diff options
Diffstat (limited to 'include/soc/fsl/fsl_udc.h')
| -rw-r--r-- | include/soc/fsl/fsl_udc.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/soc/fsl/fsl_udc.h b/include/soc/fsl/fsl_udc.h index b983f714c5..0b409a9f6b 100644 --- a/include/soc/fsl/fsl_udc.h +++ b/include/soc/fsl/fsl_udc.h @@ -1,6 +1,9 @@ #ifndef __FSL_UDC_H #define __FSL_UDC_H +#include <linux/types.h> +#include <io.h> + /* USB DR device mode registers (Little Endian) */ struct usb_dr_device { /* Capability register */ @@ -380,4 +383,12 @@ int imx_barebox_start_usb(void __iomem *dr, void *dest); int imx8mm_barebox_load_usb(void *dest); int imx8mm_barebox_start_usb(void *dest); +static inline bool is_chipidea_udc_running(void __iomem *dr) +{ + struct usb_dr_device __iomem *dr_regs = dr; + + return (readl(&dr_regs->usbmode) & USB_MODE_CTRL_MODE_DEVICE) + && (readl(&dr_regs->usbcmd) & USB_CMD_RUN_STOP); +} + #endif /* __FSL_UDC_H */ |