIO_ACTIVE_LOW>;
linux,code = <KEY_HOME>;
+ wakeup-source;
};
key-menu {
label = "Menu";
gpios = <&pca9534 3 GPIO_ACTIVE_LOW>;
linux,code = <KEY_MENU>;
+ wakeup-source;
};
};
@@ -187,6 +190,7 @@ ft5x06_ts: touchscreen@38 {
touchscreen-size-y = <480>;
touchscreen-inverted-x;
touchscreen-inverted-y;
+ wakeup-source;
};
rtc@68 {
--
2.47.3
^ permalink raw reply [flat|nested] 4+ messages in thread* [PATCH v1 2/2] arm64: dts: imx8mm-var-som-symphony: keep RGB_SEL low
2026-06-03 22:53 [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates Stefano Radaelli
2026-06-03 22:53 ` [PATCH v1 1/2] arm64: dts: imx8mm-var-som-symphony: add wakeup sources Stefano Radaelli
@ 2026-06-03 22:54 ` Stefano Radaelli
2026-06-29 18:20 ` [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates Frank.Li
2 siblings, 0 replies; 4+ messages in thread
From: Stefano Radaelli @ 2026-06-03 22:54 UTC (permalink / raw)
To: linux-kernel, devicetree, imx, linux-arm-kernel
Cc: pierluigi.p, Stefano Radaelli, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Frank Li, Sascha Hauer, Pengutronix Kernel Team,
Fabio Estevam
From: Stefano Radaelli <stefano.r@variscite.com>
Keep the RGB_SEL line driven low on the Symphony carrier board.
This avoids leaving the line floating and ensures the board remains in
the expected display configuration.
Signed-off-by: Stefano Radaelli <stefano.r@variscite.com>
---
arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
index 090752014ee2..fd0a1862ce90 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dts
@@ -168,6 +168,14 @@ pca6408: gpio@21 {
reg = <0x21>;
gpio-controller;
#gpio-cells = <2>;
+
+ /* RGB_SEL */
+ lvds-brg-enable-hog {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "rgb_sel";
+ };
};
st33ktpm2xi2c: tpm@2e {
--
2.47.3
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates
2026-06-03 22:53 [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates Stefano Radaelli
2026-06-03 22:53 ` [PATCH v1 1/2] arm64: dts: imx8mm-var-som-symphony: add wakeup sources Stefano Radaelli
2026-06-03 22:54 ` [PATCH v1 2/2] arm64: dts: imx8mm-var-som-symphony: keep RGB_SEL low Stefano Radaelli
@ 2026-06-29 18:20 ` Frank.Li
2 siblings, 0 replies; 4+ messages in thread
From: Frank.Li @ 2026-06-29 18:20 UTC (permalink / raw)
To: linux-kernel, devicetree, imx, linux-arm-kernel, Stefano Radaelli
Cc: Frank Li, pierluigi.p, Stefano Radaelli, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
From: Frank Li <Frank.Li@nxp.com>
On Thu, 04 Jun 2026 00:53:58 +0200, Stefano Radaelli wrote:
> This series contains minor updates for the Variscite Symphony carrier
> board based on the current hardware configuration.
>
> It updates the RGB_SEL handling and marks the relevant input devices as
> wakeup sources.
>
> Stefano Radaelli (2):
> arm64: dts: imx8mm-var-som-symphony: add wakeup sources
> arm64: dts: imx8mm-var-som-symphony: keep RGB_SEL low
>
> [...]
Applied, thanks!
[1/2] arm64: dts: imx8mm-var-som-symphony: add wakeup sources
commit: b376fc7db933785a5a89446ed0748ebb7709c1c6
[2/2] arm64: dts: imx8mm-var-som-symphony: keep RGB_SEL low
commit: 7294b6214493075806a032227691781a2df94fc9
Best regards,
--
Frank Li <Frank.Li@nxp.com>
^ permalink raw reply [flat|nested] 4+ messages in thread