dt-bindings: clock: exynos7885: Add indices for USB clocks

Exynos7885 SoC has a DWC3 USB Controller with Exynos USB PHY which in
theory supports USB3 SuperSpeed, but is only used as USB2 in all known
devices.

These, of course, need some clocks.
Add indices for these clocks.

Signed-off-by: David Virag <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

include/dt-bindings/clock/exynos7885.h

···
 #define CLK_GOUT_WDT1_PCLK		43
 
 /* CMU_FSYS */
-#define CLK_MOUT_FSYS_BUS_USER		1
-#define CLK_MOUT_FSYS_MMC_CARD_USER	2
-#define CLK_MOUT_FSYS_MMC_EMBD_USER	3
-#define CLK_MOUT_FSYS_MMC_SDIO_USER	4
-#define CLK_GOUT_MMC_CARD_ACLK		5
-#define CLK_GOUT_MMC_CARD_SDCLKIN	6
-#define CLK_GOUT_MMC_EMBD_ACLK		7
-#define CLK_GOUT_MMC_EMBD_SDCLKIN	8
-#define CLK_GOUT_MMC_SDIO_ACLK		9
-#define CLK_GOUT_MMC_SDIO_SDCLKIN	10
-#define CLK_MOUT_FSYS_USB30DRD_USER	11
+#define CLK_MOUT_FSYS_BUS_USER			1
+#define CLK_MOUT_FSYS_MMC_CARD_USER		2
+#define CLK_MOUT_FSYS_MMC_EMBD_USER		3
+#define CLK_MOUT_FSYS_MMC_SDIO_USER		4
+#define CLK_GOUT_MMC_CARD_ACLK			5
+#define CLK_GOUT_MMC_CARD_SDCLKIN		6
+#define CLK_GOUT_MMC_EMBD_ACLK			7
+#define CLK_GOUT_MMC_EMBD_SDCLKIN		8
+#define CLK_GOUT_MMC_SDIO_ACLK			9
+#define CLK_GOUT_MMC_SDIO_SDCLKIN		10
+#define CLK_MOUT_FSYS_USB30DRD_USER		11
+#define CLK_MOUT_USB_PLL			12
+#define CLK_FOUT_USB_PLL			13
+#define CLK_FSYS_USB20PHY_CLKCORE		14
+#define CLK_FSYS_USB30DRD_ACLK_20PHYCTRL	15
+#define CLK_FSYS_USB30DRD_ACLK_30PHYCTRL_0	16
+#define CLK_FSYS_USB30DRD_ACLK_30PHYCTRL_1	17
+#define CLK_FSYS_USB30DRD_BUS_CLK_EARLY		18
+#define CLK_FSYS_USB30DRD_REF_CLK		19
 
 #endif /* _DT_BINDINGS_CLOCK_EXYNOS_7885_H */