[PATCH v2 0/5] Add STM32 TAMP nvram support
From: Patrice Chotard
Date: Wed Sep 30 2026 - 03:57:41 EST
Add STM32 TAMP nvram support for STM32MP1 and STM32MP2 SoC's family.
Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>
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Changes in v2:
- Fix typo for stm32mp151.dtsi.
- Add blank line between reg and nvmem-layout for stm32mp211/231/251.dtsi.
- Link to v1: https://patch.msgid.link/20260910-upstream_tamp_nvram_dts_part-v1-0-e2bca58a65f4@xxxxxxxxxxx
To: Rob Herring <robh@xxxxxxxxxx>
To: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx>
To: Conor Dooley <conor+dt@xxxxxxxxxx>
To: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>
To: Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
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Patrice Chotard (2):
arm64: dts: st: add TAMP backup register in stm32mp211.dtsi
arm64: dts: st: add TAMP backup register in stm32mp231.dtsi
Simeon Marijon (3):
ARM: dts: stm32: add TAMP backup register in stm32mp131.dtsi
ARM: dts: stm32: add TAMP backup register in stm32mp151.dtsi
arm64: dts: st: add TAMP backup register in stm32mp251.dtsi
arch/arm/boot/dts/st/stm32mp131.dtsi | 34 ++++++++++++++
arch/arm/boot/dts/st/stm32mp151.dtsi | 83 ++++++++++++++++++++++++++++++++++
arch/arm64/boot/dts/st/stm32mp211.dtsi | 31 +++++++++++++
arch/arm64/boot/dts/st/stm32mp231.dtsi | 31 +++++++++++++
arch/arm64/boot/dts/st/stm32mp251.dtsi | 31 +++++++++++++
5 files changed, 210 insertions(+)
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base-commit: 0788b44f68eac08924332af40a93d16ec331b515
change-id: 20260910-upstream_tamp_nvram_dts_part-df0ea0b68e51
prerequisite-change-id: 20260909-upstream_nvram_reworked-f84a4b37817c:v2
prerequisite-patch-id: 78c1b344b0674b15e94a2d2da109a1cdc6d5feac
prerequisite-patch-id: 075c3892445aaec620ee9337ac9690fc31d32ede
prerequisite-patch-id: 6072aff7fc653ede87de6e43ae5d9a3e450afd43
Best regards,
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Patrice Chotard <patrice.chotard@xxxxxxxxxxx>