diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-05-11 08:44:27 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-11 08:44:31 -0400 |
| commit | 41fb454ebe6024f5c1e3b3cbc0abc0da762e7b51 (patch) | |
| tree | 51c50bcb67a5039448ddfa1869d7948cab1217e9 /include/linux/spi/ad7879.h | |
| parent | 19c1a6f5764d787113fa323ffb18be7991208f82 (diff) | |
| parent | 091bf7624d1c90cec9e578a18529f615213ff847 (diff) | |
Merge commit 'v2.6.30-rc5' into core/iommu
Merge reason: core/iommu was on an .30-rc1 base,
update it to .30-rc5 to refresh.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/spi/ad7879.h')
| -rw-r--r-- | include/linux/spi/ad7879.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/spi/ad7879.h b/include/linux/spi/ad7879.h new file mode 100644 index 000000000000..4231104c9afa --- /dev/null +++ b/include/linux/spi/ad7879.h | |||
| @@ -0,0 +1,35 @@ | |||
| 1 | /* linux/spi/ad7879.h */ | ||
| 2 | |||
| 3 | /* Touchscreen characteristics vary between boards and models. The | ||
| 4 | * platform_data for the device's "struct device" holds this information. | ||
| 5 | * | ||
| 6 | * It's OK if the min/max values are zero. | ||
| 7 | */ | ||
| 8 | struct ad7879_platform_data { | ||
| 9 | u16 model; /* 7879 */ | ||
| 10 | u16 x_plate_ohms; | ||
| 11 | u16 x_min, x_max; | ||
| 12 | u16 y_min, y_max; | ||
| 13 | u16 pressure_min, pressure_max; | ||
| 14 | |||
| 15 | /* [0..255] 0=OFF Starts at 1=550us and goes | ||
| 16 | * all the way to 9.440ms in steps of 35us. | ||
| 17 | */ | ||
| 18 | u8 pen_down_acc_interval; | ||
| 19 | /* [0..15] Starts at 0=128us and goes all the | ||
| 20 | * way to 4.096ms in steps of 128us. | ||
| 21 | */ | ||
| 22 | u8 first_conversion_delay; | ||
| 23 | /* [0..3] 0 = 2us, 1 = 4us, 2 = 8us, 3 = 16us */ | ||
| 24 | u8 acquisition_time; | ||
| 25 | /* [0..3] Average X middle samples 0 = 2, 1 = 4, 2 = 8, 3 = 16 */ | ||
| 26 | u8 averaging; | ||
| 27 | /* [0..3] Perform X measurements 0 = OFF, | ||
| 28 | * 1 = 4, 2 = 8, 3 = 16 (median > averaging) | ||
| 29 | */ | ||
| 30 | u8 median; | ||
| 31 | /* 1 = AUX/VBAT/GPIO set to GPIO Output */ | ||
| 32 | u8 gpio_output; | ||
| 33 | /* Initial GPIO pin state (valid if gpio_output = 1) */ | ||
| 34 | u8 gpio_default; | ||
| 35 | }; | ||
