ARM: OMAP4: clock: add support for determine_rate for omap4 regm4xen DPLL
Similarly to OMAP3 noncore DPLL, the implementation of this DPLL clock
type is wrong. This patch adds basic functionality for determine_rate
for this clock type which will be taken into use in the patches following
later.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h
index 6f9fb77..abc702a 100644
--- a/include/linux/clk/ti.h
+++ b/include/linux/clk/ti.h
@@ -270,6 +270,10 @@
long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw,
unsigned long target_rate,
unsigned long *parent_rate);
+long omap4_dpll_regm4xen_determine_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long *best_parent_rate,
+ struct clk **best_parent_clk);
u8 omap2_init_dpll_parent(struct clk_hw *hw);
unsigned long omap3_dpll_recalc(struct clk_hw *hw, unsigned long parent_rate);
long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,