1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-socfpga/freeze_controller.h b/arch/arm/include/asm/arch-socfpga/freeze_controller.h
new file mode 100644
index 0000000000..120f20e038
--- /dev/null
+++ b/arch/arm/include/asm/arch-socfpga/freeze_controller.h
@@ -0,0 +1,50 @@
+/*
+ *  Copyright (C) 2013 Altera Corporation <www.altera.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef	_FREEZE_CONTROLLER_H_
+#define	_FREEZE_CONTROLLER_H_
+
+struct socfpga_freeze_controller {
+	u32	vioctrl;
+	u32	padding[3];
+	u32	hioctrl;
+	u32	src;
+	u32	hwctrl;
+};
+
+#define FREEZE_CHANNEL_NUM		(4)
+
+typedef enum {
+	FREEZE_CTRL_FROZEN = 0,
+	FREEZE_CTRL_THAWED = 1
+} FREEZE_CTRL_CHAN_STATE;
+
+#define SYSMGR_FRZCTRL_ADDRESS 0x40
+#define SYSMGR_FRZCTRL_SRC_VIO1_ENUM_SW 0x0
+#define SYSMGR_FRZCTRL_SRC_VIO1_ENUM_HW 0x1
+#define SYSMGR_FRZCTRL_VIOCTRL_SLEW_MASK 0x00000010
+#define SYSMGR_FRZCTRL_VIOCTRL_WKPULLUP_MASK 0x00000008
+#define SYSMGR_FRZCTRL_VIOCTRL_TRISTATE_MASK 0x00000004
+#define SYSMGR_FRZCTRL_VIOCTRL_BUSHOLD_MASK 0x00000002
+#define SYSMGR_FRZCTRL_VIOCTRL_CFG_MASK 0x00000001
+#define SYSMGR_FRZCTRL_HIOCTRL_SLEW_MASK 0x00000010
+#define SYSMGR_FRZCTRL_HIOCTRL_WKPULLUP_MASK 0x00000008
+#define SYSMGR_FRZCTRL_HIOCTRL_TRISTATE_MASK 0x00000004
+#define SYSMGR_FRZCTRL_HIOCTRL_BUSHOLD_MASK 0x00000002
+#define SYSMGR_FRZCTRL_HIOCTRL_CFG_MASK 0x00000001
+#define SYSMGR_FRZCTRL_HIOCTRL_REGRST_MASK 0x00000080
+#define SYSMGR_FRZCTRL_HIOCTRL_OCTRST_MASK 0x00000040
+#define SYSMGR_FRZCTRL_HIOCTRL_OCT_CFGEN_CALSTART_MASK 0x00000100
+#define SYSMGR_FRZCTRL_HIOCTRL_DLLRST_MASK 0x00000020
+#define SYSMGR_FRZCTRL_HWCTRL_VIO1REQ_MASK 0x00000001
+#define SYSMGR_FRZCTRL_HWCTRL_VIO1STATE_ENUM_FROZEN 0x2
+#define SYSMGR_FRZCTRL_HWCTRL_VIO1STATE_ENUM_THAWED 0x1
+#define SYSMGR_FRZCTRL_VIOCTRL_SHIFT 0x2
+
+void sys_mgr_frzctrl_freeze_req(void);
+void sys_mgr_frzctrl_thaw_req(void);
+
+#endif /* _FREEZE_CONTROLLER_H_ */