[PATCH 29/34] clk: si570: Migrate to clk_hw based OF and registration APIs

From: Stephen Boyd
Date: Wed Jun 01 2016 - 19:18:57 EST


Now that we have clk_hw based provider APIs to register clks, we
can get rid of struct clk pointers while registering clks in
these drivers, allowing us to move closer to a clear split of
consumer and provider clk APIs.

Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: SÃren Brinkmann <soren.brinkmann@xxxxxxxxxx>
Signed-off-by: Stephen Boyd <stephen.boyd@xxxxxxxxxx>
---

See commit 58657d189a2f and it's children for details on this
new registration API.

drivers/clk/clk-si570.c | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/clk/clk-si570.c b/drivers/clk/clk-si570.c
index d56648521a95..646af1d1898d 100644
--- a/drivers/clk/clk-si570.c
+++ b/drivers/clk/clk-si570.c
@@ -408,7 +408,6 @@ static int si570_probe(struct i2c_client *client,
{
struct clk_si570 *data;
struct clk_init_data init;
- struct clk *clk;
u32 initial_fout, factory_fout, stability;
int err;
enum clk_si570_variant variant = id->driver_data;
@@ -462,13 +461,13 @@ static int si570_probe(struct i2c_client *client,
if (err)
return err;

- clk = devm_clk_register(&client->dev, &data->hw);
- if (IS_ERR(clk)) {
+ err = devm_clk_hw_register(&client->dev, &data->hw);
+ if (err) {
dev_err(&client->dev, "clock registration failed\n");
- return PTR_ERR(clk);
+ return err;
}
- err = of_clk_add_provider(client->dev.of_node, of_clk_src_simple_get,
- clk);
+ err = of_clk_add_hw_provider(client->dev.of_node, of_clk_hw_simple_get,
+ &data->hw);
if (err) {
dev_err(&client->dev, "unable to add clk provider\n");
return err;
@@ -477,7 +476,7 @@ static int si570_probe(struct i2c_client *client,
/* Read the requested initial output frequency from device tree */
if (!of_property_read_u32(client->dev.of_node, "clock-frequency",
&initial_fout)) {
- err = clk_set_rate(clk, initial_fout);
+ err = clk_set_rate(data->hw.clk, initial_fout);
if (err) {
of_clk_del_provider(client->dev.of_node);
return err;
--
2.7.4