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* [PATCH v1 0/2] arm64: dts: imx8mm-var-som-symphony: minor board updates
@ 2026-06-03 22:53 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
  0 siblings, 2 replies; 3+ 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

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

 .../boot/dts/freescale/imx8mm-var-som-symphony.dts   | 12 ++++++++++++
 1 file changed, 12 insertions(+)


base-commit: be580423d3f84b84a2f549df91e66bc4f54eda02
-- 
2.47.3



^ permalink raw reply	[flat|nested] 3+ messages in thread

* [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
  1 sibling, 0 replies; 3+ 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 related	[flat|nested] 3+ 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
  1 sibling, 0 replies; 3+ 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 related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2026-06-03 22:54 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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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

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