summaryrefslogtreecommitdiff
path: root/drivers/usb/dwc3/dwc3-st.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2016-07-07 08:35:28 (GMT)
committerIngo Molnar <mingo@kernel.org>2016-07-07 08:35:28 (GMT)
commit4b4b20852d1009c5e8bc357b22353b62e3a241c7 (patch)
tree1026418471fe10c5b9f2fdff8a6b49bf070938fc /drivers/usb/dwc3/dwc3-st.c
parent5130213721d01b6632c255d4295a8102cbb58379 (diff)
parentf00c0afdfa625165a609513bc74164d56752ec3e (diff)
downloadlinux-4b4b20852d1009c5e8bc357b22353b62e3a241c7.tar.xz
Merge branch 'timers/fast-wheel' into timers/core
Diffstat (limited to 'drivers/usb/dwc3/dwc3-st.c')
-rw-r--r--drivers/usb/dwc3/dwc3-st.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c
index 5c0adb9..89a2f71 100644
--- a/drivers/usb/dwc3/dwc3-st.c
+++ b/drivers/usb/dwc3/dwc3-st.c
@@ -129,12 +129,18 @@ static int st_dwc3_drd_init(struct st_dwc3 *dwc3_data)
switch (dwc3_data->dr_mode) {
case USB_DR_MODE_PERIPHERAL:
- val &= ~(USB3_FORCE_VBUSVALID | USB3_DELAY_VBUSVALID
+ val &= ~(USB3_DELAY_VBUSVALID
| USB3_SEL_FORCE_OPMODE | USB3_FORCE_OPMODE(0x3)
| USB3_SEL_FORCE_DPPULLDOWN2 | USB3_FORCE_DPPULLDOWN2
| USB3_SEL_FORCE_DMPULLDOWN2 | USB3_FORCE_DMPULLDOWN2);
- val |= USB3_DEVICE_NOT_HOST;
+ /*
+ * USB3_PORT2_FORCE_VBUSVALID When '1' and when
+ * USB3_PORT2_DEVICE_NOT_HOST = 1, forces VBUSVLDEXT2 input
+ * of the pico PHY to 1.
+ */
+
+ val |= USB3_DEVICE_NOT_HOST | USB3_FORCE_VBUSVALID;
break;
case USB_DR_MODE_HOST:
@@ -227,7 +233,8 @@ static int st_dwc3_probe(struct platform_device *pdev)
dev_vdbg(&pdev->dev, "glue-logic addr 0x%p, syscfg-reg offset 0x%x\n",
dwc3_data->glue_base, dwc3_data->syscfg_reg_off);
- dwc3_data->rstc_pwrdn = devm_reset_control_get(dev, "powerdown");
+ dwc3_data->rstc_pwrdn =
+ devm_reset_control_get_exclusive(dev, "powerdown");
if (IS_ERR(dwc3_data->rstc_pwrdn)) {
dev_err(&pdev->dev, "could not get power controller\n");
ret = PTR_ERR(dwc3_data->rstc_pwrdn);
@@ -237,7 +244,8 @@ static int st_dwc3_probe(struct platform_device *pdev)
/* Manage PowerDown */
reset_control_deassert(dwc3_data->rstc_pwrdn);
- dwc3_data->rstc_rst = devm_reset_control_get(dev, "softreset");
+ dwc3_data->rstc_rst =
+ devm_reset_control_get_shared(dev, "softreset");
if (IS_ERR(dwc3_data->rstc_rst)) {
dev_err(&pdev->dev, "could not get reset controller\n");
ret = PTR_ERR(dwc3_data->rstc_rst);