3 from copy
import deepcopy
6 def display(of
, pins
, banksel
=None, muxwidth
=4):
8 | Pin | Mux0 | Mux1 | Mux2 | Mux3 |
9 | --- | ----------- | ----------- | ----------- | ----------- |
11 pinidx
= sorted(pins
.keys())
16 for mux
in range(muxwidth
):
19 name
, bank
= pdata
[mux
]
25 for mux
in range(muxwidth
):
29 name
, bank
= pdata
[mux
]
30 res
+= " %s %-9s |" % (bank
, name
)
31 of
.write("%s\n" % res
)
37 if not f
.startswith('FB_'):
41 return f2
[0], int(f2
[1])
44 while f
and not f
[0].isdigit():
47 return a
, int(f
) if f
else None
59 def find_fn(fname
, names
):
61 if fname
.startswith(n
):
64 def map_name(pinmap
, fn
, fblower
, pin
, rename
):
66 if pin
[:-1].isdigit():
67 print "map name digit", pin
, fn
, fblower
68 if fn
in ['PWM', 'EINT', 'VDD', 'VSS']:
69 return fn
.lower() + pin
.lower()
71 return 'gpio' + pin
[1:].lower()
75 pk
= '%s%s_%s' % (fblower
, pin
[0], pin
[:-1])
76 elif pin
[:-1].isdigit() and fn
!= 'EINT':
77 pk
= '%s%s_out' % (fblower
, pin
[:-1])
79 pk
= '%s_%s' % (fblower
, pin
[:-1])
80 print "map name", pk
, fblower
, pinmap
.has_key(pk
)
81 if not pinmap
.has_key(pk
):
84 uscore
= remapped
.find('_')
87 fn
, pin
= remapped
[:uscore
], remapped
[uscore
+1:] + pin
[-1]
90 def python_pindict(of
, pinmap
, pins
, function_names
, dname
, remap
):
92 of
.write("\n%s = OrderedDict()\n" % dname
)
94 for k
, pingroup
in pins
.byspec
.items():
99 of
.write("%s['%s'] = [ " % (dname
, fblower
))
101 for i
, p
in enumerate(pingroup
):
102 of
.write("'%s', " % map_name(pinmap
, k
[0], fblower
, p
, remap
))
104 if count
== 4 and i
!= len(pingroup
)-1:
108 print " dict %s" % dname
, a
, n
, pingroup
111 def python_dict_fns(of
, pinmap
, pins
, function_names
):
112 of
.write("# auto-generated by Libre-SOC pinmux program: do not edit\n")
113 of
.write("# python src/pinmux_generator.py -v -s {spec} -o {output}\n")
114 of
.write("# use OrderedDict to fix stable order for JTAG Boundary Scan\n")
115 of
.write("from collections import OrderedDict\n")
117 fn_names
= function_names
.keys()
120 fnidx
= list(fns
.keys())
121 fnidx
.sort(key
=fnsplit
)
123 print "python fnames", function_names
124 print "python speckeys", pins
.byspec
.keys()
125 print "python dict fns", dir(pins
.gpio
)
126 print pins
.gpio
.pinfn('', '')
127 print pins
.pwm
.pinfn('', '')
128 print pins
.sdmmc
.pinfn('', '')
129 print "by spec", pins
.byspec
132 python_pindict(of
, {}, pins
, function_names
, 'pindict', False)
133 python_pindict(of
, pinmap
, pins
, function_names
, 'litexdict', True)
136 def display_fns(of
, bankspec
, pins
, function_names
):
137 fn_names
= function_names
.keys()
139 for (pin
, pdata
) in pins
.items():
140 for mux
in range(0, 4): # skip GPIO for now
143 name
, bank
= pdata
[mux
]
144 assert name
is not None, str(bank
)
147 fns
[name
].append((pin
- bankspec
[bank
], mux
, bank
))
149 fnidx
= list(fns
.keys())
150 fnidx
.sort(key
=fnsplit
)
153 fnbase
= find_fn(fname
, fn_names
)
154 #fblower = fnbase.lower()
155 assert fnbase
in function_names
, "fn %s not in descriptions %s" % \
156 (fname
, str(function_names
.keys()))
157 #print "name", fname, fnbase
158 if fnbase
!= current_fn
:
159 if current_fn
is not None:
161 of
.write("## %s\n\n%s\n\n" % (fnbase
, function_names
[fnbase
]))
163 of
.write("* %-9s :" % fname
)
164 for (pin
, mux
, bank
) in fns
[fname
]:
165 of
.write(" %s%d/%d" % (bank
, pin
, mux
))
171 def check_functions(of
, title
, bankspec
, fns
, pins
, required
, eint
, pwm
,
174 pins
= deepcopy(pins
)
175 if descriptions
is None:
182 of
.write("# Pinmap for %s\n\n" % title
)
184 print "fn_idx", fnidx
186 print "fnspec", pins
.fnspec
.keys()
187 print "required", required
188 for name
in required
:
189 of
.write("## %s\n\n" % name
)
190 if descriptions
and name
in descriptions
:
191 of
.write("%s\n\n" % descriptions
[name
])
193 name
= name
.split(':')
195 findbank
= name
[0][0]
196 findmux
= int(name
[0][1:])
202 name
= name
.split('/')
213 if not fname
.startswith(name
):
215 for k
in pins
.fnspec
.keys():
216 if fname
.startswith(k
):
217 fk
= list(pins
.fnspec
[k
].keys())
220 #print fname, fn, dir(fn)
222 count
= len(fn
.pingroup
)
223 for pin
, mux
, bank
in fns
[fname
]:
224 if findbank
is not None:
229 pin_
= pin
+ bankspec
[bank
]
231 pinfound
[pin_
] = (fname
, pin_
, bank
, pin
, mux
)
233 pinidx
= sorted(pinfound
.keys())
237 print ("pinidx", pinidx
)
239 fname
, pin_
, bank
, pin
, mux
= pinfound
[pin_
]
243 if len(found
) > count
:
247 of
.write("* %s %d %s%d/%d\n" % (fname
, pin_
, bank
, pin
, mux
))
250 if removedcount
!= count
:
252 print "no match between required and available pins"
254 print ("not all found", name
, removedcount
, count
, title
, found
,
256 print ("pins found", pinfound
)
263 for name
in descriptions
.keys():
264 if not name
.startswith('GPIO'):
272 of
.write("## GPIO\n\n")
278 if descriptions
and fname
in descriptions
:
279 desc
= ': %s' % descriptions
[fname
]
282 pin_
= pin
+ bankspec
[bank
]
287 of
.write("* %-8s %d %s%-2d %s\n" % (fname
, pin_
, bank
, pin
, desc
))
291 display_group(of
, bankspec
, "EINT", eint
, fns
, pins
, descriptions
)
293 display_group(of
, bankspec
, "PWM", pwm
, fns
, pins
, descriptions
)
295 of
.write("## Unused Pinouts (spare as GPIO) for '%s'\n\n" % title
)
296 if descriptions
and 'GPIO' in descriptions
:
297 of
.write("%s\n\n" % descriptions
['GPIO'])
304 def display_group(of
, bankspec
, title
, todisplay
, fns
, pins
, descriptions
):
305 of
.write("## %s\n\n" % title
)
308 for fname
in todisplay
:
310 if descriptions
and fname
in descriptions
:
311 desc
= ': %s' % descriptions
[fname
]
312 fname
= fname
.split(':')
314 findbank
= fname
[0][0]
315 findmux
= int(fname
[0][1:])
321 for (pin
, mux
, bank
) in fns
[fname
]:
322 if findbank
is not None:
329 pin_
= pin
+ bankspec
[bank
]
334 of
.write("* %s %d %s%d/%d %s\n" %
335 (fname
, pin_
, bank
, pin
, mux
, desc
))
339 def display_fixed(of
, fixed
, offs
):
341 fkeys
= sorted(fixed
.keys())
344 for pin
, k
in enumerate(fkeys
):
345 of
.write("## %s\n\n" % k
)
348 for name
in fixed
[k
]:
352 if prevname
[:2] == name
[:2] and linecount
!= 0:
353 of
.write(" %s" % name
)
358 of
.write("* %d: %d %s" % (pin_
, pin
, name
))
360 res
.append((pin_
, name
))