/* * 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 Pötzl * - 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 USE_12BITS_ADC //#define USE_10BITS_ADC #define LEVEL0_MIN 2980 /*0%~25%*/ #define LEVEL0_MAX 3581 #define LEVEL1_MIN 3582 /*25%~50%*/ /*3.67V*/ /*3582*/ #define LEVEL1_MAX 3666 #define LEVEL2_MIN 3667 /*50%~75%*/ /*3.78V*/ /*3692*/ /*-25*/ #define LEVEL2_MAX 3778 #define LEVEL3_MIN 3779 /*75%~99%*/ /*3.92V*/ /*3829*/ /*-50*/ #define LEVEL3_MAX 4004 #define BATTERY_FULL 4005 /*100%*/ /*4.1V*/ /*4005*/ #define ADC_sample_count 100 //25 /*joey modify ADC read method to catch top 5 low value 2009/12/21*/ #define ADC_jig_voltage 3700 /*joey for ENV ADC to voltage 2010/01/15*/ #define ADC_READ_LEVEL_VAULE _IOR('S', 0x01, unsigned long) #define ADC_READ_INPUT_SOURCE_STATUS _IOR('S', 0x02, unsigned long) #define ADC_SET_PM_WKUP_SOURCE _IOW('S', 0x03, unsigned long) #define ADC_READ_RAW_VAULE _IOR('S', 0x04, unsigned long) #define ADC_POWER_OFF _IO ('S', 0x05) #define ADC_READ_INPUT_POWER_STATUS _IOR('S', 0x06, unsigned long) #define ADC_READ_CHARGING_STATUS _IOR('S', 0x07, unsigned long) #define ADC_SET_PM_FUNCTION_POWER _IOW('S', 0x08, unsigned long) #ifdef CONFIG_PM_CPU_MODE #define ADC_SET_CPU_PM_MODE _IOW('S', 0x09, unsigned long) #endif #define ADC_READ_WAKEUP_SOURCE _IOR('S', 0x0A, unsigned long) #define ADC_READ_POWER_FAIL_STATUS _IOR('S', 0x0B, unsigned long) #define ADC_READ_LEVEL_VAULE_TOOL _IOR('S', 0x10, unsigned long) /*qisda joey add for tool read 20091207*/ #define ADC_READ_RAW_VAULE_TOOL _IOR('S', 0x11, unsigned long) /*qisda joey add for tool read 20091207*/ #define HIGH_LOW_PULSE _IOR('S', 0x12, unsigned long) #define ADC_READ_ENV _IOR('S', 0x13, unsigned long) /*joey for ENV ADC read/write 2010/01/13*/ #define ADC_GET_ENV _IOR('S', 0x14, unsigned long) /*joey for ENV ADC read/write 2010/01/13*/ #define ADC_READ_VOLTAGE _IOR('S', 0x15, unsigned long) /*joey for ENV ADC to voltage 2010/01/15*/ /* 2010/1/21, weichen, for handling events during suspend */ #if defined (CONFIG_PM_PLATFORM_POWER_SAVING) #define ADC_CLEAR_WAKEUP_EVENT _IOW('S', 0x20, unsigned long) #endif //#define ADC_INPUT_PIN _IOW('S', 0x0c, unsigned long) /*Qisda Qube 20091103 for Smart card power control*/ #define ADC_SMARTCARD_PWR _IOR('S', 0x8F, unsigned long) /*Qisda Qube 20091103 for Smart card power control*/ #define NON_ZERO_VALUE 0xFF #define INPUT_SOURCE_USB 0 #define INPUT_SOURCE_CHARGER 1 #define INPUT_SOURCE_NOTHING 2 unsigned int wkup_srce = NON_ZERO_VALUE; #ifdef CONFIG_PM_CPU_MODE unsigned char pm_cpu_mode = 0; #endif /* 2010/1/21, weichen, for handling events during suspend */ #if defined (CONFIG_PM_PLATFORM_POWER_SAVING) unsigned int g_wakeup_event_occurs = 0; #endif #define ADC_PM_DEBUG_PORT (0x00000003) #define ADC_PM_WIFI (0x0000000C) #define ADC_PM_AUDIO (0x00000030) #define ADC_PM_SD (0x000000C0) #define ADC_PM_TCON (0x00000300) #define ADC_PM_USB (0x00000C00) #define ADC_PM_TOUCH (0x0000F000) #define ADC_PM_SMART_CARD (0x00030000) #define ADC_PM_3G_MODULE (0x000C0000) #define ADC_PM_I2C (0x00300000) extern int IsWallCharger(void); /* Qisda, ShiYong Lin, 2009/10/27, Modify for exception in IsWallCharger function {*/ extern int charging_source; /* } Qisda, ShiYong Lin, 2009/10/27, Modify for exception in IsWallCharger function */ // Qisda, 2010/02/18, TN Wei, sleep mode wakes up for usb event { //extern int sleeping_cha_event; // Qisda, 2010/02/18, TN Wei, sleep mode wakes up for usb event } #define ADC_MINOR 131 #if defined(CONFIG_CPU_S3C2443) #define ADC_ENV(x) (S3C2410_ADCCON_PRSCVL(49)) #else #define ADC_ENV(x) (S3C2410_ADCCON_PRSCVL(49) | S3C2410_ADCCON_SELMUX(x)) #endif struct s3c_adc_mach_info { int delay; int presc; int resol_bit; }; /* ADC default configuration */ struct s3c_adc_mach_info s3c_adc_cfg __initdata = { .delay = 10000, .presc = 49, //#if defined(CONFIG_CPU_S3C2450) || defined(CONFIG_CPU_S3C2416) || defined(CONFIG_CPU_S3C6410) //.resol_bit = 12, //#else /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status {*/ .resol_bit = 12, /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status }*/ //#endif }; int average_adc_value_keep1 = 9999; /*joey add to keep ADC will always return lower one 2009/12/28*/ int average_adc_value_keep2 = 9999; /*joey add to keep ADC will always return lower one 2009/12/28*/ static struct clk *adc_clock; static void __iomem *base_addr; static DEFINE_MUTEX(adc_mutex); static unsigned long data_for_ADCCON; static unsigned long data_for_ADCTSC; static int adc_port = 0; static unsigned long env_adc_value; /*joey for ENV ADC to voltage 2010/01/15*/ static void s3c_adc_save_SFR_on_ADC(void) { data_for_ADCCON = readl(base_addr+S3C2410_ADCCON); data_for_ADCTSC = readl(base_addr+S3C2410_ADCTSC); } static void s3c_adc_restore_SFR_on_ADC(void) { writel(data_for_ADCCON, base_addr+S3C2410_ADCCON); writel(data_for_ADCTSC, base_addr+S3C2410_ADCTSC); } static int s3c_adc_open(struct inode *inode, struct file *file) { return 0; } /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status {*/ #ifdef USE_10BITS_ADC static ssize_t s3c_adc_read(struct file *file, char __user * buffer, size_t size, loff_t * pos) { unsigned long data0; unsigned long data1; int adc_value = 0; // printk(KERN_INFO " s3c_adc_read() entered\n"); mutex_lock(&adc_mutex); s3c_adc_save_SFR_on_ADC(); writel(0x0, base_addr+S3C2410_ADCCON); writel(0x58, base_addr+S3C2410_ADCTSC); udelay(10); writel(ADC_ENV(adc_port)|S3C2410_ADCCON_STDBM, base_addr+S3C2410_ADCCON); #if defined(CONFIG_CPU_S3C2443) writel(S3C2410_ADCCON_SELMUX(adc_port), base_addr+S3C2410_ADCMUX); #endif udelay(10); writel(S3C2410_ADCCON_PRSCEN|ADC_ENV(adc_port)|S3C2410_ADCCON_ENABLE_START, base_addr+S3C2410_ADCCON); do{ data0 = readl(base_addr+S3C2410_ADCCON); } while(!(data0 & S3C2410_ADCCON_ECFLG)); data1 = readl(base_addr+S3C2410_ADCDAT0); adc_value = data1 & S3C2410_ADCDAT0_XPDATA_MASK; s3c_adc_restore_SFR_on_ADC(); mutex_unlock(&adc_mutex); // printk(KERN_INFO " Converted Value: %03d\n", adc_value); if (copy_to_user(buffer, &adc_value, sizeof(unsigned int))) { return -EFAULT; } return sizeof(unsigned int); } #else unsigned long s3c_adc_read(void) { unsigned long data0; unsigned long data1; int adc_value = 0; // printk("s3c_adc_read entered\n"); mutex_lock(&adc_mutex); s3c_adc_save_SFR_on_ADC(); writel(0x0, base_addr+S3C2410_ADCCON); writel(0x58, base_addr+S3C2410_ADCTSC); udelay(10); writel(ADC_ENV(adc_port)|S3C2410_ADCCON_STDBM, base_addr+S3C2410_ADCCON); #if defined(CONFIG_CPU_S3C2443) writel(S3C2410_ADCCON_SELMUX(adc_port), base_addr+S3C2410_ADCMUX); #else writel(0, base_addr+0x18); #endif udelay(10); writel(S3C2410_ADCCON_PRSCEN|ADC_ENV(adc_port)|S3C2410_ADCCON_ENABLE_START|S3C2450_ADCCON_RESSEL_12BIT, base_addr+S3C2410_ADCCON); do{ data0 = readl(base_addr+S3C2410_ADCCON); } while(!(data0 & S3C2410_ADCCON_ECFLG)); data1 = readl(base_addr+S3C2410_ADCDAT0); adc_value = data1 & S3C_ADCDAT1_YPDATA_MASK_12BIT; s3c_adc_restore_SFR_on_ADC(); mutex_unlock(&adc_mutex); // printk("Converted Value: %05d\n", adc_value); return adc_value; } #endif /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status }*/ void bubblesort(int *data, int n) /*joey modify ADC read method to catch top 5 low value 2009/12/21*/ { int i, j, temp; for (i = n - 1; i > 0; i--) { for (j = 0; j <= i - 1; j++) { if (data[j] > data[j + 1]) { temp = data[j]; data[j] = data[j + 1]; data[j + 1] = temp; } } } } static int s3c_adc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { int i = 0; int average_adc_value = 0; int env_adc_voltage; /*joey for ENV ADC to voltage 2010/01/15*/ #ifdef CONFIG_PM_PLATFORM_POWER_SAVING unsigned long data_mask = 0; /* BenQ, weichen, 2009/12/22, check the wakeup source of 2416 for MMI */ #else int data_mask = 0; #endif unsigned int ret = -ENOIOCTLCMD; unsigned long level = NON_ZERO_VALUE; unsigned long input_source = NON_ZERO_VALUE; int ADC_raw_data[ADC_sample_count]; /*joey modify ADC read method to catch top 5 low value 2009/12/21*/ #ifdef CONFIG_PM_PLATFORM_POWER_SAVING /* BenQ, weichen, 2009/12/22, check the wakeup source of 2416 for MMI */ void __user *uarg = (void __user *) arg; #endif switch (cmd) { /*Qisda Qube 20091103 for Smart card power control*/ case ADC_SMARTCARD_PWR: if(arg==0) { printk("Enable smard card power\n"); s3c2410_gpio_cfgpin(S3C2410_GPC3, S3C2410_GPC3_OUTP); s3c2410_gpio_setpin(S3C2410_GPC3,1); s3c2410_gpio_cfgpin(S3C2410_GPH2, S3C2410_GPH2_TXD0); s3c2410_gpio_cfgpin(S3C2410_GPH3, S3C2410_GPH3_RXD0); } else if(arg==3) { printk("Disable smard card power\n"); s3c2410_gpio_cfgpin(S3C2410_GPC3, S3C2410_GPC3_OUTP); s3c2410_gpio_setpin(S3C2410_GPC3,0); s3c2410_gpio_cfgpin(S3C2410_GPH2, S3C2410_GPH2_OUTP); s3c2410_gpio_setpin(S3C2410_GPH2,0); s3c2410_gpio_cfgpin(S3C2410_GPH3, S3C2410_GPH3_OUTP); s3c2410_gpio_setpin(S3C2410_GPH3,0); } return 0; /*Qisda Qube 20091103 for Smart card power control*/ /* case ADC_INPUT_PIN: adc_port = (unsigned int) arg; if (adc_port >= 4) printk(" %d is already reserved for TouchScreen\n", adc_port); return 0; */ case ADC_READ_INPUT_SOURCE_STATUS: //Read the level data from GPG1 //CHG_STA: 0 => no andy insertion source // 1 => There is an insertion existing in GPG /* Qisda, ShiYong Lin, 2009/10/27, Modify for exception in IsWallCharger function {*/ input_source = charging_source; put_user(input_source, (unsigned long __user *)arg); ret = 0; /* } Qisda, ShiYong Lin, 2009/10/27, Modify for exception in IsWallCharger function */ break; case ADC_SET_PM_WKUP_SOURCE: wkup_srce = (unsigned long) arg; printk("Wakeup parameter = %d\n", wkup_srce); /* Qisda, ShiYong Lin, 2009/09/28, Add the sleep event message when sleep {*/ //s3c_keypad_pm_sleep_message_to_ap(1); /* } Qisda, ShiYong Lin, 2009/09/28, Add the sleep event message when sleep */ ret = 0; break; case ADC_READ_LEVEL_VAULE: for(i=0; i average_adc_value_keep1) /*joey add to keep ADC will always return lower one 2009/12/28*/ // average_adc_value = average_adc_value_keep1; // } if (average_adc_value <= LEVEL0_MAX) { level = 0; } else if (average_adc_value <= LEVEL1_MAX && average_adc_value >= LEVEL1_MIN) { level = 1; } else if (average_adc_value <= LEVEL2_MAX && average_adc_value >= LEVEL2_MIN) { level = 2; } else if(average_adc_value <= LEVEL3_MAX && average_adc_value >= LEVEL3_MIN) { level = 3; } else if(average_adc_value >= BATTERY_FULL) { level = 4; } // printk("level = %d, ADC data = %d\n", (int)level, (int)average_adc_value); put_user(level, (unsigned long __user *)arg); // if((readl(S3C2410_GPGDAT)&(1<<1)) == 0) /*no usb charger */ // average_adc_value_keep1 = average_adc_value; /*joey add to keep ADC will always return lower one 2009/12/28*/ ret = 0; break; case ADC_READ_RAW_VAULE: for(i=0; i average_adc_value_keep2) /*joey add to keep ADC will always return lower one 2009/12/28*/ // average_adc_value = average_adc_value_keep2; // } printk("ADC data = %d\n", (int)average_adc_value); put_user(average_adc_value, (unsigned long __user *)arg); // if((readl(S3C2410_GPGDAT)&(1<<1)) == 0) /*no usb charger */ // average_adc_value_keep2 = average_adc_value; /*joey add to keep ADC will always return lower one 2009/12/28*/ ret = 0; break; case ADC_READ_LEVEL_VAULE_TOOL: /*qisda joey add for tool read 20091207*/ for(i=0; i<1000 ;i++) /*qisda joey modify from 20 to 1000 20091202*/ { udelay(1000); average_adc_value += s3c_adc_read(); } average_adc_value = average_adc_value/1000; /*qisda joey modify from 20 to 1000 20091202*/ if (average_adc_value <= LEVEL0_MAX) { level = 0; } else if (average_adc_value <= LEVEL1_MAX && average_adc_value >= LEVEL1_MIN) { level = 1; } else if (average_adc_value <= LEVEL2_MAX && average_adc_value >= LEVEL2_MIN) { level = 2; } else if(average_adc_value <= LEVEL3_MAX && average_adc_value >= LEVEL3_MIN) { level = 3; } else if(average_adc_value >= BATTERY_FULL) { level = 4; } // printk("level = %d, ADC data = %d\n", (int)level, (int)average_adc_value); put_user(level, (unsigned long __user *)arg); ret = 0; break; case ADC_READ_RAW_VAULE_TOOL: /*qisda joey add for tool read 20091207*/ for(i=0; i<1000 ;i++) /*qisda joey modify from 20 to 1000 20091202*/ { udelay(1000); average_adc_value += s3c_adc_read(); } average_adc_value = average_adc_value / 1000; /*qisda joey modify from 20 to 1000 20091202*/ printk("ADC data = %d\n", (int)average_adc_value); put_user(average_adc_value, (unsigned long __user *)arg); ret = 0; break; case ADC_POWER_OFF: printk("power off\n"); //writeb(0x0, 0xc8a30029); /*joey shut down SD bus power before p_keep pull low 2010/01/06*/ s3c_moviNAND_power_off(); msleep(100); #ifdef CONFIG_QISDA_BK060B00 s3c2410_gpio_cfgpin(S3C2410_GPD14, S3C2410_GPD14_OUTP); s3c2410_gpio_setpin(S3C2410_GPD14, 0); #else s3c2410_gpio_cfgpin(S3C2410_GPG0, S3C2410_GPG0_OUTP); s3c2410_gpio_setpin(S3C2410_GPG0, 0); #endif ret = 0; break; #ifdef CONFIG_QISDA_AS090B00_EVT1 case ADC_READ_INPUT_POWER_STATUS: data_mask = readl(S3C2410_GPHDAT); data_mask &= 0x1<<5; printk("GPH5 = %d\n", data_mask); ret = put_user(data_mask, (unsigned long __user *)arg); break; #endif case ADC_READ_CHARGING_STATUS: data_mask = readl(S3C2410_GPFDAT); data_mask &= 0x1<<6; if(data_mask) /*shiyong joey for asus 2009/12/15*/ data_mask = 1; else data_mask = 0; printk("GPF6 = %d\n", data_mask); ret = put_user(data_mask, (unsigned long __user *)arg); break; case ADC_SET_PM_FUNCTION_POWER: printk("ADC_SET_PM_FUNCTION_POWER\n"); #if defined(CONFIG_QISDA_AS090B00_EVT1_1) || defined(CONFIG_QISDA_AS090B00_EVT1) || defined(CONFIG_QISDA_QD060N00_DVT1_1) || defined(CONFIG_QISDA_QD090B00_EVT1) if((arg & ADC_PM_DEBUG_PORT)==0){ printk("ADC_PM_DEBUG_PORT, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPB6, S3C2410_GPB6_OUTP); s3c2410_gpio_setpin(S3C2410_GPB6, 0); s3c2410_gpio_cfgpin(S3C2410_GPH0, S3C2410_GPH0_OUTP); s3c2410_gpio_setpin(S3C2410_GPH0, 0); s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_OUTP); s3c2410_gpio_setpin(S3C2410_GPH1, 0); } else if((arg & ADC_PM_DEBUG_PORT)==1){ printk("ADC_PM_DEBUG_PORT, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPB6, S3C2410_GPB6_OUTP); s3c2410_gpio_setpin(S3C2410_GPB6, 0); s3c2410_gpio_cfgpin(S3C2410_GPH0, S3C2410_GPH0_nCTS0); s3c2410_gpio_cfgpin(S3C2410_GPH1, S3C2410_GPH1_nRTS0); } else if((arg & ADC_PM_DEBUG_PORT)==2){ printk("ADC_PM_DEBUG_PORT, 2 do special test\n"); } else{ printk("ADC_PM_DEBUG_PORT, 3 do nothing\n"); } //WIFI if(((arg & ADC_PM_WIFI) >> 2)==0){ printk("ADC_PM_WIFI, 0\n"); /* s3c2410_gpio_cfgpin(S3C2410_GPH12, S3C2410_GPH12_OUTP); s3c2410_gpio_setpin(S3C2410_GPH12, 0); writel(((readl(S3C2416_GPKCON) & ~(1<<13)) | (1<<12)), S3C2416_GPKCON); writel(((readl(S3C2416_GPKDAT) | 0<<6)), S3C2416_GPKDAT); writel(((readl(S3C2416_GPKCON) & ~(1<<11)) | (1<<10)), S3C2416_GPKCON); writel(((readl(S3C2416_GPKDAT) | 0<<5)), S3C2416_GPKDAT); //Signal s3c2410_gpio_cfgpin(S3C2410_GPE11, S3C2410_GPE11_OUTP); s3c2410_gpio_setpin(S3C2410_GPE11, 0); s3c2410_gpio_cfgpin(S3C2410_GPE12, S3C2410_GPE12_OUTP); s3c2410_gpio_setpin(S3C2410_GPE12, 0); s3c2410_gpio_cfgpin(S3C2410_GPE13, S3C2410_GPE13_OUTP); s3c2410_gpio_setpin(S3C2410_GPE13, 0); s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_OUTP); s3c2410_gpio_setpin(S3C2410_GPF3, 0); s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_OUTP); s3c2410_gpio_setpin(S3C2410_GPG4, 0); s3c2410_gpio_cfgpin(S3C2410_GPD8, S3C2410_GPD8_OUTP); s3c2410_gpio_setpin(S3C2410_GPD8, 0); s3c2410_gpio_cfgpin(S3C2410_GPL13, S3C2410_GPL13_OUTP); s3c2410_gpio_setpin(S3C2410_GPL13, 0); */ s3c2410_gpio_cfgpin(S3C2410_GPD8, S3C2410_GPD8_OUTP); s3c2410_gpio_setpin(S3C2410_GPD8, 0); msleep(100); s3c2410_gpio_cfgpin(S3C2410_GPE11, S3C2410_GPE11_OUTP); s3c2410_gpio_setpin(S3C2410_GPE11, 0); s3c2410_gpio_cfgpin(S3C2410_GPE12, S3C2410_GPE12_OUTP); s3c2410_gpio_setpin(S3C2410_GPE12, 0); s3c2410_gpio_cfgpin(S3C2410_GPE13, S3C2410_GPE13_OUTP); s3c2410_gpio_setpin(S3C2410_GPE13, 0); s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_OUTP); s3c2410_gpio_setpin(S3C2410_GPF3, 0); s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_OUTP); s3c2410_gpio_setpin(S3C2410_GPG4, 0); writel(((readl(S3C2410_GPHCON) & ~(1<<25)) | (1<<24)), S3C2410_GPHCON); /* GPH12, 3.3V */ writel((readl(S3C2410_GPHDAT) & ~(1<<12)), S3C2410_GPHDAT); writel(((readl(S3C2410_GPHUP) & ~(1<<25)) | (1<<24)), S3C2410_GPHUP); msleep(100); s3c2410_gpio_cfgpin(S3C2410_GPL13, S3C2410_GPL13_OUTP); s3c2410_gpio_setpin(S3C2410_GPL13, 0); writel(((readl(S3C2416_GPKCON) & ~(1<<13)) | (1<<12)), S3C2416_GPKCON); writel((readl(S3C2416_GPKDAT) & ~(1<<6)), S3C2416_GPKDAT); msleep(100); writel(((readl(S3C2416_GPKCON) & ~(1<<11)) | (1<<10)), S3C2416_GPKCON); writel((readl(S3C2416_GPKDAT) & ~(1<<5)), S3C2416_GPKDAT); msleep(100); } else if(((arg & ADC_PM_WIFI) >> 2)==1){ printk("ADC_PM_WIFI, 1\n"); // Powering on wifi is via the script file /* //power s3c2410_gpio_cfgpin(S3C2410_GPH12, S3C2410_GPH12_OUTP); s3c2410_gpio_setpin(S3C2410_GPH12, 1); writel(((readl(S3C2416_GPKCON) & ~(1<<13)) | (1<<12)), S3C2416_GPKCON); writel(((readl(S3C2416_GPKDAT) | 1<<6)), S3C2416_GPKDAT); writel(((readl(S3C2416_GPKCON) & ~(1<<11)) | (1<<10)), S3C2416_GPKCON); writel(((readl(S3C2416_GPKDAT) | 1<<5)), S3C2416_GPKDAT); //Signal s3c2410_gpio_cfgpin(S3C2410_GPE11, S3C2410_GPE11_SPIMISO0); s3c2410_gpio_cfgpin(S3C2410_GPE12, S3C2410_GPE12_SPIMOSI0); s3c2410_gpio_cfgpin(S3C2410_GPE13, S3C2410_GPE13_SPICLK0); s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_EINT3); s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_EINT12); s3c2410_gpio_cfgpin(S3C2410_GPD8, S3C2410_GPD8_OUTP); s3c2410_gpio_setpin(S3C2410_GPD8, 1); s3c2410_gpio_cfgpin(S3C2410_GPL13, S3C2410_GPL13_OUTP); s3c2410_gpio_setpin(S3C2410_GPL13, 1); */ /* s3c2410_gpio_setpin(S3C2410_GPH12, 1); msleep(100); s3c2410_gpio_setpin(S3C2410_GPIONO(S3C2416_GPIO_BANKK, 5), 1); msleep(100); s3c2410_gpio_setpin(S3C2410_GPIONO(S3C2416_GPIO_BANKK, 6), 1); msleep(100); s3c2410_gpio_setpin(S3C2410_GPD8, 1); msleep(100); s3c2410_gpio_setpin(S3C2410_GPD8, 0); msleep(100); s3c2410_gpio_setpin(S3C2410_GPD8, 1); msleep(100); */ } else if(((arg & ADC_PM_WIFI) >> 2)==2){ printk("ADC_PM_WIFI, 2 do special test\n"); } else{ printk("ADC_PM_WIFI, 3 do nothing\n"); } //Audio ok if(((arg & ADC_PM_AUDIO) >> 4)==0){ printk("ADC_PM_AUDIO, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPB10, S3C2410_GPB10_OUTP); s3c2410_gpio_setpin(S3C2410_GPB10, 0); s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_OUTP); s3c2410_gpio_setpin(S3C2410_GPE0, 0); s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_OUTP); s3c2410_gpio_setpin(S3C2410_GPE1, 0); s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_OUTP); s3c2410_gpio_setpin(S3C2410_GPE2, 0); s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_OUTP); s3c2410_gpio_setpin(S3C2410_GPE3, 0); s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_OUTP); s3c2410_gpio_setpin(S3C2410_GPE4, 0); s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP); s3c2410_gpio_setpin(S3C2410_GPF4, 0); #ifdef CONFIG_QISDA_AS090B00_EVT1 s3c2410_gpio_cfgpin(S3C2410_GPG3, S3C2410_GPG3_OUTP); s3c2410_gpio_setpin(S3C2410_GPG3, 0); #endif #if defined(CONFIG_QISDA_AS090B00_EVT1_1)|| defined (CONFIG_QISDA_QD090B00_EVT1) || defined(CONFIG_QISDA_QD060N00_DVT1_1) s3c2410_gpio_cfgpin(S3C2410_GPA1, S3C2410_GPA1_OUT); //s02 ????S3C2410_GPA1_OUT s3c2410_gpio_setpin(S3C2410_GPA1, 0); #endif } else if(((arg & ADC_PM_AUDIO) >> 4)==1){ printk("ADC_PM_AUDIO, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPB10, S3C2410_GPB10_OUTP); s3c2410_gpio_setpin(S3C2410_GPB10, 1); s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_I2SLRCK); s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_I2SSCLK); s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_CDCLK); s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_I2SSDI); s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_I2SSDO); s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_EINT4); s3c2410_gpio_pullup(S3C2410_GPF4, 2); #ifdef CONFIG_QISDA_AS090B00_EVT1 s3c2410_gpio_cfgpin(S3C2410_GPG3, S3C2410_GPG3_OUTP); //s01 s3c2410_gpio_setpin(S3C2410_GPG3, 1); #endif #if defined(CONFIG_QISDA_AS090B00_EVT1_1) || defined (CONFIG_QISDA_QD090B00_EVT1) || defined(CONFIG_QISDA_QD060N00_DVT1_1) s3c2410_gpio_cfgpin(S3C2410_GPA1, S3C2410_GPA1_OUT); //s02 ????S3C2410_GPA1_OUT s3c2410_gpio_setpin(S3C2410_GPA1, 1); #endif } else if(((arg & ADC_PM_AUDIO) >> 4)==2){ printk("ADC_PM_AUDIO, 2 do special test\n"); } else{ printk("ADC_PM_AUDIO, 3 do nothing\n"); } //SD ok if(((arg & ADC_PM_SD) >> 6)==0){ printk("ADC_PM_SD, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPG2, S3C2410_GPG2_OUTP); s3c2410_gpio_setpin(S3C2410_GPG2, 0); s3c2410_gpio_cfgpin(S3C2410_GPE5, S3C2410_GPE5_OUTP); s3c2410_gpio_setpin(S3C2410_GPE5, 0); s3c2410_gpio_cfgpin(S3C2410_GPE6, S3C2410_GPE6_OUTP); s3c2410_gpio_setpin(S3C2410_GPE6, 0); s3c2410_gpio_cfgpin(S3C2410_GPE7, S3C2410_GPE7_OUTP); s3c2410_gpio_setpin(S3C2410_GPE7, 0); s3c2410_gpio_cfgpin(S3C2410_GPE8, S3C2410_GPE8_OUTP); s3c2410_gpio_setpin(S3C2410_GPE8, 0); s3c2410_gpio_cfgpin(S3C2410_GPE9, S3C2410_GPE9_OUTP); s3c2410_gpio_setpin(S3C2410_GPE9, 0); s3c2410_gpio_cfgpin(S3C2410_GPE10, S3C2410_GPE10_OUTP); s3c2410_gpio_setpin(S3C2410_GPE10, 0); s3c2410_gpio_cfgpin(S3C2410_GPF1, S3C2410_GPF1_OUTP); s3c2410_gpio_setpin(S3C2410_GPF1, 0); } else if(((arg & ADC_PM_SD) >> 6)==1){ printk("ADC_PM_SD, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPG2, S3C2410_GPG2_OUTP); s3c2410_gpio_setpin(S3C2410_GPG2, 1); s3c2410_gpio_cfgpin(S3C2410_GPE5, S3C2450_GPE5_SD0_CLK); s3c2410_gpio_cfgpin(S3C2410_GPE6, S3C2450_GPE6_SD0_CMD); s3c2410_gpio_cfgpin(S3C2410_GPE7, S3C2450_GPE7_SD0_DAT0); s3c2410_gpio_cfgpin(S3C2410_GPE8, S3C2450_GPE8_SD0_DAT1); s3c2410_gpio_cfgpin(S3C2410_GPE9, S3C2450_GPE9_SD0_DAT2); s3c2410_gpio_cfgpin(S3C2410_GPE10, S3C2450_GPE10_SD0_DAT3); s3c2410_gpio_cfgpin(S3C2410_GPF1, S3C2410_GPF1_EINT1); s3c2410_gpio_setpin(S3C2410_GPF1, 0); } else if(((arg & ADC_PM_SD) >> 6)==2){ printk("ADC_PM_SD, 2 do special test\n"); } else{ printk("ADC_PM_SD, 3 do nothing\n"); } //TCON ivan interface ok if(((arg & ADC_PM_TCON) >> 8)==0){ //power and signal printk("ADC_PM_TCON, 0\n"); //AUO T-CON Standby Epaper_Enter_Standby_Mode(1); //AUO T-CON Sleep Epaper_Enter_Sleep_Mode(1); msleep(250); //Shutdown T-CON Power Epaper_Power(0); //Shutdown i80 of s3c EPaper_CloseLcdPort(); msleep(1000); } else if(((arg & ADC_PM_TCON) >> 8)==1){ //power and signal printk("ADC_PM_TCON, 1\n"); Epaper_SetLcdPort(); msleep(100); //sleep for RST_N pull high } else if(((arg & ADC_PM_TCON) >> 8)==2){ printk("ADC_PM_TCON, 2 do special test\n"); } else{ printk("ADC_PM_TCON, 3 do nothing\n"); } //USB ok if(((arg & ADC_PM_USB) >> 10)==0){ printk("ADC_PM_USB, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPD13, S3C2410_GPD13_OUTP); s3c2410_gpio_setpin(S3C2410_GPD13, 0); /* usb power enbale */ s3c2410_gpio_cfgpin(S3C2443_GPH14, S3C2443_GPH14_OUTP); s3c2410_gpio_setpin(S3C2443_GPH14, 0); } else if(((arg & ADC_PM_USB) >> 10)==1){ printk("ADC_PM_USB, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPD13, S3C2410_GPD13_OUTP); s3c2410_gpio_setpin(S3C2410_GPD13, 1); /* usb power enbale */ s3c2410_gpio_cfgpin(S3C2443_GPH14, S3C2443_GPH14_OUTP); s3c2410_gpio_setpin(S3C2443_GPH14, 1); } else if(((arg & ADC_PM_USB) >> 10)==2){ printk("ADC_PM_USB, 2 do special test\n"); } else{ printk("ADC_PM_USB, 3 do nothing\n"); } //Touch GPIO ok, 12~15 if(((arg & ADC_PM_TOUCH) >> 12)==0){ printk("ADC_PM_TOUCH, 0\n"); // s3c2410_gpio_cfgpin(S3C2410_GPB3, S3C2410_GPB3_OUTP); // s3c2410_gpio_setpin(S3C2410_GPB3, 0); s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP); s3c2410_gpio_setpin(S3C2410_GPF2, 0); #ifdef CONFIG_QISDA_BK060B00 s3c2410_gpio_cfgpin(S3C2410_GPD10, S3C2410_GPD10_OUTP); s3c2410_gpio_setpin(S3C2410_GPD10, 0); #else s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); s3c2410_gpio_setpin(S3C2410_GPF5, 0); #endif } else if(((arg & ADC_PM_TOUCH) >> 12)==1){ //power on printk("ADC_PM_TOUCH, 1\n"); // s3c2410_gpio_cfgpin(S3C2410_GPB3, S3C2410_GPB3_OUTP); // s3c2410_gpio_setpin(S3C2410_GPB3, 1); s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_INP); #ifdef CONFIG_QISDA_BK060B00 s3c2410_gpio_cfgpin(S3C2410_GPD10, S3C2410_GPD10_OUTP); s3c2410_gpio_setpin(S3C2410_GPD10, 1); #else s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); s3c2410_gpio_setpin(S3C2410_GPF5, 1); #endif } else if(((arg & ADC_PM_TOUCH) >> 12)==2){ //power on () + touch active mode (touch ioctl) printk("ADC_PM_TOUCH, 2 Touch GPIO on and Enter Active\n"); s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_INP); #ifdef CONFIG_QISDA_BK060B00 s3c2410_gpio_cfgpin(S3C2410_GPD10, S3C2410_GPD10_OUTP); s3c2410_gpio_setpin(S3C2410_GPD10, 1); #else s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); s3c2410_gpio_setpin(S3C2410_GPF5, 1); #endif } else if(((arg & ADC_PM_TOUCH) >> 12)==3){ //power on + touch sleep mode (via touch ioctl) printk("ADC_PM_TOUCH, 3 Touch GPIO on and Enter Sleep\n"); s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_INP); #ifdef CONFIG_QISDA_BK060B00 s3c2410_gpio_cfgpin(S3C2410_GPD10, S3C2410_GPD10_OUTP); s3c2410_gpio_setpin(S3C2410_GPD10, 1); #else s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); s3c2410_gpio_setpin(S3C2410_GPF5, 1); #endif } else if(((arg & ADC_PM_TOUCH) >> 12)==4){ //power on + touch deep sleep mode (via touch ioctl) printk("ADC_PM_TOUCH, 4 Touch GPIO on and Enter Deep sleep\n"); s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_INP); #ifdef CONFIG_QISDA_BK060B00 s3c2410_gpio_cfgpin(S3C2410_GPD10, S3C2410_GPD10_OUTP); s3c2410_gpio_setpin(S3C2410_GPD10, 1); #else s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); s3c2410_gpio_setpin(S3C2410_GPF5, 1); #endif } else{ printk("ADC_PM_TOUCH, 5~15 do nothing\n"); } //SMART_CARD ok if(((arg & ADC_PM_SMART_CARD) >> 16)==0){ printk("ADC_PM_SMART_CARD, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPC3, S3C2410_GPC3_OUTP); s3c2410_gpio_setpin(S3C2410_GPC3, 0); s3c2410_gpio_cfgpin(S3C2410_GPH2, S3C2410_GPH2_OUTP); s3c2410_gpio_setpin(S3C2410_GPH2, 0); s3c2410_gpio_cfgpin(S3C2410_GPH3, S3C2410_GPH3_OUTP); s3c2410_gpio_setpin(S3C2410_GPH3, 0); } else if(((arg & ADC_PM_SMART_CARD) >> 16)==1){ printk("ADC_PM_SMART_CARD, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPC3, S3C2410_GPC3_OUTP); s3c2410_gpio_setpin(S3C2410_GPC3, 1); s3c2410_gpio_cfgpin(S3C2410_GPH2, S3C2410_GPH2_TXD0); s3c2410_gpio_cfgpin(S3C2410_GPH3, S3C2410_GPH3_RXD0); } else if(((arg & ADC_PM_SMART_CARD) >> 16)==2){ printk("ADC_PM_SMART_CARD, 2 do special test\n"); } else{ printk("ADC_PM_SMART_CARD, 3 do nothing\n"); } //SMART_CARD ok if(((arg & ADC_PM_3G_MODULE) >> 18)==0){ printk("ADC_PM_3G_MODULE, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPG3, S3C2410_GPG3_OUTP); s3c2410_gpio_setpin(S3C2410_GPG3, 0); s3c2410_gpio_cfgpin(S3C2410_GPH8, S3C2410_GPH8_OUTP); s3c2410_gpio_setpin(S3C2410_GPH8, 0); s3c2410_gpio_cfgpin(S3C2410_GPH9, S3C2410_GPH9_OUTP); s3c2410_gpio_setpin(S3C2410_GPH9, 0); s3c2410_gpio_cfgpin(S3C2410_GPH11, S3C2410_GPH11_OUTP); s3c2410_gpio_setpin(S3C2410_GPH11, 0); } else if(((arg & ADC_PM_3G_MODULE) >> 18)==1){ printk("ADC_PM_3G_MODULE, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPG3, S3C2410_GPG3_OUTP); s3c2410_gpio_setpin(S3C2410_GPG3, 1); s3c2410_gpio_cfgpin(S3C2410_GPH8, S3C2410_GPH8_OUTP); s3c2410_gpio_setpin(S3C2410_GPH8, 1); // s3c2410_gpio_cfgpin(S3C2410_GPH9, S3C2410_GPH9_OUTP); // s3c2410_gpio_setpin(S3C2410_GPH9, 0); s3c2410_gpio_cfgpin(S3C2410_GPH11, S3C2410_GPH11_OUTP); s3c2410_gpio_setpin(S3C2410_GPH11, 1); } else if(((arg & ADC_PM_3G_MODULE) >> 18)==2){ printk("ADC_PM_3G_MODULE, 2 do special test\n"); } else{ printk("ADC_PM_3G_MODULE, 3 do nothing\n"); } //ADC_PM_I2C ok if(((arg & ADC_PM_I2C) >> 20)==0){ printk("ADC_PM_I2C, 0\n"); s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_OUTP); s3c2410_gpio_setpin(S3C2410_GPE14, 0); // IICSCL s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_OUTP); s3c2410_gpio_setpin(S3C2410_GPE15, 0); // IICSDA } else if(((arg & ADC_PM_I2C) >> 20)==1){ printk("ADC_PM_I2C, 1\n"); s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_IICSDA); s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_IICSCL); } else if(((arg & ADC_PM_I2C) >> 20)==2){ printk("ADC_PM_I2C, 2 do special test\n"); } else{ printk("ADC_PM_I2C, 3 do nothing\n"); } #endif ret = 0; break; #ifdef CONFIG_PM_CPU_MODE case ADC_SET_CPU_PM_MODE: // 0 ADC_CPU_DEVICE_SLEEP: // 1 ADC_CPU_STOP: // 2 ADC_CPU_DEEP_STOP: // 3 ADC_CPU_IDLE: // 4 ADC_CPU_SLEEP: pm_cpu_mode = (unsigned char) arg; // s3c2410_sleep_enter(); printk("cpu_pm_mode parameter = %d\n", pm_cpu_mode); ret = 0; break; #endif /* BenQ, weichen, 2009/12/22, check the wakeup source of 2416 for MMI */ case ADC_READ_WAKEUP_SOURCE: data_mask = readl(S3C2443_WKUPSTAT); printk("Wakeup source =0x%08lx\n", data_mask); #ifdef CONFIG_PM_PLATFORM_POWER_SAVING if (copy_to_user(uarg, &data_mask, sizeof(data_mask))) return -EFAULT; /* BenQ, weichen, 2010/1/28, clear the wakeup source of 2416 for MMI */ #if defined (CONFIG_PM_PLATFORM_POWER_SAVING) writel(0x33, S3C2443_WKUPSTAT); data_mask = readl(S3C2443_WKUPSTAT); printk("Wakeup source2 =0x%08lx\n", data_mask); #endif #endif ret = 0; break; /* BenQ, weichen, 2009/12/22, check the wakeup source of 2416 for MMI */ case ADC_READ_POWER_FAIL_STATUS: data_mask = readl(S3C2410_GPGDAT) & (1<<5); printk("ADC_READ_POWER_FAIL_STATUS GPG5 = %d\n", data_mask); ret = put_user(data_mask, (unsigned long __user *)arg); break; case HIGH_LOW_PULSE: /*joey add for high/low pulse 2010/01/08*/ { unsigned long percent[3]={0, 0, 0}; /*1:high sec 2:low msec 3:times*/ int i; copy_from_user(percent, (unsigned long) arg, sizeof(unsigned long)*3); printk("1st=%d, 2nd=%d, 3rd=%d\n", percent[0], percent[1], percent[2]); s3c2410_gpio_cfgpin(S3C2410_GPH11, S3C2410_GPH11_OUTP); s3c2410_gpio_pullup(S3C2410_GPH11, 2); for(i=0; i 3711 || env_adc_value < 3511) env_adc_value = 3611; printk("env_adc_value=%d\n", env_adc_value); for(i=0; i= env_adc_value) env_adc_voltage = ADC_jig_voltage + (average_adc_value-env_adc_value)*100/97; else env_adc_voltage = ADC_jig_voltage - (env_adc_value-average_adc_value)*100/97; ret = put_user(env_adc_voltage, (unsigned long __user *)arg); printk("env_adc_voltage=%d\n", env_adc_voltage); break; #if defined (CONFIG_PM_PLATFORM_POWER_SAVING) case ADC_CLEAR_WAKEUP_EVENT: g_wakeup_event_occurs = 0; // Qisda, 2010/02/18, TN Wei, sleep mode wakes up for usb event { //sleeping_cha_event = 0; // Qisda, 2010/02/18, TN Wei, sleep mode wakes up for usb event } printk("ADC_CLEAR_WAKEUP_EVENT: g_wakeup_event_occurs=%d\n", g_wakeup_event_occurs); ret = 0; break; #endif default: ret = -ENOIOCTLCMD; break; } return ret; } static struct file_operations s3c_adc_fops = { .owner = THIS_MODULE, .read = s3c_adc_read, .open = s3c_adc_open, .ioctl = s3c_adc_ioctl, }; static struct miscdevice s3c_adc_miscdev = { .minor = ADC_MINOR, .name = "adc", .fops = &s3c_adc_fops, }; /* * The functions for inserting/removing us as a module. */ static int __init s3c_adc_probe(struct platform_device *pdev) { int ret; printk(KERN_INFO "s3c_adc_probe\n"); adc_clock = clk_get(NULL, "adc"); if (!adc_clock) { printk(KERN_ERR "failed to get adc clock source\n"); return -ENOENT; } clk_enable(adc_clock); base_addr=ioremap(S3C24XX_PA_ADC, 0x20); if (base_addr == NULL) { printk(KERN_ERR "Failed to remap register block\n"); return -ENOMEM; } if ((s3c_adc_cfg.presc&0xff) > 0) writel(S3C2410_ADCCON_PRSCEN | S3C2410_ADCCON_PRSCVL(s3c_adc_cfg.presc&0xFF), base_addr+S3C2410_ADCCON); else writel(0, base_addr+S3C2410_ADCCON); /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status {*/ #ifdef ADC_TEST //open for debug tmp = readl(base_addr+S3C2410_ADCCON); printk("tmp = %04X!\n", tmp); tmp = tmp | 0x0080; printk("tmp = %04X!\n", tmp); writel(tmp, base_addr+S3C2410_ADCCON); #endif /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status }*/ /* Initialise registers */ if ((s3c_adc_cfg.delay&0xffff) > 0) writel(s3c_adc_cfg.delay & 0xffff, base_addr+S3C2410_ADCDLY); ret = misc_register(&s3c_adc_miscdev); if (ret) { printk (KERN_ERR "cannot register miscdev on minor=%d (%d)\n", ADC_MINOR, ret); return ret; } printk(KERN_INFO "S3C ADC driver successfully probed !\n"); return 0; } static int s3c_adc_remove(struct device *dev) { printk(KERN_INFO "s3c_adc_remove() of TS called !\n"); return 0; } #define s3c_adc_suspend NULL #define s3c_adc_resume NULL static struct platform_driver s3c_adc_driver = { .probe = s3c_adc_probe, .remove = s3c_adc_remove, .suspend = s3c_adc_suspend, .resume = s3c_adc_resume, .driver = { .owner = THIS_MODULE, .name = "s3c2410-adc", }, }; static char banner[] __initdata = KERN_INFO "S3C ADC driver, (c) 2007 Samsung Electronics\n"; int __init s3c_adc_init(void) { int ireturn = 0; int read_pin = -99; int i = 0; printk(banner); ireturn = platform_driver_register(&s3c_adc_driver); #ifdef CONFIG_QISDA_AS090B00_EVT1 /* Qisda, ShiYong Lin, 2009/09/12, Indication for /PGOOD pin {*/ s3c2410_gpio_cfgpin(S3C2410_GPH5, 0); s3c2410_gpio_pullup(S3C2410_GPH5, 2); /* Qisda, ShiYong Lin, 2009/09/12, Indication for /PGOOD pin }*/ #endif /* Qisda, ShiYong Lin, 2009/10/27, Modify for exception in IsWallCharger function {*/ /* Qisda, ShiYong Lin, 2009/09/29, Set En1 and En2 {*/ for(i=0;i<10;++i) { read_pin = readl(S3C2410_GPGDAT) & (1<<1); if(read_pin != 0){ if(IsWallCharger()==0){ charging_source = 0; //EN2 s3c2410_gpio_cfgpin(S3C2410_GPB0, S3C2410_GPB0_OUTP); s3c2410_gpio_setpin(S3C2410_GPB0, 0); //EN1 s3c2410_gpio_cfgpin(S3C2410_GPB4, S3C2410_GPB4_OUTP); s3c2410_gpio_setpin(S3C2410_GPB4, 1); } else { charging_source = 1; //EN2 s3c2410_gpio_cfgpin(S3C2410_GPB0, S3C2410_GPB0_OUTP); s3c2410_gpio_setpin(S3C2410_GPB0, 1); //EN1 s3c2410_gpio_cfgpin(S3C2410_GPB4, S3C2410_GPB4_OUTP); s3c2410_gpio_setpin(S3C2410_GPB4, 0); } } else{ charging_source = 2; //EN2 s3c2410_gpio_cfgpin(S3C2410_GPB0, S3C2410_GPB0_OUTP); s3c2410_gpio_setpin(S3C2410_GPB0, 0); //EN1 s3c2410_gpio_cfgpin(S3C2410_GPB4, S3C2410_GPB4_OUTP); s3c2410_gpio_setpin(S3C2410_GPB4, 1); } } /*}, Qisda, ShiYong Lin, 2009/09/29, Set En1 and En2 */ /*}, Qisda, ShiYong Lin, 2009/10/27, Modify for exception in IsWallCharger function */ /* Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status {*/ #ifdef ADC_TEST { int i=0; for(i=0; i<10 ;i++) { udelay(1000); s3c_adc_read(); } printk("Read ADC times = %d\n",i); } #else s3c_adc_read(); #endif /*}, Qisda, ShiYong Lin, 2009/07/18, ADC and Battery Status */ return ireturn; } void __exit s3c_adc_exit(void) { platform_driver_unregister(&s3c_adc_driver); } module_init(s3c_adc_init); module_exit(s3c_adc_exit); MODULE_AUTHOR("alinuxguy@samsung.com>"); MODULE_DESCRIPTION("s3c adc driver"); MODULE_LICENSE("GPL");