diff options
Diffstat (limited to 'drivers/misc/eeprom_93cx6.c')
| -rw-r--r-- | drivers/misc/eeprom_93cx6.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/misc/eeprom_93cx6.c b/drivers/misc/eeprom_93cx6.c index bfcb43424dc..0d6d742d42c 100644 --- a/drivers/misc/eeprom_93cx6.c +++ b/drivers/misc/eeprom_93cx6.c @@ -39,6 +39,12 @@ static inline void eeprom_93cx6_pulse_high(struct eeprom_93cx6 *eeprom) { eeprom->reg_data_clock = 1; eeprom->register_write(eeprom); + + /* + * Add a short delay for the pulse to work. + * According to the specifications the minimal time + * should be 450ns so a 1us delay is sufficient. + */ udelay(1); } @@ -46,6 +52,12 @@ static inline void eeprom_93cx6_pulse_low(struct eeprom_93cx6 *eeprom) { eeprom->reg_data_clock = 0; eeprom->register_write(eeprom); + + /* + * Add a short delay for the pulse to work. + * According to the specifications the minimal time + * should be 450ns so a 1us delay is sufficient. + */ udelay(1); } |