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phy: phy-mtk-tphy: remove unused u3phya_ref clock

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The u3phya_ref clock is already moved into sub-node, and
renamed as ref clock, no used anymore now, so remove it,
this can avoid confusion when support new platforms

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Chunfeng Yun 2020-02-11 11:21:14 +08:00 committed by Kishon Vijay Abraham I
parent 657a9edec0
commit 360f43448f
1 changed files with 0 additions and 18 deletions
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18
drivers/phy/mediatek/phy-mtk-tphy.c
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@ -312,8 +312,6 @@ struct mtk_phy_instance {
struct mtk_tphy {
struct device *dev;
void __iomem *sif_base; /* only shared sif */
/* deprecated, use @ref_clk instead in phy instance */
struct clk *u3phya_ref; /* reference clock of usb3 anolog phy */
const struct mtk_phy_pdata *pdata;
struct mtk_phy_instance **phys;
int nphys;
@ -921,12 +919,6 @@ static int mtk_phy_init(struct phy *phy)
struct mtk_tphy *tphy = dev_get_drvdata(phy->dev.parent);
int ret;
ret = clk_prepare_enable(tphy->u3phya_ref);
if (ret) {
dev_err(tphy->dev, "failed to enable u3phya_ref\n");
return ret;
}
ret = clk_prepare_enable(instance->ref_clk);
if (ret) {
dev_err(tphy->dev, "failed to enable ref_clk\n");
@ -992,7 +984,6 @@ static int mtk_phy_exit(struct phy *phy)
u2_phy_instance_exit(tphy, instance);
clk_disable_unprepare(instance->ref_clk);
clk_disable_unprepare(tphy->u3phya_ref);
return 0;
}
@ -1127,11 +1118,6 @@ static int mtk_tphy_probe(struct platform_device *pdev)
}
}
/* it's deprecated, make it optional for backward compatibility */
tphy->u3phya_ref = devm_clk_get_optional(dev, "u3phya_ref");
if (IS_ERR(tphy->u3phya_ref))
return PTR_ERR(tphy->u3phya_ref);
tphy->src_ref_clk = U3P_REF_CLK;
tphy->src_coef = U3P_SLEW_RATE_COEF;
/* update parameters of slew rate calibrate if exist */
@ -1178,10 +1164,6 @@ static int mtk_tphy_probe(struct platform_device *pdev)
phy_set_drvdata(phy, instance);
port++;
/* if deprecated clock is provided, ignore instance's one */
if (tphy->u3phya_ref)
continue;
instance->ref_clk = devm_clk_get_optional(&phy->dev, "ref");
if (IS_ERR(instance->ref_clk)) {
dev_err(dev, "failed to get ref_clk(id-%d)\n", port);