shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-03-24 19:40:21 +09:00
Code Issues Packages Projects Releases Wiki Activity

ODROID-C: Add to enalbe OTG vbus on/off.

Browse Source 
Change-Id: I45f016be13ce261cb939aba609d25ef1dc4457c2
This commit is contained in:
ckkim
2021-02-23 18:13:22 +09:00
committed by Chris
parent 4536185f03
commit be4ee634b2
1 changed files with 30 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
drivers/amlogic/usb/dwc_otg/310/dwc_otg_attr.c Normal file → Executable file
View File

@@ -893,6 +893,34 @@ static ssize_t buspower_store(struct device *_dev,
DEVICE_ATTR(buspower, 0644, buspower_show, buspower_store);
/**
* Set the VBus Power
*/
static ssize_t vbus_store(struct device *_dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
#ifdef LM_INTERFACE
struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev);
dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev);
#elif defined(PCI_INTERFACE)
dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev);
#endif
uint32_t on = simple_strtoul(buf, NULL, 16);
if (dwc_otg_is_host_mode(otg_dev->core_if)) {
dwc_otg_set_vbus_power(otg_dev->core_if, on);
DWC_PRINTF("Set VBus Power : %d \n", on);
}
else {
DWC_PRINTF("Not in host mode. Nothing to do.");
}
return count;
}
DEVICE_ATTR(vbus, S_IWUSR, 0, vbus_store);
/**
* @todo Need to do more for suspend?
*/
@@ -1540,6 +1568,7 @@ void dwc_otg_attr_create(
error = device_create_file(&dev->dev, &dev_attr_hnp);
error = device_create_file(&dev->dev, &dev_attr_srp);
error = device_create_file(&dev->dev, &dev_attr_buspower);
error = device_create_file(&dev->dev, &dev_attr_vbus);
error = device_create_file(&dev->dev, &dev_attr_bussuspend);
error = device_create_file(&dev->dev, &dev_attr_mode_ch_tim_en);
error = device_create_file(&dev->dev, &dev_attr_fr_interval);
@@ -1600,6 +1629,7 @@ void dwc_otg_attr_remove(
device_remove_file(&dev->dev, &dev_attr_hnp);
device_remove_file(&dev->dev, &dev_attr_srp);
device_remove_file(&dev->dev, &dev_attr_buspower);
device_remove_file(&dev->dev, &dev_attr_vbus);
device_remove_file(&dev->dev, &dev_attr_bussuspend);
device_remove_file(&dev->dev, &dev_attr_mode_ch_tim_en);
device_remove_file(&dev->dev, &dev_attr_fr_interval);