Signed-off-by: Joel A Fernandes <agnel.j...@gmail.com> --- ...mc-Adjust-dto-to-eliminate-timeout-errors.patch | 33 ++++++++++++++++++++ recipes-kernel/linux/linux_3.0.bb | 3 +- 2 files changed, 35 insertions(+), 1 deletions(-) create mode 100644 recipes-kernel/linux/linux-3.0/beagle/0006-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
diff --git a/recipes-kernel/linux/linux-3.0/beagle/0006-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch b/recipes-kernel/linux/linux-3.0/beagle/0006-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch new file mode 100644 index 0000000..8cd314c --- /dev/null +++ b/recipes-kernel/linux/linux-3.0/beagle/0006-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch @@ -0,0 +1,33 @@ +From bd0b2f97c48aa6aac0c6a494f1c6ba5af5de486b Mon Sep 17 00:00:00 2001 +From: Steve Sakoman <st...@sakoman.com> +Date: Mon, 18 Jul 2011 23:13:41 -0500 +Subject: [PATCH] omap_hsmmc: Set dto to max value of 14 to avoid SD Card timeouts + +This fixes MMC errors due to timeouts on certain SD Cards following suggestions +to set dto to 14 by Jason Kridner and Steven Kipisz + +Details of the issue: +http://talk.maemo.org/showthread.php?p=1000707#post1000707 + +This fix was originally proposed by Sukumar Ghoral of TI. +--- + drivers/mmc/host/omap_hsmmc.c | 3 +++ + 1 files changed, 3 insertions(+), 0 deletions(-) + +diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c +index 9646a75..7443647 100644 +--- a/drivers/mmc/host/omap_hsmmc.c ++++ b/drivers/mmc/host/omap_hsmmc.c +@@ -1049,6 +1049,9 @@ static void set_data_timeout(struct omap_hsmmc_host *host, + dto = 14; + } + ++ /* Set dto to max value of 14 to avoid SD Card timeouts */ ++ dto = 14; ++ + reg &= ~DTO_MASK; + reg |= dto << DTO_SHIFT; + OMAP_HSMMC_WRITE(host->base, SYSCTL, reg); +-- +1.7.0.4 + diff --git a/recipes-kernel/linux/linux_3.0.bb b/recipes-kernel/linux/linux_3.0.bb index f17ebcf..edb8df7 100644 --- a/recipes-kernel/linux/linux_3.0.bb +++ b/recipes-kernel/linux/linux_3.0.bb @@ -9,7 +9,7 @@ COMPATIBLE_MACHINE = "(beagleboard)" SRCREV_pn-${PN} = "94ed5b4788a7cdbe68bc7cb8516972cbebdc8274" # The main PR is now using MACHINE_KERNEL_PR, for omap3 see conf/machine/include/omap3.inc -MACHINE_KERNEL_PR_append = "j" +MACHINE_KERNEL_PR_append = "k" FILESPATHPKG_prepend = "linux-3.0:" @@ -195,6 +195,7 @@ SRC_URI += "git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-3.0.y.git file://beagle/0003-HACK-OMAP3-beagle-switch-to-GPTIMER1.patch \ file://beagle/0004-OMAP3-beagle-HACK-add-in-1GHz-OPP.patch \ file://beagle/0005-omap3-Add-basic-support-for-720MHz-part.patch \ + file://beagle/0006-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch \ file://madc/0001-Enabling-Hwmon-driver-for-twl4030-madc.patch \ file://madc/0002-mfd-twl-core-enable-madc-clock.patch \ \ -- 1.7.0.4 _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
