'devtype' is an enum, thus cast of pointer on 64-bit compile test with
W=1 causes:
  wm8904.c:2205:21: error: cast to smaller integer type 'enum wm8904_type' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230815143204.379708-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
                match = of_match_node(wm8904_of_match, i2c->dev.of_node);
                if (match == NULL)
                        return -EINVAL;
-               wm8904->devtype = (enum wm8904_type)match->data;
+               wm8904->devtype = (uintptr_t)match->data;
        } else {
                const struct i2c_device_id *id =
                        i2c_match_id(wm8904_i2c_id, i2c);