[U-Boot] [PATCH v3 06/11] sun6i: Add dram initialization code

Ian Campbell ijc at hellion.org.uk
Sat Nov 8 11:25:24 CET 2014


On Fri, 2014-11-07 at 20:47 +0100, Hans de Goede wrote:
> Add full support for dram initialization, using a fixed clock and autodetection
> of the memory organization (numbers of channels, bus-width, etc.).
> 
> This is based on dram_sun6i.c and dram.h from u-boot in the Allwinner A31 SDK,
> extended with extra initialization sequences and the autodetect algorithm
> from boot0.
> 
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>

Acked-by: Ian Campbell <ijc at hellion.org.uk>

> +	/* Bunch of magic writes performed by boot0 */
> +	writel(0x00400302, &mctl_com->rmcr[0]);
[...]

:-/ Have you pinged Allwinner about these/docs for these?

Ian.



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