Merge branch 'for-4.15/alps' into for-linus

- New ALPS touchpad (T4, found currently on HP EliteBook 1000, Zbook Stduio
  and HP Elite book x360) support from Masaki Ota

1 files changed, 19 insertions, 3 deletions

diff --git a/drivers/clk/sunxi-ng/ccu_div.c b/drivers/clk/sunxi-ng/ccu_div.c
index c0e5c10d0091..baa3cf96507b 100644
--- a/drivers/clk/sunxi-ng/ccu_div.c
+++ b/drivers/clk/sunxi-ng/ccu_div.c
@@ -21,10 +21,18 @@ static unsigned long ccu_div_round_rate(struct ccu_mux_internal *mux,
 {
 	struct ccu_div *cd = data;
 
-	return divider_round_rate_parent(&cd->common.hw, parent,
+	if (cd->common.features & CCU_FEATURE_FIXED_POSTDIV)
+		rate *= cd->fixed_post_div;
+
+	rate = divider_round_rate_parent(&cd->common.hw, parent,
 					 rate, parent_rate,
 					 cd->div.table, cd->div.width,
 					 cd->div.flags);
+
+	if (cd->common.features & CCU_FEATURE_FIXED_POSTDIV)
+		rate /= cd->fixed_post_div;
+
+	return rate;
 }
 
 static void ccu_div_disable(struct clk_hw *hw)
@@ -62,8 +70,13 @@ static unsigned long ccu_div_recalc_rate(struct clk_hw *hw,
 	parent_rate = ccu_mux_helper_apply_prediv(&cd->common, &cd->mux, -1,
 						  parent_rate);
 
-	return divider_recalc_rate(hw, parent_rate, val, cd->div.table,
-				   cd->div.flags);
+	val = divider_recalc_rate(hw, parent_rate, val, cd->div.table,
+				  cd->div.flags);
+
+	if (cd->common.features & CCU_FEATURE_FIXED_POSTDIV)
+		val /= cd->fixed_post_div;
+
+	return val;
 }
 
 static int ccu_div_determine_rate(struct clk_hw *hw,
@@ -86,6 +99,9 @@ static int ccu_div_set_rate(struct clk_hw *hw, unsigned long rate,
 	parent_rate = ccu_mux_helper_apply_prediv(&cd->common, &cd->mux, -1,
 						  parent_rate);
 
+	if (cd->common.features & CCU_FEATURE_FIXED_POSTDIV)
+		rate *= cd->fixed_post_div;
+
 	val = divider_get_val(rate, parent_rate, cd->div.table, cd->div.width,
 			      cd->div.flags);