2 files changed, 9 insertions, 3 deletions

diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c
index 83d54d50b5ea..f8c4ef08fbc2 100644
--- a/arch/arm/mach-davinci/clock.c
+++ b/arch/arm/mach-davinci/clock.c
@@ -123,8 +123,12 @@ int clk_register(struct clk *clk)
                         clk->name, clk->parent->name))
                 return -EINVAL;
 
+        INIT_LIST_HEAD(&clk->children);
+
         mutex_lock(&clocks_mutex);
         list_add_tail(&clk->node, &clocks);
+        if (clk->parent)
+                list_add_tail(&clk->childnode, &clk->parent->children);
         mutex_unlock(&clocks_mutex);
 
         /* If rate is already set, use it */
@@ -146,6 +150,7 @@ void clk_unregister(struct clk *clk)
 
         mutex_lock(&clocks_mutex);
         list_del(&clk->node);
+        list_del(&clk->childnode);
         mutex_unlock(&clocks_mutex);
 }
 EXPORT_SYMBOL(clk_unregister);
@@ -352,9 +357,8 @@ dump_clock(struct seq_file *s, unsigned nest, struct clk *parent)
         /* REVISIT show device associations too */
 
         /* cost is now small, but not linear... */
-        list_for_each_entry(clk, &clocks, node) {
-                if (clk->parent == parent)
-                        dump_clock(s, nest + NEST_DELTA, clk);
+        list_for_each_entry(clk, &parent->children, childnode) {
+                dump_clock(s, nest + NEST_DELTA, clk);
         }
 }
 
diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h
index 27233cb4a2fb..f88794d7446e 100644
--- a/arch/arm/mach-davinci/clock.h
+++ b/arch/arm/mach-davinci/clock.h
@@ -69,6 +69,8 @@ struct clk {
         u8                      lpsc;
         u8                      psc_ctlr;
         struct clk              *parent;
+        struct list_head        children;       /* list of children */
+        struct list_head        childnode;      /* parent's child list node */
         struct pll_data         *pll_data;
         u32                     div_reg;
 };