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of_access.h

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  • Forked from Reform / reform-boundary-uboot
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    lh7a400.h NaN GiB
    /*
     * 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     ((lh7a400_interrupt_t*) LH7A400_INTERRUPT_BASE)
    
    /* (DMA) Direct Memory Access Controller (userguide 9.2.1) */
    typedef struct {
    	lh7a40x_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    ((lh7a400_dma_t*) LH7A400_DMA_BASE)
    #define LH7A400_DMA_USBTX \
    	((lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBTX_OFFSET))
    #define LH7A400_DMA_USBRX \
    	((lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBRX_OFFSET))
    #define LH7A400_DMA_MMCTX \
    	((lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCTX_OFFSET))
    #define LH7A400_DMA_MMCRX \
    	((lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCRX_OFFSET))
    #define LH7A400_AC97RX(n) \
    	((lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \
    	((2*n) * sizeof(lh7a400_dmachan_t))))
    #define LH7A400_AC97TX(n) \
    	((lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \
    	(((2*n)+1) * sizeof(lh7a400_dmachan_t))))
    
    #endif  /* __LH7A400_H__ */