exynos5: dts: Add COMPAT string data for USB 3.0 PHY and XHCI

Adding required compatible string for xHCI host controller
as well as USB 3.0 PHY to enable dt support for usb 3.0 on
exynos5.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Cc: Julius Werner <jwerner@chromium.org>
Cc: Simon Glass <sjg@chromium.org>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Dan Murphy <dmurphy@ti.com>
Cc: Marek Vasut <marex@denx.de>

include/fdtdec.h

@@ -73,7 +73,9 @@ enum fdt_compat_id {
 	COMPAT_GOOGLE_CROS_EC,		/* Google CROS_EC Protocol */
 	COMPAT_GOOGLE_CROS_EC_KEYB,	/* Google CROS_EC Keyboard */
 	COMPAT_SAMSUNG_EXYNOS_EHCI,	/* Exynos EHCI controller */
+	COMPAT_SAMSUNG_EXYNOS5_XHCI,	/* Exynos5 XHCI controller */
 	COMPAT_SAMSUNG_EXYNOS_USB_PHY,	/* Exynos phy controller for usb2.0 */
+	COMPAT_SAMSUNG_EXYNOS5_USB3_PHY,/* Exynos phy controller for usb3.0 */
 	COMPAT_SAMSUNG_EXYNOS_TMU,	/* Exynos TMU */
 	COMPAT_SAMSUNG_EXYNOS_FIMD,	/* Exynos Display controller */
 	COMPAT_SAMSUNG_EXYNOS5_DP,	/* Exynos Display port controller */

lib/fdtdec.c

@@ -46,7 +46,9 @@ static const char * const compat_names[COMPAT_COUNT] = {
 	COMPAT(GOOGLE_CROS_EC, "google,cros-ec"),
 	COMPAT(GOOGLE_CROS_EC_KEYB, "google,cros-ec-keyb"),
 	COMPAT(SAMSUNG_EXYNOS_EHCI, "samsung,exynos-ehci"),
+	COMPAT(SAMSUNG_EXYNOS5_XHCI, "samsung,exynos5250-xhci"),
 	COMPAT(SAMSUNG_EXYNOS_USB_PHY, "samsung,exynos-usb-phy"),
+	COMPAT(SAMSUNG_EXYNOS5_USB3_PHY, "samsung,exynos5250-usb3-phy"),
 	COMPAT(SAMSUNG_EXYNOS_TMU, "samsung,exynos-tmu"),
 	COMPAT(SAMSUNG_EXYNOS_FIMD, "samsung,exynos-fimd"),
 	COMPAT(SAMSUNG_EXYNOS5_DP, "samsung,exynos5-dp"),