include/linux/serial_bcm63xx.h

   1 #ifndef _LINUX_SERIAL_BCM63XX_H
   2 #define _LINUX_SERIAL_BCM63XX_H
   3
   4 /* UART Control Register */
   5 #define UART_CTL_REG                    0x0
   6 #define UART_CTL_RXTMOUTCNT_SHIFT       0
   7 #define UART_CTL_RXTMOUTCNT_MASK        (0x1f << UART_CTL_RXTMOUTCNT_SHIFT)
   8 #define UART_CTL_RSTTXDN_SHIFT          5
   9 #define UART_CTL_RSTTXDN_MASK           (1 << UART_CTL_RSTTXDN_SHIFT)
  10 #define UART_CTL_RSTRXFIFO_SHIFT                6
  11 #define UART_CTL_RSTRXFIFO_MASK         (1 << UART_CTL_RSTRXFIFO_SHIFT)
  12 #define UART_CTL_RSTTXFIFO_SHIFT                7
  13 #define UART_CTL_RSTTXFIFO_MASK         (1 << UART_CTL_RSTTXFIFO_SHIFT)
  14 #define UART_CTL_STOPBITS_SHIFT         8
  15 #define UART_CTL_STOPBITS_MASK          (0xf << UART_CTL_STOPBITS_SHIFT)
  16 #define UART_CTL_STOPBITS_1             (0x7 << UART_CTL_STOPBITS_SHIFT)
  17 #define UART_CTL_STOPBITS_2             (0xf << UART_CTL_STOPBITS_SHIFT)
  18 #define UART_CTL_BITSPERSYM_SHIFT       12
  19 #define UART_CTL_BITSPERSYM_MASK        (0x3 << UART_CTL_BITSPERSYM_SHIFT)
  20 #define UART_CTL_XMITBRK_SHIFT          14
  21 #define UART_CTL_XMITBRK_MASK           (1 << UART_CTL_XMITBRK_SHIFT)
  22 #define UART_CTL_RSVD_SHIFT             15
  23 #define UART_CTL_RSVD_MASK              (1 << UART_CTL_RSVD_SHIFT)
  24 #define UART_CTL_RXPAREVEN_SHIFT                16
  25 #define UART_CTL_RXPAREVEN_MASK         (1 << UART_CTL_RXPAREVEN_SHIFT)
  26 #define UART_CTL_RXPAREN_SHIFT          17
  27 #define UART_CTL_RXPAREN_MASK           (1 << UART_CTL_RXPAREN_SHIFT)
  28 #define UART_CTL_TXPAREVEN_SHIFT                18
  29 #define UART_CTL_TXPAREVEN_MASK         (1 << UART_CTL_TXPAREVEN_SHIFT)
  30 #define UART_CTL_TXPAREN_SHIFT          18
  31 #define UART_CTL_TXPAREN_MASK           (1 << UART_CTL_TXPAREN_SHIFT)
  32 #define UART_CTL_LOOPBACK_SHIFT         20
  33 #define UART_CTL_LOOPBACK_MASK          (1 << UART_CTL_LOOPBACK_SHIFT)
  34 #define UART_CTL_RXEN_SHIFT             21
  35 #define UART_CTL_RXEN_MASK              (1 << UART_CTL_RXEN_SHIFT)
  36 #define UART_CTL_TXEN_SHIFT             22
  37 #define UART_CTL_TXEN_MASK              (1 << UART_CTL_TXEN_SHIFT)
  38 #define UART_CTL_BRGEN_SHIFT            23
  39 #define UART_CTL_BRGEN_MASK             (1 << UART_CTL_BRGEN_SHIFT)
  40
  41 /* UART Baudword register */
  42 #define UART_BAUD_REG                   0x4
  43
  44 /* UART Misc Control register */
  45 #define UART_MCTL_REG                   0x8
  46 #define UART_MCTL_DTR_SHIFT             0
  47 #define UART_MCTL_DTR_MASK              (1 << UART_MCTL_DTR_SHIFT)
  48 #define UART_MCTL_RTS_SHIFT             1
  49 #define UART_MCTL_RTS_MASK              (1 << UART_MCTL_RTS_SHIFT)
  50 #define UART_MCTL_RXFIFOTHRESH_SHIFT    8
  51 #define UART_MCTL_RXFIFOTHRESH_MASK     (0xf << UART_MCTL_RXFIFOTHRESH_SHIFT)
  52 #define UART_MCTL_TXFIFOTHRESH_SHIFT    12
  53 #define UART_MCTL_TXFIFOTHRESH_MASK     (0xf << UART_MCTL_TXFIFOTHRESH_SHIFT)
  54 #define UART_MCTL_RXFIFOFILL_SHIFT      16
  55 #define UART_MCTL_RXFIFOFILL_MASK       (0x1f << UART_MCTL_RXFIFOFILL_SHIFT)
  56 #define UART_MCTL_TXFIFOFILL_SHIFT      24
  57 #define UART_MCTL_TXFIFOFILL_MASK       (0x1f << UART_MCTL_TXFIFOFILL_SHIFT)
  58
  59 /* UART External Input Configuration register */
  60 #define UART_EXTINP_REG                 0xc
  61 #define UART_EXTINP_RI_SHIFT            0
  62 #define UART_EXTINP_RI_MASK             (1 << UART_EXTINP_RI_SHIFT)
  63 #define UART_EXTINP_CTS_SHIFT           1
  64 #define UART_EXTINP_CTS_MASK            (1 << UART_EXTINP_CTS_SHIFT)
  65 #define UART_EXTINP_DCD_SHIFT           2
  66 #define UART_EXTINP_DCD_MASK            (1 << UART_EXTINP_DCD_SHIFT)
  67 #define UART_EXTINP_DSR_SHIFT           3
  68 #define UART_EXTINP_DSR_MASK            (1 << UART_EXTINP_DSR_SHIFT)
  69 #define UART_EXTINP_IRSTAT(x)           (1 << (x + 4))
  70 #define UART_EXTINP_IRMASK(x)           (1 << (x + 8))
  71 #define UART_EXTINP_IR_RI               0
  72 #define UART_EXTINP_IR_CTS              1
  73 #define UART_EXTINP_IR_DCD              2
  74 #define UART_EXTINP_IR_DSR              3
  75 #define UART_EXTINP_RI_NOSENSE_SHIFT    16
  76 #define UART_EXTINP_RI_NOSENSE_MASK     (1 << UART_EXTINP_RI_NOSENSE_SHIFT)
  77 #define UART_EXTINP_CTS_NOSENSE_SHIFT   17
  78 #define UART_EXTINP_CTS_NOSENSE_MASK    (1 << UART_EXTINP_CTS_NOSENSE_SHIFT)
  79 #define UART_EXTINP_DCD_NOSENSE_SHIFT   18
  80 #define UART_EXTINP_DCD_NOSENSE_MASK    (1 << UART_EXTINP_DCD_NOSENSE_SHIFT)
  81 #define UART_EXTINP_DSR_NOSENSE_SHIFT   19
  82 #define UART_EXTINP_DSR_NOSENSE_MASK    (1 << UART_EXTINP_DSR_NOSENSE_SHIFT)
  83
  84 /* UART Interrupt register */
  85 #define UART_IR_REG                     0x10
  86 #define UART_IR_MASK(x)                 (1 << (x + 16))
  87 #define UART_IR_STAT(x)                 (1 << (x))
  88 #define UART_IR_EXTIP                   0
  89 #define UART_IR_TXUNDER                 1
  90 #define UART_IR_TXOVER                  2
  91 #define UART_IR_TXTRESH                 3
  92 #define UART_IR_TXRDLATCH               4
  93 #define UART_IR_TXEMPTY                 5
  94 #define UART_IR_RXUNDER                 6
  95 #define UART_IR_RXOVER                  7
  96 #define UART_IR_RXTIMEOUT               8
  97 #define UART_IR_RXFULL                  9
  98 #define UART_IR_RXTHRESH                10
  99 #define UART_IR_RXNOTEMPTY              11
 100 #define UART_IR_RXFRAMEERR              12
 101 #define UART_IR_RXPARERR                13
 102 #define UART_IR_RXBRK                   14
 103 #define UART_IR_TXDONE                  15
 104
 105 /* UART Fifo register */
 106 #define UART_FIFO_REG                   0x14
 107 #define UART_FIFO_VALID_SHIFT           0
 108 #define UART_FIFO_VALID_MASK            0xff
 109 #define UART_FIFO_FRAMEERR_SHIFT        8
 110 #define UART_FIFO_FRAMEERR_MASK         (1 << UART_FIFO_FRAMEERR_SHIFT)
 111 #define UART_FIFO_PARERR_SHIFT          9
 112 #define UART_FIFO_PARERR_MASK           (1 << UART_FIFO_PARERR_SHIFT)
 113 #define UART_FIFO_BRKDET_SHIFT          10
 114 #define UART_FIFO_BRKDET_MASK           (1 << UART_FIFO_BRKDET_SHIFT)
 115 #define UART_FIFO_ANYERR_MASK           (UART_FIFO_FRAMEERR_MASK |      \
 116                                         UART_FIFO_PARERR_MASK |         \
 117                                         UART_FIFO_BRKDET_MASK)
 118
 119 #endif /* _LINUX_SERIAL_BCM63XX_H */