[PATCH] eeprom_93cx6: shorten pulse timing to match spec
93cx6 datasheet available here:
http://ww1.microchip.com/downloads/en/DeviceDoc/21749F.pdf
Figure 1-1 and Table 1-2 on pages 4-5 indicate that both Clock High
Time and Clock Low Time have largest minimum times of 450ns.
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/misc/eeprom_93cx6.c b/drivers/misc/eeprom_93cx6.c
index 0d6d742..ac515b0 100644
--- a/drivers/misc/eeprom_93cx6.c
+++ b/drivers/misc/eeprom_93cx6.c
@@ -42,10 +42,10 @@
/*
* 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.
+ * According to the specifications the "maximum minimum"
+ * time should be 450ns.
*/
- udelay(1);
+ ndelay(450);
}
static inline void eeprom_93cx6_pulse_low(struct eeprom_93cx6 *eeprom)