[PATCH] mci: imx-esdhc-pbl: clear stale INT_STATUS before first PBL transfer
Sascha Hauer
s.hauer at pengutronix.de
Thu Jun 18 00:04:16 PDT 2026
On Wed, 17 Jun 2026 21:35:54 +0000, Johannes Schneider wrote:
> PBL load_bl33 on i.MX8MM takes roughly three times longer than on
> i.MX8MP for what turned out to be an asymmetric code path in this
> driver rather than a hardware difference. The two PBL load wrappers
> shared imx_esdhc_init() but diverged on whether they issue any
> command before the bulk CMD18:
>
> imx8mp_esdhc_load_image() goes through esdhc_bootpart_active()
> to pick a read offset, which internally issues CMD8 (SEND_EXT_CSD).
> esdhc_send_cmd() clears SDHCI_INT_STATUS as a side effect.
>
> [...]
Applied, thanks!
[1/1] mci: imx-esdhc-pbl: clear stale INT_STATUS before first PBL transfer
https://git.pengutronix.de/cgit/barebox/commit/?id=b023a62e238a (link may not be stable)
Best regards,
--
Sascha Hauer <s.hauer at pengutronix.de>
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