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platform: mellanox: mlx-platform: Add reset cause attribute

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Extend IO registers description for some system types with reset cause
attribute "reset_swb_dc_dc_pwr_fail" to indicate reset caused by switch
board DC-DC power failure.

Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Michael Shych <michaelsh@nvidia.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230822113451.13785-6-vadimp@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Vadim Pasternak
2023-08-22 11:34:40 +00:00
committed by Hans de Goede
parent 0d228ff9c1
commit 7d3d0fe4e9
1 changed files with 6 additions and 0 deletions
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6
drivers/platform/x86/mlx-platform.c
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@@ -3558,6 +3558,12 @@ static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_regs_io_data[] = {
.mask = GENMASK(7, 0) & ~BIT(2),
.mode = 0444,
},
{
.label = "reset_swb_dc_dc_pwr_fail",
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
.mask = GENMASK(7, 0) & ~BIT(3),
.mode = 0444,
},
{
.label = "reset_from_asic",
.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,