On Wed, 06 Mar 2024 19:45:26 +0100, Ahmad Fatoum wrote: > Quoting eMMC 5.1 6.6.24 Dual Data Rate mode operation[1]: > > After the Device has been enabled for dual data rate operating mode, the > block length parameter of CMD17, CMD18, CMD24, CMD25 and CMD56 > automatically default to 512 bytes and cannot be changed by CMD16 > (SET_BLOCKLEN) command that becomes illegal in this mode. > > [...] Applied, thanks! [1/1] mci: add comment about hardcoded 512 bytes for DDR https://git.pengutronix.de/cgit/barebox/commit/?id=248ac493112f (link may not be stable) Best regards, -- Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>