From: Patrice Chotard <patrice.chotard@foss.st.com>
Date: Fri, 16 Jan 2026 19:12:06 +0000 (+0100)
Subject: ARM: dts: stm32: Add bootph-all in ltdc node in stm32mp257f-ev1-u-boot
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a6e550b57a1855240f7651e33cd83187323b0509;p=thirdparty%2Fu-boot.git

ARM: dts: stm32: Add bootph-all in ltdc node in stm32mp257f-ev1-u-boot

Add bootph-all property in ltdc node in stm32mp257f-ev1-u-boot.dtsi
to fix the following issue :

Video device 'display-controller@48010000' cannot allocate frame buffer
memory - ensure the device is set up beforen
stm32_rifsc bus@42080000: display-controller@48010000 failed to bind on
bus (-28)
stm32_rifsc bus@42080000: Some child failed to bind (-28)
initcall_run_r(): initcall initr_dm() failed
ERROR ### Please RESET the board ###

Fixes: 29ab19c2bead ("Subtree merge tag 'v6.18-dts' of dts repo [1] into dts/upstream")

Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
---

diff --git a/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi b/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
index b70cd8b52ce..c3c9c94f165 100644
--- a/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
@@ -52,6 +52,10 @@
 	};
 };
 
+&ltdc {
+	bootph-all;
+};
+
 &usart2 {
 	bootph-all;
 };