Message ID | 20160510114816.2899-8-mugunthanvnm@ti.com |
---|---|
State | Superseded |
Delegated to: | Marek Vasut |
Headers | show |
On 05/10/2016 01:48 PM, Mugunthan V N wrote: > Add a TI MUSB peripheral driver with driver model support and the > driver will be bound by the MUSB wrapper driver based on the > dr_mode device tree entry. > > Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> > --- > drivers/usb/musb-new/musb_uboot.c | 2 + > drivers/usb/musb-new/ti-musb.c | 113 ++++++++++++++++++++++++++++++++++++++ > 2 files changed, 115 insertions(+) > > diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c > index 6ce528c..b03b556 100644 > --- a/drivers/usb/musb-new/musb_uboot.c > +++ b/drivers/usb/musb-new/musb_uboot.c > @@ -373,6 +373,7 @@ struct dm_usb_ops musb_usb_ops = { > #endif /* CONFIG_DM_USB */ > #endif /* CONFIG_USB_MUSB_HOST */ > > +#ifndef CONFIG_DM_USB > #ifdef CONFIG_USB_MUSB_GADGET > static struct musb *gadget; > > @@ -453,3 +454,4 @@ int musb_register(struct musb_hdrc_platform_data *plat, void *bdata, > > return 0; > } > +#endif /* CONFIG_DM_USB */ > diff --git a/drivers/usb/musb-new/ti-musb.c b/drivers/usb/musb-new/ti-musb.c > index 1c15aa2..11d10aa 100644 > --- a/drivers/usb/musb-new/ti-musb.c > +++ b/drivers/usb/musb-new/ti-musb.c > @@ -14,6 +14,7 @@ > #include <dm/device-internal.h> > #include <dm/lists.h> > > +#include <watchdog.h> > #include <asm/io.h> > #include <asm/omap_musb.h> > #include "musb_uboot.h" > @@ -142,6 +143,110 @@ static int ti_musb_ofdata_to_platdata(struct udevice *dev) > return 0; > } > > +static struct musb *gadget; > + > +int usb_gadget_handle_interrupts(int index) > +{ > + WATCHDOG_RESET(); > + if (!gadget || !gadget->isr) > + return -EINVAL; > + > + return gadget->isr(0, gadget); > +} > + > +int usb_gadget_register_driver(struct usb_gadget_driver *driver) > +{ > + int ret; > + > + if (!driver || driver->speed < USB_SPEED_FULL || !driver->bind || > + !driver->setup) { > + printf("bad parameter.\n"); Sentence usually starts with capital letter and ends with fullstop (not the case below). > + return -EINVAL; > + } > + > + if (!gadget) { > + printf("Controller uninitialized\n"); > + return -ENXIO; > + } > + > + ret = musb_gadget_start(&gadget->g, driver); > + if (ret < 0) { > + printf("gadget_start failed with %d\n", ret); > + return ret; > + } > + > + ret = driver->bind(&gadget->g); > + if (ret < 0) { > + printf("bind failed with %d\n", ret); Are all these prints really useful ? > + return ret; > + } > + > + return 0; > +} > + > +int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) > +{ > + if (driver->disconnect) > + driver->disconnect(&gadget->g); > + if (driver->unbind) > + driver->unbind(&gadget->g); > + return 0; > +} > + > +static int ti_musb_peripheral_usb_probe(struct udevice *dev) > +{ > + struct ti_musb_platdata *platdata = dev_get_platdata(dev); > + struct usb_bus_priv *priv = dev_get_uclass_priv(dev); > + struct omap_musb_board_data *otg_board_data; > + > + otg_board_data = &platdata->otg_board_data; > + > + gadget = musb_init_controller(&platdata->plat, > + (struct device *)otg_board_data, > + platdata->base); > + if (!gadget) { > + error("gadget init failed\n"); > + return -EIO; > + } > + > + return 0; > +} > + > +static int ti_musb_peripheral_remove(struct udevice *dev) > +{ > + musb_stop(gadget); > + > + return 0; > +} > + > +static int ti_musb_peripheral_ofdata_to_platdata(struct udevice *dev) > +{ > + struct ti_musb_platdata *platdata = dev_get_platdata(dev); > + const void *fdt = gd->fdt_blob; > + int node = dev->of_offset; > + int ret; > + > + ret = ti_musb_ofdata_to_platdata(dev); > + if (ret) { > + error("platdata dt parse error\n"); > + return ret; > + } > + > + platdata->plat.mode = MUSB_PERIPHERAL; > + > + return 0; > +} > + > +U_BOOT_DRIVER(ti_musb_peripheral) = { > + .name = "ti-musb-peripheral", > + .id = UCLASS_USB_DEV_GENERIC, > + .ofdata_to_platdata = ti_musb_peripheral_ofdata_to_platdata, > + .probe = ti_musb_peripheral_usb_probe, > + .remove = ti_musb_peripheral_remove, > + .platdata_auto_alloc_size = sizeof(struct ti_musb_platdata), > + .priv_auto_alloc_size = sizeof(struct musb), > +}; > + > static int ti_musb_host_probe(struct udevice *dev) > { > struct musb_host_data *host = dev_get_priv(dev); > @@ -222,7 +327,15 @@ static int ti_musb_wrapper_bind(struct udevice *parent) > dr_mode = usb_get_dr_mode(node); > switch (dr_mode) { > case USB_DR_MODE_PERIPHERAL: > + case USB_DR_MODE_OTG: > /* Bind MUSB device */ > + ret = device_bind_driver_to_node(parent, > + "ti-musb-peripheral", > + name, node, &dev); > + if (ret) { > + error("musb - not able to bind usb device node\n"); > + return ret; > + } > break; > case USB_DR_MODE_HOST: > /* Bind MUSB host */ >
On Tuesday 10 May 2016 06:09 PM, Marek Vasut wrote: > On 05/10/2016 01:48 PM, Mugunthan V N wrote: >> Add a TI MUSB peripheral driver with driver model support and the >> driver will be bound by the MUSB wrapper driver based on the >> dr_mode device tree entry. >> >> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> >> --- >> drivers/usb/musb-new/musb_uboot.c | 2 + >> drivers/usb/musb-new/ti-musb.c | 113 ++++++++++++++++++++++++++++++++++++++ >> 2 files changed, 115 insertions(+) >> >> diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c >> index 6ce528c..b03b556 100644 >> --- a/drivers/usb/musb-new/musb_uboot.c >> +++ b/drivers/usb/musb-new/musb_uboot.c >> @@ -373,6 +373,7 @@ struct dm_usb_ops musb_usb_ops = { >> #endif /* CONFIG_DM_USB */ >> #endif /* CONFIG_USB_MUSB_HOST */ >> >> +#ifndef CONFIG_DM_USB >> #ifdef CONFIG_USB_MUSB_GADGET >> static struct musb *gadget; >> >> @@ -453,3 +454,4 @@ int musb_register(struct musb_hdrc_platform_data *plat, void *bdata, >> >> return 0; >> } >> +#endif /* CONFIG_DM_USB */ >> diff --git a/drivers/usb/musb-new/ti-musb.c b/drivers/usb/musb-new/ti-musb.c >> index 1c15aa2..11d10aa 100644 >> --- a/drivers/usb/musb-new/ti-musb.c >> +++ b/drivers/usb/musb-new/ti-musb.c >> @@ -14,6 +14,7 @@ >> #include <dm/device-internal.h> >> #include <dm/lists.h> >> >> +#include <watchdog.h> >> #include <asm/io.h> >> #include <asm/omap_musb.h> >> #include "musb_uboot.h" >> @@ -142,6 +143,110 @@ static int ti_musb_ofdata_to_platdata(struct udevice *dev) >> return 0; >> } >> >> +static struct musb *gadget; >> + >> +int usb_gadget_handle_interrupts(int index) >> +{ >> + WATCHDOG_RESET(); >> + if (!gadget || !gadget->isr) >> + return -EINVAL; >> + >> + return gadget->isr(0, gadget); >> +} >> + >> +int usb_gadget_register_driver(struct usb_gadget_driver *driver) >> +{ >> + int ret; >> + >> + if (!driver || driver->speed < USB_SPEED_FULL || !driver->bind || >> + !driver->setup) { >> + printf("bad parameter.\n"); > > Sentence usually starts with capital letter and ends with fullstop (not > the case below). > >> + return -EINVAL; >> + } >> + >> + if (!gadget) { >> + printf("Controller uninitialized\n"); >> + return -ENXIO; >> + } >> + >> + ret = musb_gadget_start(&gadget->g, driver); >> + if (ret < 0) { >> + printf("gadget_start failed with %d\n", ret); >> + return ret; >> + } >> + >> + ret = driver->bind(&gadget->g); >> + if (ret < 0) { >> + printf("bind failed with %d\n", ret); > > Are all these prints really useful ? This function is just a carry forward from non-DM driver, will have a look to remove irrelevant logs. Regards Mugunthan V N > >> + return ret; >> + } >> + >> + return 0; >> +} >> + >> +int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) >> +{ >> + if (driver->disconnect) >> + driver->disconnect(&gadget->g); >> + if (driver->unbind) >> + driver->unbind(&gadget->g); >> + return 0; >> +} >> + >> +static int ti_musb_peripheral_usb_probe(struct udevice *dev) >> +{ >> + struct ti_musb_platdata *platdata = dev_get_platdata(dev); >> + struct usb_bus_priv *priv = dev_get_uclass_priv(dev); >> + struct omap_musb_board_data *otg_board_data; >> + >> + otg_board_data = &platdata->otg_board_data; >> + >> + gadget = musb_init_controller(&platdata->plat, >> + (struct device *)otg_board_data, >> + platdata->base); >> + if (!gadget) { >> + error("gadget init failed\n"); >> + return -EIO; >> + } >> + >> + return 0; >> +} >> + >> +static int ti_musb_peripheral_remove(struct udevice *dev) >> +{ >> + musb_stop(gadget); >> + >> + return 0; >> +} >> + >> +static int ti_musb_peripheral_ofdata_to_platdata(struct udevice *dev) >> +{ >> + struct ti_musb_platdata *platdata = dev_get_platdata(dev); >> + const void *fdt = gd->fdt_blob; >> + int node = dev->of_offset; >> + int ret; >> + >> + ret = ti_musb_ofdata_to_platdata(dev); >> + if (ret) { >> + error("platdata dt parse error\n"); >> + return ret; >> + } >> + >> + platdata->plat.mode = MUSB_PERIPHERAL; >> + >> + return 0; >> +} >> + >> +U_BOOT_DRIVER(ti_musb_peripheral) = { >> + .name = "ti-musb-peripheral", >> + .id = UCLASS_USB_DEV_GENERIC, >> + .ofdata_to_platdata = ti_musb_peripheral_ofdata_to_platdata, >> + .probe = ti_musb_peripheral_usb_probe, >> + .remove = ti_musb_peripheral_remove, >> + .platdata_auto_alloc_size = sizeof(struct ti_musb_platdata), >> + .priv_auto_alloc_size = sizeof(struct musb), >> +}; >> + >> static int ti_musb_host_probe(struct udevice *dev) >> { >> struct musb_host_data *host = dev_get_priv(dev); >> @@ -222,7 +327,15 @@ static int ti_musb_wrapper_bind(struct udevice *parent) >> dr_mode = usb_get_dr_mode(node); >> switch (dr_mode) { >> case USB_DR_MODE_PERIPHERAL: >> + case USB_DR_MODE_OTG: >> /* Bind MUSB device */ >> + ret = device_bind_driver_to_node(parent, >> + "ti-musb-peripheral", >> + name, node, &dev); >> + if (ret) { >> + error("musb - not able to bind usb device node\n"); >> + return ret; >> + } >> break; >> case USB_DR_MODE_HOST: >> /* Bind MUSB host */ >> > >
On 11 May 2016 at 23:49, Mugunthan V N <mugunthanvnm@ti.com> wrote: > On Tuesday 10 May 2016 06:09 PM, Marek Vasut wrote: >> On 05/10/2016 01:48 PM, Mugunthan V N wrote: >>> Add a TI MUSB peripheral driver with driver model support and the >>> driver will be bound by the MUSB wrapper driver based on the >>> dr_mode device tree entry. >>> >>> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> >>> --- >>> drivers/usb/musb-new/musb_uboot.c | 2 + >>> drivers/usb/musb-new/ti-musb.c | 113 ++++++++++++++++++++++++++++++++++++++ >>> 2 files changed, 115 insertions(+) Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c index 6ce528c..b03b556 100644 --- a/drivers/usb/musb-new/musb_uboot.c +++ b/drivers/usb/musb-new/musb_uboot.c @@ -373,6 +373,7 @@ struct dm_usb_ops musb_usb_ops = { #endif /* CONFIG_DM_USB */ #endif /* CONFIG_USB_MUSB_HOST */ +#ifndef CONFIG_DM_USB #ifdef CONFIG_USB_MUSB_GADGET static struct musb *gadget; @@ -453,3 +454,4 @@ int musb_register(struct musb_hdrc_platform_data *plat, void *bdata, return 0; } +#endif /* CONFIG_DM_USB */ diff --git a/drivers/usb/musb-new/ti-musb.c b/drivers/usb/musb-new/ti-musb.c index 1c15aa2..11d10aa 100644 --- a/drivers/usb/musb-new/ti-musb.c +++ b/drivers/usb/musb-new/ti-musb.c @@ -14,6 +14,7 @@ #include <dm/device-internal.h> #include <dm/lists.h> +#include <watchdog.h> #include <asm/io.h> #include <asm/omap_musb.h> #include "musb_uboot.h" @@ -142,6 +143,110 @@ static int ti_musb_ofdata_to_platdata(struct udevice *dev) return 0; } +static struct musb *gadget; + +int usb_gadget_handle_interrupts(int index) +{ + WATCHDOG_RESET(); + if (!gadget || !gadget->isr) + return -EINVAL; + + return gadget->isr(0, gadget); +} + +int usb_gadget_register_driver(struct usb_gadget_driver *driver) +{ + int ret; + + if (!driver || driver->speed < USB_SPEED_FULL || !driver->bind || + !driver->setup) { + printf("bad parameter.\n"); + return -EINVAL; + } + + if (!gadget) { + printf("Controller uninitialized\n"); + return -ENXIO; + } + + ret = musb_gadget_start(&gadget->g, driver); + if (ret < 0) { + printf("gadget_start failed with %d\n", ret); + return ret; + } + + ret = driver->bind(&gadget->g); + if (ret < 0) { + printf("bind failed with %d\n", ret); + return ret; + } + + return 0; +} + +int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) +{ + if (driver->disconnect) + driver->disconnect(&gadget->g); + if (driver->unbind) + driver->unbind(&gadget->g); + return 0; +} + +static int ti_musb_peripheral_usb_probe(struct udevice *dev) +{ + struct ti_musb_platdata *platdata = dev_get_platdata(dev); + struct usb_bus_priv *priv = dev_get_uclass_priv(dev); + struct omap_musb_board_data *otg_board_data; + + otg_board_data = &platdata->otg_board_data; + + gadget = musb_init_controller(&platdata->plat, + (struct device *)otg_board_data, + platdata->base); + if (!gadget) { + error("gadget init failed\n"); + return -EIO; + } + + return 0; +} + +static int ti_musb_peripheral_remove(struct udevice *dev) +{ + musb_stop(gadget); + + return 0; +} + +static int ti_musb_peripheral_ofdata_to_platdata(struct udevice *dev) +{ + struct ti_musb_platdata *platdata = dev_get_platdata(dev); + const void *fdt = gd->fdt_blob; + int node = dev->of_offset; + int ret; + + ret = ti_musb_ofdata_to_platdata(dev); + if (ret) { + error("platdata dt parse error\n"); + return ret; + } + + platdata->plat.mode = MUSB_PERIPHERAL; + + return 0; +} + +U_BOOT_DRIVER(ti_musb_peripheral) = { + .name = "ti-musb-peripheral", + .id = UCLASS_USB_DEV_GENERIC, + .ofdata_to_platdata = ti_musb_peripheral_ofdata_to_platdata, + .probe = ti_musb_peripheral_usb_probe, + .remove = ti_musb_peripheral_remove, + .platdata_auto_alloc_size = sizeof(struct ti_musb_platdata), + .priv_auto_alloc_size = sizeof(struct musb), +}; + static int ti_musb_host_probe(struct udevice *dev) { struct musb_host_data *host = dev_get_priv(dev); @@ -222,7 +327,15 @@ static int ti_musb_wrapper_bind(struct udevice *parent) dr_mode = usb_get_dr_mode(node); switch (dr_mode) { case USB_DR_MODE_PERIPHERAL: + case USB_DR_MODE_OTG: /* Bind MUSB device */ + ret = device_bind_driver_to_node(parent, + "ti-musb-peripheral", + name, node, &dev); + if (ret) { + error("musb - not able to bind usb device node\n"); + return ret; + } break; case USB_DR_MODE_HOST: /* Bind MUSB host */
Add a TI MUSB peripheral driver with driver model support and the driver will be bound by the MUSB wrapper driver based on the dr_mode device tree entry. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> --- drivers/usb/musb-new/musb_uboot.c | 2 + drivers/usb/musb-new/ti-musb.c | 113 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 115 insertions(+)