[U-Boot] [PATCH 04/10] ARM: socfpga: arria10: add stub sdram init for Arria10

Marek Vasut marex at denx.de
Mon Nov 23 13:57:28 CET 2015


On Monday, November 23, 2015 at 01:25:39 PM, Pavel Machek wrote:
> Hi!
> 
> > +union dramaddrw_reg {
> > +	struct {
> > +		u32 cfg_col_addr_width:5;
> > +		u32 cfg_row_addr_width:5;
> > +		u32 cfg_bank_addr_width:4;
> > +		u32 cfg_bank_group_addr_width:2;
> > +		u32 cfg_cs_addr_width:3;
> > +		u32 reserved:13;
> > +	};
> > +	u32 word;
> > +};
> 
> Umm. Are you sure this is good idea? Is gcc allowed  to do something
> funny and reorder bitfields in unexpected way?

GCC won't do anything, but I cannot say I'm a big fan of those bitfields.
Let's just drop them and use the BIT() macro.

Best regards,
Marek Vasut


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