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git://projects.qi-hardware.com/openwrt-xburst.git
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cfc3c23900
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10781 3c298f89-4303-0410-b956-a3cf2f4a3e73
34 lines
906 B
Diff
34 lines
906 B
Diff
Index: linux-2.6.22.18/drivers/misc/eeprom_93cx6.c
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===================================================================
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--- linux-2.6.22.18.orig/drivers/misc/eeprom_93cx6.c
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+++ linux-2.6.22.18/drivers/misc/eeprom_93cx6.c
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@@ -39,14 +39,26 @@ static inline void eeprom_93cx6_pulse_hi
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{
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eeprom->reg_data_clock = 1;
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eeprom->register_write(eeprom);
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- udelay(1);
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+
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+ /*
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+ * Add a short delay for the pulse to work.
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+ * According to the specifications the "maximum minimum"
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+ * time should be 450ns.
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+ */
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+ ndelay(450);
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}
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static inline void eeprom_93cx6_pulse_low(struct eeprom_93cx6 *eeprom)
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{
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eeprom->reg_data_clock = 0;
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eeprom->register_write(eeprom);
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- udelay(1);
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+
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+ /*
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+ * Add a short delay for the pulse to work.
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+ * According to the specifications the "maximum minimum"
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+ * time should be 450ns.
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+ */
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+ ndelay(450);
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}
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static void eeprom_93cx6_startup(struct eeprom_93cx6 *eeprom)
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