From: Florian Klink <flokli@flokli.de>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Cc: Florian Klink <flokli@flokli.de>
Subject: [PATCH] ARM: dts: bcm283x: Fix hdmi hpd-gpio pin
Date: Tue, 16 Jul 2024 02:03:11 +0300 [thread overview]
Message-ID: <20240715230311.685641-1-flokli@flokli.de> (raw)
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@flokli.de>
---
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";
};
--
2.45.1
next reply other threads:[~2024-07-15 23:11 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-15 23:03 Florian Klink [this message]
2024-07-15 23:19 ` Florian Fainelli
2024-07-15 23:20 ` Florian Fainelli
2024-07-16 5:30 ` Stefan Wahren
2024-07-16 17:08 ` Florian Klink
2024-07-16 17:22 ` Florian Fainelli
2024-07-16 17:47 ` Florian Fainelli
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