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phy: phy-mtk-tphy: get optional clock by devm_clk_get_optional()

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Use devm_clk_get_optional() to get optional clock

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 2019-04-10 14:13:03 +08:00 committed by Kishon Vijay Abraham I
parent 549b6b55b0
commit b603c500d7
1 changed files with 3 additions and 7 deletions
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10
drivers/phy/mediatek/phy-mtk-tphy.c
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@ -1103,13 +1103,9 @@ static int mtk_tphy_probe(struct platform_device *pdev)
}
/* it's deprecated, make it optional for backward compatibility */
tphy->u3phya_ref = devm_clk_get(dev, "u3phya_ref");
if (IS_ERR(tphy->u3phya_ref)) {
if (PTR_ERR(tphy->u3phya_ref) == -EPROBE_DEFER)
return -EPROBE_DEFER;
tphy->u3phya_ref = NULL;
}
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;