panfrost: Advertize Mali-G720 support

We need GPU_FEATURES to determine if this is another variant but this
will do for now.

Signed-off-by: Mary Guillemard <mary.guillemard@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34032>

docs/drivers/panfrost.rst

@@ -30,6 +30,8 @@ The following hardware is currently supported:
 +--------------------+---------------+-----------+--------+--------+
 | G310, G610         | Valhall (v10) | 3.1       | 3.1    | 1.1    |
 +--------------------+---------------+-----------+--------+--------+
+| G720               | 5th Gen (v12) | 3.1       | 3.1    | 1.1    |
++--------------------+---------------+-----------+--------+--------+
 
 Other Midgard and Bifrost chips (e.g. G71) are not yet supported.
 

src/panfrost/lib/pan_props.c

@@ -76,6 +76,8 @@ const struct panfrost_model panfrost_model_list[] = {
         MODEL(0xac74, 2, "G310",   "TVAx", HAS_ANISO,         16384,  8192,  {}),
         MODEL(0xac74, 3, "G310",   "TVAx", HAS_ANISO,         32768, 16384, {}),
         MODEL(0xac74, 4, "G310",   "TVAx", HAS_ANISO,         32768, 16384, {}),
+
+        MODEL(0xc870, 4, "G720",   "TTIx", HAS_ANISO,         65536, 32768, {}),
 };
 /* clang-format on */