From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org,
Steffen Trumtrar <s.trumtrar@pengutronix.de>
Cc: Ahmad Fatoum <a.fatoum@pengutronix.de>,
David Jander <david@protonic.nl>
Subject: Re: [PATCH v4 0/4] ARM: i.MX8: add DDRC-ECC support
Date: Tue, 17 Mar 2026 11:22:10 +0100 [thread overview]
Message-ID: <177374293082.3147536.17619125567296156434.b4-ty@pengutronix.de> (raw)
In-Reply-To: <20260316-v2026-02-0-topic-imx8-ecc-v4-0-e5ecc09cfafd@pengutronix.de>
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@pengutronix.de>
prev parent reply other threads:[~2026-03-17 10:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-16 8:14 Steffen Trumtrar
2026-03-16 8:14 ` [PATCH v4 1/4] ARM: i.MX: esdctl: fix spelling of ad(d)ress Steffen Trumtrar
2026-03-16 8:14 ` [PATCH v4 2/4] arm: mach-imx: esdctl.c: Add support for imx8mp inline ECC Steffen Trumtrar
2026-03-16 8:14 ` [PATCH v4 3/4] drivers: ddr: imx8m: ddr_init.c: support ECC scrubbing Steffen Trumtrar
2026-03-16 8:14 ` [PATCH v4 4/4] arm: boards: protonic-imx8ml: Add ECC + scrubbing Steffen Trumtrar
2026-03-17 10:22 ` Sascha Hauer [this message]
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