[PATCH platform-next v2 05/16] platform: mellanox: mlx-platform: Add reset cause attribute

[Vadim Pasternak <vadimp@nvidia.com>]

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>
---
 drivers/platform/x86/mlx-platform.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c
index 648b27eff0b0..8e07ed3dc552 100644
--- a/drivers/platform/x86/mlx-platform.c
+++ b/drivers/platform/x86/mlx-platform.c
@@ -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,
-- 
2.20.1