1 files changed, 9 insertions, 5 deletions
diff --git a/arch/arm/mach-exynos/smc.h b/arch/arm/mach-exynos/smc.h
index c2845717bc8f..5c30feb8f07d 100644
--- a/arch/arm/mach-exynos/smc.h
+++ b/arch/arm/mach-exynos/smc.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  Copyright (c) 2012 Samsung Electronics.
  *
- * EXYNOS - SMC Call
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * Exynos - SMC Call
  */
 
 #ifndef __ASM_ARCH_EXYNOS_SMC_H
@@ -28,6 +25,13 @@
 #define SMC_CMD_L2X0INVALL	(-24)
 #define SMC_CMD_L2X0DEBUG	(-25)
 
+/* For Accessing CP15/SFR (General) */
+#define SMC_CMD_REG		(-101)
+
+/* defines for SMC_CMD_REG */
+#define SMC_REG_CLASS_SFR_W	(0x1 << 30)
+#define SMC_REG_ID_SFR_W(addr)	(SMC_REG_CLASS_SFR_W | ((addr) >> 2))
+
 #ifndef __ASSEMBLY__
 
 extern void exynos_smc(u32 cmd, u32 arg1, u32 arg2, u32 arg3);