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DTS zephyr updates #1974

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merged 2 commits into from
Sep 17, 2024
Merged

DTS zephyr updates #1974

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2776b63
tools/litex_json2dts_zephyr: improve indentation
May 24, 2024
e19dfa8
tools/litex_json2dts_zephyr: fix reg format
May 27, 2024
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23 changes: 11 additions & 12 deletions litex/tools/litex_json2dts_zephyr.py
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,7 @@ def indent(line, levels=1):


def indent_all(text, levels=1):
return '\n'.join(map(indent, text.splitlines()))
return '\n'.join([indent(line, levels) for line in text.splitlines()])


def indent_all_but_first(text, levels=1):
Expand All @@ -66,38 +66,37 @@ def dts_close():
return "};\n"


def dts_intr(name, csr):
return indent("interrupts = <{} 0>;\n".format(
hex(csr['constants'][name + '_interrupt'])
))
def dts_intr(name, csr, levels=1):
irq = csr['constants'].get(name + '_interrupt', None)
return indent(f"interrupts = <{irq} 0>;\n" if irq else "", levels)


def dts_reg(regs):
def dts_reg(regs, levels=1):
dtsi = 'reg = <'

formatted_registers = '\n'.join(
formatted_registers = '>,\n<'.join(
'0x{:x} 0x{:x}'.format(reg['addr'], reg['size'])
for reg in regs
)

dtsi += indent_all_but_first(formatted_registers)
dtsi += indent_all_but_first(formatted_registers, 1)
dtsi += '>;'

return indent_all(dtsi) + '\n'
return indent_all(dtsi, levels) + '\n'


def dts_reg_names(regs):
def dts_reg_names(regs, levels=1):
dtsi = 'reg-names = '

formatted_registers = ',\n'.join(
'"{}"'.format(reg['name'])
for reg in regs
)

dtsi += indent_all_but_first(formatted_registers)
dtsi += indent_all_but_first(formatted_registers, 1)
dtsi += ';'

return indent_all(dtsi) + '\n'
return indent_all(dtsi, levels) + '\n'


# DTS handlers
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