diff mbox series

[v4,7/9] clk: cs2000-cp: make clock skip setting configurable

Message ID 20210827115420.3052019-8-daniel@zonque.org
State Superseded
Headers show
Series clk: cs2000-cp: add dynamic mode and more features | expand

Commit Message

Daniel Mack Aug. 27, 2021, 11:54 a.m. UTC 
The clock skip function of this chip is not necessarily desirable in
all hardware appliances. This patch makes the feature configurable
through a device-tree property.

Signed-off-by: Daniel Mack <daniel@zonque.org>
---
 drivers/clk/clk-cs2000-cp.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/clk/clk-cs2000-cp.c b/drivers/clk/clk-cs2000-cp.c
index c869bc692dfb..2c555a0e72b1 100644
--- a/drivers/clk/clk-cs2000-cp.c
+++ b/drivers/clk/clk-cs2000-cp.c
@@ -81,6 +81,7 @@  struct cs2000_priv {
 
 	bool dynamic_mode;
 	bool lf_ratio;
+	bool clk_skip;
 
 	/* suspend/resume */
 	unsigned long saved_rate;
@@ -133,7 +134,7 @@  static int cs2000_enable_dev_config(struct cs2000_priv *priv, bool enable)
 		return ret;
 
 	ret = cs2000_bset(priv, FUNC_CFG1, CLKSKIPEN,
-			  enable ? CLKSKIPEN : 0);
+			  (enable && priv->clk_skip) ? CLKSKIPEN : 0);
 	if (ret < 0)
 		return ret;
 
@@ -467,6 +468,8 @@  static int cs2000_clk_register(struct cs2000_priv *priv)
 	if (ret < 0)
 		return ret;
 
+	priv->clk_skip = of_property_read_bool(np, "cirrus,clock-skip");
+
 	ref_clk_rate = clk_get_rate(priv->ref_clk);
 	ret = cs2000_ref_clk_bound_rate(priv, ref_clk_rate);
 	if (ret < 0)