FreeBSD/Linux Kernel Cross Reference
sys/mips/atheros/ar934x_nfcreg.h

     /*
      * Copyright (c) 2014 Adrian Chadd <adrian@FreeBSD.org>.
      *  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD: releng/11.2/sys/mips/atheros/ar934x_nfcreg.h 263295 2014-03-18 12:18:35Z adrian $
     */
    /*
     * Register definitions for the built-in NAND controller
     * of the Atheros AR934x and QCA955x SoCs.
     *
     * This file is based on the AR934x SoC driver from OpenWRT.
     *
     * Copyright (C) 2011-2013 Gabor Juhos <juhosg@openwrt.org>
     *
     * Used with permission.
     */
    #ifndef __AR934X_NFCREG_H__
    #define __AR934X_NFCREG_H__
    
    #define BIT(x)          (1 << (x))
    
    #define AR934X_NFC_REG_CMD              0x00
    #define AR934X_NFC_REG_CTRL             0x04
    #define AR934X_NFC_REG_STATUS           0x08
    #define AR934X_NFC_REG_INT_MASK         0x0c
    #define AR934X_NFC_REG_INT_STATUS       0x10
    #define AR934X_NFC_REG_ECC_CTRL         0x14
    #define AR934X_NFC_REG_ECC_OFFSET       0x18
    #define AR934X_NFC_REG_ADDR0_0          0x1c
    #define AR934X_NFC_REG_ADDR0_1          0x24
    #define AR934X_NFC_REG_ADDR1_0          0x20
    #define AR934X_NFC_REG_ADDR1_1          0x28
    #define AR934X_NFC_REG_SPARE_SIZE       0x30
    #define AR934X_NFC_REG_PROTECT          0x38
    #define AR934X_NFC_REG_LOOKUP_EN        0x40
    #define AR934X_NFC_REG_LOOKUP(_x)       (0x44 + (_i) * 4)
    #define AR934X_NFC_REG_DMA_ADDR         0x64
    #define AR934X_NFC_REG_DMA_COUNT        0x68
    #define AR934X_NFC_REG_DMA_CTRL         0x6c
    #define AR934X_NFC_REG_MEM_CTRL         0x80
    #define AR934X_NFC_REG_DATA_SIZE        0x84
    #define AR934X_NFC_REG_READ_STATUS      0x88
    #define AR934X_NFC_REG_TIME_SEQ         0x8c
    #define AR934X_NFC_REG_TIMINGS_ASYN     0x90
    #define AR934X_NFC_REG_TIMINGS_SYN      0x94
    #define AR934X_NFC_REG_FIFO_DATA        0x98
    #define AR934X_NFC_REG_TIME_MODE        0x9c
    #define AR934X_NFC_REG_DMA_ADDR_OFFS    0xa0
    #define AR934X_NFC_REG_FIFO_INIT        0xb0
    #define AR934X_NFC_REG_GEN_SEQ_CTRL     0xb4
    
    #define AR934X_NFC_CMD_CMD_SEQ_S                0
    #define AR934X_NFC_CMD_CMD_SEQ_M                0x3f
    #define   AR934X_NFC_CMD_SEQ_1C                 0x00
    #define   AR934X_NFC_CMD_SEQ_ERASE              0x0e
    #define   AR934X_NFC_CMD_SEQ_12                 0x0c
    #define   AR934X_NFC_CMD_SEQ_1C1AXR             0x21
    #define   AR934X_NFC_CMD_SEQ_S                  0x24
    #define   AR934X_NFC_CMD_SEQ_1C3AXR             0x27
    #define   AR934X_NFC_CMD_SEQ_1C5A1CXR           0x2a
    #define   AR934X_NFC_CMD_SEQ_18                 0x32
    #define AR934X_NFC_CMD_INPUT_SEL_SIU            0
    #define AR934X_NFC_CMD_INPUT_SEL_DMA            BIT(6)
    #define AR934X_NFC_CMD_ADDR_SEL_0               0
    #define AR934X_NFC_CMD_ADDR_SEL_1               BIT(7)
    #define AR934X_NFC_CMD_CMD0_S                   8
    #define AR934X_NFC_CMD_CMD0_M                   0xff
    #define AR934X_NFC_CMD_CMD1_S                   16
    #define AR934X_NFC_CMD_CMD1_M                   0xff
    #define AR934X_NFC_CMD_CMD2_S                   24
    #define AR934X_NFC_CMD_CMD2_M                   0xff
    
    #define AR934X_NFC_CTRL_ADDR_CYCLE0_M           0x7
    #define AR934X_NFC_CTRL_ADDR_CYCLE0_S           0
    #define AR934X_NFC_CTRL_SPARE_EN                BIT(3)
    #define AR934X_NFC_CTRL_INT_EN                  BIT(4)
    #define AR934X_NFC_CTRL_ECC_EN                  BIT(5)
    #define AR934X_NFC_CTRL_BLOCK_SIZE_S            6
   #define AR934X_NFC_CTRL_BLOCK_SIZE_M            0x3
   #define   AR934X_NFC_CTRL_BLOCK_SIZE_32         0
   #define   AR934X_NFC_CTRL_BLOCK_SIZE_64         1
   #define   AR934X_NFC_CTRL_BLOCK_SIZE_128        2
   #define   AR934X_NFC_CTRL_BLOCK_SIZE_256        3
   #define AR934X_NFC_CTRL_PAGE_SIZE_S             8
   #define AR934X_NFC_CTRL_PAGE_SIZE_M             0x7
   #define   AR934X_NFC_CTRL_PAGE_SIZE_256         0
   #define   AR934X_NFC_CTRL_PAGE_SIZE_512         1
   #define   AR934X_NFC_CTRL_PAGE_SIZE_1024        2
   #define   AR934X_NFC_CTRL_PAGE_SIZE_2048        3
   #define   AR934X_NFC_CTRL_PAGE_SIZE_4096        4
   #define   AR934X_NFC_CTRL_PAGE_SIZE_8192        5
   #define   AR934X_NFC_CTRL_PAGE_SIZE_16384       6
   #define AR934X_NFC_CTRL_CUSTOM_SIZE_EN          BIT(11)
   #define AR934X_NFC_CTRL_IO_WIDTH_8BITS          0
   #define AR934X_NFC_CTRL_IO_WIDTH_16BITS         BIT(12)
   #define AR934X_NFC_CTRL_LOOKUP_EN               BIT(13)
   #define AR934X_NFC_CTRL_PROT_EN                 BIT(14)
   #define AR934X_NFC_CTRL_WORK_MODE_ASYNC         0
   #define AR934X_NFC_CTRL_WORK_MODE_SYNC          BIT(15)
   #define AR934X_NFC_CTRL_ADDR0_AUTO_INC          BIT(16)
   #define AR934X_NFC_CTRL_ADDR1_AUTO_INC          BIT(17)
   #define AR934X_NFC_CTRL_ADDR_CYCLE1_M           0x7
   #define AR934X_NFC_CTRL_ADDR_CYCLE1_S           18
   #define AR934X_NFC_CTRL_SMALL_PAGE              BIT(21)
   
   #define AR934X_NFC_DMA_CTRL_DMA_START           BIT(7)
   #define AR934X_NFC_DMA_CTRL_DMA_DIR_WRITE       0
   #define AR934X_NFC_DMA_CTRL_DMA_DIR_READ        BIT(6)
   #define AR934X_NFC_DMA_CTRL_DMA_MODE_SG         BIT(5)
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_S         2
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_0         0
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_1         1
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_2         2
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_3         3
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_4         4
   #define AR934X_NFC_DMA_CTRL_DMA_BURST_5         5
   #define AR934X_NFC_DMA_CTRL_ERR_FLAG            BIT(1)
   #define AR934X_NFC_DMA_CTRL_DMA_READY           BIT(0)
   
   #define AR934X_NFC_INT_DEV_RDY(_x)              BIT(4 + (_x))
   #define AR934X_NFC_INT_CMD_END                  BIT(1)
   
   #define AR934X_NFC_ECC_CTRL_ERR_THRES_S         8
   #define AR934X_NFC_ECC_CTRL_ERR_THRES_M         0x1f
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_S           5
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_M           0x7
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_2           0
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_4           1
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_6           2
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_8           3
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_10          4
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_12          5
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_14          6
   #define AR934X_NFC_ECC_CTRL_ECC_CAP_16          7
   #define AR934X_NFC_ECC_CTRL_ERR_OVER            BIT(2)
   #define AR934X_NFC_ECC_CTRL_ERR_UNCORRECT       BIT(1)
   #define AR934X_NFC_ECC_CTRL_ERR_CORRECT         BIT(0)
   
   #define AR934X_NFC_ECC_OFFS_OFSET_M             0xffff
   
   /* default timing values */
   #define AR934X_NFC_TIME_SEQ_DEFAULT     0x7fff
   #define AR934X_NFC_TIMINGS_ASYN_DEFAULT 0x22
   #define AR934X_NFC_TIMINGS_SYN_DEFAULT  0xf
   
   #define AR934X_NFC_ID_BUF_SIZE          8
   #define AR934X_NFC_DEV_READY_TIMEOUT    25 /* msecs */
   #define AR934X_NFC_DMA_READY_TIMEOUT    25 /* msecs */
   #define AR934X_NFC_DONE_TIMEOUT         1000
   #define AR934X_NFC_DMA_RETRIES          20
   
   #define AR934X_NFC_IRQ_MASK             AR934X_NFC_INT_DEV_RDY(0)
   
   #define  AR934X_NFC_GENSEQ_SMALL_PAGE_READ      0x30043
   
   #endif /* __AR934X_NFCREG_H__ */

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