arch/ppc/boot/include/mpsc_defs.h

   1 /*
   2  * arch/ppc/boot/include/mpsc_defs.h
   3  *
   4  * Register definitions for the Marvell Multi-Protocol Serial Controller (MPSC),
   5  * Serial DMA Controller (SDMA), and Baud Rate Generator (BRG).
   6  *
   7  * Author: Mark A. Greer <mgreer@mvista.com>
   8  *
   9  * 2004 (c) MontaVista, Software, Inc.  This file is licensed under
  10  * the terms of the GNU General Public License version 2.  This program
  11  * is licensed "as is" without any warranty of any kind, whether express
  12  * or implied.
  13  */
  14 #ifndef _PPC_BOOT_MPSC_DEFS_H__
  15 #define _PPC_BOOT_MPSC_DEFS_H__
  16
  17 #define MPSC_NUM_CTLRS          2
  18
  19 /*
  20  *****************************************************************************
  21  *
  22  *      Multi-Protocol Serial Controller Interface Registers
  23  *
  24  *****************************************************************************
  25  */
  26
  27 /* Main Configuratino Register Offsets */
  28 #define MPSC_MMCRL                      0x0000
  29 #define MPSC_MMCRH                      0x0004
  30 #define MPSC_MPCR                       0x0008
  31 #define MPSC_CHR_1                      0x000c
  32 #define MPSC_CHR_2                      0x0010
  33 #define MPSC_CHR_3                      0x0014
  34 #define MPSC_CHR_4                      0x0018
  35 #define MPSC_CHR_5                      0x001c
  36 #define MPSC_CHR_6                      0x0020
  37 #define MPSC_CHR_7                      0x0024
  38 #define MPSC_CHR_8                      0x0028
  39 #define MPSC_CHR_9                      0x002c
  40 #define MPSC_CHR_10                     0x0030
  41 #define MPSC_CHR_11                     0x0034
  42
  43 #define MPSC_MPCR_CL_5                  0
  44 #define MPSC_MPCR_CL_6                  1
  45 #define MPSC_MPCR_CL_7                  2
  46 #define MPSC_MPCR_CL_8                  3
  47 #define MPSC_MPCR_SBL_1                 0
  48 #define MPSC_MPCR_SBL_2                 3
  49
  50 #define MPSC_CHR_2_TEV                  (1<<1)
  51 #define MPSC_CHR_2_TA                   (1<<7)
  52 #define MPSC_CHR_2_TTCS                 (1<<9)
  53 #define MPSC_CHR_2_REV                  (1<<17)
  54 #define MPSC_CHR_2_RA                   (1<<23)
  55 #define MPSC_CHR_2_CRD                  (1<<25)
  56 #define MPSC_CHR_2_EH                   (1<<31)
  57 #define MPSC_CHR_2_PAR_ODD              0
  58 #define MPSC_CHR_2_PAR_SPACE            1
  59 #define MPSC_CHR_2_PAR_EVEN             2
  60 #define MPSC_CHR_2_PAR_MARK             3
  61
  62 /* MPSC Signal Routing */
  63 #define MPSC_MRR                        0x0000
  64 #define MPSC_RCRR                       0x0004
  65 #define MPSC_TCRR                       0x0008
  66
  67 /*
  68  *****************************************************************************
  69  *
  70  *      Serial DMA Controller Interface Registers
  71  *
  72  *****************************************************************************
  73  */
  74
  75 #define SDMA_SDC                        0x0000
  76 #define SDMA_SDCM                       0x0008
  77 #define SDMA_RX_DESC                    0x0800
  78 #define SDMA_RX_BUF_PTR                 0x0808
  79 #define SDMA_SCRDP                      0x0810
  80 #define SDMA_TX_DESC                    0x0c00
  81 #define SDMA_SCTDP                      0x0c10
  82 #define SDMA_SFTDP                      0x0c14
  83
  84 #define SDMA_DESC_CMDSTAT_PE            (1<<0)
  85 #define SDMA_DESC_CMDSTAT_CDL           (1<<1)
  86 #define SDMA_DESC_CMDSTAT_FR            (1<<3)
  87 #define SDMA_DESC_CMDSTAT_OR            (1<<6)
  88 #define SDMA_DESC_CMDSTAT_BR            (1<<9)
  89 #define SDMA_DESC_CMDSTAT_MI            (1<<10)
  90 #define SDMA_DESC_CMDSTAT_A             (1<<11)
  91 #define SDMA_DESC_CMDSTAT_AM            (1<<12)
  92 #define SDMA_DESC_CMDSTAT_CT            (1<<13)
  93 #define SDMA_DESC_CMDSTAT_C             (1<<14)
  94 #define SDMA_DESC_CMDSTAT_ES            (1<<15)
  95 #define SDMA_DESC_CMDSTAT_L             (1<<16)
  96 #define SDMA_DESC_CMDSTAT_F             (1<<17)
  97 #define SDMA_DESC_CMDSTAT_P             (1<<18)
  98 #define SDMA_DESC_CMDSTAT_EI            (1<<23)
  99 #define SDMA_DESC_CMDSTAT_O             (1<<31)
 100
 101 #define SDMA_DESC_DFLT                  (SDMA_DESC_CMDSTAT_O |  \
 102                                         SDMA_DESC_CMDSTAT_EI)
 103
 104 #define SDMA_SDC_RFT                    (1<<0)
 105 #define SDMA_SDC_SFM                    (1<<1)
 106 #define SDMA_SDC_BLMR                   (1<<6)
 107 #define SDMA_SDC_BLMT                   (1<<7)
 108 #define SDMA_SDC_POVR                   (1<<8)
 109 #define SDMA_SDC_RIFB                   (1<<9)
 110
 111 #define SDMA_SDCM_ERD                   (1<<7)
 112 #define SDMA_SDCM_AR                    (1<<15)
 113 #define SDMA_SDCM_STD                   (1<<16)
 114 #define SDMA_SDCM_TXD                   (1<<23)
 115 #define SDMA_SDCM_AT                    (1<<31)
 116
 117 #define SDMA_0_CAUSE_RXBUF              (1<<0)
 118 #define SDMA_0_CAUSE_RXERR              (1<<1)
 119 #define SDMA_0_CAUSE_TXBUF              (1<<2)
 120 #define SDMA_0_CAUSE_TXEND              (1<<3)
 121 #define SDMA_1_CAUSE_RXBUF              (1<<8)
 122 #define SDMA_1_CAUSE_RXERR              (1<<9)
 123 #define SDMA_1_CAUSE_TXBUF              (1<<10)
 124 #define SDMA_1_CAUSE_TXEND              (1<<11)
 125
 126 #define SDMA_CAUSE_RX_MASK      (SDMA_0_CAUSE_RXBUF | SDMA_0_CAUSE_RXERR | \
 127         SDMA_1_CAUSE_RXBUF | SDMA_1_CAUSE_RXERR)
 128 #define SDMA_CAUSE_TX_MASK      (SDMA_0_CAUSE_TXBUF | SDMA_0_CAUSE_TXEND | \
 129         SDMA_1_CAUSE_TXBUF | SDMA_1_CAUSE_TXEND)
 130
 131 /* SDMA Interrupt registers */
 132 #define SDMA_INTR_CAUSE                 0x0000
 133 #define SDMA_INTR_MASK                  0x0080
 134
 135 /*
 136  *****************************************************************************
 137  *
 138  *      Baud Rate Generator Interface Registers
 139  *
 140  *****************************************************************************
 141  */
 142
 143 #define BRG_BCR                         0x0000
 144 #define BRG_BTR                         0x0004
 145
 146 #endif /*_PPC_BOOT_MPSC_DEFS_H__ */