drm/meson: add Amlogic Video FBC registers

Add the registers of the VPU VD1 Amlogic FBC decoder module, and routing
register.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200703080728.25207-3-narmstrong@baylibre.com

drivers/gpu/drm/meson/meson_registers.h

@@ -144,10 +144,15 @@
 #define		VIU_SW_RESET_OSD1               BIT(0)
 #define VIU_MISC_CTRL0 0x1a06
 #define		VIU_CTRL0_VD1_AFBC_MASK         0x170000
+#define		VIU_CTRL0_AFBC_TO_VD1		BIT(20)
 #define VIU_MISC_CTRL1 0x1a07
 #define		MALI_AFBC_MISC			GENMASK(15, 8)
 #define D2D3_INTF_LENGTH 0x1a08
 #define D2D3_INTF_CTRL0 0x1a09
+#define VD1_AFBCD0_MISC_CTRL 0x1a0a
+#define		VD1_AXI_SEL_AFBC		(1 << 12)
+#define		AFBC_VD1_SEL			(1 << 10)
+#define VD2_AFBCD1_MISC_CTRL 0x1a0b
 #define VIU_OSD1_CTRL_STAT 0x1a10
 #define		VIU_OSD1_OSD_BLK_ENABLE         BIT(0)
 #define		VIU_OSD1_OSD_MEM_MODE_LINEAR	BIT(2)
@@ -365,6 +370,23 @@
 #define VIU_OSD1_OETF_LUT_ADDR_PORT 0x1add
 #define VIU_OSD1_OETF_LUT_DATA_PORT 0x1ade
 #define AFBC_ENABLE 0x1ae0
+#define AFBC_MODE 0x1ae1
+#define AFBC_SIZE_IN 0x1ae2
+#define AFBC_DEC_DEF_COLOR 0x1ae3
+#define AFBC_CONV_CTRL 0x1ae4
+#define AFBC_LBUF_DEPTH 0x1ae5
+#define AFBC_HEAD_BADDR 0x1ae6
+#define AFBC_BODY_BADDR 0x1ae7
+#define AFBC_SIZE_OUT 0x1ae8
+#define AFBC_OUT_YSCOPE 0x1ae9
+#define AFBC_STAT 0x1aea
+#define AFBC_VD_CFMT_CTRL 0x1aeb
+#define AFBC_VD_CFMT_W 0x1aec
+#define AFBC_MIF_HOR_SCOPE 0x1aed
+#define AFBC_MIF_VER_SCOPE 0x1aee
+#define AFBC_PIXEL_HOR_SCOPE 0x1aef
+#define AFBC_PIXEL_VER_SCOPE 0x1af0
+#define AFBC_VD_CFMT_H 0x1af1
 
 /* vpp */
 #define VPP_DUMMY_DATA 0x1d00