i2c_eeprom: add read and write functions
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/misc/i2c_eeprom.c b/drivers/misc/i2c_eeprom.c
index c9f4174..da6e2b0 100644
--- a/drivers/misc/i2c_eeprom.c
+++ b/drivers/misc/i2c_eeprom.c
@@ -10,21 +10,41 @@
#include <i2c.h>
#include <i2c_eeprom.h>
-static int i2c_eeprom_read(struct udevice *dev, int offset, uint8_t *buf,
- int size)
+int i2c_eeprom_read(struct udevice *dev, int offset, uint8_t *buf, int size)
+{
+ const struct i2c_eeprom_ops *ops = device_get_ops(dev);
+
+ if (!ops->read)
+ return -ENOSYS;
+
+ return ops->read(dev, offset, buf, size);
+}
+
+int i2c_eeprom_write(struct udevice *dev, int offset, uint8_t *buf, int size)
+{
+ const struct i2c_eeprom_ops *ops = device_get_ops(dev);
+
+ if (!ops->write)
+ return -ENOSYS;
+
+ return ops->write(dev, offset, buf, size);
+}
+
+static int i2c_eeprom_std_read(struct udevice *dev, int offset, uint8_t *buf,
+ int size)
{
return dm_i2c_read(dev, offset, buf, size);
}
-static int i2c_eeprom_write(struct udevice *dev, int offset,
- const uint8_t *buf, int size)
+static int i2c_eeprom_std_write(struct udevice *dev, int offset,
+ const uint8_t *buf, int size)
{
return -ENODEV;
}
struct i2c_eeprom_ops i2c_eeprom_std_ops = {
- .read = i2c_eeprom_read,
- .write = i2c_eeprom_write,
+ .read = i2c_eeprom_std_read,
+ .write = i2c_eeprom_std_write,
};
static int i2c_eeprom_std_ofdata_to_platdata(struct udevice *dev)