dt-bindings: power: imx8mm: add defines for VPU blk-ctrl domains

This adds the defines for the power domains provided by the VPU
blk-ctrl.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

include/dt-bindings/power/imx8mm-power.h

@@ -19,4 +19,8 @@
 #define IMX8MM_POWER_DOMAIN_DISPMIX	10
 #define IMX8MM_POWER_DOMAIN_MIPI	11
 
+#define IMX8MM_VPUBLK_PD_G1		0
+#define IMX8MM_VPUBLK_PD_G2		1
+#define IMX8MM_VPUBLK_PD_H1		2
+
 #endif