arm: socfpga: soc64: Add SDM triggered warm reset bit mask

Include SDM triggered warm reset bit (BIT1) in Reset Manager's stat
register when checking for HPS warm reset status.
Refactor the warm reset mask macro for clarity purpose.

Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com>
Reviewed-by: Ley Foon Tan <ley.foon.tan@intel.com>
diff --git a/arch/arm/mach-socfpga/include/mach/reset_manager_soc64.h b/arch/arm/mach-socfpga/include/mach/reset_manager_soc64.h
index 3f952bc..fc60f6a 100644
--- a/arch/arm/mach-socfpga/include/mach/reset_manager_soc64.h
+++ b/arch/arm/mach-socfpga/include/mach/reset_manager_soc64.h
@@ -21,8 +21,15 @@
 #define RSTMGR_BRGMODRST_DDRSCH_MASK	0X00000040
 #define RSTMGR_BRGMODRST_FPGA2SOC_MASK	0x00000004
 
-/* Watchdogs and MPU warm reset mask */
-#define RSTMGR_L4WD_MPU_WARMRESET_MASK	0x000F0F00
+/* SDM, Watchdogs and MPU warm reset mask */
+#define RSTMGR_STAT_SDMWARMRST		BIT(1)
+#define RSTMGR_STAT_MPU0RST_BITPOS	8
+#define RSTMGR_STAT_L4WD0RST_BITPOS	16
+#define RSTMGR_L4WD_MPU_WARMRESET_MASK	(RSTMGR_STAT_SDMWARMRST | \
+		GENMASK(RSTMGR_STAT_MPU0RST_BITPOS + 3, \
+			RSTMGR_STAT_MPU0RST_BITPOS) | \
+		GENMASK(RSTMGR_STAT_L4WD0RST_BITPOS + 3, \
+			RSTMGR_STAT_L4WD0RST_BITPOS))
 
 /*
  * SocFPGA Stratix10 reset IDs, bank mapping is as follows: