diff options
Diffstat (limited to 'drivers/usb/chipidea/usbmisc_imx.c')
| -rw-r--r-- | drivers/usb/chipidea/usbmisc_imx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbmisc_imx.c index 840a10805af4..ae8bad3e89de 100644 --- a/drivers/usb/chipidea/usbmisc_imx.c +++ b/drivers/usb/chipidea/usbmisc_imx.c @@ -58,6 +58,7 @@ #define MX6_BM_NON_BURST_SETTING BIT(1) #define MX6_BM_OVER_CUR_DIS BIT(7) +#define MX6_BM_PRW_POLARITY BIT(9) #define MX6_BM_WAKEUP_ENABLE BIT(10) #define MX6_BM_UTMI_ON_CLOCK BIT(13) #define MX6_BM_ID_WAKEUP BIT(16) @@ -399,6 +400,12 @@ static int usbmisc_imx6q_init(struct imx_usbmisc_data *data) writel(reg | MX6_BM_NON_BURST_SETTING, usbmisc->base + data->index * 4); + if (data->pwr_polarity) { + reg = readl(usbmisc->base + data->index * 4); + reg |= MX6_BM_PRW_POLARITY; + writel(reg, usbmisc->base + data->index * 4); + } + /* For HSIC controller */ if (data->index == 2 || data->index == 3) { val = readl(usbmisc->base + data->index * 4); |