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

[Roman Stratiienko]

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
> >