diff options
Diffstat (limited to 'drivers/usb/dwc3/core.c')
| -rw-r--r-- | drivers/usb/dwc3/core.c | 62 |
1 files changed, 60 insertions, 2 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 7a91015048..1ab5cee609 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -18,6 +18,7 @@ #include <dwc3-uboot.h> #include <asm/dma-mapping.h> #include <linux/ioport.h> +#include <dm.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> @@ -110,7 +111,8 @@ static struct dwc3_event_buffer *dwc3_alloc_one_event_buffer(struct dwc3 *dwc, { struct dwc3_event_buffer *evt; - evt = devm_kzalloc(dwc->dev, sizeof(*evt), GFP_KERNEL); + evt = devm_kzalloc((struct udevice *)dwc->dev, sizeof(*evt), + GFP_KERNEL); if (!evt) return ERR_PTR(-ENOMEM); @@ -623,7 +625,8 @@ int dwc3_uboot_init(struct dwc3_device *dwc3_dev) void *mem; - mem = devm_kzalloc(dev, sizeof(*dwc) + DWC3_ALIGN_MASK, GFP_KERNEL); + mem = devm_kzalloc((struct udevice *)dev, + sizeof(*dwc) + DWC3_ALIGN_MASK, GFP_KERNEL); if (!mem) return -ENOMEM; @@ -785,3 +788,58 @@ MODULE_ALIAS("platform:dwc3"); MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>"); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("DesignWare USB3 DRD Controller Driver"); + +#ifdef CONFIG_DM_USB + +int dwc3_init(struct dwc3 *dwc) +{ + int ret; + + dwc3_cache_hwparams(dwc); + + ret = dwc3_alloc_event_buffers(dwc, DWC3_EVENT_BUFFERS_SIZE); + if (ret) { + dev_err(dwc->dev, "failed to allocate event buffers\n"); + return -ENOMEM; + } + + ret = dwc3_core_init(dwc); + if (ret) { + dev_err(dev, "failed to initialize core\n"); + goto core_fail; + } + + ret = dwc3_event_buffers_setup(dwc); + if (ret) { + dev_err(dwc->dev, "failed to setup event buffers\n"); + goto event_fail; + } + + ret = dwc3_core_init_mode(dwc); + if (ret) + goto mode_fail; + + return 0; + +mode_fail: + dwc3_event_buffers_cleanup(dwc); + +event_fail: + dwc3_core_exit(dwc); + +core_fail: + dwc3_free_event_buffers(dwc); + + return ret; +} + +void dwc3_remove(struct dwc3 *dwc) +{ + dwc3_core_exit_mode(dwc); + dwc3_event_buffers_cleanup(dwc); + dwc3_free_event_buffers(dwc); + dwc3_core_exit(dwc); + kfree(dwc->mem); +} + +#endif |