diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-s3c2410/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-s3c2410/mach-h1940.c | 1 | ||||
| -rw-r--r-- | arch/arm/plat-s3c24xx/Kconfig | 5 | ||||
| -rw-r--r-- | arch/arm/plat-s3c24xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/plat-s3c24xx/setup-ts.c | 34 | ||||
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/ts.h | 4 |
6 files changed, 46 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig index a4c0b3fcdbb..7245a55795d 100644 --- a/arch/arm/mach-s3c2410/Kconfig +++ b/arch/arm/mach-s3c2410/Kconfig @@ -77,6 +77,7 @@ config ARCH_H1940 select PM_H1940 if PM select S3C_DEV_USB_HOST select S3C_DEV_NAND + select S3C2410_SETUP_TS help Say Y here if you are using the HP IPAQ H1940 diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c index b1f7dbb3bb6..779b45b3f80 100644 --- a/arch/arm/mach-s3c2410/mach-h1940.c +++ b/arch/arm/mach-s3c2410/mach-h1940.c @@ -146,6 +146,7 @@ static struct s3c2410_ts_mach_info h1940_ts_cfg __initdata = { .delay = 10000, .presc = 49, .oversampling_shift = 2, + .cfg_gpio = s3c24xx_ts_cfg_gpio, }; /** diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig index 3ce8f010b3c..984bf66826d 100644 --- a/arch/arm/plat-s3c24xx/Kconfig +++ b/arch/arm/plat-s3c24xx/Kconfig @@ -164,4 +164,9 @@ config S3C24XX_SIMTEC_AUDIO help Add audio devices for common Simtec S3C24XX boards +config S3C2410_SETUP_TS + bool + help + Compile in platform device definition for Samsung TouchScreen. + endif diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile index 44aea8868f8..c2064c30871 100644 --- a/arch/arm/plat-s3c24xx/Makefile +++ b/arch/arm/plat-s3c24xx/Makefile @@ -38,6 +38,7 @@ obj-$(CONFIG_S3C2410_CPUFREQ_UTILS) += s3c2410-cpufreq-utils.o # device specific setup and/or initialisation obj-$(CONFIG_ARCH_S3C2410) += setup-i2c.o +obj-$(CONFIG_S3C2410_SETUP_TS) += setup-ts.o # SPI gpio central GPIO functions diff --git a/arch/arm/plat-s3c24xx/setup-ts.c b/arch/arm/plat-s3c24xx/setup-ts.c new file mode 100644 index 00000000000..ed263866367 --- /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 <linux/kernel.h> +#include <linux/gpio.h> + +struct platform_device; /* don't need the contents */ + +#include <mach/hardware.h> +#include <mach/regs-gpio.h> + +/** + * 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); +} diff --git a/arch/arm/plat-samsung/include/plat/ts.h b/arch/arm/plat-samsung/include/plat/ts.h index 8a51675f6b0..26fdb22e0fc 100644 --- a/arch/arm/plat-samsung/include/plat/ts.h +++ b/arch/arm/plat-samsung/include/plat/ts.h @@ -14,8 +14,12 @@ struct s3c2410_ts_mach_info { int delay; int presc; int oversampling_shift; + void (*cfg_gpio)(struct platform_device *dev); }; extern void s3c24xx_ts_set_platdata(struct s3c2410_ts_mach_info *); +/* defined by architecture to configure gpio */ +extern void s3c24xx_ts_cfg_gpio(struct platform_device *dev); + #endif /* __ASM_ARM_TS_H */ |