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Dig around for DAC pin assignments.

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This commit is contained in:
Bob McWhirter 2021-06-01 12:01:38 -04:00
parent c433eb4d47
commit 42a302668e
1 changed files with 36 additions and 0 deletions
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36
parse.py
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@ -348,6 +348,7 @@ def parse_chips():
'rcc': rcc, # temporarily stashing it here
'packages': [],
'peripherals': {},
'pins': {},
# 'peripherals': peris,
# 'interrupts': h['interrupts'],
})
@ -371,9 +372,35 @@ def parse_chips():
continue
peris[pname] = pkind
pins = chips[chip_name]['pins']
for pin in r['Pin']:
pname = pin['@Name']
#print("##", pname);
signals = []
if 'Signal' in pin:
if type(pin['Signal']) is list:
for signal in pin['Signal']:
#print("** ", signal)
signal_name = signal['@Name']
#print(signal_name)
signals.append(signal_name)
else:
#print("** ", pin['Signal']['@Name'])
signal_name = pin['Signal']['@Name']
signals.append(signal_name)
pins[pname] = signals
for chip_name, chip in chips.items():
rcc = chip['rcc']
del chip['rcc']
# shuffle pin assignments
pins = chip['pins']
del chip['pins']
h = find_header(chip_name)
if h is None:
raise Exception("missing header for {}".format(chip_name))
@ -399,8 +426,17 @@ def parse_chips():
if block := match_peri(chip_name+':'+pname+':'+pkind):
p['block'] = block
if block is not None and block.startswith("dac_"):
for pin in pins:
if pname + "_OUT1" in pins[pin]:
p['dac_out1'] = pin
if pname + "_OUT2" in pins[pin]:
p['dac_out2'] = pin
peris[pname] = p
# Handle GPIO specially.
for p in range(20):
port = 'GPIO' + chr(ord('A')+p)