/*?linux/arch/arm/mach-s5pv210/adc.c
?*
?*?This?program?is?free?software;?you?can?redistribute?it?and/or?modify
?*?it?under?the?terms?of?the?GNU?General?Public?License?as?published?by
?*?the?Free?Software?Foundation;?either?version?2?of?the?License?or
?*?（at?your?option）?any?later?version.
?*
?*?This?program?is?distributed?in?the?hope?that?it?will?be?useful
?*?but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of
?*?MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the
?*?GNU?General?Public?License?for?more?details.
?*
?*?You?should?have?received?a?copy?of?the?GNU?General?Public?License
?*?along?with?this?program;?if?not?write?to?the?Free?Software
?*?Foundation?Inc.?59?Temple?Place?Suite?330?Boston?MA?02111-1307?USA
?*
?*?Copyright?（c）?2004?Arnaud?Patard?
?*?iPAQ?H1940?touchscreen?support
?*
?*?ChangeLog
?*
?*?2004-09-05:?Herbert?P?tzl?
?*	-?added?clock?（de-）allocation?code
?*
?*?2005-03-06:?Arnaud?Patard?
?*??????-?h1940_?->?s3c24xx?（this?driver?is?now?also?used?on?the?n30
?*????????machines?:P）
?*??????-?Debug?messages?are?now?enabled?with?the?config?option
?*????????TOUCHSCREEN_S3C_DEBUG
?*??????-?Changed?the?way?the?value?are?read
?*??????-?Input?subsystem?should?now?work
?*??????-?Use?ioremap?and?readl/writel
?*
?*?2005-03-23:?Arnaud?Patard?
?*??????-?Make?use?of?some?undocumented?features?of?the?touchscreen
?*????????controller
?*
?*/


#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?

#include?
#include?
#include?

#include?
#include?
#include?

#define?ADC_MINOR	131
#define?ADC_INPUT_PIN	_IOW（‘S‘?0x0c?unsigned?long）

#define?ADC_WITH_TOUCHSCREEN

static?struct?clk	*adc_clock;

static?void?__iomem	*base_addr;
static?int?adc_port;
struct?s3c_adc_mach_info?*plat_data;

#ifdef?ADC_WITH_TOUCHSCREEN
static?DEFINE_MUTEX（adc_mutex）;

static?unsigned?long?data_for_ADCCON;
static?unsigned?long?data_for_ADCTSC;

static?void?s3c_adc_save_SFR_on_ADC（void）
{
	data_for_ADCCON?=?readl（base_addr?+?S3C_ADCCON）;
	data_for_ADCTSC?=?readl（base_addr?+?S3C_ADCTSC）;
}

static?void?s3c_adc_restore_SFR_on_ADC（void）
{
	writel（data_for_ADCCON?base_addr?+?S3C_ADCCON）;
	writel（data_for_ADCTSC?base_addr?+?S3C_ADCTSC）;
}
#else
static?struct?resource	*adc_mem;
#endif

static?int?s3c_adc_open（struct?inode?*inode?struct?file?*file）
{
	return?0;
}

static?unsigned?int?s3c_adc_convert（void）
{
	unsigned?int?adc_return?=?0;
	unsigned?long?data0;
	unsig

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????9607??2012-09-12?18:44??adc\adc_drv\adc_drv.c

?????文件?????103762??2012-09-12?18:43??adc\adc_drv\adc_drv.ko

?????文件????????279??2012-08-16?16:06??adc\adc_drv\Makefile

?????文件???????6399??2012-11-06?16:48??adc\adc_test\adc_test

?????文件????????518??2012-08-16?15:20??adc\adc_test\adc_test.c

?????文件???????1772??2012-11-06?16:48??adc\adc_test\adc_test.o

?????文件????????294??2012-08-16?14:53??adc\adc_test\Makefile

?????目錄??????????0??2013-01-13?20:16??adc\adc_drv

?????目錄??????????0??2013-01-13?20:16??adc\adc_test

?????目錄??????????0??2013-01-13?20:16??adc

-----------?---------??----------?-----??----

???????????????122631????????????????????10