int IW8101_wlan_power_on(int flag)
{
static struct wake_lock *wifi_wake_lock = &iw8101_data.wifi_wake_lock;
struct regulator *power = iw8101_data.wifi_power;
int reset = iw8101_data.wifi_reset;
if (wifi_wake_lock == NULL)
pr_warn("%s: invalid wifi_wake_lock\n", __func__);
else if (power == NULL)
pr_warn("%s: invalid power\n", __func__);
else if (!gpio_is_valid(reset))
pr_warn("%s: invalid reset\n", __func__);
else
goto start;
return -ENODEV;
start:
pr_debug("wlan power on:%d\n", flag);
writel(gpio_bakup[0] & 0x1f00000, (void *)(0xb0010300 + PXINTS));
writel(~gpio_bakup[0] & 0x1f00000, (void *)(0xb0010300 + PXINTC));
writel(gpio_bakup[1] & 0x1f00000, (void *)(0xb0010300 + PXMSKS));
writel(~gpio_bakup[1] & 0x1f00000, (void *)(0xb0010300 + PXMSKC));
writel(gpio_bakup[2] & 0x1f00000, (void *)(0xb0010300 + PXPAT1S));
writel(~gpio_bakup[2] & 0x1f00000, (void *)(0xb0010300 + PXPAT1C));
writel(gpio_bakup[3] & 0x1f00000, (void *)(0xb0010300 + PXPAT0S));
writel(~gpio_bakup[3] & 0x1f00000, (void *)(0xb0010300 + PXPAT0C));
jzrtc_enable_clk32k();
msleep(200);
switch(flag) {
case RESET:
regulator_enable(power);
jzmmc_clk_ctrl(1, 1);
gpio_set_value(reset, 0);
msleep(200);
gpio_set_value(reset, 1);
msleep(200);
break;
case NORMAL:
regulator_enable(power);
gpio_set_value(reset, 0);
msleep(200);
gpio_set_value(reset, 1);
msleep(200);
jzmmc_manual_detect(1, 1);
break;
}
wake_lock(wifi_wake_lock);
return 0;
}
void clk_32k_on(void)
{
jzrtc_enable_clk32k();
clk_32k++;
if (clk_32k > 2){
clk_32k = 2;
}
printk("cljiang---clk_32k_on:num = %d\n",clk_32k);
}
static void enable_clk32k(void)
{
jzrtc_enable_clk32k();
}
