[U-Boot] [PATCH v2 06/13] MIPS: Add support for Microchip PIC32MZ[DA] family.

Daniel Schwierzeck daniel.schwierzeck at gmail.com
Sat Jan 9 22:06:17 CET 2016


Am Mittwoch, den 06.01.2016, 15:03 +0530 schrieb Purna Chandra Mandal:
> On 01/06/2016 01:53 AM, Daniel Schwierzeck wrote:
> > 2016-01-04 15:01 GMT+01:00 Purna Chandra Mandal <
> > purna.mandal at microchip.com>:
> > > Signed-off-by: Purna Chandra Mandal <purna.mandal at microchip.com>
> > > 
> > > ---
> > > 
> > > Changes in v2:
> > > - drop unnecessary board_early_init_f()
> > > - use LEAF(), END() macros for lowlevel_init
> > > - move initialization of board_init_f() argument to common
> > > start.S
> > > - move initdram() from board/microchip/ to mach-pic32/cpu.c
> > > - remove MIPS virtual address in favor of physical address in dts
> > > file
> > > 
> > >  arch/mips/cpu/start.S                     |   2 +
> > >  arch/mips/dts/pic32mzda.dtsi              |  64 +++++++++++++
> > >  arch/mips/mach-pic32/Kconfig              |  16 +++-
> > >  arch/mips/mach-pic32/Makefile             |   2 +-
> > >  arch/mips/mach-pic32/cpu.c                | 146
> > > ++++++++++++++++++++++++++++++
> > >  arch/mips/mach-pic32/include/mach/pic32.h |   3 +
> > >  arch/mips/mach-pic32/lowlevel_init.S      |  27 ++++++
> > >  arch/mips/mach-pic32/reset.c              |  36 ++++++++
> > >  8 files changed, 294 insertions(+), 2 deletions(-)
> > >  create mode 100644 arch/mips/dts/pic32mzda.dtsi
> > >  create mode 100644 arch/mips/mach-pic32/lowlevel_init.S
> > >  create mode 100644 arch/mips/mach-pic32/reset.c
> > > 
> > > diff --git a/arch/mips/cpu/start.S b/arch/mips/cpu/start.S
> > > index e95cdca..a7e6722 100644
> > > --- a/arch/mips/cpu/start.S
> > > +++ b/arch/mips/cpu/start.S
> > > @@ -185,6 +185,8 @@ reset:
> > >         PTR_ADDU t0, k0, GD_MALLOC_BASE # gd->malloc_base offset
> > >         sw      sp, 0(t0)
> > >  #endif
> > > +       /* Initialize args to zero. */
> > > +       li      a0, 0x0
> > please create a separate patch for this change. Also the code must
> > be
> > compatible with MIPS64 now, so please do:
> > 
> > PTR_LI  a0, 0
> 
> ack.

I was mistaken, li would work too. Anyway a better approach would be

move a0, zero

Please use that, thanks.

-- 
- Daniel



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