From 3b1583868691b6fb7d5f7452711cba0481e72292 Mon Sep 17 00:00:00 2001 From: Arnaud Pouliquen Date: Wed, 17 May 2023 09:48:30 +0200 Subject: [PATCH] ARM: dts: stm32: fix m4_rproc references to use SCMI for stm32mp15 Fixes stm32mp15*-scmi DTS files introduced in [1]: This patch fixes the node which uses the MCU reset and adds the missing HOLD_BOOT which is also handled by the SCMI reset service. This change cannot be applied as a fix on commit [1], the management of the hold boot impacts also the stm32_rproc driver. [1] 'commit 5b7e58313a77 ("ARM: dts: stm32: Add SCMI version of STM32 boards (DK1/DK2/ED1/EV1)")' Signed-off-by: Arnaud Pouliquen Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts | 7 +++++-- arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts | 7 +++++-- arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts | 7 +++++-- arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts | 7 +++++-- 4 files changed, 20 insertions(+), 8 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts b/arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts index e539cc8..afcd628 100644 --- a/arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts +++ b/arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts @@ -55,8 +55,11 @@ resets = <&scmi_reset RST_SCMI_MDMA>; }; -&mlahb { - resets = <&scmi_reset RST_SCMI_MCU>; +&m4_rproc { + /delete-property/ st,syscfg-holdboot; + resets = <&scmi_reset RST_SCMI_MCU>, + <&scmi_reset RST_SCMI_MCU_HOLD_BOOT>; + reset-names = "mcu_rst", "hold_boot"; }; &rcc { diff --git a/arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts b/arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts index 97e4f94..39358d9 100644 --- a/arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts +++ b/arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts @@ -61,8 +61,11 @@ resets = <&scmi_reset RST_SCMI_MDMA>; }; -&mlahb { - resets = <&scmi_reset RST_SCMI_MCU>; +&m4_rproc { + /delete-property/ st,syscfg-holdboot; + resets = <&scmi_reset RST_SCMI_MCU>, + <&scmi_reset RST_SCMI_MCU_HOLD_BOOT>; + reset-names = "mcu_rst", "hold_boot"; }; &rcc { diff --git a/arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts b/arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts index 9cf0a44..07ea765 100644 --- a/arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts +++ b/arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts @@ -60,8 +60,11 @@ resets = <&scmi_reset RST_SCMI_MDMA>; }; -&mlahb { - resets = <&scmi_reset RST_SCMI_MCU>; +&m4_rproc { + /delete-property/ st,syscfg-holdboot; + resets = <&scmi_reset RST_SCMI_MCU>, + <&scmi_reset RST_SCMI_MCU_HOLD_BOOT>; + reset-names = "mcu_rst", "hold_boot"; }; &rcc { diff --git a/arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts b/arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts index 3b9dd6f..813086e 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts @@ -66,8 +66,11 @@ resets = <&scmi_reset RST_SCMI_MDMA>; }; -&mlahb { - resets = <&scmi_reset RST_SCMI_MCU>; +&m4_rproc { + /delete-property/ st,syscfg-holdboot; + resets = <&scmi_reset RST_SCMI_MCU>, + <&scmi_reset RST_SCMI_MCU_HOLD_BOOT>; + reset-names = "mcu_rst", "hold_boot"; }; &rcc { -- 2.7.4