diff --git a/include/arch/aarch64/arch_features.h b/include/arch/aarch64/arch_features.h
index 029cdd1..0342d2f 100644
--- a/include/arch/aarch64/arch_features.h
+++ b/include/arch/aarch64/arch_features.h
@@ -301,10 +301,22 @@
 /*********************************************************************************
  * Function to identify the presence of FEAT_CSV2_2 (Cache Speculation Variant 2)
  ********************************************************************************/
-static inline bool is_armv8_0_feat_csv2_2_present(void)
+static inline unsigned int read_feat_csv2_id_field(void)
+{
+	return ISOLATE_FIELD(read_id_aa64pfr0_el1(), ID_AA64PFR0_CSV2);
+}
+
+static inline bool is_feat_csv2_2_supported(void)
 {
-	return (((read_id_aa64pfr0_el1() >> ID_AA64PFR0_CSV2_SHIFT) &
-		ID_AA64PFR0_CSV2_MASK) == ID_AA64PFR0_CSV2_2_SUPPORTED);
+	if (ENABLE_FEAT_CSV2_2 == FEAT_STATE_DISABLED) {
+		return false;
+	}
+
+	if (ENABLE_FEAT_CSV2_2 == FEAT_STATE_ALWAYS) {
+		return true;
+	}
+
+	return read_feat_csv2_id_field() >= ID_AA64PFR0_CSV2_2_SUPPORTED;
 }
 
 /**********************************************************************************
diff --git a/include/arch/aarch64/arch_helpers.h b/include/arch/aarch64/arch_helpers.h
index 720f6f3..35027ca 100644
--- a/include/arch/aarch64/arch_helpers.h
+++ b/include/arch/aarch64/arch_helpers.h
@@ -540,6 +540,8 @@
 DEFINE_RENAME_SYSREG_READ_FUNC(erxmisc0_el1, ERXMISC0_EL1)
 DEFINE_RENAME_SYSREG_READ_FUNC(erxmisc1_el1, ERXMISC1_EL1)
 
+DEFINE_RENAME_SYSREG_RW_FUNCS(scxtnum_el2, SCXTNUM_EL2)
+
 /* Armv8.1 VHE Registers */
 DEFINE_RENAME_SYSREG_RW_FUNCS(contextidr_el2, CONTEXTIDR_EL2)
 DEFINE_RENAME_SYSREG_RW_FUNCS(ttbr1_el2, TTBR1_EL2)
diff --git a/include/lib/el3_runtime/aarch64/context.h b/include/lib/el3_runtime/aarch64/context.h
index 7d7fb52..e70ff99 100644
--- a/include/lib/el3_runtime/aarch64/context.h
+++ b/include/lib/el3_runtime/aarch64/context.h
@@ -525,10 +525,6 @@
 void el2_sysregs_context_save_nv2(el2_sysregs_t *regs);
 void el2_sysregs_context_restore_nv2(el2_sysregs_t *regs);
 #endif /* CTX_INCLUDE_NEVE_REGS */
-#if ENABLE_FEAT_CSV2_2
-void el2_sysregs_context_save_csv2(el2_sysregs_t *regs);
-void el2_sysregs_context_restore_csv2(el2_sysregs_t *regs);
-#endif /* ENABLE_FEAT_CSV2_2 */
 #endif /* CTX_INCLUDE_EL2_REGS */
 
 #if CTX_INCLUDE_FPREGS