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clk: sunxi: clean the magic number of mux parents

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This was pointed out during the review of the factor patches. Let's
indicate what does that magic 5 mean.

Signed-off-by: Emilio López <emilio@elopez.com.ar>
Acked-by: Mike Turquette <mturquette@linaro.org>
This commit is contained in:
Emilio López 2013-12-23 00:32:33 -03:00
parent 40a5dcba4e
commit edaf3fb580
1 changed files with 3 additions and 2 deletions
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5
drivers/clk/sunxi/clk-sunxi.c
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@ -420,13 +420,14 @@ static void __init sunxi_mux_clk_setup(struct device_node *node,
{ {
struct clk *clk; struct clk *clk;
const char *clk_name = node->name; const char *clk_name = node->name;
const char *parents[5]; const char *parents[SUNXI_MAX_PARENTS];
void *reg; void *reg;
int i = 0; int i = 0;
reg = of_iomap(node, 0); reg = of_iomap(node, 0);
while (i < 5 && (parents[i] = of_clk_get_parent_name(node, i)) != NULL) while (i < SUNXI_MAX_PARENTS &&
(parents[i] = of_clk_get_parent_name(node, i)) != NULL)
i++; i++;
clk = clk_register_mux(NULL, clk_name, parents, i, clk = clk_register_mux(NULL, clk_name, parents, i,