core: spi: flash: implement flash_get_jedec_id()

include/flash.h

@@ -7,6 +7,7 @@ struct flash_dev;
 
 struct flash_ops {
 	void (* release)(struct flash_dev *dev);
+	size_t (* get_jedec_id)(struct flash_dev *dev, char *jedec_id, size_t len);
 	size_t (* get_size)(struct flash_dev *dev);
 	size_t (* get_capacity)(struct flash_dev *dev);
 	size_t (* read)(struct flash_dev *dev, uint32_t addr, void *data, size_t len);
@@ -31,6 +32,7 @@ size_t default_flash_copy(struct flash_dev *dev, uint32_t dst, uint32_t src,
 
 struct flash_dev *flash_probe(void);
 void flash_release(struct flash_dev *dev);
+size_t flash_get_jedec_id(struct flash_dev *dev, char *jedec_id, size_t len);
 size_t flash_get_size(struct flash_dev *dev);
 size_t flash_get_capacity(struct flash_dev *dev);
 size_t flash_read(struct flash_dev *dev, uint32_t addr, void *data, size_t len);

source/core/flash.c

@@ -72,6 +72,14 @@ void flash_release(struct flash_dev *dev)
 	dev->ops->release(dev);
 }
 
+size_t flash_get_jedec_id(struct flash_dev *dev, char *jedec_id, size_t len)
+{
+	if (!dev || !dev->ops->get_jedec_id)
+		return 0;
+
+	return dev->ops->get_jedec_id(dev, jedec_id, len);
+}
+
 size_t flash_get_size(struct flash_dev *dev)
 {
 	if (!dev)

source/platform/spi_flash.c

@@ -9,6 +9,8 @@
 #include <spi.h>
 #include <spi_flash.h>
 
+static size_t spi_flash_get_jedec_id(struct flash_dev *dev, char *jedec_id,
+	size_t len);
 static size_t spi_flash_get_size(struct flash_dev *dev);
 static size_t spi_flash_read(struct flash_dev *dev, uint32_t addr, void *data,
 	size_t len);
@@ -21,6 +23,7 @@ static struct flash_ops spi_flash_ops = {
 	.release = spi_flash_release,
 	.get_size = spi_flash_get_size,
 	.get_capacity = spi_flash_get_size,
+	.get_jedec_id = spi_flash_get_jedec_id,
 	.read = spi_flash_read,
 	.write = spi_flash_write,
 	.copy = default_flash_copy,