--- /dev/null
+/*
+ * Copyright (C) 2008 Atmel Corporation
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __ASM_AVR32_ARCH_HMATRIX_H__
+#define __ASM_AVR32_ARCH_HMATRIX_H__
+
+#include <asm/hmatrix-common.h>
+
+/* Bitfields in SFR4 (EBI) */
+#define HMATRIX_EBI_SDRAM_ENABLE_OFFSET 1
+#define HMATRIX_EBI_SDRAM_ENABLE_SIZE 1
+#define HMATRIX_EBI_NAND_ENABLE_OFFSET 3
+#define HMATRIX_EBI_NAND_ENABLE_SIZE 1
+#define HMATRIX_EBI_CF0_ENABLE_OFFSET 4
+#define HMATRIX_EBI_CF0_ENABLE_SIZE 1
+#define HMATRIX_EBI_CF1_ENABLE_OFFSET 5
+#define HMATRIX_EBI_CF1_ENABLE_SIZE 1
+#define HMATRIX_EBI_PULLUP_DISABLE_OFFSET 8
+#define HMATRIX_EBI_PULLUP_DISABLE_SIZE 1
+
+/* HSB masters */
+#define HMATRIX_MASTER_CPU_DCACHE 0
+#define HMATRIX_MASTER_CPU_ICACHE 1
+#define HMATRIX_MASTER_PDC 2
+#define HMATRIX_MASTER_ISI 3
+#define HMATRIX_MASTER_USBA 4
+#define HMATRIX_MASTER_LCDC 5
+#define HMATRIX_MASTER_MACB0 6
+#define HMATRIX_MASTER_MACB1 7
+#define HMATRIX_MASTER_DMACA_M0 8
+#define HMATRIX_MASTER_DMACA_M1 9
+
+/* HSB slaves */
+#define HMATRIX_SLAVE_SRAM0 0
+#define HMATRIX_SLAVE_SRAM1 1
+#define HMATRIX_SLAVE_PBA 2
+#define HMATRIX_SLAVE_PBB 3
+#define HMATRIX_SLAVE_EBI 4
+#define HMATRIX_SLAVE_USBA 5
+#define HMATRIX_SLAVE_LCDC 6
+#define HMATRIX_SLAVE_DMACA 7
+
+#endif /* __ASM_AVR32_ARCH_HMATRIX_H__ */