diff options
| author | Jean Delvare <khali@linux-fr.org> | 2006-06-04 19:59:57 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-06-22 11:10:33 -0700 |
| commit | aee62305345863430a937af289b9bd080a100dac (patch) | |
| tree | 7e145ccf7052fd298ed94b75e7f9e85a64999a53 /drivers/i2c/chips/Kconfig | |
| parent | 177d165d7c2ec424007d6241a93d0cb83d953c51 (diff) | |
| download | linux-aee62305345863430a937af289b9bd080a100dac.tar.bz2 | |
[PATCH] i2c: Suggest N for rare devices in Kconfig
Improve the Kconfig help text of the follwing i2c drivers:
* busses/i2c-pca-isa.c
* chips/pcf8574.c
* chips/pcf8591.c
These are hard to detect and building them into the kernel
results in long delays at boot.
March 2006, thread "I2C_PCA_ISA causes boot delays"
http://marc.theaimsgroup.com/?l=linux-kernel&m=114360399415744&w=2
April 2006, thread "i2c-related 1-minute hang during bootup"
http://marc.theaimsgroup.com/?l=linux-kernel&m=114640992330721&w=2
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/i2c/chips/Kconfig')
| -rw-r--r-- | drivers/i2c/chips/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig index 7aa5c38f0855..87ee3ce58618 100644 --- a/drivers/i2c/chips/Kconfig +++ b/drivers/i2c/chips/Kconfig @@ -39,6 +39,7 @@ config SENSORS_EEPROM config SENSORS_PCF8574 tristate "Philips PCF8574 and PCF8574A" depends on I2C && EXPERIMENTAL + default n help If you say yes here you get support for Philips PCF8574 and PCF8574A chips. @@ -46,6 +47,9 @@ config SENSORS_PCF8574 This driver can also be built as a module. If so, the module will be called pcf8574. + These devices are hard to detect and rarely found on mainstream + hardware. If unsure, say N. + config SENSORS_PCA9539 tristate "Philips PCA9539 16-bit I/O port" depends on I2C && EXPERIMENTAL @@ -59,12 +63,16 @@ config SENSORS_PCA9539 config SENSORS_PCF8591 tristate "Philips PCF8591" depends on I2C && EXPERIMENTAL + default n help If you say yes here you get support for Philips PCF8591 chips. This driver can also be built as a module. If so, the module will be called pcf8591. + These devices are hard to detect and rarely found on mainstream + hardware. If unsure, say N. + config ISP1301_OMAP tristate "Philips ISP1301 with OMAP OTG" depends on I2C && ARCH_OMAP_OTG |