[PATCH 0/8] ARM: i.MX7: add serial download reboot mode

[Sascha Hauer]

On Mon, Oct 17, 2022 at 09:09:52AM +0200, Ahmad Fatoum wrote:
> BootROM can be forced into USB recovery on i.MX7 just like on the
> i.MX8M, with the difference that reset is a bit more involved,
> because warm resets via watchdogs are broken on this SoC.
> 
> We do a bit of cleanup and then tackle that via a syscon-reboot
> device describing the Cortex-A7 CPU0 reset.
> 
> Ahmad Fatoum (8):
>   restart: make restart.h header self-contained
>   restart: do restart-priority OF parsing in restart_handler_register
>   restart: add reset -w for warm bootrom reset
>   watchdog: imxwd: don't register broken imxwd-warm for i.MX7
>   watchdog: imxwd: set imxwd-warm as reboot mode default handler
>   Documentations: devicetree: bindings: document watchdog-priority
>   ARM: i.MX7: describe USB serial download boot mode
>   ARM: stm32mp: mark iwdg2 with barebox,restart-warm-bootrom

Applied, thanks

Sascha

> 
>  Documentation/boards/imx.rst                  |  2 +-
>  Documentation/boards/stm32mp.rst              |  6 ++-
>  .../devicetree/bindings/power/restart.rst     | 15 ++++++++
>  .../devicetree/bindings/watchdog/watchdog.rst | 10 +++++
>  Documentation/user/reboot-mode.rst            |  7 +++-
>  arch/arm/configs/imx_v7_defconfig             |  2 +
>  arch/arm/dts/imx7.dtsi                        | 37 +++++++++++++++++++
>  arch/arm/dts/stm32mp131.dtsi                  |  4 ++
>  arch/arm/dts/stm32mp151.dtsi                  |  4 ++
>  commands/reset.c                              | 16 +++++---
>  common/restart.c                              | 37 +++++++++----------
>  drivers/clk/clk-stm32mp1.c                    |  2 +-
>  drivers/mfd/da9053.c                          |  2 +-
>  drivers/mfd/da9063.c                          |  2 +-
>  drivers/mfd/rn5t568.c                         |  2 +-
>  drivers/power/reset/stm32-reboot.c            |  6 ++-
>  drivers/power/reset/syscon-reboot.c           |  1 +
>  drivers/watchdog/imxwd.c                      | 31 ++++++++++++----
>  include/restart.h                             | 15 ++++++--
>  include/soc/stm32/reboot.h                    |  6 ++-
>  20 files changed, 161 insertions(+), 46 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/power/restart.rst
>  create mode 100644 Documentation/devicetree/bindings/watchdog/watchdog.rst
>  create mode 100644 arch/arm/dts/imx7.dtsi
> 
> -- 
> 2.30.2
> 
> 
> 

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