From 5bfdca146edc558ae6b3bac6b05dc5b1f094fbf3 Mon Sep 17 00:00:00 2001 From: Naveen Krishna Date: Tue, 18 May 2010 20:44:27 +0900 Subject: ARM: SAMSUNG: Implements cfg_gpio function for Samsung touchscreen This patch implements cfg_gpio function for Samsung touchscreen. And also modifies the H1940 machine respectively. Signed-off-by: Naveen Krishna Ch Signed-off-by: Kukjin Kim Signed-off-by: Ben Dooks --- arch/arm/plat-s3c24xx/setup-ts.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/arm/plat-s3c24xx/setup-ts.c (limited to 'arch/arm/plat-s3c24xx/setup-ts.c') diff --git a/arch/arm/plat-s3c24xx/setup-ts.c b/arch/arm/plat-s3c24xx/setup-ts.c new file mode 100644 index 0000000..ed26386 --- /dev/null +++ b/arch/arm/plat-s3c24xx/setup-ts.c @@ -0,0 +1,34 @@ +/* linux/arch/arm/plat-s3c24xx/setup-ts.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Based on S3C24XX setup for i2c device + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include + +struct platform_device; /* don't need the contents */ + +#include +#include + +/** + * s3c24xx_ts_cfg_gpio - configure gpio for s3c2410 systems + * + * Configure the GPIO for the S3C2410 system, where we have external FETs + * connected to the device (later systems such as the S3C2440 integrate + * these into the device). + */ +void s3c24xx_ts_cfg_gpio(struct platform_device *dev) +{ + s3c2410_gpio_cfgpin(S3C2410_GPG(12), S3C2410_GPG12_XMON); + s3c2410_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPG13_nXPON); + s3c2410_gpio_cfgpin(S3C2410_GPG(14), S3C2410_GPG14_YMON); + s3c2410_gpio_cfgpin(S3C2410_GPG(15), S3C2410_GPG15_nYPON); +} -- cgit v1.1