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path: root/drivers/accessory/30pin_con.c
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Diffstat (limited to 'drivers/accessory/30pin_con.c')
-rw-r--r--drivers/accessory/30pin_con.c148
1 files changed, 136 insertions, 12 deletions
diff --git a/drivers/accessory/30pin_con.c b/drivers/accessory/30pin_con.c
index 3ecaa62..0014afb 100644
--- a/drivers/accessory/30pin_con.c
+++ b/drivers/accessory/30pin_con.c
@@ -67,10 +67,15 @@ struct acc_con_info {
struct switch_dev ear_jack_switch;
struct wake_lock wake_lock;
struct s3c_adc_client *padc;
+ struct sec_30pin_callbacks callbacks;
enum accessory_type current_accessory;
+ enum accessory_type univ_kdb_accessory;
enum dock_type current_dock;
int accessory_irq;
int dock_irq;
+ int cable_type;
+ int cable_sub_type;
+ int cable_pwr_type;
#if defined(CONFIG_MHL_SII9234) || defined(CONFIG_SAMSUNG_MHL_9290)
int mhl_irq;
bool mhl_pwr_state;
@@ -81,7 +86,7 @@ struct acc_con_info {
};
#if defined(CONFIG_STMPE811_ADC)
-#ifdef CONFIG_MACH_P4NOTE
+#if defined(CONFIG_MACH_P4NOTE) || defined(CONFIG_MACH_KONA)
#define ACCESSORY_ID_ADC_CH 7
#else
#define ACCESSORY_ID_ADC_CH 0
@@ -138,6 +143,8 @@ static int acc_get_accessory_id(struct acc_con_info *acc)
for (i = 0; i < 5; i++) {
adc_val = acc_get_adc_accessroy_id(acc->padc);
+ ACC_CONDEV_DBG("ACCESSORY_ID adc_val[%d] value = %d",
+ i, adc_val);
adc_buff[i] = adc_val;
adc_sum += adc_buff[i];
if (i == 0) {
@@ -151,7 +158,8 @@ static int acc_get_accessory_id(struct acc_con_info *acc)
}
msleep(20);
}
- adc = (adc_sum - adc_max - adc_min)/3;
+ /* adc = (adc_sum - adc_max - adc_min)/3; */
+ adc = adc_buff[4];
ACC_CONDEV_DBG("ACCESSORY_ID ADC value = %d", adc);
return (int)adc;
}
@@ -323,7 +331,7 @@ static void acc_dock_psy(struct acc_con_info *acc)
union power_supply_propval value;
/* only support p4note(high current charging) */
-#ifndef CONFIG_MACH_P4NOTE
+#if !defined(CONFIG_MACH_P4NOTE) && !defined(CONFIG_MACH_KONA)
return;
#endif
@@ -332,17 +340,65 @@ static void acc_dock_psy(struct acc_con_info *acc)
return;
}
- value.intval = acc->current_dock;
+ value.intval = 0;
+ value.intval = (acc->cable_type << 16) + (acc->cable_sub_type << 8) +
+ (acc->cable_pwr_type << 0);
+ pr_info("[BATT]30 cx(%d), sub(%d), pwr(%d)\n",
+ acc->cable_type, acc->cable_sub_type, acc->cable_pwr_type);
+
psy->set_property(psy, POWER_SUPPLY_PROP_ONLINE, &value);
}
+void acc_otg_enable_by_univkbd(struct acc_con_info *acc, bool val)
+{
+ char *env_ptr;
+ char *stat_ptr;
+ char *envp[3];
+
+ if (val == true) {
+ if (acc->univ_kdb_accessory == ACCESSORY_NONE) {
+ env_ptr = "ACCESSORY=OTG";
+ stat_ptr = "STATE=online";
+ acc->univ_kdb_accessory = ACCESSORY_OTG;
+
+ if (acc->pdata->usb_ldo_en)
+ acc->pdata->usb_ldo_en(1);
+ if (acc->pdata->otg_en)
+ acc->pdata->otg_en(1);
+
+ envp[0] = env_ptr;
+ envp[1] = stat_ptr;
+ envp[2] = NULL;
+ kobject_uevent_env(&acc->acc_dev->kobj,
+ KOBJ_CHANGE, envp);
+ ACC_CONDEV_DBG("%s : %s", env_ptr, stat_ptr);
+ }
+ } else {
+ if (acc->univ_kdb_accessory == ACCESSORY_OTG) {
+ env_ptr = "ACCESSORY=OTG";
+ stat_ptr = "STATE=offline";
+
+ envp[0] = env_ptr;
+ envp[1] = stat_ptr;
+ envp[2] = NULL;
+ kobject_uevent_env(&acc->acc_dev->kobj,
+ KOBJ_CHANGE, envp);
+ ACC_CONDEV_DBG("%s : %s", env_ptr, stat_ptr);
+
+ if (acc->pdata->otg_en)
+ acc->pdata->otg_en(0);
+
+ acc->univ_kdb_accessory = ACCESSORY_NONE;
+ }
+ }
+}
+
static void acc_check_dock_detection(struct acc_con_info *acc)
{
if (NULL == acc->pdata->get_dock_state) {
ACC_CONDEV_DBG("[30PIN] failed to get acc state!!!");
return;
}
-
if (!acc->pdata->get_dock_state()) {
#ifdef CONFIG_SEC_KEYBOARD_DOCK
if (acc->pdata->check_keyboard &&
@@ -355,16 +411,20 @@ static void acc_check_dock_detection(struct acc_con_info *acc)
acc->current_dock = DOCK_KEYBOARD;
ACC_CONDEV_DBG
- ("[30PIN] keyboard dock station attached!!!");
+ ("The dock proves to be a keyboard dock..!");
switch_set_state(&acc->dock_switch,
UEVENT_DOCK_KEYBOARD);
+ acc->cable_type = POWER_SUPPLY_TYPE_DOCK;
+ acc->cable_sub_type = ONLINE_SUB_TYPE_DESK;
} else
#endif
{
ACC_CONDEV_DBG
- ("[30PIN] desktop dock station attached!!!");
+ ("The dock proves to be a desktop dock..!");
switch_set_state(&acc->dock_switch, UEVENT_DOCK_DESK);
acc->current_dock = DOCK_DESK;
+ acc->cable_type = POWER_SUPPLY_TYPE_DOCK;
+ acc->cable_sub_type = ONLINE_SUB_TYPE_DESK;
#if defined(CONFIG_MHL_SII9234) || defined(CONFIG_SAMSUNG_MHL_9290)
mutex_lock(&acc->lock);
@@ -382,12 +442,21 @@ static void acc_check_dock_detection(struct acc_con_info *acc)
acc_dock_uevent(acc, true);
} else {
- ACC_CONDEV_DBG("[30PIN] dock station detached!!!");
+ ACC_CONDEV_DBG("dock station detached.. !");
switch_set_state(&acc->dock_switch, UEVENT_DOCK_NONE);
+ acc->current_dock = DOCK_NONE;
+ acc->cable_type = POWER_SUPPLY_TYPE_BATTERY;
+ acc->cable_sub_type = ONLINE_SUB_TYPE_UNKNOWN;
#ifdef CONFIG_SEC_KEYBOARD_DOCK
if (acc->pdata->check_keyboard)
acc->pdata->check_keyboard(false);
+ if (acc->univ_kdb_accessory == ACCESSORY_OTG) {
+ acc_otg_enable_by_univkbd(acc, false);
+ acc->current_dock = DOCK_NONE;
+ acc->cable_type = POWER_SUPPLY_TYPE_BATTERY;
+ acc->cable_sub_type = ONLINE_SUB_TYPE_UNKNOWN;
+ }
#endif
#if defined(CONFIG_MHL_SII9234) || defined(CONFIG_SAMSUNG_MHL_9290)
/*call MHL deinit */
@@ -400,11 +469,9 @@ static void acc_check_dock_detection(struct acc_con_info *acc)
acc->mhl_pwr_state = false;
}
#endif
- /*TVout_LDO_ctrl(false); */
acc_dock_uevent(acc, false);
}
-
acc_dock_psy(acc);
}
@@ -412,6 +479,8 @@ static irqreturn_t acc_dock_isr(int irq, void *ptr)
{
struct acc_con_info *acc = ptr;
wake_lock(&acc->wake_lock);
+ ACC_CONDEV_DBG
+ ("A dock station attached or detached..");
acc_check_dock_detection(acc);
wake_unlock(&acc->wake_lock);
return IRQ_HANDLED;
@@ -506,6 +575,48 @@ err_irq_dock:
return ;
}
+static int acc_noti_univkbd_dock(struct sec_30pin_callbacks *cb,
+ unsigned int code)
+{
+ struct acc_con_info *acc =
+ container_of(cb, struct acc_con_info, callbacks);
+
+ char *env_ptr;
+ char *stat_ptr;
+ char *envp[3];
+
+ ACC_CONDEV_DBG("universal keyboard noti. callback 0x%x", code);
+
+ switch (code) {
+ case 0x68: /*dock is con*/
+ acc_otg_enable_by_univkbd(acc, true);
+ acc->cable_type = POWER_SUPPLY_TYPE_DOCK;
+ acc->cable_sub_type = ONLINE_SUB_TYPE_KBD;
+ acc_dock_psy(acc);
+ break;
+ case 0x69: /*usb charging*/
+ acc->cable_pwr_type = ONLINE_POWER_TYPE_USB;
+ acc_dock_psy(acc);
+ break;
+ case 0x6a: /*USB cable attached */
+ acc_otg_enable_by_univkbd(acc, false);
+ acc->cable_pwr_type = ONLINE_POWER_TYPE_USB;
+ acc_dock_psy(acc);
+ break;
+ case 0x6b: /*TA connection*/
+ acc->cable_pwr_type = ONLINE_POWER_TYPE_TA;
+ acc_dock_psy(acc);
+ break;
+ case 0x6c: /* USB cable detached */
+ acc_otg_enable_by_univkbd(acc, true);
+ acc->cable_pwr_type = ONLINE_POWER_TYPE_BATTERY;
+ acc_dock_psy(acc);
+ break;
+ }
+
+ return 0;
+}
+
static void acc_dwork_accessory_detect(struct work_struct *work)
{
struct acc_con_info *acc = container_of(work,
@@ -513,6 +624,7 @@ static void acc_dwork_accessory_detect(struct work_struct *work)
int adc_val = 0;
int acc_state = 0;
+ int acc_state2 = 0;
acc_state = acc->pdata->get_acc_state();
@@ -520,9 +632,16 @@ static void acc_dwork_accessory_detect(struct work_struct *work)
ACC_CONDEV_DBG("Accessory detached");
acc_accessory_uevent(acc, false);
} else {
- ACC_CONDEV_DBG("Accessory attached");
adc_val = acc_get_accessory_id(acc);
+
+ acc_state2 = acc->pdata->get_acc_state();
+ if (acc_state2) {
+ ACC_CONDEV_DBG("Accessory detached2.");
+ acc_accessory_uevent(acc, false);
+ } else {
+ ACC_CONDEV_DBG("Accessory attached");
acc_accessory_uevent(acc, adc_val);
+ }
}
}
@@ -544,7 +663,7 @@ static int acc_con_probe(struct platform_device *pdev)
}
#ifdef CONFIG_REGULATOR
-#ifndef CONFIG_MACH_P4NOTE
+#if !defined(CONFIG_MACH_P4NOTE) && !defined(CONFIG_MACH_KONA)
/* LDO1 regulator ON */
vadc_regulator = regulator_get(&pdev->dev, "vadc_3.3v");
if (IS_ERR(vadc_regulator)) {
@@ -563,6 +682,7 @@ static int acc_con_probe(struct platform_device *pdev)
acc->pdata = pdata;
acc->current_dock = DOCK_NONE;
acc->current_accessory = ACCESSORY_NONE;
+ acc->univ_kdb_accessory = ACCESSORY_NONE;
#if defined(CONFIG_MHL_SII9234) || defined(CONFIG_SAMSUNG_MHL_9290)
acc->mhl_irq = gpio_to_irq(pdata->mhl_irq_gpio);
acc->mhl_pwr_state = false;
@@ -580,6 +700,10 @@ static int acc_con_probe(struct platform_device *pdev)
acc->padc = s3c_adc_register(pdev, NULL, NULL, 0);
#endif
+ acc->callbacks.noti_univ_kdb_dock = acc_noti_univkbd_dock;
+ if (pdata->register_cb)
+ pdata->register_cb(&acc->callbacks);
+
#ifdef CONFIG_MHL_SII9234
retval = i2c_add_driver(&SII9234A_i2c_driver);
if (retval) {
generated by cgit v1.1 at 2024-05-22 17:31:55 +0000