dt-bindings: clock: renesas,r9a09g056-cpg: Add USB3.0 core clocks

Add definitions for USB3.0 core clocks in the R9A09G056 CPG DT bindings
header file.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251101050034.738807-3-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Author: prabhakarlad

include/dt-bindings/clock/renesas,r9a09g056-cpg.h

@@ -21,5 +21,7 @@
 #define R9A09G056_GBETH_0_CLK_PTP_REF_I		10
 #define R9A09G056_GBETH_1_CLK_PTP_REF_I		11
 #define R9A09G056_SPI_CLK_SPI			12
+#define R9A09G056_USB3_0_REF_ALT_CLK_P		13
+#define R9A09G056_USB3_0_CLKCORE		14
 
 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G056_CPG_H__ */