[U-Boot] [PATCH 2/3] netspace_v2: enable I2C EEPROM support

Simon Guinot simon at sequanux.org
Mon Oct 31 14:58:35 CET 2011


From: Simon Guinot <simon.guinot at sequanux.org>

An I2C EEPROM HT24LC04 (512B) is available on the netspace_v2 board
(and parents). This EEPROM hold data such as Ethernet MAC addresses
and power flags.

Signed-off-by: Simon Guinot <simon.guinot at sequanux.org>
---
 include/configs/netspace_v2.h |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/include/configs/netspace_v2.h b/include/configs/netspace_v2.h
index 5790602..bb27ed7 100644
--- a/include/configs/netspace_v2.h
+++ b/include/configs/netspace_v2.h
@@ -108,6 +108,17 @@
 #define CONFIG_KIRKWOOD_GPIO
 
 /*
+ * Enable I2C support
+ */
+#ifdef CONFIG_CMD_I2C
+/* I2C EEPROM HT24LC04 (512B - 32 pages of 16 Bytes) */
+#define CONFIG_CMD_EEPROM
+#define CONFIG_SYS_I2C_EEPROM_ADDR		0x50
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4 /* 16-byte page size */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		1 /* 8-bit device address */
+#endif /* CONFIG_CMD_I2C */
+
+/*
  * File systems support
  */
 #define CONFIG_CMD_EXT2
-- 
1.7.5.1



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