Re: [U-Boot] [PATCH] mmc: set bus width to 1 and clock to minimum early during initialization
Dear Ilya Yanok, In message 1246283596-1259-1-git-send-email-ya...@emcraft.com you wrote: We need to switch back to 1-bit before initialization or SD 2.0 cards will fail to send SCR if we've switched to 4-bit already. Signed-off-by: Ilya Yanok ya...@emcraft.com --- drivers/mmc/mmc.c |3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) Applied, thanks. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de Just think of a computer as hardware you can program. - Nigel de la Tierre ___ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
[U-Boot] [PATCH] mmc: set bus width to 1 and clock to minimum early during initialization
We need to switch back to 1-bit before initialization or SD 2.0 cards will fail to send SCR if we've switched to 4-bit already. Signed-off-by: Ilya Yanok ya...@emcraft.com --- drivers/mmc/mmc.c |3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 8c736ce..b69ce15 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -859,6 +859,9 @@ int mmc_init(struct mmc *mmc) if (err) return err; + mmc_set_bus_width(mmc, 1); + mmc_set_clock(mmc, 1); + /* Reset the Card */ err = mmc_go_idle(mmc); -- 1.6.0.6 ___ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
