[PATCH] musb-new: Use predefined configuration data for SUN50I_H6

[Roman Stratiienko]

CC: linux-sunxi at googlegroups.com

сб, 13 июн. 2020 г. в 22:33, Roman Stratiienko <r.stratiienko at gmail.com>:
>
> чт, 14 мая 2020 г. в 09:44, Roman Stratiienko <r.stratiienko at gmail.com>:
> >
> > CC: jagan at amarulasolutions.com
> >
> > пт, 8 мая 2020 г. в 15:29, Roman Stratiienko <r.stratiienko at gmail.com>:
> > >
> > > Same was done in the kernel for all devices compatible with
> > > 'allwinner,sun8i-a33-musb' at [1] and [2].
> > >
> > > Fixes musb initialization on H6 SOC.
> > >
> > > [1] - https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/drivers/usb/musb/sunxi.c?h=v5.6.11#n726
> > > [2] - https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/drivers/usb/musb/sunxi.c?h=v5.6.11#n440
> > >
> > > Signed-off-by: Roman Stratiienko <r.stratiienko at gmail.com>
> > > ---
> > > CC: Ondrej Jirman <megous at megous.com>
> > > CC: Icenowy Zheng <icenowy at aosc.io>
> > > CC: Marek Vasut <marex at denx.de>
> > > CC: linux-sunxi at googlegroups.com
> > >
> > > Hello community,
> > >
> > > '$ fastboot usb 0' command works, but host still doesn't see any USB devices.
> > > Does anyone have any suggestions where to look?
>
> Hello,
>
> Second issue was fixed with commit 462a9c7a9cce ("phy: sun4i-usb:
> Align H6 initialization logic with the kernel") <merged>
> This patch is required to fix download gadget support for H6 SOC.
> Please review/merge.
>
> > > ---
> > >  drivers/usb/musb-new/musb_regs.h | 4 +++-
> > >  1 file changed, 3 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/usb/musb-new/musb_regs.h b/drivers/usb/musb-new/musb_regs.h
> > > index c4d7203b85..5f012f3b41 100644
> > > --- a/drivers/usb/musb-new/musb_regs.h
> > > +++ b/drivers/usb/musb-new/musb_regs.h
> > > @@ -432,7 +432,9 @@ static inline u8 musb_read_ulpi_buscontrol(void __iomem *mbase)
> > >  static inline u8 musb_read_configdata(void __iomem *mbase)
> > >  {
> > >  #if defined CONFIG_MACH_SUN8I_A33 || defined CONFIG_MACH_SUN8I_A83T || \
> > > -               defined CONFIG_MACH_SUNXI_H3_H5 || defined CONFIG_MACH_SUN50I
> > > +       defined CONFIG_MACH_SUNXI_H3_H5 || defined CONFIG_MACH_SUN50I || \
> > > +       defined CONFIG_MACH_SUN50I_H6
> > > +
> > >         /* <Sigh> allwinner saves a reg, and we need to hardcode this */
> > >         return 0xde;
> > >  #else
> > > --
> > > 2.25.1
> > >