[U-Boot] [PATCH v3 16/20] arm: socfpga: Adding clock frequency info for U-boot

[Chee, Tien Fong]

On Jum, 2017-10-20 at 09:29 -0500, Dinh Nguyen wrote:
> 
> On 10/13/2017 03:08 AM, tien.fong.chee at intel.com wrote:
> > 
> > From: Tien Fong Chee <tien.fong.chee at intel.com>
> > 
> > Clock frequency info is required in U-boot.
> We know this patch is for U-Boot, don't need to state it in the
> commit
> message. Also, it's "U-Boot", not "U-boot".
> 
Both SPL and U-Boot need to know the clock freq info. SPL already has
one, and this patch is for creating the clock freq info for U-Boot.
> > 
> > 
> > Signed-off-by: Tien Fong Chee <tien.fong.chee at intel.com>
> > ---
> >  arch/arm/mach-socfpga/board.c | 8 ++++++++
> >  1 file changed, 8 insertions(+)
> > 
> > diff --git a/arch/arm/mach-socfpga/board.c b/arch/arm/mach-
> > socfpga/board.c
> > index 965f9dc..9a96f52 100644
> > --- a/arch/arm/mach-socfpga/board.c
> > +++ b/arch/arm/mach-socfpga/board.c
> > @@ -8,7 +8,10 @@
> >  
> >  #include <common.h>
> >  #include <errno.h>
> > +#include <fdtdec.h>
> >  #include <asm/arch/reset_manager.h>
> > +#include <asm/arch/clock_manager.h>
> > +#include <asm/arch/misc.h>
> Is misc.h needed?
> 
I believe can remove mish.h . I will verify again.
> > 
> >  #include <asm/io.h>
> >  
> >  #include <usb.h>
> > @@ -26,6 +29,11 @@ int board_init(void)
> >  	/* Address of boot parameters for ATAG (if ATAG is used)
> > */
> >  	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
> >  
> > +#if defined(CONFIG_TARGET_SOCFPGA_ARRIA10)
> > +	/* configuring the clock based on handoff */
> > +	cm_basic_init(gd->fdt_blob);
> > +#endif
> > +
> Is is the right place this? The usual call is in the SPL.
> 
SPL has one. This is for U-Boot. Clock freq info which is stored in SPL
memory will gone after moving to U-Boot. 
> Dinh