[PATCH 00/10] i.MX reset reason detection support
Andrey Smirnov
andrew.smirnov at gmail.com
Sat Apr 14 10:50:14 PDT 2018
Everyone:
This patchset is the result of my work on adding support for detecting
and reporting reset reason as can be obtained from System Reset
Controller (to be more precise via SRSR register) on i.MX family of
SoC.
Currently list of supported SoC is as follows:
- i.MX6 (tested on i.MX6Q)
- i.MX7 (tested on i.MX7D)
- VFxxx (tested on VF610)
Feedback is wellcome!
Thanks,
Andrey Smirnov
Andrey Smirnov (10):
common: reset_source: Add the notion of "reset source instance"
ARM: i.MX: Add infrastructure to record SoC reset reason
ARM: i.MX6: Record reset reason as a part of startup
ARM: i.MX7: Record reset reason as a part of startup
common: reset_source: Introduce reset_source_name()
ARM: i.MX: Log detected reset reason
ARM: i.MX: Print "revision unknown" if that is the case
ARM: VFxxx: Add code to detect reset reason
ARM: VFxxx: Add code to detect cpu variant
ARM: VFxxx: Detect cpu variant and reset source on start
arch/arm/mach-imx/Makefile | 1 +
arch/arm/mach-imx/imx.c | 83 ++++++++++++++++++++++++++-
arch/arm/mach-imx/imx6.c | 4 +-
arch/arm/mach-imx/imx7.c | 3 +
arch/arm/mach-imx/include/mach/generic.h | 1 +
arch/arm/mach-imx/include/mach/reset-reason.h | 31 ++++++++++
arch/arm/mach-imx/include/mach/vf610-regs.h | 3 +
arch/arm/mach-imx/include/mach/vf610.h | 51 ++++++++++++++++
arch/arm/mach-imx/vf610.c | 50 ++++++++++++++++
common/reset_source.c | 23 ++++++++
include/reset_source.h | 17 ++++++
11 files changed, 264 insertions(+), 3 deletions(-)
create mode 100644 arch/arm/mach-imx/include/mach/reset-reason.h
create mode 100644 arch/arm/mach-imx/include/mach/vf610.h
create mode 100644 arch/arm/mach-imx/vf610.c
--
2.14.3
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