#!/usr/bin/env python
-# see https://bugs.libre-soc.org/show_bug.cgi?id=303
+# see https://bugs.libre-soc.org/show_bug.cgi?id=304
from spec.base import PinSpec
+from parse import Parse
+from pprint import pprint
from spec.ifaceprint import display, display_fns, check_functions
from spec.ifaceprint import display_fixed
-
+from collections import OrderedDict
def pinspec():
- pinbanks = {
- 'A': (16, 4),
- }
+ pinbanks = OrderedDict((
+ ('N', (32, 2)),
+ ('E', (32, 2)),
+ ('S', (32, 2)),
+ ('W', (32, 2)),
+ ))
fixedpins = {
'CTRL_SYS': [
'TEST',
'VDD_GPIOB',
'GND_GPIOB',
]}
+ fixedpins = {}
function_names = {
'PWM': 'PWM (pulse-width modulation)',
- 'MSPI2': 'SPI (Serial Peripheral Interface) Master 1',
- 'UART1': 'UART (TX/RX) 1',
- 'UART3': 'UART (TX/RX) 2',
- 'LPC0': 'Low Pincount Interface 0',
+ 'MSPI0': 'SPI Master 1 (general)',
+ 'MSPI1': 'SPI Master 2 (SDCard)',
+ 'UART0': 'UART (TX/RX) 1',
+ 'SYS': 'System Control',
+ 'GPIO': 'GPIO',
+ 'EINT': 'External Interrupt',
+ 'PWM': 'PWM',
+ 'JTAG': 'JTAG',
+ 'MTWI': 'I2C Master 1',
+ 'SD0': 'SD/MMC 1',
+ 'SDR': 'SDRAM',
+ 'VDD': 'Power',
+ 'VSS': 'GND',
+ #'LPC1': 'Low Pincount Interface 1',
+ #'LPC2': 'Low Pincount Interface 2',
}
ps = PinSpec(pinbanks, fixedpins, function_names)
- ps.gpio("", ('A', 1), 0, 0, 1)
- ps.gpio("", ('A', 0), 0, 1, 1)
- ps.gpio("", ('A', 3), 0, 2, 1)
- ps.gpio("", ('A', 2), 0, 3, 1)
- ps.gpio("", ('A', 4), 0, 5, 2)
- ps.gpio("", ('A', 6), 0, 9, 1)
-
- ps.gpio("", ('A', 7), 0, 13, 1)
- ps.gpio("", ('A', 8), 0, 10, 1)
- ps.gpio("", ('A', 9), 0, 12, 1)
- ps.gpio("", ('A', 10), 0, 11, 1)
-
- ps.gpio("", ('A', 11), 0, 4, 1)
- ps.gpio("", ('A', 12), 0, 7, 2)
- ps.gpio("", ('A', 14), 0, 14, 2)
-
-
-
-
-
- ps.pwm("", ('A', 2), 2, 0, 1)
- ps.pwm("", ('A', 4), 2, 1, 3)
- ps.pwm("", ('A', 8), 2, 4, 1)
- ps.pwm("", ('A', 10), 2, 5, 1)
- #ps.pwm("", ('A', 13), 2, 5, 1)
- ps.mspi("2", ('A', 7), 1)
- ps.uart("1", ('A', 0), 1)
- ps.uart("3", ('A', 2), 1)
- ps.lpc("0", ('A', 11), 3)
-
- #ps.mquadspi("1", ('B', 0), 0)
+ ps.sdram1("", ('W', 0), 0, 15, 6, rev=True) # AD4-9, turned round
+ ps.vdd("E", ('W', 6), 0, 0, 1)
+ ps.vss("E", ('W', 7), 0, 0, 1)
+ ps.vdd("I", ('W', 8), 0, 0, 1)
+ ps.vss("I", ('W', 9), 0, 0, 1)
+ ps.sdram1("", ('W', 10), 0, 0, 15, rev=True) # SDRAM DAM0, D0-7, AD0-3
+ ps.mi2c("", ('W', 26), 0, 0, 2)
+ ps.vss("I", ('W', 28), 0, 1, 1)
+ ps.vdd("I", ('W', 29), 0, 1, 1)
+ ps.vss("E", ('W', 30), 0, 1, 1)
+ ps.vdd("E", ('W', 31), 0, 1, 1)
+
+ ps.sdram2("", ('S', 0), 0, 0, 4) # 1st 4, AD10-12,DQM1
+ ps.vdd("E", ('S', 4), 0, 2, 1)
+ ps.vss("E", ('S', 5), 0, 2, 1)
+ ps.vdd("I", ('S', 6), 0, 2, 1)
+ ps.vss("I", ('S', 7), 0, 2, 1)
+ ps.sdram2("", ('S', 8), 0, 4, 8) # D8-15
+ ps.sdram1("", ('S', 16), 0, 21, 9) # clk etc.
+ ps.vss("I", ('S', 22), 0, 3, 1)
+ ps.vdd("I", ('S', 23), 0, 3, 1)
+ ps.vss("E", ('S', 24), 0, 3, 1)
+ ps.vdd("E", ('S', 25), 0, 3, 1)
+ ps.uart("0", ('S', 26), 0)
+ ps.mspi("0", ('S', 28), 0)
+
+ ps.gpio("", ('E', 0), 0, 0, 6) # GPIO 0-5
+ ps.vss("E", ('E', 6), 0, 4, 1)
+ ps.vdd("E", ('E', 7), 0, 4, 1)
+ ps.vdd("I", ('E', 8), 0, 4, 1)
+ ps.vss("I", ('E', 9), 0, 4, 1)
+ ps.gpio("", ('E', 10), 0, 6, 3) # GPIO 6-8
+ ps.jtag("", ('E', 13), 0, 0, 4)
+ ps.gpio("", ('E', 17), 0, 9, 5) # GPIO 9-13
+ ps.vss("I", ('E', 22), 0, 5, 1)
+ ps.vdd("I", ('E', 23), 0, 5, 1)
+ ps.vss("E", ('E', 24), 0, 5, 1)
+ ps.vdd("E", ('E', 25), 0, 5, 1)
+ ps.gpio("", ('E', 26), 0, 14, 2) # GPIO 14-15
+ ps.eint("", ('E', 28), 0, 0, 3)
+ ps.sys("", ('E', 31), 0, 5, 1) # analog VCO out in right top
+
+ ps.vss("E", ('N', 6), 0, 6, 1)
+ ps.vdd("E", ('N', 7), 0, 6, 1)
+ ps.vdd("I", ('N', 8), 0, 6, 1)
+ ps.vss("I", ('N', 9), 0, 6, 1)
+ #ps.pwm("", ('N', 2), 0, 0, 2) comment out (litex problem 25mar2021)
+ #ps.mspi("1", ('N', 7), 0) comment out (litex problem 25mar2021)
+ #ps.sdmmc("0", ('N', 11), 0) # comment out (litex problem 25mar2021)
+ ps.sys("", ('N', 27), 0, 0, 5) # all but analog out in top right
+ ps.vss("I", ('N', 22), 0, 7, 1)
+ ps.vdd("I", ('N', 23), 0, 7, 1)
+ ps.vss("E", ('N', 24), 0, 7, 1)
+ ps.vdd("E", ('N', 25), 0, 7, 1)
+
+ #ps.mquadspi("1", ('S', 0), 0)
+
+ print ("ps clocks", ps.clocks)
# Scenarios below can be spec'd out as either "find first interface"
# by name/number e.g. SPI1, or as "find in bank/mux" which must be
# using "BM:Name". Pins are removed in-order as listed from
# lists (interfaces, EINTs, PWMs) from available pins.
- ls180 = ['ULPI0/8', 'ULPI1', 'MMC', 'SD0', 'UART0', 'LPC0',
- 'TWI0', 'MSPI0', 'B3:SD1', ]
+ ls180 = [
+ # 'SD0', litex problem 25mar2021
+ 'UART0', 'GPIOS', 'GPIOE', 'JTAG', 'PWM', 'EINT',
+ 'VDD', 'VSS', 'SYS',
+ 'MTWI', 'MSPI0',
+ # 'MSPI1', litex problem 25mar2021
+ 'SDR']
ls180_eint = []
- ls180_pwm = ['B2:PWM_0']
+ ls180_pwm = []#['B0:PWM_0']
descriptions = {
- 'MMC': 'internal (on Card)',
'SD0': 'user-facing: internal (on Card), multiplexed with JTAG\n'
'and UART2, for debug purposes',
- 'TWI2': 'I2C.\n',
+ 'MTWI': 'I2C.\n',
'E2:SD1': '',
'MSPI1': '',
'UART0': '',
- 'LPC0': '',
+ 'LPC1': '',
+ 'SYS': '',
+ 'LPC2': '',
+ 'SDR': '',
'B1:LCD/22': '18-bit RGB/TTL LCD',
'ULPI0/8': 'user-facing: internal (on Card), USB-OTG ULPI PHY',
'ULPI1': 'dual USB2 Host ULPI PHY'