[U-Boot] [PATCH v4] ns16550: change to allow 32 bit access to registers

Wolfgang Denk wd at denx.de
Wed Sep 7 23:36:23 CEST 2011


Dear Dave Aldridge,

In message <1314953234-3977-1-git-send-email-fovsoft at gmail.com> you wrote:
> If CONFIG_SYS_NS16550_MEM32 is defined then 32 bit memory
> mapped access will be used to read/write the uart registers.
...
> +#elif defined(CONFIG_SYS_NS16550_MEM32) && (CONFIG_SYS_NS16550_REG_SIZE > 0)
> +#define serial_out(x,y) out_be32(y,x)
> +#define serial_in(y) 	in_be32(y)
> +#elif defined(CONFIG_SYS_NS16550_MEM32) && (CONFIG_SYS_NS16550_REG_SIZE < 0)

Please see comment to previous version.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
For every complex problem, there is a solution that is simple,  neat,
and wrong.                                               - Mark Twain


More information about the U-Boot mailing list