diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-wmt/wmt_misc.c')
| -rwxr-xr-x | ANDROID_3.4.5/arch/arm/mach-wmt/wmt_misc.c | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-wmt/wmt_misc.c b/ANDROID_3.4.5/arch/arm/mach-wmt/wmt_misc.c deleted file mode 100755 index 1e93c905..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-wmt/wmt_misc.c +++ /dev/null @@ -1,300 +0,0 @@ -#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/delay.h> // for msleep
-#include <mach/hardware.h>//for REG32_VAL
-#include <linux/gpio.h>
-#include <mach/wmt_iomux.h>
-#include <asm/atomic.h> // for atomic_inc atomis_dec added by rubbitxiao
-#include <linux/etherdevice.h>
-
-//added begin by rubbit
-extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen);
-extern int wmt_setsyspara(char *varname, char *varval);
-
-//#define WMT_PIN_GP2_SUSGPIO1 19
-
-#define WIFI_POWER_PIN WMT_PIN_GP62_SUSGPIO1
-
-//if you use API in the file ,you should #include <mach/wmt_misc.h>
-
-void detect_wifi_module(void * pbool)
-{
- int retval = -1;
- int varlen = 127;
- char buf[200] = {0};
- char *wifi;
- char *bt;
- char *gps;
- char *tmp;
-
- printk("detect_wifi_module\n");
- retval = wmt_getsyspara("wmt.wifi.bluetooth.gps", buf, &varlen);
- if(!retval)
- {
- //sscanf(buf, "%s:%s:%s",wifi,bt,gps);
- if(strlen(buf) == 0) {
- printk("uboot enviroment variant(wmt.wifi.bluetooth.gp) is not connect\n");
- *(bool*)pbool = false;
- return ;
- }
- tmp = buf;
- printk("buf:%s\n",buf);
- wifi = strsep(&tmp,":");
- bt = strsep(&tmp,":");
- gps = strsep(&tmp,":");
-
- printk("wifi:%s, bt:%s, gps:%s\n",wifi,bt,gps);
-
- if(!strncmp(wifi,"mtk_6620",8)) {
- *(bool*)pbool = true;
- printk("detect mtk_6620 modules:%d\n",*(bool*)pbool);
- } else {
- *(bool*)pbool = false;
- printk("wifi_module:%s---%d\n",wifi,*(bool*)pbool);
- }
- return ;
- }
- printk("have not set uboot enviroment variant:wmt.wifi.bluetooth.gps\n");
- return;
-}
-
-int bt_is_mtk6622 = -1;
-
-int is_mtk6622(void)
-{
- if(bt_is_mtk6622==-1){
- int retval = -1;
- int varlen = 127;
- char buf[200] = {0};
- retval = wmt_getsyspara("wmt.bt.param", buf, &varlen);
- bt_is_mtk6622 = 0;
- if(!retval)
- {
- if(!strcmp(buf,"mtk_6622"))
- bt_is_mtk6622 = 1;
- }
- }
- return bt_is_mtk6622;
-}
-
-
-int bt_is_rda5991 = -1;
-
-int is_rda5991(void)
-{
- if(bt_is_rda5991==-1){
- int retval = -1;
- int varlen = 127;
- char buf[200] = {0};
- retval = wmt_getsyspara("wmt.bt.param", buf, &varlen);
- bt_is_rda5991 = 0;
- if(!retval)
- {
- if(!strcmp(buf,"rda_5991"))
- bt_is_rda5991 = 1;
- }
- }
- return bt_is_rda5991;
-}
-
-
-
-struct wifi_gpio {
- int name;
- int active;
- int delay;
- int skip;
-};
-
-enum LEVEL {
- LOW = 0,
- HIGH,
-};
-
-
-static struct wifi_gpio l_wifi_gpio = {
- .name = WIFI_POWER_PIN,
- .active = 0,
- .delay = 0,
- .skip = 0x0,
-};
-
-
-int wifi_power_pin(int gpioNum, unsigned int active, int open)
-{
- int ret = 0;
-
-
- if(open){
- ret = gpio_request(gpioNum, "wifi power pin");
- if(ret < 0) {
- printk("reques gpio:%x failed!!! for wifi\n",gpioNum);
- return -1;
- }else{
- printk("request gpio:%d for wifi success!!!\n", gpioNum);
- }
-
- if(active)
- gpio_direction_output(gpioNum, HIGH);
- else
- gpio_direction_output(gpioNum, LOW);
-
- printk("power on wifi\n");
- } else {
- if(active)
- gpio_direction_output(gpioNum, LOW);
- else
- gpio_direction_output(gpioNum, HIGH);
-
- printk("power down wifi\n");
- gpio_free(gpioNum);
- printk("release gpio\n");
- }
-}
-
-
-atomic_t gVwifiPower = ATOMIC_INIT(0);
-
-/*
-*
-* wmt.gpo.wifi format is the following:
-* gpionum : active level : delay
-*
-* if mdelay is not set, then use l_wifi_gpio.delay as a open delay
-* if mdelay is set, then use medlay as a open delay, althrough l_wifi_gpio.delay
-* is specified by uboot var, if l_wifi_gpio.delay is not specified by uboot var,
-* which have a default value of 1000ms
-*/
-
-void wifi_power_ctrl_comm(int open,int mdelay)
-{
- int ret=0;
- int varlen = 127;
- int retval;
- char buf[200]={0};
- printk("wifi_power_ctrl %d, delay:%d\n",open,l_wifi_gpio.delay);
-
-
-// if(!open){
-// //wait 200 ms for drv to stop
-// msleep(200);
-// }
-
- if(open)
- {
- if( atomic_inc_return(&gVwifiPower) > 1 )
- {
- printk("gVwifiPower:%d\n",atomic_read(&gVwifiPower));
- return;
- }
-
- }else
- {
- if(atomic_read(&gVwifiPower)<=0){
- printk("power off before power on\n");
- return;
- }
- if(atomic_dec_return(&gVwifiPower) > 0 )
- {
- printk("gVwifiPower:%d\n",atomic_read(&gVwifiPower));
- return;
- }
- }
-/*
-* setenv wmt.gpo.wifi 9c:1:0
-*/
- retval = wmt_getsyspara("wmt.gpo.wifi", buf, &varlen);
- if(!retval)
- {
- sscanf(buf, "%x:%x:%d", &(l_wifi_gpio.name), &(l_wifi_gpio.active), &(l_wifi_gpio.delay));
- printk("wifi power up:%s\n", buf);
- printk("name:0x%x,active:0x%x,open delay:%d\n", l_wifi_gpio.name,l_wifi_gpio.active,l_wifi_gpio.delay);
-// l_wifi_gpio.skip = 0x01;
- }else{
- printk("use default wifi gpio: susgpio1\n");
- printk("name:0x%x,active:0x%x,open delay:%d\n", l_wifi_gpio.name,l_wifi_gpio.active,l_wifi_gpio.delay);
-// l_wifi_gpio.skip = 0x01;
- }
-
-next:
- //excute_gpio_op(open);
- wifi_power_pin(l_wifi_gpio.name, l_wifi_gpio.active, open);
- if(open){
- //wait 1 sec to hw init
- if(mdelay)
- msleep(mdelay);
- else
- msleep(l_wifi_gpio.delay);
- }
-
-}
-void wifi_power_ctrl(int open)
-{
- wifi_power_ctrl_comm(open,1000);//unit is msec
- //wifi_power_ctrl_comm(open,0x0);//unit is msec
-}
-
-/*
-* wifi mac uboot variant:
-* wmt.wifi.mac xx:xx:xx:xx:xx:xx
-*/
-static int is_dir_exit(const char* filename)
-{
- struct file *filep = NULL;
- filep = filp_open(filename, O_RDONLY, 0);
- if(IS_ERR(filep)){
- printk("file %s do not exit\n",filename);
- return 0x00;
- }
- filp_close(filep, 0);
- return 1;
-}
-static int get_wifi_mac(const char * mac_name,unsigned char *buf_mac)
-{
- unsigned char buf[200];
- int varlen =127;
- int retval;
- memset(buf,0,sizeof(buf));
- retval = wmt_getsyspara(mac_name, buf, &varlen);
- if(!retval)
- {
- sscanf(buf, "%x:%x:%x:%x:%x:%x", &(buf_mac[0]),&(buf_mac[1]),&(buf_mac[2]),
- &(buf_mac[3]),&(buf_mac[4]),&(buf_mac[5]));
- printk("wifi mac:%s\n", buf);
- return 0x0;
- }else{
- printk("uboot variant:%s do not exit\n",mac_name);
- random_ether_addr(buf_mac);
- buf_mac[0] = 0x00;//prevent multi broadcast address
- sprintf(buf,"%x:%x:%x:%x:%x:%x",buf_mac[0],buf_mac[1],buf_mac[2],
- buf_mac[3],buf_mac[4],buf_mac[5]);
- wmt_setsyspara(mac_name, buf);
- return 0x01;
- }
-}
-int generate_wifi_mac(unsigned char *buf_mac)
-{
- if(is_dir_exit("/system")){//means we do not generate mac address when firmware installing
- return get_wifi_mac("wmt.wifi.mac",buf_mac);
- }
- return -1;
-}
-
-int irq_int_status(void)
-{
- unsigned long flags;
- flags = arch_local_save_flags();
- if(arch_irqs_disabled_flags(flags)){
- printk("irq interruption disabled\n");
- }else{
- printk("irq interruption enabled\n");
- }
-
-}
-
-EXPORT_SYMBOL(generate_wifi_mac);
-EXPORT_SYMBOL(is_mtk6622);
-EXPORT_SYMBOL(is_rda5991);
-EXPORT_SYMBOL(wifi_power_ctrl);
-EXPORT_SYMBOL(wifi_power_ctrl_comm);
-EXPORT_SYMBOL(irq_int_status);
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