1 files changed, 38 insertions, 0 deletions
diff --git a/arch/sh/include/mach-dreamcast/mach/maple.h b/arch/sh/include/mach-dreamcast/mach/maple.h
new file mode 100644
index 000000000..169bdf415
--- /dev/null
+++ b/arch/sh/include/mach-dreamcast/mach/maple.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_MAPLE_H
+#define __ASM_MAPLE_H
+
+#define MAPLE_PORTS 4
+#define MAPLE_PNP_INTERVAL HZ
+#define MAPLE_MAXPACKETS 8
+#define MAPLE_DMA_ORDER 14
+#define MAPLE_DMA_SIZE (1 << MAPLE_DMA_ORDER)
+#define MAPLE_DMA_PAGES ((MAPLE_DMA_ORDER > PAGE_SHIFT) ? \
+			  MAPLE_DMA_ORDER - PAGE_SHIFT : 0)
+
+/* Maple Bus registers */
+#define MAPLE_BASE     0xa05f6c00
+#define MAPLE_DMAADDR  (MAPLE_BASE+0x04)
+#define MAPLE_TRIGTYPE (MAPLE_BASE+0x10)
+#define MAPLE_ENABLE   (MAPLE_BASE+0x14)
+#define MAPLE_STATE    (MAPLE_BASE+0x18)
+#define MAPLE_SPEED    (MAPLE_BASE+0x80)
+#define MAPLE_RESET    (MAPLE_BASE+0x8c)
+
+#define MAPLE_MAGIC    0x6155404f
+#define MAPLE_2MBPS    0
+#define MAPLE_TIMEOUT(n) ((n)<<15)
+
+/* Function codes */
+#define MAPLE_FUNC_CONTROLLER 0x001
+#define MAPLE_FUNC_MEMCARD    0x002
+#define MAPLE_FUNC_LCD        0x004
+#define MAPLE_FUNC_CLOCK      0x008
+#define MAPLE_FUNC_MICROPHONE 0x010
+#define MAPLE_FUNC_ARGUN      0x020
+#define MAPLE_FUNC_KEYBOARD   0x040
+#define MAPLE_FUNC_LIGHTGUN   0x080
+#define MAPLE_FUNC_PURUPURU   0x100
+#define MAPLE_FUNC_MOUSE      0x200
+
+#endif /* __ASM_MAPLE_H */