From: Marek Vasut <marek.vasut@mailbox.org>
Date: Thu, 23 Oct 2025 21:46:05 +0000 (+0200)
Subject: ARM: dts: stm32: Fix STM32MP15xx DHSOM boot breakage due to ETZPC
X-Git-Tag: v2026.01-rc3~14^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9853527d6c1d18d3ce592a8754c1f8f8bddfef18;p=pandora-u-boot.git

ARM: dts: stm32: Fix STM32MP15xx DHSOM boot breakage due to ETZPC

Switch etzpc bus to simple-bus to prevent breakage on non-TFA systems.
This fixes boot of every STM32MP15xx DHSOM device.

Fixes: ad3cdc677dda ("ARM: stm32mp: add ETZPC system bus driver for STM32MP1")
Signed-off-by: Marek Vasut <marek.vasut@mailbox.org>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
---

diff --git a/arch/arm/dts/stm32mp15xx-dhsom-u-boot.dtsi b/arch/arm/dts/stm32mp15xx-dhsom-u-boot.dtsi
index 386c605c07f..ed2629f379a 100644
--- a/arch/arm/dts/stm32mp15xx-dhsom-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp15xx-dhsom-u-boot.dtsi
@@ -51,3 +51,7 @@
 		};
 	};
 };
+
+&etzpc {
+	compatible = "simple-bus";
+};