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authorMichael Trimarchi <trimarchi@gandalf.sssup.it>2009-11-26 01:51:19 +0100
committerPaul Fertser <fercerpav@gmail.com>2009-11-26 11:24:07 +0300
commitbdaf2752eb06b600098f89661baa3e478cd52105 (patch)
treedfd56aa8299cd0d8aa9aea6a2007c2aca6d14962
parent8c65792a5c83c76d662a617a7c4e1ae8104bb6a5 (diff)
input: lis302dl: fix the resume path
This fix the resume path of the accelerometer. If the accelerometer is not power up, restore to initial status. Move the REG_CTRL1 to the last one position avoid writing on the register when the device is in power down mode. Signed-off-by: Michael Trimarchi <michael@panicking.kicks-ass.org> Signed-off-by: Paul Fertser <fercerpav@gmail.com>
-rw-r--r--drivers/input/misc/lis302dl.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/input/misc/lis302dl.c b/drivers/input/misc/lis302dl.c
index f31e5488440..d345bfb2718 100644
--- a/drivers/input/misc/lis302dl.c
+++ b/drivers/input/misc/lis302dl.c
@@ -818,7 +818,6 @@ static int __devexit lis302dl_remove(struct spi_device *spi)
#ifdef CONFIG_PM
static u8 regs_to_save[] = {
- LIS302DL_REG_CTRL1,
LIS302DL_REG_CTRL2,
LIS302DL_REG_CTRL3,
LIS302DL_REG_FF_WU_CFG_1,
@@ -833,7 +832,7 @@ static u8 regs_to_save[] = {
LIS302DL_REG_CLICK_TIME_LIMIT,
LIS302DL_REG_CLICK_LATENCY,
LIS302DL_REG_CLICK_WINDOW,
-
+ LIS302DL_REG_CTRL1,
};
static int lis302dl_suspend(struct spi_device *spi, pm_message_t state)
@@ -906,11 +905,6 @@ static int lis302dl_resume(struct spi_device *spi)
if (__lis302dl_reset_device(lis))
dev_err(&spi->dev, "device BOOT reload failed\n");
- lis->regs[LIS302DL_REG_CTRL1] |= LIS302DL_CTRL1_PD |
- LIS302DL_CTRL1_Xen |
- LIS302DL_CTRL1_Yen |
- LIS302DL_CTRL1_Zen;
-
/* restore registers after resume */
for (n = 0; n < ARRAY_SIZE(regs_to_save); n++)
__reg_write(lis, regs_to_save[n], lis->regs[regs_to_save[n]]);