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dtoc: Adjust detection of 64-bit properties

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At present an empty size is considered to be a 64-bit value. This does not
seem useful and wastes space. Limit the 64-bit detection to where one or
both of the addr/size is two cells or more.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2021-03-26 16:17:26 +13:00
parent 0c59acef34
commit 3e200caff0
2 changed files with 6 additions and 6 deletions
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6
tools/dtoc/dtb_platdata.py
View file

@ -467,6 +467,8 @@ class DtbPlatdata():
if reg.type != fdt.Type.INT:
raise ValueError("Node '%s' reg property is not an int" %
node.name)
if not isinstance(reg.value, list):
reg.value = [reg.value]
if len(reg.value) % total:
raise ValueError(
"Node '%s' reg property has %d cells "
@ -474,13 +476,11 @@ class DtbPlatdata():
(node.name, len(reg.value), num_addr, num_size))
reg.num_addr = num_addr
reg.num_size = num_size
if num_addr != 1 or num_size != 1:
if num_addr > 1 or num_size > 1:
reg.type = fdt.Type.INT64
i = 0
new_value = []
val = reg.value
if not isinstance(val, list):
val = [val]
while i < len(val):
addr = fdt_util.fdt_cells_to_cpu(val[i:], reg.num_addr)
i += num_addr

6
tools/dtoc/test_dtoc.py
View file

@ -293,7 +293,7 @@ struct dtd_sandbox_i2c {
};
struct dtd_sandbox_pmic {
\tbool\t\tlow_power;
\tfdt64_t\t\treg[2];
\tfdt32_t\t\treg[1];
};
struct dtd_sandbox_spl_test {
\tconst char * acpi_name;
@ -341,7 +341,7 @@ U_BOOT_DRVINFO(i2c_at_0) = {
*/
static struct dtd_sandbox_pmic dtv_pmic_at_9 = {
\t.low_power\t\t= true,
\t.reg\t\t\t= {0x9, 0x0},
\t.reg\t\t\t= {0x9},
};
U_BOOT_DRVINFO(pmic_at_9) = {
\t.name\t\t= "sandbox_pmic",
@ -721,7 +721,7 @@ struct dm_test_pdata __attribute__ ((section (".priv_data")))
\t.dtplat = {
\t\t.ping_add\t\t= 0x5,
\t\t.ping_expect\t\t= 0x5,
\t\t.reg\t\t\t= {0x5, 0x0},
\t\t.reg\t\t\t= {0x5},
\t},
};
#include <dm/test.h>