diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c
index 8f8e7c8d428..801562602fe 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_screen.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c
@@ -458,6 +458,11 @@ gpu_supports_texture_format(struct etna_screen *screen, uint32_t fmt,
 {
    bool supported = true;
 
+   /* Requires split sampler support, which the driver doesn't support, yet. */
+   if (!util_format_is_compressed(format) &&
+       util_format_get_blocksizebits(format) > 32)
+      return false;
+
    if (fmt == TEXTURE_FORMAT_ETC1)
       supported = VIV_FEATURE(screen, chipFeatures, ETC1_TEXTURE_COMPRESSION);
 
@@ -500,6 +505,10 @@ gpu_supports_render_format(struct etna_screen *screen, enum pipe_format format,
    if (fmt == ETNA_NO_MATCH)
       return false;
 
+   /* Requires split target support, which the driver doesn't support, yet. */
+   if (util_format_get_blocksizebits(format) > 32)
+      return false;
+
    if (sample_count > 1) {
       /* Explicitly enabled. */
       if (!DBG_ENABLED(ETNA_DBG_MSAA))