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phy: cadence: Sierra: Move all clk_get_*() to a separate function 

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

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Reviewed-by: Swapnil Jakhade <sjakhade@cadence.com>
Link: https://lore.kernel.org/r/20210319124128.13308-6-kishon@ti.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Kishon Vijay Abraham I 2021-03-19 18:11:20 +05:30 committed by Vinod Koul
parent 3fb9545657
commit 7e016cbc52
1 changed files with 35 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

57
drivers/phy/cadence/phy-cadence-sierra.c
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@ -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;