[PATCH 09/14] misc: i2c_eeprom: Implement nvmem interface
Sean Anderson
sean.anderson at seco.com
Tue Feb 8 00:42:07 CET 2022
This adds nvmem support for i2c eeproms.
Signed-off-by: Sean Anderson <sean.anderson at seco.com>
---
drivers/misc/i2c_eeprom.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/misc/i2c_eeprom.c b/drivers/misc/i2c_eeprom.c
index 4302e180ac..ae18dca1bf 100644
--- a/drivers/misc/i2c_eeprom.c
+++ b/drivers/misc/i2c_eeprom.c
@@ -14,6 +14,7 @@
#include <dm/device-internal.h>
#include <i2c.h>
#include <i2c_eeprom.h>
+#include <nvmem.h>
struct i2c_eeprom_drv_data {
u32 size; /* size in bytes */
@@ -378,3 +379,21 @@ UCLASS_DRIVER(i2c_eeprom) = {
.id = UCLASS_I2C_EEPROM,
.name = "i2c_eeprom",
};
+
+static int i2c_eeprom_nvmem_read(struct udevice *dev, unsigned int offset,
+ void *buf, size_t size)
+{
+ return i2c_eeprom_read(dev, offset, buf, size);
+}
+
+static int i2c_eeprom_nvmem_write(struct udevice *dev, unsigned int offset,
+ const void *buf, size_t size)
+{
+ return i2c_eeprom_write(dev, offset, buf, size);
+}
+
+NVMEM_INTERFACE(i2c_eeprom) = {
+ .id = UCLASS_I2C_EEPROM,
+ .read = i2c_eeprom_nvmem_read,
+ .write = i2c_eeprom_nvmem_write,
+};
--
2.25.1
More information about the U-Boot
mailing list