clk: socfpga: make use of of_clk_parent_fill helper function

[firefly-linux-kernel-4.4.55.git] / drivers / clk / socfpga / clk-gate.c

diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c
index 0add360525a0d9892acd85c0d2be244c0ce19c9f..82449cd76fd7e3ebb9b98b39ce81682eb1105173 100644 (file)
--- a/drivers/clk/socfpga/clk-gate.c
+++ b/drivers/clk/socfpga/clk-gate.c
@@ -190,7 +190,6 @@ static void __init __socfpga_gate_init(struct device_node *node,
        const char *parent_name[SOCFPGA_MAX_PARENTS];
        struct clk_init_data init;
        int rc;
-       int i = 0;
 
        socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL);
        if (WARN_ON(!socfpga_clk))
@@ -234,12 +233,9 @@ static void __init __socfpga_gate_init(struct device_node *node,
        init.name = clk_name;
        init.ops = ops;
        init.flags = 0;
-       while (i < SOCFPGA_MAX_PARENTS && (parent_name[i] =
-                       of_clk_get_parent_name(node, i)) != NULL)
-               i++;
 
+       init.num_parents = of_clk_parent_fill(node, parent_name, SOCFPGA_MAX_PARENTS);
        init.parent_names = parent_name;
-       init.num_parents = i;
        socfpga_clk->hw.hw.init = &init;
 
        clk = clk_register(NULL, &socfpga_clk->hw.hw);