[U-Boot] [PATCH 6/6] arm: socfpga: Add support for Denali NAND controller

[Marek Vasut <marex@denx.de>]

On Tuesday, December 22, 2015 at 04:17:23 PM, Chin Liang See wrote:
> On Sun, 2015-12-20 at 04:00 +0100, Marek Vasut wrote:
> > Add common configuration bits for the Denali NAND controller and also
> > support for using it as a boot device in SPL.
> > 
> > Signed-off-by: Marek Vasut <marex@denx.de>
> > Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
> > Cc: Chin Liang See <clsee@altera.com>
> > ---
> > 
> >  include/configs/socfpga_common.h | 23 +++++++++++++++++++++++
> >  1 file changed, 23 insertions(+)
> > 
> > diff --git a/include/configs/socfpga_common.h
> > b/include/configs/socfpga_common.h
> > index 4124d8b..8886ccf 100644
> > --- a/include/configs/socfpga_common.h
> > +++ b/include/configs/socfpga_common.h
> > @@ -162,6 +162,19 @@
> > 
> >  #endif
> >  
> >  /*
> > 
> > + * NAND Support
> > + */
> > +#ifdef CONFIG_NAND_DENALI
> > +#define CONFIG_SYS_MAX_NAND_DEVICE	1
> > +#define CONFIG_SYS_NAND_MAX_CHIPS	1
> > +#define CONFIG_SYS_NAND_ONFI_DETECTION
> > +#define CONFIG_NAND_DENALI_ECC_SIZE	512
> > +#define CONFIG_SYS_NAND_REGS_BASE	0xffb80000
> > +#define CONFIG_SYS_NAND_DATA_BASE	0xff900000
> 
> You can use SOCFPGA_NANDDATA_ADDRESS and SOCFPGA_NANDREGS_ADDRESS

I would like to nuke these two altogether ;-) But they are not as critical as
the USB, so OK.

> > +#define CONFIG_SYS_NAND_BASE		(CONFIG_SYS_NAND_DATA_BA
> > SE + 0x10)
> > +#endif
> > +
> > +/*
> > 
> >   * I2C support
> >   */
> >  
> >  #define CONFIG_SYS_I2C
> > 
> > @@ -302,6 +315,9 @@ unsigned int cm_get_qspi_controller_clk_hz(void);
> > 
> >  #ifdef CONFIG_DM_SPI
> >  #define CONFIG_SPL_SPI_SUPPORT
> >  #endif
> > 
> > +#ifdef CONFIG_SPL_NAND_DENALI
> > +#define CONFIG_SPL_NAND_SUPPORT
> > +#endif
> > 
> >  /* SPL SDMMC boot support */
> >  #ifdef CONFIG_SPL_MMC_SUPPORT
> > 
> > @@ -324,6 +340,13 @@ unsigned int
> > cm_get_qspi_controller_clk_hz(void);
> > 
> >  #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x40000
> >  #endif
> > 
> > +/* SPL NAND boot support */
> > +#ifdef CONFIG_SPL_NAND_SUPPORT
> > +#define CONFIG_SYS_NAND_USE_FLASH_BBT
> > +#define CONFIG_SYS_NAND_BAD_BLOCK_POS	0
> 
> I believe this is need for U-Boot too, right?

It's only needed for the SPL, I double-checked.