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-rw-r--r--recipes-kernel/linux/linux-yocto-dev/h1940/0012-ARM-h1940-increase-oversampling-shift.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-yocto-dev/h1940/0012-ARM-h1940-increase-oversampling-shift.patch b/recipes-kernel/linux/linux-yocto-dev/h1940/0012-ARM-h1940-increase-oversampling-shift.patch
new file mode 100644
index 0000000..b5f9fc0
--- /dev/null
+++ b/recipes-kernel/linux/linux-yocto-dev/h1940/0012-ARM-h1940-increase-oversampling-shift.patch
@@ -0,0 +1,29 @@
+From e54bcd58d416162f8cb1b191c7cff81ecd660137 Mon Sep 17 00:00:00 2001
+From: Vasily Khoruzhick <anarsoul@gmail.com>
+Date: Sun, 18 Dec 2011 11:47:03 +0300
+Subject: [PATCH 12/12] ARM: h1940: increase oversampling shift
+
+4 samples seems to be not enough for touchscreen driver
+to work accurately
+
+Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
+---
+ arch/arm/mach-s3c24xx/mach-h1940.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/arch/arm/mach-s3c24xx/mach-h1940.c b/arch/arm/mach-s3c24xx/mach-h1940.c
+index 6b45688..ca54dea 100644
+--- a/arch/arm/mach-s3c24xx/mach-h1940.c
++++ b/arch/arm/mach-s3c24xx/mach-h1940.c
+@@ -181,7 +181,7 @@ static struct s3c2410_udc_mach_info h1940_udc_cfg __initdata = {
+ static struct s3c2410_ts_mach_info h1940_ts_cfg __initdata = {
+ .delay = 10000,
+ .presc = 49,
+- .oversampling_shift = 2,
++ .oversampling_shift = 5,
+ .cfg_gpio = s3c24xx_ts_cfg_gpio,
+ };
+
+--
+1.8.4
+