On Sun, Aug 8, 2010 at 3:18 AM, Santosh Shilimkar <santosh.shilim...@ti.com> wrote: > On Davinci SRAM is mapped as MT_DEVICE becasue of the section > mapping pre-requisite instead of intended MT_MEMORY_NONCACHED > > Since the section mapping limitation gets fixed with first > patch in this series, the MT_MEMORY_NONCACHED can be used now. > > Have not tested this, so somebody with Davinci hardware can > try this out > > Signed-off-by: Santosh Shilimkar <santosh.shilim...@ti.com> > Cc: davinci-linux-open-source@linux.davincidsp.com > Cc: Kevin Hilman <khil...@deeprootsystems.com>
Acked-by: Kevin Hilman <khil...@deeprootsystems.com> > --- > arch/arm/mach-davinci/dm355.c | 3 +-- > arch/arm/mach-davinci/dm365.c | 3 +-- > arch/arm/mach-davinci/dm644x.c | 3 +-- > arch/arm/mach-davinci/dm646x.c | 3 +-- > 4 files changed, 4 insertions(+), 8 deletions(-) > > diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c > index 3834781..e7bd2ad 100644 > --- a/arch/arm/mach-davinci/dm355.c > +++ b/arch/arm/mach-davinci/dm355.c > @@ -767,8 +767,7 @@ static struct map_desc dm355_io_desc[] = { > .virtual = SRAM_VIRT, > .pfn = __phys_to_pfn(0x00010000), > .length = SZ_32K, > - /* MT_MEMORY_NONCACHED requires supersection alignment */ > - .type = MT_DEVICE, > + .type = MT_MEMORY_NONCACHED, > }, > }; > > diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c > index a146849..5dee032 100644 > --- a/arch/arm/mach-davinci/dm365.c > +++ b/arch/arm/mach-davinci/dm365.c > @@ -967,8 +967,7 @@ static struct map_desc dm365_io_desc[] = { > .virtual = SRAM_VIRT, > .pfn = __phys_to_pfn(0x00010000), > .length = SZ_32K, > - /* MT_MEMORY_NONCACHED requires supersection alignment */ > - .type = MT_DEVICE, > + .type = MT_MEMORY_NONCACHED, > }, > }; > > diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c > index 7ad1520..5112d51 100644 > --- a/arch/arm/mach-davinci/dm644x.c > +++ b/arch/arm/mach-davinci/dm644x.c > @@ -651,8 +651,7 @@ static struct map_desc dm644x_io_desc[] = { > .virtual = SRAM_VIRT, > .pfn = __phys_to_pfn(0x00008000), > .length = SZ_16K, > - /* MT_MEMORY_NONCACHED requires supersection alignment */ > - .type = MT_DEVICE, > + .type = MT_MEMORY_NONCACHED, > }, > }; > > diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c > index 9404565..97078f4 100644 > --- a/arch/arm/mach-davinci/dm646x.c > +++ b/arch/arm/mach-davinci/dm646x.c > @@ -735,8 +735,7 @@ static struct map_desc dm646x_io_desc[] = { > .virtual = SRAM_VIRT, > .pfn = __phys_to_pfn(0x00010000), > .length = SZ_32K, > - /* MT_MEMORY_NONCACHED requires supersection alignment */ > - .type = MT_DEVICE, > + .type = MT_MEMORY_NONCACHED, > }, > }; > > -- > 1.6.0.4 > > _______________________________________________ Davinci-linux-open-source mailing list Davinci-linux-open-source@linux.davincidsp.com http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source