Merge git://git.denx.de/u-boot-imx

[u-boot] / tools / dtoc / dtb_platdata.py

diff --git a/tools/dtoc/dtb_platdata.py b/tools/dtoc/dtb_platdata.py
index c0a3ae692bc5913689e351ba1a19ce76edcc6c9e..2f7302e52958ed46c217fc7c10499f90aa353a0a 100644 (file)
--- a/tools/dtoc/dtb_platdata.py
+++ b/tools/dtoc/dtb_platdata.py
@@ -1,10 +1,9 @@
 #!/usr/bin/python
+# SPDX-License-Identifier: GPL-2.0+
 #
 # Copyright (C) 2017 Google, Inc
 # Written by Simon Glass <sjg@chromium.org>
 #
-# SPDX-License-Identifier:     GPL-2.0+
-#
 
 """Device tree to platform data class
 
@@ -190,6 +189,16 @@ class DtbPlatdata(object):
         self._lines = []
         return lines
 
+    def out_header(self):
+        """Output a message indicating that this is an auto-generated file"""
+        self.out('''/*
+ * DO NOT MODIFY
+ *
+ * This file was generated by dtoc from a .dtb (device tree binary) file.
+ */
+
+''')
+
     def get_phandle_argc(self, prop, node_name):
         """Check if a node contains phandles
 
@@ -394,11 +403,13 @@ class DtbPlatdata(object):
                     if not isinstance(prop.value, list):
                         prop.value = [prop.value]
                     # Process the list as pairs of (phandle, id)
-                    value_it = iter(prop.value)
-                    for phandle_cell, _ in zip(value_it, value_it):
+                    pos = 0
+                    for args in info.args:
+                        phandle_cell = prop.value[pos]
                         phandle = fdt_util.fdt32_to_cpu(phandle_cell)
                         target_node = self._fdt.phandle_to_node[phandle]
                         node.phandles.add(target_node)
+                        pos += 1 + args
 
 
     def generate_structs(self, structs):
@@ -408,8 +419,9 @@ class DtbPlatdata(object):
         definitions for node in self._valid_nodes. See the documentation in
         README.of-plat for more information.
         """
+        self.out_header()
         self.out('#include <stdbool.h>\n')
-        self.out('#include <libfdt.h>\n')
+        self.out('#include <linux/libfdt.h>\n')
 
         # Output the struct definition
         for name in sorted(structs):
@@ -422,7 +434,7 @@ class DtbPlatdata(object):
                     struct_name = 'struct phandle_%d_arg' % info.max_args
                     self.out('\t%s%s[%d]' % (tab_to(2, struct_name),
                                              conv_name_to_c(prop.name),
-                                             len(prop.value) / 2))
+                                             len(info.args)))
                 else:
                     ptype = TYPE_NAMES[prop.type]
                     self.out('\t%s%s' % (tab_to(2, ptype),
@@ -461,13 +473,18 @@ class DtbPlatdata(object):
                 info = self.get_phandle_argc(prop, node.name)
                 if info:
                     # Process the list as pairs of (phandle, id)
-                    value_it = iter(prop.value)
-                    for phandle_cell, id_cell in zip(value_it, value_it):
+                    pos = 0
+                    for args in info.args:
+                        phandle_cell = prop.value[pos]
                         phandle = fdt_util.fdt32_to_cpu(phandle_cell)
-                        id_num = fdt_util.fdt32_to_cpu(id_cell)
                         target_node = self._fdt.phandle_to_node[phandle]
                         name = conv_name_to_c(target_node.name)
-                        vals.append('{&%s%s, %d}' % (VAL_PREFIX, name, id_num))
+                        arg_values = []
+                        for i in range(args):
+                            arg_values.append(str(fdt_util.fdt32_to_cpu(prop.value[pos + 1 + i])))
+                        pos += 1 + args
+                        vals.append('\t{&%s%s, {%s}}' % (VAL_PREFIX, name,
+                                                     ', '.join(arg_values)))
                     for val in vals:
                         self.buf('\n\t\t%s,' % val)
                 else:
@@ -505,6 +522,7 @@ class DtbPlatdata(object):
         See the documentation in doc/driver-model/of-plat.txt for more
         information.
         """
+        self.out_header()
         self.out('#include <common.h>\n')
         self.out('#include <dm.h>\n')
         self.out('#include <dt-structs.h>\n')