src/spec/ls180.py

   1 #!/usr/bin/env python
   2 # aardonyx file
   3 from spec.base import PinSpec
   4
   5 from spec.ifaceprint import display, display_fns, check_functions
   6 from spec.ifaceprint import display_fixed
   7
   8
   9 def pinspec():
  10     pinbanks = {
  11         'A': (16, 4),
  12     }
  13     fixedpins = {
  14         'CTRL_SYS': [
  15             'TEST',
  16             'JTAG_SEL',
  17             'UBOOT_SEL',
  18             'NMI#',
  19             'RESET#',
  20             'CLK24M_IN',
  21             'CLK24M_OUT',
  22             'PLLTEST',
  23             'PLLREGIO',
  24             'PLLVP25',
  25             'PLLDV',
  26             'PLLVREG',
  27             'PLLGND',
  28         ],
  29         'POWER_GPIO': [
  30             'VDD_GPIOB',
  31             'GND_GPIOB',
  32         ]}
  33     function_names = {
  34                       'PWM': 'PWM (pulse-width modulation)',
  35                       'MSPI2': 'SPI (Serial Peripheral Interface) Master 1',
  36                       'UART1': 'UART (TX/RX) 1',
  37                       'UART3': 'UART (TX/RX) 2',
  38                       }
  39
  40     ps = PinSpec(pinbanks, fixedpins, function_names)
  41
  42     ps.gpio("", ('A', 1), 0, 0, 1)
  43     ps.gpio("", ('A', 0), 0, 1, 1)
  44     ps.gpio("", ('A', 3), 0, 2, 1)
  45     ps.gpio("", ('A', 2), 0, 3, 1)
  46     ps.gpio("", ('A', 4), 0, 5, 2)
  47     ps.gpio("", ('A', 6), 0, 9, 1)
  48
  49     ps.gpio("", ('A', 7), 0, 13, 1)
  50     ps.gpio("", ('A', 8), 0, 10, 1)
  51     ps.gpio("", ('A', 9), 0, 12, 1)
  52     ps.gpio("", ('A', 10), 0, 11, 1)
  53
  54     ps.gpio("", ('A', 11), 0, 4, 1)
  55     ps.gpio("", ('A', 12), 0, 7, 2)
  56     ps.gpio("", ('A', 14), 0, 14, 2)
  57
  58
  59
  60
  61
  62     ps.pwm("", ('A', 2), 2, 0, 1)
  63     ps.pwm("", ('A', 4), 2, 1, 3)
  64     ps.pwm("", ('A', 8), 2, 4, 1)
  65     ps.pwm("", ('A', 10), 2, 5, 1)
  66     #ps.pwm("", ('A', 13), 2, 5, 1)
  67     ps.mspi("2", ('A', 7), 1)
  68     ps.uart("1", ('A', 0), 1)
  69     ps.uart("3", ('A', 2), 1)
  70
  71     #ps.mquadspi("1", ('B', 0), 0)
  72
  73     # Scenarios below can be spec'd out as either "find first interface"
  74     # by name/number e.g. SPI1, or as "find in bank/mux" which must be
  75     # spec'd as "BM:Name" where B is bank (A-F), M is Mux (0-3)
  76     # EINT and PWM are grouped together, specially, but may still be spec'd
  77     # using "BM:Name".  Pins are removed in-order as listed from
  78     # lists (interfaces, EINTs, PWMs) from available pins.
  79
  80     ls180 = ['ULPI0/8', 'ULPI1', 'MMC', 'SD0', 'UART0',
  81                 'TWI0', 'MSPI0', 'B3:SD1', ]
  82     ls180_eint = []
  83     ls180_pwm = ['B2:PWM_0']
  84     descriptions = {
  85         'MMC': 'internal (on Card)',
  86         'SD0': 'user-facing: internal (on Card), multiplexed with JTAG\n'
  87         'and UART2, for debug purposes',
  88         'TWI2': 'I2C.\n',
  89         'E2:SD1': '',
  90         'MSPI1': '',
  91         'UART0': '',
  92         'B1:LCD/22': '18-bit RGB/TTL LCD',
  93         'ULPI0/8': 'user-facing: internal (on Card), USB-OTG ULPI PHY',
  94         'ULPI1': 'dual USB2 Host ULPI PHY'
  95     }
  96
  97     ps.add_scenario("Libre-SOC 180nm", ls180, ls180_eint, ls180_pwm,
  98                     descriptions)
  99
 100     return ps