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dtoc: Output the device in a separate function

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Reduce the length of output_node() by moving the device-output
functionality into a separate function.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-12-23 08:11:21 -07:00
parent abf0c80292
commit 221ddc1158
1 changed files with 22 additions and 11 deletions
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33
tools/dtoc/dtb_platdata.py
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@ -631,6 +631,27 @@ class DtbPlatdata():
self.buf(', '.join(vals[i:i + 8]))
self.buf('}')
def _declare_device(self, var_name, struct_name, node_parent):
"""Add a device declaration to the output
This declares a U_BOOT_DEVICE() for the device being processed
Args:
var_name (str): C name for the node
struct_name (str): Name for the dt struct associated with the node
node_parent (Node): Parent of the node (or None if none)
"""
self.buf('U_BOOT_DEVICE(%s) = {\n' % var_name)
self.buf('\t.name\t\t= "%s",\n' % struct_name)
self.buf('\t.plat\t= &%s%s,\n' % (VAL_PREFIX, var_name))
self.buf('\t.plat_size\t= sizeof(%s%s),\n' % (VAL_PREFIX, var_name))
idx = -1
if node_parent and node_parent in self._valid_nodes:
idx = node_parent.idx
self.buf('\t.parent_idx\t= %d,\n' % idx)
self.buf('};\n')
self.buf('\n')
def output_node(self, node):
"""Output the C code for a node
@ -657,17 +678,7 @@ class DtbPlatdata():
self.buf(',\n')
self.buf('};\n')
# Add a device declaration
self.buf('U_BOOT_DEVICE(%s) = {\n' % var_name)
self.buf('\t.name\t\t= "%s",\n' % struct_name)
self.buf('\t.plat\t= &%s%s,\n' % (VAL_PREFIX, var_name))
self.buf('\t.plat_size\t= sizeof(%s%s),\n' % (VAL_PREFIX, var_name))
idx = -1
if node.parent and node.parent in self._valid_nodes:
idx = node.parent.idx
self.buf('\t.parent_idx\t= %d,\n' % idx)
self.buf('};\n')
self.buf('\n')
self._declare_device(var_name, struct_name, node.parent)
self.out(''.join(self.get_buf()))