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| author | Bartlomiej Sieka <tur@semihalf.com> | 2007-05-27 17:03:37 +0200 |
|---|---|---|
| committer | Bartlomiej Sieka <tur@semihalf.com> | 2007-05-27 17:03:37 +0200 |
| commit | 630ec84aef7228fc1dbfb38dec78541403a786cd (patch) | |
| tree | a0d924ed6a8482ea93c6514587e93d38e4e7d29d | |
| parent | c00125e07c1ebc125bab40e1e18bceed8be0c162 (diff) | |
| download | u-boot-imx-630ec84aef7228fc1dbfb38dec78541403a786cd.zip u-boot-imx-630ec84aef7228fc1dbfb38dec78541403a786cd.tar.gz u-boot-imx-630ec84aef7228fc1dbfb38dec78541403a786cd.tar.bz2 | |
Motion-PRO: Update EEPROM's page write bits and write delay.
Change EEPROM configuration according to the datasheet: "The 24C01A and 24C02A
have a page write capability of two bytes", and "This device offers fast (1ms)
byte write". Add 3ms of extra delay.
Signed-off-by: Piotr Kruszynski <ppk@semihalf.com>
Acked-by: Bartlomiej Sieka <tur@semihalf.com>
| -rw-r--r-- | include/configs/motionpro.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/configs/motionpro.h b/include/configs/motionpro.h index a7021b0..2c405b5 100644 --- a/include/configs/motionpro.h +++ b/include/configs/motionpro.h @@ -299,8 +299,8 @@ */ #define CFG_I2C_EEPROM_ADDR_LEN 1 #define CFG_EEPROM_PAGE_WRITE_ENABLE 1 /* DTT driver needs this */ -#define CFG_EEPROM_PAGE_WRITE_BITS 3 -#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 70 +#define CFG_EEPROM_PAGE_WRITE_BITS 1 /* 2 bytes per write cycle */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 5 /* 2ms/cycle + 3ms extra */ #define CFG_I2C_MULTI_EEPROMS 1 /* 2 EEPROMs (addr:50,52) */ |