From: Mario Limonciello <mario.limonciello@xxxxxxx> Introduce documentation for debugging some issues on AMD zen hardware. As one of the debugging techniques read and add information for S5_RESET_STATUS register. v4: * Move documentation file * Feedback on documentation (see patch) * Move headers to fch.h * Use suggestion from Ingo about the loop for patch 5 * Add patch for lkp failure Mario Limonciello (4): Documentation: Add AMD Zen debugging document i2c: piix4: Depends on X86 i2c: piix4: Move SB800_PIIX4_FCH_PM_ADDR definition to amd/fch.h platform/x86/amd: pmc: use FCH_PM_BASE definition Yazen Ghannam (1): x86/CPU/AMD: Print the reason for the last reset Documentation/arch/x86/amd-debugging.rst | 312 ++++++++++++++++++++++ Documentation/arch/x86/index.rst | 1 + Documentation/arch/x86/resume.svg | 4 + Documentation/arch/x86/suspend.svg | 4 + arch/x86/include/asm/amd/fch.h | 14 + arch/x86/kernel/cpu/amd.c | 64 +++++ drivers/i2c/busses/Kconfig | 2 +- drivers/i2c/busses/i2c-piix4.c | 18 +- drivers/platform/x86/amd/pmc/pmc-quirks.c | 3 +- 9 files changed, 411 insertions(+), 11 deletions(-) create mode 100644 Documentation/arch/x86/amd-debugging.rst create mode 100644 Documentation/arch/x86/resume.svg create mode 100644 Documentation/arch/x86/suspend.svg create mode 100644 arch/x86/include/asm/amd/fch.h -- 2.43.0
