Revert "usb: dwc3: exynos: Add support for Exynos5422 suspend clk"

This reverts commit 07f6842341abe978e6375078f84506ec3280ece5.

Since SCLK_SCLK_USBD300 suspend clock need to be configured
for phy module, I wrongly mapped this clock to DWC3 code.

Cc: Felipe Balbi <balbi@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 48b68b6..90bb022 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -162,12 +162,6 @@
 	.suspend_clk_idx = -1,
 };
 
-static const struct dwc3_exynos_driverdata exynos5420_drvdata = {
-	.clk_names = { "usbdrd30", "usbdrd30_susp_clk"},
-	.num_clks = 2,
-	.suspend_clk_idx = 1,
-};
-
 static const struct dwc3_exynos_driverdata exynos5433_drvdata = {
 	.clk_names = { "aclk", "susp_clk", "pipe_pclk", "phyclk" },
 	.num_clks = 4,
@@ -185,9 +179,6 @@
 		.compatible = "samsung,exynos5250-dwusb3",
 		.data = &exynos5250_drvdata,
 	}, {
-		.compatible = "samsung,exynos5420-dwusb3",
-		.data = &exynos5420_drvdata,
-	}, {
 		.compatible = "samsung,exynos5433-dwusb3",
 		.data = &exynos5433_drvdata,
 	}, {