本文整理汇总了C++中pm8xxx_writeb函数的典型用法代码示例。如果您正苦于以下问题：C++ pm8xxx_writeb函数的具体用法？C++ pm8xxx_writeb怎么用？C++ pm8xxx_writeb使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了pm8xxx_writeb函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: pm8xxx_read_block_irq
static int pm8xxx_read_block_irq(struct pm_irq_chip *chip, u8 bp, u8 *ip)
{
int rc;
spin_lock(&chip->pm_irq_lock);
rc = pm8xxx_writeb(chip->dev, SSBI_REG_ADDR_IRQ_BLK_SEL, bp);
if (rc) {
pr_err("Failed Selecting Block %d rc=%d\n", bp, rc);
goto bail;
}
rc = pm8xxx_readb(chip->dev, SSBI_REG_ADDR_IRQ_IT_STATUS, ip);
if (rc)
pr_err("Failed Reading Status rc=%d\n", rc);
bail:
spin_unlock(&chip->pm_irq_lock);
return rc;
}示例2: pm8xxx_debug_data_set
static int pm8xxx_debug_data_set(void *data, u64 val)
{
struct pm8xxx_debug_device *debugdev = data;
u8 reg = val;
int rc;
mutex_lock(&debugdev->debug_mutex);
if (pm8xxx_debug_addr_is_valid(debugdev->addr)) {
rc = pm8xxx_writeb(debugdev->parent, debugdev->addr, reg);
if (rc)
pr_err("pm8xxx_writeb(0x%03X)=0x%02X failed: rc=%d\n",
debugdev->addr, reg, rc);
}
mutex_unlock(&debugdev->debug_mutex);
return 0;
}示例3: pm8xxx_misc_masked_write
static int pm8xxx_misc_masked_write(struct pm8xxx_misc_chip *chip, u16 addr,
u8 mask, u8 val)
{
int rc;
u8 reg;
rc = pm8xxx_readb(chip->dev->parent, addr, ®);
if (rc) {
pr_err("pm8xxx_readb(0x%03X) failed, rc=%d\n", addr, rc);
return rc;
}
reg &= ~mask;
reg |= val & mask;
rc = pm8xxx_writeb(chip->dev->parent, addr, reg);
if (rc)
pr_err("pm8xxx_writeb(0x%03X)=0x%02X failed, rc=%d\n", addr,
reg, rc);
return rc;
}示例4: pm8xxx_pwm_bank_enable
static int pm8xxx_pwm_bank_enable(struct pwm_device *pwm, int enable)
{
int rc;
u8 reg;
struct pm8xxx_pwm_chip *chip;
chip = pwm->chip;
if (enable)
reg = chip->bank_mask | (1 << pwm->pwm_id);
else
reg = chip->bank_mask & ~(1 << pwm->pwm_id);
rc = pm8xxx_writeb(chip->dev->parent, SSBI_REG_ADDR_LPG_BANK_EN, reg);
if (rc) {
pr_err("pm8xxx_writeb(): rc=%d (Enable LPG Bank)\n", rc);
return rc;
}
chip->bank_mask = reg;
return 0;
}示例5: pmic8xxx_set_pon1
static int pmic8xxx_set_pon1(struct device *dev, u32 debounce_us, bool pull_up)
{
int err;
u32 delay;
u8 pon_cntl;
if (debounce_us > USEC_PER_SEC * 2 ||
debounce_us < USEC_PER_SEC / 64) {
dev_err(dev, "invalid power key trigger delay\n");
return -EINVAL;
}
delay = (debounce_us << 6) / USEC_PER_SEC;
delay = ilog2(delay);
err = pm8xxx_readb(dev->parent, PON_CNTL_1, &pon_cntl);
if (err < 0) {
dev_err(dev, "failed reading PON_CNTL_1 err=%d\n", err);
return err;
}
pon_cntl &= ~PON_CNTL_TRIG_DELAY_MASK;
pon_cntl |= (delay & PON_CNTL_TRIG_DELAY_MASK);
if (pull_up)
pon_cntl |= PON_CNTL_PULL_UP;
else
pon_cntl &= ~PON_CNTL_PULL_UP;
err = pm8xxx_writeb(dev->parent, PON_CNTL_1, pon_cntl);
if (err < 0) {
dev_err(dev, "failed writing PON_CNTL_1 err=%d\n", err);
return err;
}
return 0;
}示例6: pm8821_irq_masked_write
static int pm8821_irq_masked_write(struct pm_irq_chip *chip, u16 addr,
u8 mask, u8 val)
{
int rc;
u8 reg;
rc = pm8xxx_readb(chip->dev, addr, ®);
if (rc) {
pr_err("read failed addr = %03X, rc = %d\n", addr, rc);
return rc;
}
reg &= ~mask;
reg |= val & mask;
rc = pm8xxx_writeb(chip->dev, addr, reg);
if (rc) {
pr_err("write failed addr = %03X, rc = %d\n", addr, rc);
return rc;
}
return 0;
}示例7: pm8xxx_pwm_start
static int pm8xxx_pwm_start(struct pwm_device *pwm, int start, int ramp_start)
{
int rc;
u8 reg;
if (start) {
reg = pwm->pwm_lpg_ctl[0] | PM8XXX_PWM_PWM_START;
if (ramp_start)
reg |= PM8XXX_PWM_RAMP_GEN_START;
else
reg &= ~PM8XXX_PWM_RAMP_GEN_START;
} else {
reg = pwm->pwm_lpg_ctl[0] & ~PM8XXX_PWM_PWM_START;
reg &= ~PM8XXX_PWM_RAMP_GEN_START;
}
rc = pm8xxx_writeb(pwm->chip->dev->parent, SSBI_REG_ADDR_LPG_CTL(0),
reg);
if (rc)
pr_err("pm8xxx_writeb(): rc=%d (Enable PWM Ctl 0)\n", rc);
else
pwm->pwm_lpg_ctl[0] = reg;
return rc;
}示例8: pm8058_mic_bias_enable
int pm8058_mic_bias_enable(bool enable)
{
int rc = 0;
u8 reg;
u16 mic_bias_addr = loc_dat->mic_bias_pf->mic_bias_addr;
dev_dbg(loc_dat->dev, "%s - %s MIC Bias\n", __func__,
enable ? "Enabling" : "Disabling");
LOCK(&loc_dat->lock);
if (enable) {
if (!loc_dat->mic_bias_enable_counter) {
rc = pm8xxx_readb(loc_dat->dev->parent,
mic_bias_addr, ®);
if (rc < 0) {
dev_err(loc_dat->dev, "pm8058 read failed\n");
goto error;
}
reg &= PM8058_OTHC_EN_SIG_MASK;
reg |= (OTHC_SIGNAL_ALWAYS_ON <<
PM8058_OTHC_EN_SIG_SHIFT);
rc = pm8xxx_writeb(loc_dat->dev->parent,
mic_bias_addr, reg);
if (rc < 0) {
dev_err(loc_dat->dev, "pm8058 write failed\n");
goto error;
}
/*Wait a bit to get basicly stable ADC value*/
msleep(WAIT_MIC_BIAS_VOLTAGE_STABLE_DELAY);
}
loc_dat->mic_bias_enable_counter++;
dev_vdbg(loc_dat->dev,
"%s - Increasing MIC_BIAS_COUNTER %u\n",
__func__,
loc_dat->mic_bias_enable_counter);
} else {
if (1 <= loc_dat->mic_bias_enable_counter) {
if (1 == loc_dat->mic_bias_enable_counter) {
rc = pm8xxx_readb(loc_dat->dev->parent,
mic_bias_addr, ®);
if (rc < 0) {
dev_err(loc_dat->dev, "pm8058 read failed\n");
goto error;
}
reg &= PM8058_OTHC_EN_SIG_MASK;
reg |= (OTHC_SIGNAL_OFF <<
PM8058_OTHC_EN_SIG_SHIFT);
rc = pm8xxx_writeb(loc_dat->dev->parent,
mic_bias_addr, reg);
if (rc < 0) {
dev_err(loc_dat->dev, "pm8058 write failed\n");
goto error;
}
if (!rc)
dev_dbg(loc_dat->dev,
"%s - MIC Bias disabled\n",
__func__);
}
loc_dat->mic_bias_enable_counter--;
dev_vdbg(loc_dat->dev,
"%s - Decreasing MIC_BIAS_COUNTER %u\n",
__func__,
loc_dat->mic_bias_enable_counter);
} else {
dev_vdbg(loc_dat->dev, "%s - No need to decrease "
"MIC_BIAS_COUNTER\n", __func__);
}
}
error:
UNLOCK(&loc_dat->lock);
if (rc)
dev_err(loc_dat->dev, "Unable to toggle MIC Bias\n");
return rc;
}示例9: pm8xxx_led_current_set
static void pm8xxx_led_current_set(struct led_classdev *led_cdev, enum led_brightness brightness)
{
struct pm8xxx_led_data *led = container_of(led_cdev, struct pm8xxx_led_data, cdev);
int rc, offset;
u8 level;
int *pduties;
LED_INFO("%s, bank:%d, brightness:%d\n", __func__, led->bank, brightness);
cancel_delayed_work_sync(&led->fade_delayed_work);
virtual_key_state = brightness;
if (flag_hold_virtual_key == 1) {
LED_INFO("%s, key control \n", __func__);
return;
}
if(brightness) {
level = (led->out_current << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(led->id);
led->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
led->reg |= level;
rc = pm8xxx_writeb(led->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), led->reg);
if (rc)
LED_ERR("%s can't set (%d) led value rc=%d\n", __func__, led->id, rc);
if (led->function_flags & LED_BRETH_FUNCTION) {
pduties = led->duties;
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms,
led->start_index,
led->duites_size,
0, 0,
led->lut_flag);
pm8xxx_pwm_lut_enable(led->pwm_led, 0);
pm8xxx_pwm_lut_enable(led->pwm_led, 1);
} else {
pwm_config(led->pwm_led, 64000, 64000);
pwm_enable(led->pwm_led);
}
} else {
if (led->function_flags & LED_BRETH_FUNCTION) {
pduties = led->duties + led->duites_size;
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms,
led->start_index,
led->duites_size,
0, 0,
led->lut_flag);
pm8xxx_pwm_lut_enable(led->pwm_led, 0);
pm8xxx_pwm_lut_enable(led->pwm_led, 1);
queue_delayed_work(g_led_work_queue,
&led->fade_delayed_work,
msecs_to_jiffies(led->duty_time_ms*led->duites_size));
} else {
pwm_disable(led->pwm_led);
level = (0 << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(led->id);
led->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
led->reg |= level;
rc = pm8xxx_writeb(led->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), led->reg);
if (rc)
LED_ERR("%s can't set (%d) led value rc=%d\n", __func__, led->id, rc);
}
}
}示例10: pm8xxx_led_blink_store
static ssize_t pm8xxx_led_blink_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct led_classdev *led_cdev;
struct pm8xxx_led_data *ldata;
int val;
int level, offset;
int led_is_green;
val = -1;
sscanf(buf, "%u", &val);
if (val < 0 || val > 255)
return -EINVAL;
current_blink= val;
led_cdev = (struct led_classdev *) dev_get_drvdata(dev);
ldata = container_of(led_cdev, struct pm8xxx_led_data, cdev);
LED_INFO("%s: bank %d blink %d sync %d\n", __func__, ldata->bank, val, ldata->led_sync);
printk("%s: [BB] bank %d blink %d sync %d\n", __func__, ldata->bank, val, ldata->led_sync);
if (!strcmp(ldata->cdev.name, "green")) {
led_is_green = 1;
}
if (!strcmp(ldata->cdev.name, "amber")) {
led_is_green = 0;
}
switch (val) {
case BLINK_STOP:
if (ldata->gpio_status_switch != NULL)
ldata->gpio_status_switch(0);
pwm_disable(ldata->pwm_led);
if(ldata->led_sync) {
if (!strcmp(ldata->cdev.name, "green")) {
if (green_back_led_data->gpio_status_switch != NULL)
green_back_led_data->gpio_status_switch(0);
pwm_disable(green_back_led_data->pwm_led);
}
if (!strcmp(ldata->cdev.name, "amber")) {
if (amber_back_led_data->gpio_status_switch != NULL)
amber_back_led_data->gpio_status_switch(0);
pwm_disable(amber_back_led_data->pwm_led);
}
}
if (blink_buttons > 0) {
if (led_is_green == 1) {
green_blink_value = 0;
} else {
amber_blink_value = 0;
}
pm8xxx_buttons_blink(0);
}
break;
case BLINK_UNCHANGE:
pwm_disable(ldata->pwm_led);
if (led_cdev->brightness) {
if (ldata->gpio_status_switch != NULL)
ldata->gpio_status_switch(1);
pwm_config(ldata->pwm_led, 6400 * ldata->pwm_coefficient / 100, 6400);
pwm_enable(ldata->pwm_led);
if(ldata->led_sync) {
if (!strcmp(ldata->cdev.name, "green")) {
if (green_back_led_data->gpio_status_switch != NULL)
green_back_led_data->gpio_status_switch(1);
pwm_config(green_back_led_data->pwm_led, 64000, 64000);
pwm_enable(green_back_led_data->pwm_led);
}
if (!strcmp(ldata->cdev.name, "amber")) {
if (amber_back_led_data->gpio_status_switch != NULL)
amber_back_led_data->gpio_status_switch(1);
pwm_config(amber_back_led_data->pwm_led, 64000, 64000);
pwm_enable(amber_back_led_data->pwm_led);
}
}
if (blink_buttons > 0 && val > 0) {
if (led_is_green == 1) {
green_blink_value = 1;
} else {
amber_blink_value = 1;
}
pm8xxx_buttons_blink(1);
}
} else {
pwm_disable(ldata->pwm_led);
if (ldata->gpio_status_switch != NULL)
ldata->gpio_status_switch(0);
if(ldata->led_sync) {
if (!strcmp(ldata->cdev.name, "green")){
if (green_back_led_data->gpio_status_switch != NULL)
green_back_led_data->gpio_status_switch(0);
pwm_disable(green_back_led_data->pwm_led);
level = ( 0 << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(green_back_led_data->id);
green_back_led_data->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
green_back_led_data->reg |= level;
pm8xxx_writeb(green_back_led_data->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), green_back_led_data->reg);
}
//.........这里部分代码省略.........
示例11: pm8xxx_led_gpio_set
static void pm8xxx_led_gpio_set(struct led_classdev *led_cdev, enum led_brightness brightness)
{
int rc, offset;
u8 level;
struct pm8xxx_led_data *led = container_of(led_cdev, struct pm8xxx_led_data, cdev);
LED_INFO("%s, bank:%d, brightness:%d sync: %d\n", __func__, led->bank, brightness, led->led_sync);
if (led->gpio_status_switch != NULL)
led->gpio_status_switch(0);
pwm_disable(led->pwm_led);
if(led->led_sync) {
if (!strcmp(led->cdev.name, "green")){
if (green_back_led_data->gpio_status_switch != NULL)
green_back_led_data->gpio_status_switch(0);
pwm_disable(green_back_led_data->pwm_led);
level = ( 0 << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(green_back_led_data->id);
green_back_led_data->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
green_back_led_data->reg |= level;
rc = pm8xxx_writeb(green_back_led_data->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), green_back_led_data->reg);
}
if (!strcmp(led->cdev.name, "amber")){
if (amber_back_led_data->gpio_status_switch != NULL)
amber_back_led_data->gpio_status_switch(0);
pwm_disable(amber_back_led_data->pwm_led);
level = ( 0 << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(amber_back_led_data->id);
amber_back_led_data->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
amber_back_led_data->reg |= level;
rc = pm8xxx_writeb(amber_back_led_data->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), amber_back_led_data->reg);
}
}
if (brightness) {
if (led->gpio_status_switch != NULL)
led->gpio_status_switch(1);
pwm_config(led->pwm_led, 6400 * led->pwm_coefficient / 100, 6400);
pwm_enable(led->pwm_led);
if(led->led_sync) {
if (!strcmp(led->cdev.name, "green")) {
if (green_back_led_data->gpio_status_switch != NULL)
green_back_led_data->gpio_status_switch(1);
level = (green_back_led_data->out_current << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(green_back_led_data->id);
green_back_led_data->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
green_back_led_data->reg |= level;
rc = pm8xxx_writeb(green_back_led_data->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), green_back_led_data->reg);
pwm_config(green_back_led_data->pwm_led, 64000, 64000);
pwm_enable(green_back_led_data->pwm_led);
}
if (!strcmp(led->cdev.name, "amber")) {
if (amber_back_led_data->gpio_status_switch != NULL)
amber_back_led_data->gpio_status_switch(1);
level = (amber_back_led_data->out_current << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(amber_back_led_data->id);
amber_back_led_data->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
amber_back_led_data->reg |= level;
rc = pm8xxx_writeb(amber_back_led_data->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), amber_back_led_data->reg);
pwm_config(amber_back_led_data->pwm_led, 64000, 64000);
pwm_enable(amber_back_led_data->pwm_led);
}
}
}
}示例12: pmic8xxx_pwrkey_probe
static int __devinit pmic8xxx_pwrkey_probe(struct platform_device *pdev)
{
struct input_dev *pwr;
int key_release_irq = platform_get_irq(pdev, 0);
int key_press_irq = platform_get_irq(pdev, 1);
int err;
unsigned int delay;
u8 pon_cntl;
struct pmic8xxx_pwrkey *pwrkey;
const struct pm8xxx_pwrkey_platform_data *pdata =
dev_get_platdata(&pdev->dev);
if (!pdata) {
dev_err(&pdev->dev, "power key platform data not supplied\n");
return -EINVAL;
}
/* Valid range of pwr key trigger delay is 1/64 sec to 2 seconds. */
if (pdata->kpd_trigger_delay_us > USEC_PER_SEC * 2 ||
pdata->kpd_trigger_delay_us < USEC_PER_SEC / 64) {
dev_err(&pdev->dev, "invalid power key trigger delay\n");
return -EINVAL;
}
pwrkey = kzalloc(sizeof(*pwrkey), GFP_KERNEL);
if (!pwrkey)
return -ENOMEM;
init_timer(&pwrkey->hibernate_timer);
pwrkey->hibernate_timer.data = (unsigned long)pwrkey;
pwrkey->hibernate_timer.function = hibernate_timer_handle;
pwrkey->pdata = pdata;
pwr = input_allocate_device();
if (!pwr) {
dev_dbg(&pdev->dev, "Can't allocate power button\n");
err = -ENOMEM;
goto free_pwrkey;
}
input_set_capability(pwr, EV_KEY, KEY_POWER);
pwr->name = "pmic8xxx_pwrkey";
pwr->phys = "pmic8xxx_pwrkey/input0";
pwr->dev.parent = &pdev->dev;
delay = (pdata->kpd_trigger_delay_us << 6) / USEC_PER_SEC;
delay = ilog2(delay);
err = pm8xxx_readb(pdev->dev.parent, PON_CNTL_1, &pon_cntl);
if (err < 0) {
dev_err(&pdev->dev, "failed reading PON_CNTL_1 err=%d\n", err);
goto free_input_dev;
}
pon_cntl &= ~PON_CNTL_TRIG_DELAY_MASK;
pon_cntl |= (delay & PON_CNTL_TRIG_DELAY_MASK);
if (pdata->pull_up)
pon_cntl |= PON_CNTL_PULL_UP;
else
pon_cntl &= ~PON_CNTL_PULL_UP;
err = pm8xxx_writeb(pdev->dev.parent, PON_CNTL_1, pon_cntl);
if (err < 0) {
dev_err(&pdev->dev, "failed writing PON_CNTL_1 err=%d\n", err);
goto free_input_dev;
}
err = input_register_device(pwr);
if (err) {
dev_dbg(&pdev->dev, "Can't register power key: %d\n", err);
goto free_input_dev;
}
pwrkey->key_press_irq = key_press_irq;
pwrkey->pwr = pwr;
platform_set_drvdata(pdev, pwrkey);
the_pwrkey = pwrkey;
err = request_any_context_irq(key_press_irq, pwrkey_press_irq,
IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_press", pwrkey);
if (err < 0) {
dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n",
key_press_irq, err);
goto unreg_input_dev;
}
err = request_any_context_irq(key_release_irq, pwrkey_release_irq,
IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_release", pwrkey);
if (err < 0) {
dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n",
key_release_irq, err);
goto free_press_irq;
}
device_init_wakeup(&pdev->dev, pdata->wakeup);
return 0;
//.........这里部分代码省略.........
示例13: pm8xxx_led_current_set_flagged
static void pm8xxx_led_current_set_flagged(struct led_classdev *led_cdev, enum led_brightness brightness, int blink)
{
struct pm8xxx_led_data *led = container_of(led_cdev, struct pm8xxx_led_data, cdev);
int rc, offset;
u8 level;
int *pduties;
LED_INFO("%s, bank:%d, brightness:%d\n", __func__, led->bank, brightness);
cancel_delayed_work_sync(&led->fade_delayed_work);
virtual_key_state = brightness;
if (flag_hold_virtual_key == 1) {
LED_INFO("%s, key control \n", __func__);
return;
}
if(brightness) {
level = (led->out_current << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(led->id);
led->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
led->reg |= level;
rc = pm8xxx_writeb(led->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), led->reg);
if (rc)
LED_ERR("%s can't set (%d) led value rc=%d\n", __func__, led->id, rc);
if (led->function_flags & LED_BRETH_FUNCTION) {
if (blink == 0) {
buttons_led_is_on = 1;
// no blink needed
pduties = &dutys_array[0];
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms,
led->start_index,
led->duites_size,
0, 0,
led->lut_flag);
} else {
pduties = &dutys_array[0];
// LUT_LOOP for blinking
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms, // slower, 2x
led->start_index,
led->duites_size * 8, // 16 duty entries -> original size * 2, + 6 * 8 zeroes for pause
0, 0,
PM_PWM_LUT_LOOP | PM_PWM_LUT_PAUSE_HI_EN);
}
pm8xxx_pwm_lut_enable(led->pwm_led, 0);
pm8xxx_pwm_lut_enable(led->pwm_led, 1);
} else {
pwm_config(led->pwm_led, 6400 * led->pwm_coefficient / 100, 6400);
pwm_enable(led->pwm_led);
}
} else {
if (led->function_flags & LED_BRETH_FUNCTION) {
buttons_led_is_on = 0;
wake_lock_timeout(&pmic_led_wake_lock, HZ*2);
pduties = &dutys_array[8];
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms,
led->start_index,
led->duites_size,
0, 0,
led->lut_flag);
pm8xxx_pwm_lut_enable(led->pwm_led, 0);
pm8xxx_pwm_lut_enable(led->pwm_led, 1);
queue_delayed_work(g_led_work_queue,
&led->fade_delayed_work,
msecs_to_jiffies(led->duty_time_ms*led->duites_size));
} else {
pwm_disable(led->pwm_led);
level = (0 << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(led->id);
led->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
led->reg |= level;
rc = pm8xxx_writeb(led->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), led->reg);
if (rc)
LED_ERR("%s can't set (%d) led value rc=%d\n", __func__, led->id, rc);
}
}
}示例14: __pm8058_disable_smps_locally_set_pull_down
static int
__pm8058_disable_smps_locally_set_pull_down(struct pm8xxx_misc_chip *chip,
u16 ctrl_addr, u16 test2_addr, u16 master_enable_addr,
u8 master_enable_bit)
{
int rc = 0;
u8 vref_sel, vlow_sel, band, vprog, bank, reg;
bank = PM8058_REGULATOR_BANK_SEL(7);
rc = pm8xxx_writeb(chip->dev->parent, test2_addr, bank);
if (rc) {
pr_err("%s: pm8xxx_writeb(0x%03X) failed: rc=%d\n", __func__,
test2_addr, rc);
goto done;
}
rc = pm8xxx_readb(chip->dev->parent, test2_addr, ®);
if (rc) {
pr_err("%s: FAIL pm8xxx_readb(0x%03X): rc=%d\n",
__func__, test2_addr, rc);
goto done;
}
if ((reg & PM8058_SMPS_ADVANCED_MODE_MASK) ==
PM8058_SMPS_ADVANCED_MODE) {
rc = pm8xxx_readb(chip->dev->parent, ctrl_addr, ®);
if (rc) {
pr_err("%s: FAIL pm8xxx_readb(0x%03X): rc=%d\n",
__func__, ctrl_addr, rc);
goto done;
}
band = (reg & PM8058_SMPS_ADVANCED_BAND_MASK)
>> PM8058_SMPS_ADVANCED_BAND_SHIFT;
switch (band) {
case 3:
vref_sel = 0;
vlow_sel = 0;
break;
case 2:
vref_sel = PM8058_SMPS_LEGACY_VREF_SEL;
vlow_sel = 0;
break;
case 1:
vref_sel = PM8058_SMPS_LEGACY_VREF_SEL;
vlow_sel = PM8058_SMPS_LEGACY_VLOW_SEL;
break;
default:
pr_err("%s: regulator already disabled\n", __func__);
return -EPERM;
}
vprog = (reg & PM8058_SMPS_ADVANCED_VPROG_MASK);
vprog = (vprog + 1) >> 1;
if (vprog > PM8058_SMPS_LEGACY_VPROG_MASK)
vprog = PM8058_SMPS_LEGACY_VPROG_MASK;
bank = PM8058_REGULATOR_BANK_SEL(1);
rc = pm8xxx_writeb(chip->dev->parent, test2_addr, bank);
if (rc) {
pr_err("%s: FAIL pm8xxx_writeb(0x%03X): rc=%d\n",
__func__, test2_addr, rc);
goto done;
}
rc = pm8xxx_misc_masked_write(chip, test2_addr,
PM8058_REGULATOR_BANK_WRITE | PM8058_REGULATOR_BANK_MASK
| PM8058_SMPS_LEGACY_VLOW_SEL,
PM8058_REGULATOR_BANK_WRITE |
PM8058_REGULATOR_BANK_SEL(1) | vlow_sel);
if (rc)
goto done;
bank = PM8058_REGULATOR_BANK_SEL(7);
rc = pm8xxx_writeb(chip->dev->parent, test2_addr, bank);
if (rc) {
pr_err("%s: FAIL pm8xxx_writeb(0x%03X): rc=%d\n",
__func__, test2_addr, rc);
goto done;
}
rc = pm8xxx_misc_masked_write(chip, test2_addr,
PM8058_REGULATOR_BANK_WRITE |
PM8058_REGULATOR_BANK_MASK |
PM8058_SMPS_ADVANCED_MODE_MASK,
PM8058_REGULATOR_BANK_WRITE |
PM8058_REGULATOR_BANK_SEL(7) |
PM8058_SMPS_LEGACY_MODE);
if (rc)
goto done;
rc = pm8xxx_misc_masked_write(chip, ctrl_addr,
PM8058_REGULATOR_ENABLE_MASK |
PM8058_REGULATOR_PULL_DOWN_MASK |
PM8058_SMPS_LEGACY_VREF_SEL |
PM8058_SMPS_LEGACY_VPROG_MASK,
//.........这里部分代码省略.........
示例15: pmic8xxx_pwrkey_probe
static int __devinit pmic8xxx_pwrkey_probe(struct platform_device *pdev)
{
struct input_dev *pwr;
int key_release_irq = platform_get_irq(pdev, 0);
int key_press_irq = platform_get_irq(pdev, 1);
int err;
unsigned int delay;
u8 pon_cntl;
int ret;
struct pmic8xxx_pwrkey *pwrkey;
struct device *sec_powerkey;
const struct pm8xxx_pwrkey_platform_data *pdata =
dev_get_platdata(&pdev->dev);
if (!pdata) {
dev_err(&pdev->dev, "power key platform data not supplied\n");
return -EINVAL;
}
/* Valid range of pwr key trigger delay is 1/64 sec to 2 seconds. */
if (pdata->kpd_trigger_delay_us > USEC_PER_SEC * 2 ||
pdata->kpd_trigger_delay_us < USEC_PER_SEC / 64) {
dev_err(&pdev->dev, "invalid power key trigger delay\n");
return -EINVAL;
}
pwrkey = kzalloc(sizeof(*pwrkey), GFP_KERNEL);
if (!pwrkey)
return -ENOMEM;
pwrkey->pdata = pdata;
pwr = input_allocate_device();
if (!pwr) {
dev_dbg(&pdev->dev, "Can't allocate power button\n");
err = -ENOMEM;
goto free_pwrkey;
}
input_set_capability(pwr, EV_KEY, KEY_POWER);
pwr->name = "pmic8xxx_pwrkey";
pwr->phys = "pmic8xxx_pwrkey/input0";
pwr->dev.parent = &pdev->dev;
delay = (pdata->kpd_trigger_delay_us << 6) / USEC_PER_SEC;
delay = ilog2(delay);
err = pm8xxx_readb(pdev->dev.parent, PON_CNTL_1, &pon_cntl);
if (err < 0) {
dev_err(&pdev->dev, "failed reading PON_CNTL_1 err=%d\n", err);
goto free_input_dev;
}
pon_cntl &= ~PON_CNTL_TRIG_DELAY_MASK;
pon_cntl |= (delay & PON_CNTL_TRIG_DELAY_MASK);
if (pdata->pull_up)
pon_cntl |= PON_CNTL_PULL_UP;
else
pon_cntl &= ~PON_CNTL_PULL_UP;
err = pm8xxx_writeb(pdev->dev.parent, PON_CNTL_1, pon_cntl);
if (err < 0) {
dev_err(&pdev->dev, "failed writing PON_CNTL_1 err=%d\n", err);
goto free_input_dev;
}
err = input_register_device(pwr);
if (err) {
dev_dbg(&pdev->dev, "Can't register power key: %d\n", err);
goto free_input_dev;
}
pwrkey->key_press_irq = key_press_irq;
pwrkey->key_release_irq = key_release_irq;
pwrkey->pwr = pwr;
platform_set_drvdata(pdev, pwrkey);
if (poweroff_charging)
wake_lock_init(&pwrkey->wake_lock, WAKE_LOCK_SUSPEND, "pmic_pwrkey");
/* check power key status during boot */
err = pm8xxx_read_irq_stat(pdev->dev.parent, key_press_irq);
if (err < 0) {
dev_err(&pdev->dev, "reading irq status failed\n");
goto unreg_input_dev;
}
pwrkey->press = !!err;
if (pwrkey->press) {
input_report_key(pwrkey->pwr, KEY_POWER, 1);
input_sync(pwrkey->pwr);
}
err = request_any_context_irq(key_press_irq, pwrkey_press_irq,
IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_press", pwrkey);
if (err < 0) {
dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n",
key_press_irq, err);
//.........这里部分代码省略.........