Hello Jaehoon, On Mon, Feb 16, 2015 at 6:48 AM, Jaehoon Chung <jh80.ch...@samsung.com> wrote: > On 02/15/2015 08:41 PM, Javier Martinez Canillas wrote: >> I modified [1] your patch #2 to do what Alim suggested and only with >> that patch on top of linux-next I have neither the the "Timeout >> sending command" error nor the uSD not getting detected errors. Linux >> mounts the rootfs from the uSD and the wifi SDIO device is enumerated >> and listed in /sys/bus/sdio/devices/ > > it needs to check when clock value only update. > As Javier and Alim are mentioned, if check whether card is busy or not in > setup_bus(), > should be processed unnecessary checking. > (According to TRM, before disabling clock, check whether card is busy or not.) > if my thinking is right, chekcing is located more exactly before > mci_writel(host, CLKENA, 0). > > And i recommend if CLK_GATE is enabled, clkgate_delay sets to the bigger > value than 3. > I'm not sure Javier's issue is same thing..I will check more this. >
Thanks for checking, do you have access to a Peach Pit or Pi Chromebook to reproduce the issue I reported? Please let me know if you need any help from me. > Best Regards, > Jaehoon Chung > Best regards, Javier -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
