dt-bindings: power: imx8mp: add defines for HDMI blk-ctrl domains

This adds the defines for the power domains provided by the HDMI
blk-ctrl on the i.MX8MP.

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/imx8mp-power.h

@@ -42,4 +42,12 @@
 #define IMX8MP_MEDIABLK_PD_DWE				7
 #define IMX8MP_MEDIABLK_PD_MIPI_DSI_2			8
 
+#define IMX8MP_HDMIBLK_PD_IRQSTEER			0
+#define IMX8MP_HDMIBLK_PD_LCDIF				1
+#define IMX8MP_HDMIBLK_PD_PAI				2
+#define IMX8MP_HDMIBLK_PD_PVI				3
+#define IMX8MP_HDMIBLK_PD_TRNG				4
+#define IMX8MP_HDMIBLK_PD_HDMI_TX			5
+#define IMX8MP_HDMIBLK_PD_HDMI_TX_PHY			6
+
 #endif