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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-07-15 13:03:10 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-08-14 14:58:02 +1000
commitb37193b71846858d816e152d3a5db010d7b73f5e (patch)
tree9200250b777ee9f8a9133f15810a4a65e6abc877 /arch/powerpc/include/asm/prom.h
parentcc0efb57ebf04e066a57aa975c8a38884e603123 (diff)
powerpc/powernv: Add helper to get ibm,chip-id of a node
This includes walking the parent nodes if necessary. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/prom.h')
-rw-r--r--arch/powerpc/include/asm/prom.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index bc2da154f68b..3bac73ecc349 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -58,6 +58,8 @@ static inline int of_node_to_nid(struct device_node *device) { return 0; }
extern void of_instantiate_rtc(void);
+extern int of_get_ibm_chip_id(struct device_node *np);
+
/* The of_drconf_cell struct defines the layout of the LMB array
* specified in the device tree property
* ibm,dynamic-reconfiguration-memory/ibm,dynamic-memory