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authorRoger Quadros2014-05-05 12:54:40 +0300
committerKishon Vijay Abraham I2014-05-08 19:22:16 +0530
commit9f1d8ed227670c592dac606bc5f3bf8dfcfade16 (patch)
treec21496e3e54e38b253e7bae5c7ada6cd10370e14 /drivers/phy
parent38583f095c5a8138ae2a1c9173d0fd8a9f10e8aa (diff)
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>
Diffstat (limited to 'drivers/phy')
-rw-r--r--drivers/phy/phy-omap-usb2.c30
1 files changed, 23 insertions, 7 deletions
diff --git a/drivers/phy/phy-omap-usb2.c b/drivers/phy/phy-omap-usb2.c
index a2205a841e5e..7007c11fe07d 100644
--- a/drivers/phy/phy-omap-usb2.c
+++ b/drivers/phy/phy-omap-usb2.c
@@ -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);