On Jum, 2017-08-04 at 15:10 +0200, Marek Vasut wrote:
> On 08/04/2017 07:37 AM, Chee, Tien Fong wrote:
> >
> > On Rab, 2017-08-02 at 23:32 +0200, Marek Vasut wrote:
> > >
> > > On 08/02/2017 12:21 PM, Chee, Tien Fong wrote:
> > > >
> > > >
> > > > On Isn, 2017-07-31 at 12:53 +0200, Marek Vasut wrote:
> > > > >
> > > > >
> > > > > On 07/31/2017 12:50 PM, tien.fong.c...@intel.com wrote:
> > > > > >
> > > > > >
> > > > > >
> > > > > > From: Tien Fong Chee <tien.fong.c...@intel.com>
> > > > > >
> > > > > > Function for checking boot device type, which is required
> > > > > > for
> > > > > > locating
> > > > > > flash where U-boot image, FPGA design are stored.
> > > > > >
> > > > > > Signed-off-by: Tien Fong Chee <tien.fong.c...@intel.com>
> > > > > > ---
> > > > > > arch/arm/mach-socfpga/include/mach/misc.h | 19
> > > > > > +++++++++++++++++++
> > > > > > arch/arm/mach-socfpga/misc_arria10.c | 22
> > > > > > ++++++++++++++++++++++
> > > > > > 2 files changed, 41 insertions(+), 0 deletions(-)
> > > > > >
> > > > > > diff --git a/arch/arm/mach-socfpga/include/mach/misc.h
> > > > > > b/arch/arm/mach-socfpga/include/mach/misc.h
> > > > > > index 0b65783..b219aac 100644
> > > > > > --- a/arch/arm/mach-socfpga/include/mach/misc.h
> > > > > > +++ b/arch/arm/mach-socfpga/include/mach/misc.h
> > > > > > @@ -14,6 +14,24 @@ struct bsel {
> > > > > > const char *name;
> > > > > > };
> > > > > >
> > > > > > +enum {
> > > > > > + BOOT_DEVICE_RAM,
> > > > > > + BOOT_DEVICE_MMC1,
> > > > > > + BOOT_DEVICE_MMC2,
> > > > > > + BOOT_DEVICE_MMC2_2,
> > > > > > + BOOT_DEVICE_NAND,
> > > > > > + BOOT_DEVICE_ONENAND,
> > > > > > + BOOT_DEVICE_NOR,
> > > > > > + BOOT_DEVICE_UART,
> > > > > > + BOOT_DEVICE_SPI,
> > > > > > + BOOT_DEVICE_USB,
> > > > > > + BOOT_DEVICE_SATA,
> > > > > > + BOOT_DEVICE_I2C,
> > > > > > + BOOT_DEVICE_BOARD,
> > > > > > + BOOT_DEVICE_DFU,
> > > > > > + BOOT_DEVICE_NONE
> > > > > Why do you have so many bootdevices here if half of them
> > > > > aren't
> > > > > supported/used ?
> > > > >
> > > > Okay, i will reduce it, i refered this from spl.h
> > > > >
> > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > +};
> > > > > > +
> > > > > > extern struct bsel bsel_str[];
> > > > > >
> > > > > > #ifdef CONFIG_FPGA
> > > > > > @@ -26,6 +44,7 @@ static inline void socfpga_fpga_add(void)
> > > > > > {}
> > > > > > unsigned int dedicated_uart_com_port(const void *blob);
> > > > > > unsigned int shared_uart_com_port(const void *blob);
> > > > > > unsigned int uart_com_port(const void *blob);
> > > > > > +u32 boot_device(void);
> > > > > > #endif
> > > > > >
> > > > > > #endif /* _MISC_H_ */
> > > > > > diff --git a/arch/arm/mach-socfpga/misc_arria10.c
> > > > > > b/arch/arm/mach-
> > > > > > socfpga/misc_arria10.c
> > > > > > index 9d751f6..069a0a6 100644
> > > > > > --- a/arch/arm/mach-socfpga/misc_arria10.c
> > > > > > +++ b/arch/arm/mach-socfpga/misc_arria10.c
> > > > > > @@ -235,6 +235,28 @@ unsigned int uart_com_port(const void
> > > > > > *blob)
> > > > > > return shared_uart_com_port(blob);
> > > > > > }
> > > > > >
> > > > > > +u32 boot_device(void)
> > > > > > +{
> > > > > > + const u32 bsel = readl(&sysmgr_regs->bootinfo);
> > > > > > +
> > > > > > + switch (SYSMGR_GET_BOOTINFO_BSEL(bsel)) {
> > > > > This looks very similar to what is on Gen5 ?
> > > > >
> > > > I refered from function spl_boot_device in spl.c . I copied
> > > > the
> > > > function here, because U-boot also need it.
> > > So can the same code used for gen5 be recycled on gen10 ?
> > >
> > Are you means SYSMGR_GET_BOOTINFO_BSEL? This is common #define
> > shared
> > between gen5 and gen10.
> > If you means boot_device function, then gen5 doesn't has this
> > function.
> > Please correct me if i misunderstand your question.
> Did you try for example git grep BOOT_DEVICE arch/arm/mach-socfpga ?
> It should point you to spl_boot_device in spl.c
>
Okay, i know what's you trying to say. I can change this function as
common code for both SPL and U-boot.
Thanks.
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