From dc7785e4723510616d776862ddb4c08857a1bdb2 Mon Sep 17 00:00:00 2001 From: Florian Klink Date: Tue, 16 Jul 2024 02:03:11 +0300 Subject: [PATCH] ARM: dts: bcm2837-rpi-cm3-io3: Fix HDMI hpd-gpio pin 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 Reviewed-by: Stefan Wahren Link: https://lore.kernel.org/r/20240715230311.685641-1-flokli@flokli.de Reviewed-by: Stefan Wahren Fixes: a54fe8a6cf66 ("ARM: dts: add Raspberry Pi Compute Module 3 and IO board") Signed-off-by: Florian Fainelli --- 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 @@ }; &hdmi { - hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>; + hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>; power-domains = <&power RPI_POWER_DOMAIN_HDMI>; status = "okay"; };