mips: bmips: add BCM6328 clock definitions

Add header with BCM6328 definitions in order to be able to include it from
device tree files.

Signed-off-by: Álvaro Fernández Rojas <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Acked-by: Florian Fainelli <[e-mail]>
Signed-off-by: Stephen Boyd <[e-mail]>

include/dt-bindings/clock/bcm6328-clock.h

···
+/* SPDX-License-Identifier: GPL-2.0+ */
+
+#ifndef __DT_BINDINGS_CLOCK_BCM6328_H
+#define __DT_BINDINGS_CLOCK_BCM6328_H
+
+#define BCM6328_CLK_PHYMIPS	0
+#define BCM6328_CLK_ADSL_QPROC	1
+#define BCM6328_CLK_ADSL_AFE	2
+#define BCM6328_CLK_ADSL	3
+#define BCM6328_CLK_MIPS	4
+#define BCM6328_CLK_SAR		5
+#define BCM6328_CLK_PCM		6
+#define BCM6328_CLK_USBD	7
+#define BCM6328_CLK_USBH	8
+#define BCM6328_CLK_HSSPI	9
+#define BCM6328_CLK_PCIE	10
+#define BCM6328_CLK_ROBOSW	11
+
+#endif /* __DT_BINDINGS_CLOCK_BCM6328_H */