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authorLinus Torvalds <torvalds@linux-foundation.org>2012-10-03 09:44:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-03 09:44:08 -0700
commita54dfb1a845c38a97686268d8c4086a63d9493aa (patch)
tree3b31c81672fa89102aae929cc6c1e48e6e9382f4 /scripts/dtc/libfdt/fdt_wip.c
parenteb0ad9c06d51edb5d18a7007fd4d77a8805b2ba7 (diff)
parent36165f55055781a0e4bf32d775241796414504b0 (diff)
Merge tag 'dt-for-3.7' of git://sources.calxeda.com/kernel/linux
Pull devicetree updates from Rob Herring: - Import of latest upstream device tree compiler (dtc) - New function of_get_child_by_name - Support for #size-cells of 0 and #addr-cells of >2 - Couple of DT binding documentation updates Fix up trivial conflicts due to of_get_child_by_name() having been added next to the new of_get_next_available_child(). * tag 'dt-for-3.7' of git://sources.calxeda.com/kernel/linux: MAINTAINERS: add scripts/dtc under Devicetree maintainers dtc: import latest upstream dtc dt: Document general interrupt controller bindings dt/s3c64xx/spi: Use of_get_child_by_name to get a named child dt: introduce of_get_child_by_name to get child node by name of: i2c: add support for wakeup-source property of/address: Handle #address-cells > 2 specially DT: export of_irq_to_resource_table() devicetree: serial: Add documentation for imx serial devicetree: pwm: mxs-pwm.txt: Fix reg field annotation of: Allow busses with #size-cells=0
Diffstat (limited to 'scripts/dtc/libfdt/fdt_wip.c')
-rw-r--r--scripts/dtc/libfdt/fdt_wip.c41
1 files changed, 7 insertions, 34 deletions
diff --git a/scripts/dtc/libfdt/fdt_wip.c b/scripts/dtc/libfdt/fdt_wip.c
index a4652c6e787..6025fa1fe8f 100644
--- a/scripts/dtc/libfdt/fdt_wip.c
+++ b/scripts/dtc/libfdt/fdt_wip.c
@@ -94,41 +94,14 @@ int fdt_nop_property(void *fdt, int nodeoffset, const char *name)
return 0;
}
-int _fdt_node_end_offset(void *fdt, int nodeoffset)
+int _fdt_node_end_offset(void *fdt, int offset)
{
- int level = 0;
- uint32_t tag;
- int offset, nextoffset;
-
- tag = fdt_next_tag(fdt, nodeoffset, &nextoffset);
- if (tag != FDT_BEGIN_NODE)
- return -FDT_ERR_BADOFFSET;
- do {
- offset = nextoffset;
- tag = fdt_next_tag(fdt, offset, &nextoffset);
-
- switch (tag) {
- case FDT_END:
- return offset;
-
- case FDT_BEGIN_NODE:
- level++;
- break;
-
- case FDT_END_NODE:
- level--;
- break;
-
- case FDT_PROP:
- case FDT_NOP:
- break;
-
- default:
- return -FDT_ERR_BADSTRUCTURE;
- }
- } while (level >= 0);
-
- return nextoffset;
+ int depth = 0;
+
+ while ((offset >= 0) && (depth >= 0))
+ offset = fdt_next_node(fdt, offset, &depth);
+
+ return offset;
}
int fdt_nop_node(void *fdt, int nodeoffset)