diff options
Diffstat (limited to 'drivers/phy/qualcomm/phy-qcom-usb-hs.c')
| -rw-r--r-- | drivers/phy/qualcomm/phy-qcom-usb-hs.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hs.c b/drivers/phy/qualcomm/phy-qcom-usb-hs.c index 2d0c70b5589f..81ff6f2b26b6 100644 --- a/drivers/phy/qualcomm/phy-qcom-usb-hs.c +++ b/drivers/phy/qualcomm/phy-qcom-usb-hs.c @@ -15,6 +15,7 @@ #include <linux/reset.h> #include <linux/extcon.h> #include <linux/notifier.h> +#include <linux/interconnect.h> #define ULPI_PWR_CLK_MNG_REG 0x88 # define ULPI_PWR_OTG_COMP_DISABLE BIT(0) @@ -39,6 +40,7 @@ struct qcom_usb_hs_phy { struct reset_control *reset; struct ulpi_seq *init_seq; struct extcon_dev *vbus_edev; + struct icc_path *path; struct notifier_block vbus_notify; }; @@ -154,6 +156,8 @@ static int qcom_usb_hs_phy_power_on(struct phy *phy) goto err_ulpi; } + icc_set(uphy->path, 80000, 6000); + if (uphy->vbus_edev) { state = extcon_get_state(uphy->vbus_edev, EXTCON_USB); /* setup initial state */ @@ -181,6 +185,8 @@ static int qcom_usb_hs_phy_power_off(struct phy *phy) { struct qcom_usb_hs_phy *uphy = phy_get_drvdata(phy); + icc_set(uphy->path, 0, 0); + regulator_disable(uphy->v3p3); regulator_disable(uphy->v1p8); clk_disable_unprepare(uphy->sleep_clk); @@ -249,6 +255,10 @@ static int qcom_usb_hs_phy_probe(struct ulpi *ulpi) uphy->reset = NULL; } + uphy->path = of_icc_get(&ulpi->dev, "ddr"); + if (IS_ERR(uphy->path)) + return PTR_ERR(uphy->path); + uphy->phy = devm_phy_create(&ulpi->dev, ulpi->dev.of_node, &qcom_usb_hs_phy_ops); if (IS_ERR(uphy->phy)) |