The first global-utilities node might not contain the rstcr
property, so we should search all the nodes
Signed-off-by: Matthew McClintock <m...@freescale.com>
---
-Changed KERN_EMERG to KERN_ERR
-Break if we do not find rstcr mapped
-Restore of_put_node that was dropped
arch/powerpc/sysdev/fsl_soc.c | 20 +++++++++++++-------
1 files changed, 13 insertions(+), 7 deletions(-)
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index b91f7ac..6c67d9e 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -378,17 +378,23 @@ static __be32 __iomem *rstcr;
static int __init setup_rstcr(void)
{
struct device_node *np;
- np = of_find_node_by_name(NULL, "global-utilities");
- if ((np && of_get_property(np, "fsl,has-rstcr", NULL))) {
- rstcr = of_iomap(np, 0) + 0xb0;
- if (!rstcr)
- printk (KERN_EMERG "Error: reset control register "
- "not mapped!\n");
- } else if (ppc_md.restart == fsl_rstcr_restart)
+
+ for_each_node_by_name(np, "global-utilities") {
+ if ((of_get_property(np, "fsl,has-rstcr", NULL))) {
+ rstcr = of_iomap(np, 0) + 0xb0;
+ if (!rstcr)
+ printk (KERN_ERR "Error: reset control "
+ "register not mapped!\n");
+ break;
+ }
+ }
+
+ if (!rstcr && ppc_md.restart == fsl_rstcr_restart)
printk(KERN_ERR "No RSTCR register, warm reboot won't work\n");
if (np)
of_node_put(np);
+
return 0;
}
--
1.6.6.1
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