From f63a30f1c0a10332b79048faa7fd00fb978f76af Mon Sep 17 00:00:00 2001 From: Lionel Debieve Date: Tue, 1 Apr 2025 15:14:10 +0200 Subject: [PATCH] ARM: dts: stm32: add ETZPC as a system bus for STM32MP1x boards The STM32 System Bus is an internal bus on which devices are connected. ETZPC is a peripheral overseeing the firewall bus that configures and control access to the peripherals connected on it. For more information on which peripheral is securable, please read the STM32MP13 or STM32MP15 reference manual. Signed-off-by: Lionel Debieve Signed-off-by: Gatien Chevallier Signed-off-by: Patrice Chotard Reviewed-by: Patrick Delaunay --- arch/arm/dts/stm32mp13-u-boot.dtsi | 4 ++++ arch/arm/dts/stm32mp15-u-boot.dtsi | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/arch/arm/dts/stm32mp13-u-boot.dtsi b/arch/arm/dts/stm32mp13-u-boot.dtsi index af7edc7e2b2..1fe6966781c 100644 --- a/arch/arm/dts/stm32mp13-u-boot.dtsi +++ b/arch/arm/dts/stm32mp13-u-boot.dtsi @@ -48,6 +48,10 @@ bootph-all; }; +&etzpc { + bootph-all; +}; + &gpioa { bootph-all; }; diff --git a/arch/arm/dts/stm32mp15-u-boot.dtsi b/arch/arm/dts/stm32mp15-u-boot.dtsi index 3f57bd5fe0f..327d7760436 100644 --- a/arch/arm/dts/stm32mp15-u-boot.dtsi +++ b/arch/arm/dts/stm32mp15-u-boot.dtsi @@ -106,6 +106,10 @@ operating-points-v2 = <&cpu0_opp_table>; }; +&etzpc { + bootph-all; +}; + &gpioa { bootph-all; }; -- 2.39.5