On Thu, 11 Oct 2012, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 08:38 Thu 11 Oct , Lee Jones wrote:
> > On Wed, 10 Oct 2012, Jean-Christophe PLAGNIOL-VILLARD wrote:
> >
> > > On 16:18 Wed 10 Oct , Lee Jones wrote:
> > > > First level board support for the u9540.
> > > >
> > > > Acked-by: Linus Walleij <linus.wall...@linaro.org>
> > > > Signed-off-by: Lee Jones <lee.jo...@linaro.org>
> > > > ---
> > > > arch/arm/mach-ux500/cpu-db8500.c | 14 ++++++++++++++
> > > > 1 file changed, 14 insertions(+)
> > > >
> > > > diff --git a/arch/arm/mach-ux500/cpu-db8500.c
> > > > b/arch/arm/mach-ux500/cpu-db8500.c
> > > > index 3d8e321..6b7f970 100644
> > > > --- a/arch/arm/mach-ux500/cpu-db8500.c
> > > > +++ b/arch/arm/mach-ux500/cpu-db8500.c
> > > > @@ -17,6 +17,7 @@
> > > > #include <linux/platform_device.h>
> > > > #include <linux/io.h>
> > > > #include <linux/mfd/abx500/ab8500.h>
> > > > +#include <linux/mfd/dbx500-prcmu.h>
> > > > #include <linux/of.h>
> > > > #include <linux/of_platform.h>
> > > > #include <linux/regulator/machine.h>
> > > > @@ -319,6 +320,8 @@ static void __init u8500_init_machine(void)
> > > > snowball_pinmaps_init();
> > > > else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
> > > > hrefv60_pinmaps_init();
> > > > + else if (of_machine_is_compatible("st-ericsson,u9540")) {}
> > > > + /* TODO: Add u9540 pinmaps. */
> > > do you via DT no here
> >
> > We don't support pinctrl yet. It will come, it's just not available yet.
> so stop to add more and update the drviers
We'll get round to it.
We have a set priority list. Neither you nor I have control over that.
> and u9540 is a SoC name not a baord name
It's both. The u9540 board is affectionately called the u9540 board.
> > > > /* TODO: Export SoC, USB, cpu-freq and DMA40 */
> > > > parent = u8500_of_init_devices();
> > > > @@ -331,6 +334,7 @@ static const char * u8500_dt_board_compat[] = {
> > > > "calaosystems,snowball-a9500",
> > > > "st-ericsson,hrefv60+",
> > > > "st-ericsson,mop500",
> > > > + "st-ericsson,u9540",
> > > stop to add more compatible sue a more generic one
> >
> > Not entirely sure what you mean here.
> >
> > These are the only four boards we officially support.
> >
> > There are other uXXXX boards that we do not.
> you do not need it just mach a global compatbile
Why? What difference does it make? I could understand if we
had a long list of supported boards, but I think this is move
verbose and descriptive.
> > > > NULL,
> > > > };
> > > >
> > > > @@ -345,4 +349,14 @@ DT_MACHINE_START(U8500_DT, "ST-Ericsson U8500
> > > > platform (Device Tree Support)")
> > > > .dt_compat = u8500_dt_board_compat,
> > > > MACHINE_END
> > > >
> > > > +DT_MACHINE_START(U9540_DT, "ST-Ericsson 9540 platform (Device Tree
> > > > Support)")
> > > > + .map_io = u8500_map_io,
> > > > + .init_irq = ux500_init_irq,
> > > > + .timer = &ux500_timer,
> > > > + .handle_irq = gic_handle_irq,
> > > > + .init_machine = u8500_init_machine,
> > > > + .init_late = NULL,
> > > > + .dt_compat = u8500_dt_board_compat,
> > > > +MACHINE_END
> > > really?
> > > no need drop it for a more generic on
> >
> > This may look the same as the previous MACHINE_START now, but
> > it will have differences in the future as more u9540 support is
> > upstreamed. I think it should stick around as a separate entity
> > for the time being. If we can consolidate the init functions at
> > a later date, believe me I will make sure it happens.
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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