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msm: add handling for clocks tagged as CLK_MINMAX

CLK_MINMAX is used to denote clocks that have a wide variation
in possible frequencies. This handling just sets the min and
max values to the same value.

Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
Daniel Walker 14 жил өмнө
parent
commit
3a790bbe79

+ 15 - 0
arch/arm/mach-msm/clock.c

@@ -120,6 +120,21 @@ EXPORT_SYMBOL(clk_get_rate);
 
 
 int clk_set_rate(struct clk *clk, unsigned long rate)
 int clk_set_rate(struct clk *clk, unsigned long rate)
 {
 {
+	int ret;
+	if (clk->flags & CLKFLAG_MAX) {
+		ret = clk->ops->set_max_rate(clk->id, rate);
+		if (ret)
+			return ret;
+	}
+	if (clk->flags & CLKFLAG_MIN) {
+		ret = clk->ops->set_min_rate(clk->id, rate);
+		if (ret)
+			return ret;
+	}
+
+	if (clk->flags & CLKFLAG_MAX || clk->flags & CLKFLAG_MIN)
+		return ret;
+
 	return clk->ops->set_rate(clk->id, rate);
 	return clk->ops->set_rate(clk->id, rate);
 }
 }
 EXPORT_SYMBOL(clk_set_rate);
 EXPORT_SYMBOL(clk_set_rate);