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phy: omap-usb2: Use generic clock names "wkupclk" and "refclk" 

As clocks might be named differently on multiple platforms, use a generic
name in the driver and allow device tree node to specify the platform
specific clock name.

Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Roger Quadros 2014-05-05 12:54:40 +03:00 committed by Kishon Vijay Abraham I
parent 38583f095c
commit 9f1d8ed227
1 changed files with 23 additions and 7 deletions
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30
drivers/phy/phy-omap-usb2.c
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@ -275,18 +275,34 @@ static int omap_usb2_probe(struct platform_device *pdev)
if (IS_ERR(phy_provider))
return PTR_ERR(phy_provider);
phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k");
phy->wkupclk = devm_clk_get(phy->dev, "wkupclk");
if (IS_ERR(phy->wkupclk)) {
dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n");
return PTR_ERR(phy->wkupclk);
dev_warn(&pdev->dev, "unable to get wkupclk, trying old name\n");
phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k");
if (IS_ERR(phy->wkupclk)) {
dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n");
return PTR_ERR(phy->wkupclk);
} else {
dev_warn(&pdev->dev,
"found usb_phy_cm_clk32k, please fix DTS\n");
}
}
clk_prepare(phy->wkupclk);
phy->optclk = devm_clk_get(phy->dev, "usb_otg_ss_refclk960m");
if (IS_ERR(phy->optclk))
dev_vdbg(&pdev->dev, "unable to get refclk960m\n");
else
phy->optclk = devm_clk_get(phy->dev, "refclk");
if (IS_ERR(phy->optclk)) {
dev_dbg(&pdev->dev, "unable to get refclk, trying old name\n");
phy->optclk = devm_clk_get(phy->dev, "usb_otg_ss_refclk960m");
if (IS_ERR(phy->optclk)) {
dev_dbg(&pdev->dev,
"unable to get usb_otg_ss_refclk960m\n");
} else {
dev_warn(&pdev->dev,
"found usb_otg_ss_refclk960m, please fix DTS\n");
}
} else {
clk_prepare(phy->optclk);
}
usb_add_phy_dev(&phy->phy);