When git kernel tree is used on a OMAP3EVM board file for touch screen
testing, it shows lot of jitter. With this patch the jitter can be
reduced.
Signed-off-by: Naveen Atmakuri <[EMAIL PROTECTED]>
---
arch/arm/mach-omap2/board-omap3evm.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-omap3evm.c
b/arch/arm/mach-omap2/board-omap3evm.c
index 4963f0f..9a4784e 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -27,6 +27,8 @@
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
+#include <linux/io.h>
+#include <linux/delay.h>
#include <mach/gpio.h>
#include <mach/keypad.h>
@@ -132,8 +134,16 @@ static int ads7846_get_pendown_state(void)
}
struct ads7846_platform_data ads7846_config = {
+ .x_max = 0x0fff,
+ .y_max = 0x0fff,
+ .x_plate_ohms = 180,
+ .pressure_max = 255,
+ .debounce_max = 10,
+ .debounce_tol = 3,
+ .debounce_rep = 1,
.get_pendown_state = ads7846_get_pendown_state,
.keep_vref_on = 1,
+ .settle_delay_usecs = 150,
};
static struct omap2_mcspi_device_config ads7846_mcspi_config = {
--
1.5.6
Warm Regards,
Naveen Atmakuri.
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