spi: flash: require manufacturer ID

source/platform/spi_flash.c

@@ -170,6 +170,7 @@ static int spi_flash_erase(struct flash_dev *dev, uint32_t addr)
 
 struct flash_dev *flash_probe(void)
 {
+	char jedec_id[3] = { 0, 0, 0 };
 	struct flash_dev *dev;
 
 	if (!(dev = malloc(sizeof *dev)))
@@ -181,6 +182,9 @@ struct flash_dev *flash_probe(void)
 	dev->ops = &spi_flash_ops;
 	dev->log2_block_size = ilog2(4 * KIB);
 
+	if (!spi_flash_get_jedec_id(dev, jedec_id, 3) || !jedec_id[0])
+		goto err_free_dev;
+
 	return dev;
 
 err_free_dev: