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authorSundar R Iyer <sundar.iyer@stericsson.com>2010-07-21 11:41:07 +0530
committerSamuel Ortiz <sameo@linux.intel.com>2010-08-12 11:28:00 +0200
commit5981f4e65cb455a820b3d07b8e4bac506233f3ea (patch)
tree541a0ba41593bda73d1ce9b3ce004de43dcccd85 /include/linux/mfd
parent3faeb35ccc57e1af70c54b82063fdf4a88846084 (diff)
downloadop-kernel-dev-5981f4e65cb455a820b3d07b8e4bac506233f3ea.zip
op-kernel-dev-5981f4e65cb455a820b3d07b8e4bac506233f3ea.tar.gz
mfd: Add stmpe auto sleep feature
Some STMPE devices support entering sleep mode automatically on a specified timeout of inactivity on the I2C bus with the host system. Acked-by: Linus Walleij <linus.walleij@stericsson.com> Acked-by: Rabin Vincent <rabin.vincent@stericsson.com> Signed-off-by: Sundar R Iyer <sundar.iyer@stericsson.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'include/linux/mfd')
-rw-r--r--include/linux/mfd/stmpe.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mfd/stmpe.h b/include/linux/mfd/stmpe.h
index 90faa98..39ca758 100644
--- a/include/linux/mfd/stmpe.h
+++ b/include/linux/mfd/stmpe.h
@@ -170,6 +170,8 @@ struct stmpe_ts_platform_data {
* @blocks: bitmask of blocks to enable (use STMPE_BLOCK_*)
* @irq_trigger: IRQ trigger to use for the interrupt to the host
* @irq_invert_polarity: IRQ line is connected with reversed polarity
+ * @autosleep: bool to enable/disable stmpe autosleep
+ * @autosleep_timeout: inactivity timeout in milliseconds for autosleep
* @irq_base: base IRQ number. %STMPE_NR_IRQS irqs will be used, or
* %STMPE_NR_INTERNAL_IRQS if the GPIO driver is not used.
* @gpio: GPIO-specific platform data
@@ -182,6 +184,8 @@ struct stmpe_platform_data {
int irq_base;
unsigned int irq_trigger;
bool irq_invert_polarity;
+ bool autosleep;
+ int autosleep_timeout;
struct stmpe_gpio_platform_data *gpio;
struct stmpe_keypad_platform_data *keypad;
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