[PATCH v6 05/13] phy: cadence: cadence-sierra: Move all clk_get_*() to a separate function

From: Kishon Vijay Abraham I
Date: Wed Mar 10 2021 - 10:47:14 EST


No functional change. Group all devm_clk_get_optional() to a
separate function.

Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
drivers/phy/cadence/phy-cadence-sierra.c | 57 +++++++++++++++---------
1 file changed, 35 insertions(+), 22 deletions(-)

diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c
index f7ba0ed416bc..7bf1b4c7774a 100644
--- a/drivers/phy/cadence/phy-cadence-sierra.c
+++ b/drivers/phy/cadence/phy-cadence-sierra.c
@@ -477,6 +477,38 @@ static int cdns_regmap_init_blocks(struct cdns_sierra_phy *sp,
return 0;
}

+static int cdns_sierra_phy_get_clocks(struct cdns_sierra_phy *sp,
+ struct device *dev)
+{
+ struct clk *clk;
+ int ret;
+
+ clk = devm_clk_get_optional(dev, "phy_clk");
+ if (IS_ERR(clk)) {
+ dev_err(dev, "failed to get clock phy_clk\n");
+ return PTR_ERR(clk);
+ }
+ sp->clk = clk;
+
+ clk = devm_clk_get_optional(dev, "cmn_refclk_dig_div");
+ if (IS_ERR(clk)) {
+ dev_err(dev, "cmn_refclk_dig_div clock not found\n");
+ ret = PTR_ERR(clk);
+ return ret;
+ }
+ sp->cmn_refclk_dig_div = clk;
+
+ clk = devm_clk_get_optional(dev, "cmn_refclk1_dig_div");
+ if (IS_ERR(clk)) {
+ dev_err(dev, "cmn_refclk1_dig_div clock not found\n");
+ ret = PTR_ERR(clk);
+ return ret;
+ }
+ sp->cmn_refclk1_dig_div = clk;
+
+ return 0;
+}
+
static int cdns_sierra_phy_probe(struct platform_device *pdev)
{
struct cdns_sierra_phy *sp;
@@ -487,7 +519,6 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
unsigned int id_value;
int i, ret, node = 0;
void __iomem *base;
- struct clk *clk;
struct device_node *dn = dev->of_node, *child;

if (of_get_child_count(dn) == 0)
@@ -524,11 +555,9 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)

platform_set_drvdata(pdev, sp);

- sp->clk = devm_clk_get_optional(dev, "phy_clk");
- if (IS_ERR(sp->clk)) {
- dev_err(dev, "failed to get clock phy_clk\n");
- return PTR_ERR(sp->clk);
- }
+ ret = cdns_sierra_phy_get_clocks(sp, dev);
+ if (ret)
+ return ret;

sp->phy_rst = devm_reset_control_get(dev, "sierra_reset");
if (IS_ERR(sp->phy_rst)) {
@@ -542,22 +571,6 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
return PTR_ERR(sp->apb_rst);
}

- clk = devm_clk_get_optional(dev, "cmn_refclk_dig_div");
- if (IS_ERR(clk)) {
- dev_err(dev, "cmn_refclk_dig_div clock not found\n");
- ret = PTR_ERR(clk);
- return ret;
- }
- sp->cmn_refclk_dig_div = clk;
-
- clk = devm_clk_get_optional(dev, "cmn_refclk1_dig_div");
- if (IS_ERR(clk)) {
- dev_err(dev, "cmn_refclk1_dig_div clock not found\n");
- ret = PTR_ERR(clk);
- return ret;
- }
- sp->cmn_refclk1_dig_div = clk;
-
ret = clk_prepare_enable(sp->clk);
if (ret)
return ret;
--
2.17.1