[PATCH v4 0/4] ARM: i.MX8: add DDRC-ECC support
Sascha Hauer
s.hauer at pengutronix.de
Tue Mar 17 03:22:10 PDT 2026
On Mon, 16 Mar 2026 09:14:30 +0100, Steffen Trumtrar wrote:
> The i.MX8 DDRC controller supports using inline ECC with the DDR RAM.
> Inline ECC reduces the usable RAM size by 1/8: 7/8 RAM is for data and
> 1/8 RAM is for the ECC bits. Also, measuring random memory writes in
> linux with
>
> stress-ng --memthrash 4 --memthrash-method chunk1 -t 1m --metrics
>
> [...]
Applied, thanks!
[1/4] ARM: i.MX: esdctl: fix spelling of ad(d)ress
https://git.pengutronix.de/cgit/barebox/commit/?id=0826f8905b78 (link may not be stable)
[2/4] arm: mach-imx: esdctl.c: Add support for imx8mp inline ECC
https://git.pengutronix.de/cgit/barebox/commit/?id=0651254b9450 (link may not be stable)
[3/4] drivers: ddr: imx8m: ddr_init.c: support ECC scrubbing
https://git.pengutronix.de/cgit/barebox/commit/?id=101fcf16adf7 (link may not be stable)
[4/4] arm: boards: protonic-imx8ml: Add ECC + scrubbing
https://git.pengutronix.de/cgit/barebox/commit/?id=d8361ee96223 (link may not be stable)
Best regards,
--
Sascha Hauer <s.hauer at pengutronix.de>
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