diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/chipidea/ci_hdrc_imx.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index de155c80eb70..e431c5aafe35 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -83,6 +83,7 @@ struct ci_hdrc_imx_data { struct clk *clk; struct imx_usbmisc_data *usbmisc_data; bool supports_runtime_pm; + bool override_phy_control; bool in_lpm; /* SoC before i.mx6 (except imx23/imx28) needs three clks */ bool need_three_clks; @@ -254,6 +255,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) int ret; const struct of_device_id *of_id; const struct ci_hdrc_imx_platform_flag *imx_platform_flag; + struct device_node *np = pdev->dev.of_node; of_id = of_match_device(ci_hdrc_imx_dt_ids, &pdev->dev); if (!of_id) @@ -288,6 +290,14 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) } pdata.usb_phy = data->phy; + + if (of_device_is_compatible(np, "fsl,imx53-usb") && pdata.usb_phy && + of_usb_get_phy_mode(np) == USBPHY_INTERFACE_MODE_ULPI) { + pdata.flags |= CI_HDRC_OVERRIDE_PHY_CONTROL; + data->override_phy_control = true; + usb_phy_init(pdata.usb_phy); + } + pdata.flags |= imx_platform_flag->flags; if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM) data->supports_runtime_pm = true; @@ -341,6 +351,8 @@ static int ci_hdrc_imx_remove(struct platform_device *pdev) pm_runtime_put_noidle(&pdev->dev); } ci_hdrc_remove_device(data->ci_pdev); + if (data->override_phy_control) + usb_phy_shutdown(data->phy); imx_disable_unprepare_clks(&pdev->dev); return 0; |