[U-Boot] [PATCH 1/7] spi: altera: Use struct-based register access

Marek Vasut marex at denx.de
Mon Oct 20 17:10:35 CEST 2014


On Monday, October 20, 2014 at 04:53:15 PM, Jagan Teki wrote:

[...]

> > -#define ALTERA_SPI_RXDATA      0
> > -#define ALTERA_SPI_TXDATA      4
> > -#define ALTERA_SPI_STATUS      8
> > -#define ALTERA_SPI_CONTROL     12
> > -#define ALTERA_SPI_SLAVE_SEL   20
> > +struct altera_spi_regs {
> > +       u32     rxdata;
> > +       u32     txdata;
> > +       u32     status;
> > +       u32     control;
> > +       u32     _reserved;
> > +       u32     slave_sel;
> > +};
> 
> Can you place this structure definition below of all macro defines, i
> don't think the
> next level patches does that, does they?

Does it make sense to you, to first define the bits in registers and then
the register layout ? It does not make sense to me, so I would prefer to
keep it like it is.

[...]

Best regards,
Marek Vasut


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