--- /dev/null
+/*
+ * (C) Copyright 2009
+ * Ryan CHEN, ST Micoelectronics, ryan.chen@st.com
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __SYSCTRL_H
+#define __SYSCTRL_H
+
+struct syscntl_regs {
+ u32 scctrl;
+ u32 scsysstat;
+ u32 scimctrl;
+ u32 scimsysstat;
+ u32 scxtalctrl;
+ u32 scpllctrl;
+ u32 scpllfctrl;
+ u32 scperctrl0;
+ u32 scperctrl1;
+ u32 scperen;
+ u32 scperdis;
+ const u32 scperclken;
+ const u32 scperstat;
+};
+
+#define MODE_SHIFT 0x00000003
+
+#define NORMAL 0x00000004
+#define SLOW 0x00000002
+#define DOZE 0x00000001
+#define SLEEP 0x00000000
+
+#define PLL_TIM 0x01FFFFFF
+
+#endif