[PATCH] ARM: dts: bcm283x: Fix hdmi hpd-gpio pin

[Florian Fainelli]

+Stefan,

On 7/15/24 16:03, Florian Klink wrote:
> HDMI_HPD_N_1V8 is connected to GPIO pin 0, not 1.
> 
> This fixes HDMI hotplug/output detection.
> 
> See https://datasheets.raspberrypi.com/cm/cm3-schematics.pdf
> 
> Signed-off-by: Florian Klink <flokli at flokli.de>

Assuming Stefan is OK wit the change, I will apply this along with a:

Fixes: a54fe8a6cf66 ("ARM: dts: add Raspberry Pi Compute Module 3 and IO 
board")

> ---
>   arch/arm/boot/dts/broadcom/bcm2837-rpi-cm3-io3.dts | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/broadcom/bcm2837-rpi-cm3-io3.dts b/arch/arm/boot/dts/broadcom/bcm2837-rpi-cm3-io3.dts
> index 72d26d130efa..85f54fa595aa 100644
> --- a/arch/arm/boot/dts/broadcom/bcm2837-rpi-cm3-io3.dts
> +++ b/arch/arm/boot/dts/broadcom/bcm2837-rpi-cm3-io3.dts
> @@ -77,7 +77,7 @@ &gpio {
>   };
>   
>   &hdmi {
> -	hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
> +	hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>;
>   	power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
>   	status = "okay";
>   };

-- 
Florian