[PATCH v2 3/4] ARM: dts: marvell: Add 7 segment LED display on x530

Chris Packham
2024-02-27T21:22:48Z

The Allied Telesis x530 products have a 7 segment LED display which is
used for node identification when the devices are stacked. Represent
this as a gpio-7seg device.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---

Notes:
Changes in v2:
- Use compatible = "generic-gpio=7seg" to keep checkpatch.pl happy

arch/arm/boot/dts/marvell/armada-385-atl-x530.dts | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/marvell/armada-385-atl-x530.dts b/arch/arm/boot/dts/marvell/armada-385-atl-x530.dts
index 5a9ab8410b7b..f55a3dc6b6de 100644
--- a/arch/arm/boot/dts/marvell/armada-385-atl-x530.dts
+++ b/arch/arm/boot/dts/marvell/armada-385-atl-x530.dts
@@ -43,6 +43,17 @@ uart0: serial@12000 {
};
};
};
+
+ led-7seg {
+ compatible = "generic-gpio-7seg";
+ segment-gpios = <&led_7seg_gpio 0 GPIO_ACTIVE_LOW
+ &led_7seg_gpio 1 GPIO_ACTIVE_LOW
+ &led_7seg_gpio 2 GPIO_ACTIVE_LOW
+ &led_7seg_gpio 3 GPIO_ACTIVE_LOW
+ &led_7seg_gpio 4 GPIO_ACTIVE_LOW
+ &led_7seg_gpio 5 GPIO_ACTIVE_LOW
+ &led_7seg_gpio 6 GPIO_ACTIVE_LOW>;
+ };
};

&pciec {
@@ -149,7 +160,7 @@ i2c@3 {
#size-cells = <0>;
reg = <3>;

- gpio@20 {
+ led_7seg_gpio: gpio@20 {
compatible = "nxp,pca9554";
gpio-controller;
#gpio-cells = <2>;
--
2.43.2