* Patch by Paul Ruhland, 17 May 2004:

[karo-tx-uboot.git] / include / lh7a400.h

diff --git a/include/lh7a400.h b/include/lh7a400.h
new file mode 100644 (file)
index 0000000..e43667d
--- /dev/null
+++ b/include/lh7a400.h
@@ -0,0 +1,93 @@
+/*
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * lh7a400 SoC interface
+ */
+
+#ifndef __LH7A400_H__
+#define __LH7A400_H__
+
+#include "lh7a40x.h"
+
+/* Interrupt Controller (userguide 8.2.1) */
+typedef struct {
+       volatile u32  intsr;
+       volatile u32  intrsr;
+       volatile u32  intens;
+       volatile u32  intenc;
+       volatile u32  rsvd1;
+       volatile u32  rsvd2;
+       volatile u32  rsvd3;
+} /*__attribute__((__packed__))*/ lh7a400_interrupt_t;
+#define LH7A400_INTERRUPT_BASE    (0x80000500)
+#define LH7A400_INTERRUPT_PTR(name)  lh7a400_interrupt_t* name = (lh7a400_interrupt_t*) LH7A400_INTERRUPT_BASE
+
+/* (DMA) Direct Memory Access Controller (userguide 9.2.1) */
+typedef struct {
+       volatile u32  maxcnt;
+       volatile u32  base;
+       volatile u32  current;
+       volatile u32  rsvd1;
+} lh7a400_dmabuf_t;
+
+typedef struct {
+       volatile u32      control;
+       volatile u32      interrupt;
+       volatile u32      rsvd1;
+       volatile u32      status;
+       volatile u32      rsvd2;
+       volatile u32      remain;
+       volatile u32      rsvd3;
+       volatile u32      rsvd4;
+       lh7a400_dmabuf_t  buf[2];
+} /*__attribute__((__packed__))*/ lh7a400_dmachan_t;
+
+typedef struct {
+       lh7a400_dmachan_t  chan[15];
+       volatile u32       glblint;
+       volatile u32       rsvd1;
+       volatile u32       rsvd2;
+       volatile u32       rsvd3;
+} /*__attribute__((__packed__))*/ lh7a400_dma_t;
+#define LH7A400_DMA_BASE      (0x80002800)
+#define DMA_USBTX_OFFSET      (0x000)
+#define DMA_USBRX_OFFSET      (0x040)
+#define DMA_MMCTX_OFFSET      (0x080)
+#define DMA_MMCRX_OFFSET      (0x0C0)
+#define DMA_AC97_BASE         (0x80002A00)
+
+#define LH7A400_DMA_PTR(name)    lh7a400_dma_t* name = (lh7a400_dma_t*) LH7A400_DMA_BASE
+#define LH7A400_DMA_USBTX(name) \
+       lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBTX_OFFSET)
+#define LH7A400_DMA_USBRX(name) \
+       lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBRX_OFFSET)
+#define LH7A400_DMA_MMCTX(name) \
+       lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCTX_OFFSET)
+#define LH7A400_DMA_MMCRX(name) \
+       lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCRX_OFFSET)
+#define LH7A400_AC97RX(name,n) \
+       lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \
+       ((2*n) * sizeof(lh7a400_dmachan_t)))
+#define LH7A400_AC97TX(name,n) \
+       lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \
+       (((2*n)+1) * sizeof(lh7a400_dmachan_t)))
+
+#endif  /* __LH7A400_H__ */