[PATCH v1 0/2] Disable HS400 for eMMC on Radxa ROCK 4 SBCs

[Heiko Stuebner]

On Wed, 5 Jul 2023 15:42:53 +0100, Christopher Obbard wrote:
> There is some instablity with some eMMC modules on ROCK Pi 4 SBCs running
> in HS400 mode. This ends up resulting in some block errors after a while
> or after a "heavy" operation utilising the eMMC (e.g. resizing a
> filesystem). An example of these errors is as follows:
> 
>     [  289.171014] mmc1: running CQE recovery
>     [  290.048972] mmc1: running CQE recovery
>     [  290.054834] mmc1: running CQE recovery
>     [  290.060817] mmc1: running CQE recovery
>     [  290.061337] blk_update_request: I/O error, dev mmcblk1, sector 1411072 op 0x1:(WRITE) flags 0x800 phys_seg 36 prio class 0
>     [  290.061370] EXT4-fs warning (device mmcblk1p1): ext4_end_bio:348: I/O error 10 writing to inode 29547 starting block 176466)
>     [  290.061484] Buffer I/O error on device mmcblk1p1, logical block 172288
>     [  290.061531] Buffer I/O error on device mmcblk1p1, logical block 172289
>     [  290.061551] Buffer I/O error on device mmcblk1p1, logical block 172290
>     [  290.061574] Buffer I/O error on device mmcblk1p1, logical block 172291
>     [  290.061592] Buffer I/O error on device mmcblk1p1, logical block 172292
>     [  290.061615] Buffer I/O error on device mmcblk1p1, logical block 172293
>     [  290.061632] Buffer I/O error on device mmcblk1p1, logical block 172294
>     [  290.061654] Buffer I/O error on device mmcblk1p1, logical block 172295
>     [  290.061673] Buffer I/O error on device mmcblk1p1, logical block 172296
>     [  290.061695] Buffer I/O error on device mmcblk1p1, logical block 172297
> 
> [...]

Applied, thanks!

[1/2] arm64: dts: rockchip: Disable HS400 for eMMC on ROCK Pi 4
      commit: cee572756aa2cb46e959e9797ad4b730b78a050b
[2/2] arm64: dts: rockchip: Disable HS400 for eMMC on ROCK 4C+
      commit: 2bd1d2dd808c60532283e9cf05110bf1bf2f9079

Best regards,
-- 
Heiko Stuebner <heiko at sntech.de>