key: Driver alias declared with
U_BOOT_DRIVER_ALIAS(driver_alias, driver_name)
value: Driver name declared with U_BOOT_DRIVER(driver_name)
+ _links: List of links to be included in dm_populate_phandle_data()
"""
def __init__(self, dtb_fname, include_disabled, warning_disabled):
self._fdt = None
self._aliases = {}
self._drivers = []
self._driver_aliases = {}
+ self._links = []
def get_normalized_compat_name(self, node):
"""Get a node's normalized compat name
"""
struct_name, _ = self.get_normalized_compat_name(node)
var_name = conv_name_to_c(node.name)
- self.buf('static const struct %s%s %s%s = {\n' %
+ self.buf('static struct %s%s %s%s = {\n' %
(STRUCT_PREFIX, struct_name, VAL_PREFIX, var_name))
for pname in sorted(node.props):
prop = node.props[pname]
if info:
# Process the list as pairs of (phandle, id)
pos = 0
+ item = 0
for args in info.args:
phandle_cell = prop.value[pos]
phandle = fdt_util.fdt32_to_cpu(phandle_cell)
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)))
+ # node member is filled with NULL as the real value
+ # will be update at run-time during dm_init_and_scan()
+ # by dm_populate_phandle_data()
+ vals.append('\t{NULL, {%s}}' % (', '.join(arg_values)))
+ var_node = '%s%s.%s[%d].node' % \
+ (VAL_PREFIX, var_name, member_name, item)
+ # Save the the link information to be use to define
+ # dm_populate_phandle_data()
+ self._links.append({'var_node': var_node, 'dev_name': name})
+ item += 1
for val in vals:
self.buf('\n\t\t%s,' % val)
else:
self.output_node(node)
nodes_to_output.remove(node)
+ # Define dm_populate_phandle_data() which will add the linking between
+ # nodes using DM_GET_DEVICE
+ # dtv_dmc_at_xxx.clocks[0].node = DM_GET_DEVICE(clock_controller_at_xxx)
+ self.buf('void dm_populate_phandle_data(void) {\n')
+ for l in self._links:
+ self.buf('\t%s = DM_GET_DEVICE(%s);\n' % (l['var_node'], l['dev_name']))
+ self.buf('}\n')
+
+ self.out(''.join(self.get_buf()))
def run_steps(args, dtb_file, include_disabled, output, warning_disabled=False):
"""Run all the steps of the dtoc tool
#include <dt-structs.h>
'''
+C_EMPTY_POPULATE_PHANDLE_DATA = '''void dm_populate_phandle_data(void) {
+}
+'''
def get_dtb_file(dts_fname, capture_stderr=False):
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
lines = infile.read().splitlines()
- self.assertEqual(C_HEADER.splitlines() + [''], lines)
+ self.assertEqual(C_HEADER.splitlines() + [''] +
+ C_EMPTY_POPULATE_PHANDLE_DATA.splitlines(), lines)
def test_simple(self):
"""Test output from some simple nodes with various types of data"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_sandbox_spl_test dtv_spl_test = {
+static struct dtd_sandbox_spl_test dtv_spl_test = {
\t.boolval\t\t= true,
\t.bytearray\t\t= {0x6, 0x0, 0x0},
\t.byteval\t\t= 0x5,
\t.platdata_size\t= sizeof(dtv_spl_test),
};
-static const struct dtd_sandbox_spl_test dtv_spl_test2 = {
+static struct dtd_sandbox_spl_test dtv_spl_test2 = {
\t.bytearray\t\t= {0x1, 0x23, 0x34},
\t.byteval\t\t= 0x8,
\t.intarray\t\t= {0x5, 0x0, 0x0, 0x0},
\t.platdata_size\t= sizeof(dtv_spl_test2),
};
-static const struct dtd_sandbox_spl_test dtv_spl_test3 = {
+static struct dtd_sandbox_spl_test dtv_spl_test3 = {
\t.stringarray\t\t= {"one", "", ""},
};
U_BOOT_DEVICE(spl_test3) = {
\t.platdata_size\t= sizeof(dtv_spl_test3),
};
-static const struct dtd_sandbox_spl_test_2 dtv_spl_test4 = {
+static struct dtd_sandbox_spl_test_2 dtv_spl_test4 = {
};
U_BOOT_DEVICE(spl_test4) = {
\t.name\t\t= "sandbox_spl_test_2",
\t.platdata_size\t= sizeof(dtv_spl_test4),
};
-static const struct dtd_sandbox_i2c_test dtv_i2c_at_0 = {
+static struct dtd_sandbox_i2c_test dtv_i2c_at_0 = {
};
U_BOOT_DEVICE(i2c_at_0) = {
\t.name\t\t= "sandbox_i2c_test",
\t.platdata_size\t= sizeof(dtv_i2c_at_0),
};
-static const struct dtd_sandbox_pmic_test dtv_pmic_at_9 = {
+static struct dtd_sandbox_pmic_test dtv_pmic_at_9 = {
\t.low_power\t\t= true,
\t.reg\t\t\t= {0x9, 0x0},
};
\t.platdata_size\t= sizeof(dtv_pmic_at_9),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_driver_alias(self):
"""Test output from a device tree file with a driver alias"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_sandbox_gpio dtv_gpios_at_0 = {
+static struct dtd_sandbox_gpio dtv_gpios_at_0 = {
\t.gpio_bank_name\t\t= "a",
\t.gpio_controller\t= true,
\t.sandbox_gpio_count\t= 0x14,
\t.platdata_size\t= sizeof(dtv_gpios_at_0),
};
+void dm_populate_phandle_data(void) {
+}
''', data)
def test_invalid_driver(self):
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_invalid dtv_spl_test = {
+static struct dtd_invalid dtv_spl_test = {
};
U_BOOT_DEVICE(spl_test) = {
\t.name\t\t= "invalid",
\t.platdata_size\t= sizeof(dtv_spl_test),
};
+void dm_populate_phandle_data(void) {
+}
''', data)
def test_phandle(self):
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_target dtv_phandle_target = {
+static struct dtd_target dtv_phandle_target = {
\t.intval\t\t\t= 0x0,
};
U_BOOT_DEVICE(phandle_target) = {
\t.platdata_size\t= sizeof(dtv_phandle_target),
};
-static const struct dtd_target dtv_phandle2_target = {
+static struct dtd_target dtv_phandle2_target = {
\t.intval\t\t\t= 0x1,
};
U_BOOT_DEVICE(phandle2_target) = {
\t.platdata_size\t= sizeof(dtv_phandle2_target),
};
-static const struct dtd_target dtv_phandle3_target = {
+static struct dtd_target dtv_phandle3_target = {
\t.intval\t\t\t= 0x2,
};
U_BOOT_DEVICE(phandle3_target) = {
\t.platdata_size\t= sizeof(dtv_phandle3_target),
};
-static const struct dtd_source dtv_phandle_source = {
+static struct dtd_source dtv_phandle_source = {
\t.clocks\t\t\t= {
-\t\t\t{&dtv_phandle_target, {}},
-\t\t\t{&dtv_phandle2_target, {11}},
-\t\t\t{&dtv_phandle3_target, {12, 13}},
-\t\t\t{&dtv_phandle_target, {}},},
+\t\t\t{NULL, {}},
+\t\t\t{NULL, {11}},
+\t\t\t{NULL, {12, 13}},
+\t\t\t{NULL, {}},},
};
U_BOOT_DEVICE(phandle_source) = {
\t.name\t\t= "source",
\t.platdata_size\t= sizeof(dtv_phandle_source),
};
-static const struct dtd_source dtv_phandle_source2 = {
+static struct dtd_source dtv_phandle_source2 = {
\t.clocks\t\t\t= {
-\t\t\t{&dtv_phandle_target, {}},},
+\t\t\t{NULL, {}},},
};
U_BOOT_DEVICE(phandle_source2) = {
\t.name\t\t= "source",
\t.platdata_size\t= sizeof(dtv_phandle_source2),
};
+void dm_populate_phandle_data(void) {
+\tdtv_phandle_source.clocks[0].node = DM_GET_DEVICE(phandle_target);
+\tdtv_phandle_source.clocks[1].node = DM_GET_DEVICE(phandle2_target);
+\tdtv_phandle_source.clocks[2].node = DM_GET_DEVICE(phandle3_target);
+\tdtv_phandle_source.clocks[3].node = DM_GET_DEVICE(phandle_target);
+\tdtv_phandle_source2.clocks[0].node = DM_GET_DEVICE(phandle_target);
+}
''', data)
def test_phandle_single(self):
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_target dtv_phandle_target = {
+static struct dtd_target dtv_phandle_target = {
};
U_BOOT_DEVICE(phandle_target) = {
\t.name\t\t= "target",
\t.platdata_size\t= sizeof(dtv_phandle_target),
};
-static const struct dtd_source dtv_phandle_source2 = {
+static struct dtd_source dtv_phandle_source2 = {
\t.clocks\t\t\t= {
-\t\t\t{&dtv_phandle_target, {}},},
+\t\t\t{NULL, {}},},
};
U_BOOT_DEVICE(phandle_source2) = {
\t.name\t\t= "source",
\t.platdata_size\t= sizeof(dtv_phandle_source2),
};
+void dm_populate_phandle_data(void) {
+\tdtv_phandle_source2.clocks[0].node = DM_GET_DEVICE(phandle_target);
+}
''', data)
def test_phandle_bad(self):
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_compat1 dtv_spl_test = {
+static struct dtd_compat1 dtv_spl_test = {
\t.intval\t\t\t= 0x1,
};
U_BOOT_DEVICE(spl_test) = {
\t.platdata_size\t= sizeof(dtv_spl_test),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_addresses64(self):
"""Test output from a node with a 'reg' property with na=2, ns=2"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_test1 dtv_test1 = {
+static struct dtd_test1 dtv_test1 = {
\t.reg\t\t\t= {0x1234, 0x5678},
};
U_BOOT_DEVICE(test1) = {
\t.platdata_size\t= sizeof(dtv_test1),
};
-static const struct dtd_test2 dtv_test2 = {
+static struct dtd_test2 dtv_test2 = {
\t.reg\t\t\t= {0x1234567890123456, 0x9876543210987654},
};
U_BOOT_DEVICE(test2) = {
\t.platdata_size\t= sizeof(dtv_test2),
};
-static const struct dtd_test3 dtv_test3 = {
+static struct dtd_test3 dtv_test3 = {
\t.reg\t\t\t= {0x1234567890123456, 0x9876543210987654, 0x2, 0x3},
};
U_BOOT_DEVICE(test3) = {
\t.platdata_size\t= sizeof(dtv_test3),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_addresses32(self):
"""Test output from a node with a 'reg' property with na=1, ns=1"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_test1 dtv_test1 = {
+static struct dtd_test1 dtv_test1 = {
\t.reg\t\t\t= {0x1234, 0x5678},
};
U_BOOT_DEVICE(test1) = {
\t.platdata_size\t= sizeof(dtv_test1),
};
-static const struct dtd_test2 dtv_test2 = {
+static struct dtd_test2 dtv_test2 = {
\t.reg\t\t\t= {0x12345678, 0x98765432, 0x2, 0x3},
};
U_BOOT_DEVICE(test2) = {
\t.platdata_size\t= sizeof(dtv_test2),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_addresses64_32(self):
"""Test output from a node with a 'reg' property with na=2, ns=1"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_test1 dtv_test1 = {
+static struct dtd_test1 dtv_test1 = {
\t.reg\t\t\t= {0x123400000000, 0x5678},
};
U_BOOT_DEVICE(test1) = {
\t.platdata_size\t= sizeof(dtv_test1),
};
-static const struct dtd_test2 dtv_test2 = {
+static struct dtd_test2 dtv_test2 = {
\t.reg\t\t\t= {0x1234567890123456, 0x98765432},
};
U_BOOT_DEVICE(test2) = {
\t.platdata_size\t= sizeof(dtv_test2),
};
-static const struct dtd_test3 dtv_test3 = {
+static struct dtd_test3 dtv_test3 = {
\t.reg\t\t\t= {0x1234567890123456, 0x98765432, 0x2, 0x3},
};
U_BOOT_DEVICE(test3) = {
\t.platdata_size\t= sizeof(dtv_test3),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_addresses32_64(self):
"""Test output from a node with a 'reg' property with na=1, ns=2"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_test1 dtv_test1 = {
+static struct dtd_test1 dtv_test1 = {
\t.reg\t\t\t= {0x1234, 0x567800000000},
};
U_BOOT_DEVICE(test1) = {
\t.platdata_size\t= sizeof(dtv_test1),
};
-static const struct dtd_test2 dtv_test2 = {
+static struct dtd_test2 dtv_test2 = {
\t.reg\t\t\t= {0x12345678, 0x9876543210987654},
};
U_BOOT_DEVICE(test2) = {
\t.platdata_size\t= sizeof(dtv_test2),
};
-static const struct dtd_test3 dtv_test3 = {
+static struct dtd_test3 dtv_test3 = {
\t.reg\t\t\t= {0x12345678, 0x9876543210987654, 0x2, 0x3},
};
U_BOOT_DEVICE(test3) = {
\t.platdata_size\t= sizeof(dtv_test3),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_bad_reg(self):
"""Test that a reg property with an invalid type generates an error"""
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
-static const struct dtd_sandbox_spl_test dtv_spl_test = {
+static struct dtd_sandbox_spl_test dtv_spl_test = {
\t.intval\t\t\t= 0x1,
};
U_BOOT_DEVICE(spl_test) = {
\t.platdata_size\t= sizeof(dtv_spl_test),
};
-static const struct dtd_sandbox_spl_test dtv_spl_test2 = {
+static struct dtd_sandbox_spl_test dtv_spl_test2 = {
\t.intarray\t\t= 0x5,
};
U_BOOT_DEVICE(spl_test2) = {
\t.platdata_size\t= sizeof(dtv_spl_test2),
};
-''', data)
+''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def testStdout(self):
"""Test output to stdout"""
projects / u-boot.git / commitdiff
