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authorIngo Molnar <mingo@elte.hu>2008-07-18 19:53:16 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-18 19:53:16 +0200
commit9b610fda0df5d0f0b0c64242e37441ad1b384aac (patch)
tree0ea14b15f2e6546f37fe18d8ac3dc83077ec0e55 /drivers/gpio/Kconfig
parentb8f8c3cf0a4ac0632ec3f0e15e9dc0c29de917af (diff)
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
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Merge branch 'linus' into timers/nohz
Diffstat (limited to 'drivers/gpio/Kconfig')
-rw-r--r--drivers/gpio/Kconfig14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index bbd28342e771..008c38ba774f 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -28,12 +28,18 @@ config DEBUG_GPIO
comment "I2C GPIO expanders:"
config GPIO_PCA953X
- tristate "PCA953x I/O ports"
+ tristate "PCA953x, PCA955x, and MAX7310 I/O ports"
depends on I2C
help
- Say yes here to support the PCA9534 (8-bit), PCA9535 (16-bit),
- PCA9536 (4-bit), PCA9537 (4-bit), PCA9538 (8-bit), and PCA9539
- (16-bit) I/O ports. These parts are made by NXP and TI.
+ Say yes here to provide access to several register-oriented
+ SMBus I/O expanders, made mostly by NXP or TI. Compatible
+ models include:
+
+ 4 bits: pca9536, pca9537
+
+ 8 bits: max7310, pca9534, pca9538, pca9554, pca9557
+
+ 16 bits: pca9535, pca9539, pca9555
This driver can also be built as a module. If so, the module
will be called pca953x.