MIPS: BMIPS: add BCM63268 power domain definitions

BCM63268 SoCs have a power domain controller to enable/disable certain
components in order to save power.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Florian Fainelli <F.fainelli@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

include/dt-bindings/soc/bcm63268-pm.h

+/* SPDX-License-Identifier: GPL-2.0+ */
+
+#ifndef __DT_BINDINGS_BMIPS_BCM63268_PM_H
+#define __DT_BINDINGS_BMIPS_BCM63268_PM_H
+
+#define BCM63268_POWER_DOMAIN_SAR	0
+#define BCM63268_POWER_DOMAIN_IPSEC	1
+#define BCM63268_POWER_DOMAIN_MIPS	2
+#define BCM63268_POWER_DOMAIN_DECT	3
+#define BCM63268_POWER_DOMAIN_USBH	4
+#define BCM63268_POWER_DOMAIN_USBD	5
+#define BCM63268_POWER_DOMAIN_ROBOSW	6
+#define BCM63268_POWER_DOMAIN_PCM	7
+#define BCM63268_POWER_DOMAIN_PERIPH	8
+#define BCM63268_POWER_DOMAIN_VDSL_PHY	9
+#define BCM63268_POWER_DOMAIN_VDSL_MIPS	10
+#define BCM63268_POWER_DOMAIN_FAP	11
+#define BCM63268_POWER_DOMAIN_PCIE	12
+#define BCM63268_POWER_DOMAIN_WLAN_PADS	13
+
+#endif /* __DT_BINDINGS_BMIPS_BCM63268_PM_H */