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| author | Tom Rini <trini@konsulko.com> | 2019-04-21 18:59:30 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-04-21 18:59:30 -0400 |
| commit | b4fde1633e67bb618fd33aad6e6322b7cecf1154 (patch) | |
| tree | d427acfe3e80e6614a6b9312cb91892dd3dfd8ac /arch/arm/mach-socfpga/reset_manager_s10.c | |
| parent | 1f4ae66eaab29bfb5d1eb44996f7826c9cd01ed1 (diff) | |
| parent | e09c1a133155724d3369e150f3ab7b63c875101c (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-socfpga
- Various stratix10, gen5 updates
Diffstat (limited to 'arch/arm/mach-socfpga/reset_manager_s10.c')
| -rw-r--r-- | arch/arm/mach-socfpga/reset_manager_s10.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/reset_manager_s10.c b/arch/arm/mach-socfpga/reset_manager_s10.c index f176c38495..f8dd787cc6 100644 --- a/arch/arm/mach-socfpga/reset_manager_s10.c +++ b/arch/arm/mach-socfpga/reset_manager_s10.c @@ -103,3 +103,12 @@ void reset_deassert_peripherals_handoff(void) writel(~RSTMGR_PER0MODRST_OCP_MASK, &reset_manager_base->per0modrst); writel(0, &reset_manager_base->per0modrst); } + +/* + * Return non-zero if the CPU has been warm reset + */ +int cpu_has_been_warmreset(void) +{ + return readl(&reset_manager_base->status) & + RSTMGR_L4WD_MPU_WARMRESET_MASK; +} |