Add i2c 24LC64 eeprom (qmk#11200)

* add 24LC64 eeprom * docs update * Update docs/eeprom_driver.md Co-authored-by: Joel Challis <[email protected]> Co-authored-by: Joel Challis <[email protected]>
besselfunct · Dec 13, 2020 · 70f4033 · 70f4033
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diff --git a/docs/eeprom_driver.md b/docs/eeprom_driver.md
@@ -40,6 +40,7 @@ Module           | Equivalent `#define`            | Source
 -----------------|---------------------------------|------------------------------------------
 CAT24C512 EEPROM | `#define EEPROM_I2C_CAT24C512`  | <https://www.sparkfun.com/products/14764>
 RM24C512C EEPROM | `#define EEPROM_I2C_RM24C512C`  | <https://www.sparkfun.com/products/14764>
+24LC64 EEPROM    | `#define EEPROM_I2C_24LC64`     | <https://www.microchip.com/wwwproducts/en/24LC64>
 24LC128 EEPROM   | `#define EEPROM_I2C_24LC128`    | <https://www.microchip.com/wwwproducts/en/24LC128>
 24LC256 EEPROM   | `#define EEPROM_I2C_24LC256`    | <https://www.sparkfun.com/products/525>
 MB85RC256V FRAM  | `#define EEPROM_I2C_MB85RC256V` | <https://www.adafruit.com/product/1895>

diff --git a/drivers/eeprom/eeprom_i2c.h b/drivers/eeprom/eeprom_i2c.h
@@ -49,6 +49,11 @@
 #    define EXTERNAL_EEPROM_PAGE_SIZE 64
 #    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
 #    define EXTERNAL_EEPROM_WRITE_TIME 5
+#elif defined(EEPROM_I2C_24LC64)
+#    define EXTERNAL_EEPROM_BYTE_COUNT 8192
+#    define EXTERNAL_EEPROM_PAGE_SIZE 32
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#    define EXTERNAL_EEPROM_WRITE_TIME 5
 #elif defined(EEPROM_I2C_MB85RC256V)
 #    define EXTERNAL_EEPROM_BYTE_COUNT 32768
 #    define EXTERNAL_EEPROM_PAGE_SIZE 128

diff --git a/keyboards/xelus/valor_frl_tkl/config.h b/keyboards/xelus/valor_frl_tkl/config.h
@@ -61,10 +61,7 @@
 
 // I2C EEPROM
 // 24LC64
-#define EXTERNAL_EEPROM_BYTE_COUNT      65535
-#define EXTERNAL_EEPROM_PAGE_SIZE       32
-#define EXTERNAL_EEPROM_ADDRESS_SIZE    2
-#define EXTERNAL_EEPROM_WRITE_TIME      5
+#define EEPROM_I2C_24LC64
 
 // Dynamic EEPROM
 // Something sensible or else VIA may crash