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-rw-r--r--common/cmd_eeprom.c69
-rw-r--r--include/configs/BSC9131RDB.h1
-rw-r--r--include/configs/BSC9132QDS.h1
-rw-r--r--include/configs/C29XPCIE.h1
-rw-r--r--include/configs/P1010RDB.h1
-rw-r--r--include/configs/PMC440.h1
-rw-r--r--include/configs/TQM834x.h1
-rw-r--r--include/configs/acadia.h1
-rw-r--r--include/configs/am335x_evm.h1
-rw-r--r--include/configs/am43xx_evm.h1
-rw-r--r--include/configs/axs101.h1
-rw-r--r--include/configs/bamboo.h1
-rw-r--r--include/configs/canyonlands.h1
-rw-r--r--include/configs/icon.h1
-rw-r--r--include/configs/intip.h1
-rw-r--r--include/configs/katmai.h1
-rw-r--r--include/configs/km/km-powerpc.h1
-rw-r--r--include/configs/km/km_arm.h1
-rw-r--r--include/configs/luan.h1
-rw-r--r--include/configs/m28evk.h1
-rw-r--r--include/configs/motionpro.h1
-rw-r--r--include/configs/p1_p2_rdb_pc.h1
-rw-r--r--include/configs/p1_twr.h1
-rw-r--r--include/configs/pcm051.h1
-rw-r--r--include/configs/pengwyn.h1
-rw-r--r--include/configs/sequoia.h1
-rw-r--r--include/configs/t3corp.h1
-rw-r--r--include/configs/tricorder.h1
-rw-r--r--include/configs/walnut.h1
-rw-r--r--include/configs/yosemite.h1
30 files changed, 30 insertions, 68 deletions
diff --git a/common/cmd_eeprom.c b/common/cmd_eeprom.c
index 4335079..0b59bea 100644
--- a/common/cmd_eeprom.c
+++ b/common/cmd_eeprom.c
@@ -338,50 +338,50 @@ static int do_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
const char *const fmt =
"\nEEPROM @0x%lX %s: addr %08lx off %04lx count %ld ... ";
+ char * const *args = &argv[2];
+ int rcode;
+ ulong dev_addr, addr, off, cnt;
+
+ switch (argc) {
+#ifdef CONFIG_SYS_DEF_EEPROM_ADDR
+ case 5:
+ dev_addr = CONFIG_SYS_DEF_EEPROM_ADDR;
+ break;
+#endif
+ case 6:
+ dev_addr = simple_strtoul(*args++, NULL, 16);
+ break;
+ default:
+ return CMD_RET_USAGE;
+ }
-#if defined(CONFIG_SYS_I2C_MULTI_EEPROMS)
- if (argc == 6) {
- ulong dev_addr = simple_strtoul (argv[2], NULL, 16);
- ulong addr = simple_strtoul (argv[3], NULL, 16);
- ulong off = simple_strtoul (argv[4], NULL, 16);
- ulong cnt = simple_strtoul (argv[5], NULL, 16);
-#else
- if (argc == 5) {
- ulong dev_addr = CONFIG_SYS_DEF_EEPROM_ADDR;
- ulong addr = simple_strtoul (argv[2], NULL, 16);
- ulong off = simple_strtoul (argv[3], NULL, 16);
- ulong cnt = simple_strtoul (argv[4], NULL, 16);
-#endif /* CONFIG_SYS_I2C_MULTI_EEPROMS */
+ addr = simple_strtoul(*args++, NULL, 16);
+ off = simple_strtoul(*args++, NULL, 16);
+ cnt = simple_strtoul(*args++, NULL, 16);
# if !defined(CONFIG_SPI) || defined(CONFIG_ENV_EEPROM_IS_ON_I2C)
- eeprom_init ();
+ eeprom_init ();
# endif /* !CONFIG_SPI */
- if (strcmp (argv[1], "read") == 0) {
- int rcode;
-
- printf (fmt, dev_addr, argv[1], addr, off, cnt);
-
- rcode = eeprom_read (dev_addr, off, (uchar *) addr, cnt);
+ if (strcmp (argv[1], "read") == 0) {
+ printf(fmt, dev_addr, argv[1], addr, off, cnt);
- puts ("done\n");
- return rcode;
- } else if (strcmp (argv[1], "write") == 0) {
- int rcode;
+ rcode = eeprom_read(dev_addr, off, (uchar *) addr, cnt);
- printf (fmt, dev_addr, argv[1], addr, off, cnt);
+ puts ("done\n");
+ return rcode;
+ } else if (strcmp (argv[1], "write") == 0) {
+ printf(fmt, dev_addr, argv[1], addr, off, cnt);
- rcode = eeprom_write (dev_addr, off, (uchar *) addr, cnt);
+ rcode = eeprom_write(dev_addr, off, (uchar *) addr, cnt);
- puts ("done\n");
- return rcode;
- }
+ puts ("done\n");
+ return rcode;
}
return CMD_RET_USAGE;
}
-#ifdef CONFIG_SYS_I2C_MULTI_EEPROMS
U_BOOT_CMD(
eeprom, 6, 1, do_eeprom,
"EEPROM sub-system",
@@ -389,12 +389,3 @@ U_BOOT_CMD(
"eeprom write devaddr addr off cnt\n"
" - read/write `cnt' bytes from `devaddr` EEPROM at offset `off'"
)
-#else /* One EEPROM */
-U_BOOT_CMD(
- eeprom, 5, 1, do_eeprom,
- "EEPROM sub-system",
- "read addr off cnt\n"
- "eeprom write addr off cnt\n"
- " - read/write `cnt' bytes at EEPROM offset `off'"
-)
-#endif /* CONFIG_SYS_I2C_MULTI_EEPROMS */
diff --git a/include/configs/BSC9131RDB.h b/include/configs/BSC9131RDB.h
index 7b34470..665cad7 100644
--- a/include/configs/BSC9131RDB.h
+++ b/include/configs/BSC9131RDB.h
@@ -266,7 +266,6 @@ extern unsigned long get_sdram_size(void);
/* I2C EEPROM */
#define CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
diff --git a/include/configs/BSC9132QDS.h b/include/configs/BSC9132QDS.h
index a3a853d..79d8e3f 100644
--- a/include/configs/BSC9132QDS.h
+++ b/include/configs/BSC9132QDS.h
@@ -462,7 +462,6 @@ combinations. this should be removed later
/* enable read and write access to EEPROM */
#define CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
diff --git a/include/configs/C29XPCIE.h b/include/configs/C29XPCIE.h
index 9f86f1e..e70506e 100644
--- a/include/configs/C29XPCIE.h
+++ b/include/configs/C29XPCIE.h
@@ -419,7 +419,6 @@
/* I2C EEPROM */
/* enable read and write access to EEPROM */
#define CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
diff --git a/include/configs/P1010RDB.h b/include/configs/P1010RDB.h
index 49105dc..e96d6db 100644
--- a/include/configs/P1010RDB.h
+++ b/include/configs/P1010RDB.h
@@ -659,7 +659,6 @@ extern unsigned long get_sdram_size(void);
#endif
/* enable read and write access to EEPROM */
#define CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
diff --git a/include/configs/PMC440.h b/include/configs/PMC440.h
index 5488c68..05ad315 100644
--- a/include/configs/PMC440.h
+++ b/include/configs/PMC440.h
@@ -158,7 +158,6 @@
#define CONFIG_SYS_I2C_PPC4XX_SPEED_1 400000
#define CONFIG_SYS_I2C_PPC4XX_SLAVE_1 0x7F
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
diff --git a/include/configs/TQM834x.h b/include/configs/TQM834x.h
index 5221fbb..58a17f5 100644
--- a/include/configs/TQM834x.h
+++ b/include/configs/TQM834x.h
@@ -182,7 +182,6 @@
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* 16 bit */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 /* 32 bytes/write */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10ms +/- 20% */
-#define CONFIG_SYS_I2C_MULTI_EEPROMS /* more than one eeprom */
/* I2C RTC */
#define CONFIG_RTC_DS1337 /* use ds1337 rtc via i2c */
diff --git a/include/configs/acadia.h b/include/configs/acadia.h
index 4dd5720..2f53d73 100644
--- a/include/configs/acadia.h
+++ b/include/configs/acadia.h
@@ -120,7 +120,6 @@
*----------------------------------------------------------------------*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index ed3fd34..d501f04 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -218,7 +218,6 @@
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
/* PMIC support */
#define CONFIG_POWER_TPS65217
diff --git a/include/configs/am43xx_evm.h b/include/configs/am43xx_evm.h
index fa01d1e..42e1425 100644
--- a/include/configs/am43xx_evm.h
+++ b/include/configs/am43xx_evm.h
@@ -33,7 +33,6 @@
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
/* Power */
#define CONFIG_POWER
diff --git a/include/configs/axs101.h b/include/configs/axs101.h
index 9e90b69..650d97d 100644
--- a/include/configs/axs101.h
+++ b/include/configs/axs101.h
@@ -78,7 +78,6 @@
/*
* EEPROM configuration
*/
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xA8 >> 1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1
diff --git a/include/configs/bamboo.h b/include/configs/bamboo.h
index 6ba4aaf..5b8b22f 100644
--- a/include/configs/bamboo.h
+++ b/include/configs/bamboo.h
@@ -139,7 +139,6 @@
*----------------------------------------------------------------------*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/canyonlands.h b/include/configs/canyonlands.h
index ed790cc..e136824 100644
--- a/include/configs/canyonlands.h
+++ b/include/configs/canyonlands.h
@@ -248,7 +248,6 @@
*----------------------------------------------------------------------*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/icon.h b/include/configs/icon.h
index bbe9b59..d9a3671 100644
--- a/include/configs/icon.h
+++ b/include/configs/icon.h
@@ -107,7 +107,6 @@
#define CONFIG_SYS_SPD_BUS_NUM 0 /* The I2C bus for SPD */
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/intip.h b/include/configs/intip.h
index a676a20..60c9e2c 100644
--- a/include/configs/intip.h
+++ b/include/configs/intip.h
@@ -214,7 +214,6 @@
*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/katmai.h b/include/configs/katmai.h
index fa72eb0..664896b 100644
--- a/include/configs/katmai.h
+++ b/include/configs/katmai.h
@@ -109,7 +109,6 @@
#define IIC0_BOOTPROM_ADDR 0x50
#define IIC0_ALT_BOOTPROM_ADDR 0x54
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0x50)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/km/km-powerpc.h b/include/configs/km/km-powerpc.h
index 3f045f2..eba7479 100644
--- a/include/configs/km/km-powerpc.h
+++ b/include/configs/km/km-powerpc.h
@@ -25,7 +25,6 @@
#define CONFIG_KM_COMMON_ETH_INIT
/* EEprom support 24C08, 24C16, 24C64 */
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 8 Byte write page */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
diff --git a/include/configs/km/km_arm.h b/include/configs/km/km_arm.h
index 098839b..750b7e9 100644
--- a/include/configs/km/km_arm.h
+++ b/include/configs/km/km_arm.h
@@ -220,7 +220,6 @@ int get_scl(void);
#define CONFIG_SYS_I2C_SOFT_SPEED 100000
/* EEprom support 24C128, 24C256 valid for environment eeprom */
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
diff --git a/include/configs/luan.h b/include/configs/luan.h
index 15e4a7e..e22d0e8 100644
--- a/include/configs/luan.h
+++ b/include/configs/luan.h
@@ -119,7 +119,6 @@
*----------------------------------------------------------------------*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/m28evk.h b/include/configs/m28evk.h
index 24b5489..405a871 100644
--- a/include/configs/m28evk.h
+++ b/include/configs/m28evk.h
@@ -91,7 +91,6 @@
/* EEPROM */
#ifdef CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
#endif
diff --git a/include/configs/motionpro.h b/include/configs/motionpro.h
index 97c614b..a8cf201 100644
--- a/include/configs/motionpro.h
+++ b/include/configs/motionpro.h
@@ -285,7 +285,6 @@
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 1 /* 2 bytes per write cycle */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 /* 2ms/cycle + 3ms extra */
-#define CONFIG_SYS_I2C_MULTI_EEPROMS 1 /* 2 EEPROMs (addr:50,52) */
/*
* RTC configuration
diff --git a/include/configs/p1_p2_rdb_pc.h b/include/configs/p1_p2_rdb_pc.h
index 381b176..57e1c5f 100644
--- a/include/configs/p1_p2_rdb_pc.h
+++ b/include/configs/p1_p2_rdb_pc.h
@@ -700,7 +700,6 @@
/* enable read and write access to EEPROM */
#define CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
diff --git a/include/configs/p1_twr.h b/include/configs/p1_twr.h
index d2af2a0..c7608c5 100644
--- a/include/configs/p1_twr.h
+++ b/include/configs/p1_twr.h
@@ -261,7 +261,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
/* enable read and write access to EEPROM */
#define CONFIG_CMD_EEPROM
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
diff --git a/include/configs/pcm051.h b/include/configs/pcm051.h
index 275e952..64cfd81 100644
--- a/include/configs/pcm051.h
+++ b/include/configs/pcm051.h
@@ -115,7 +115,6 @@
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
diff --git a/include/configs/pengwyn.h b/include/configs/pengwyn.h
index d68cded..bfc1c1e 100644
--- a/include/configs/pengwyn.h
+++ b/include/configs/pengwyn.h
@@ -112,7 +112,6 @@
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
/* SPL */
#define CONFIG_SPL_POWER_SUPPORT
diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h
index 1f1beea..f32459b 100644
--- a/include/configs/sequoia.h
+++ b/include/configs/sequoia.h
@@ -151,7 +151,6 @@
*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/t3corp.h b/include/configs/t3corp.h
index 502e795..7942865 100644
--- a/include/configs/t3corp.h
+++ b/include/configs/t3corp.h
@@ -307,7 +307,6 @@
*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/tricorder.h b/include/configs/tricorder.h
index ca28e47..f5f5324 100644
--- a/include/configs/tricorder.h
+++ b/include/configs/tricorder.h
@@ -112,7 +112,6 @@
/* EEPROM */
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_CMD_EEPROM
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
#define CONFIG_SYS_EEPROM_BUS_NUM 1
diff --git a/include/configs/walnut.h b/include/configs/walnut.h
index 8b803a2..dd6b519 100644
--- a/include/configs/walnut.h
+++ b/include/configs/walnut.h
@@ -80,7 +80,6 @@
*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
diff --git a/include/configs/yosemite.h b/include/configs/yosemite.h
index 8508a80..0cffab8 100644
--- a/include/configs/yosemite.h
+++ b/include/configs/yosemite.h
@@ -122,7 +122,6 @@
*----------------------------------------------------------------------*/
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
-#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3