1 files changed, 19 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/syscon.h b/arch/riscv/include/asm/syscon.h
new file mode 100644
index 0000000..26a008c
--- /dev/null
+++ b/arch/riscv/include/asm/syscon.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
+ */
+
+#ifndef _ASM_SYSCON_H
+#define _ASM_SYSCON_H
+
+/*
+ * System controllers in a RISC-V system
+ */
+enum {
+	RISCV_NONE,
+	RISCV_SYSCON_CLINT,	/* Core Local Interruptor (CLINT) */
+	RISCV_SYSCON_PLIC,	/* Platform Level Interrupt Controller (PLIC) */
+	RISCV_SYSCON_PLMT,	/* Platform Level Machine Timer (PLMT) */
+};
+
+#endif /* _ASM_SYSCON_H */