[oe] [meta-texasinstruments] [PATCH v2] linux-omap: Fix MMC timeout Errors
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 proposed by Sukumar Ghoral of TI.
---
Generated a patch that applies to meta-texasinstruments as suggested by Koen in
the post at [1]
Changes since earlier patch:
* Bumped PR
[1]
http://www.mail-archive.com/openembedded-devel@lists.openembedded.org/msg19995.html
...mc-Adjust-dto-to-eliminate-timeout-errors.patch | 33
recipes-kernel/linux/linux-omap_2.6.39.bb |3 +-
2 files changed, 35 insertions(+), 1 deletions(-)
create mode 100644
recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
diff --git
a/recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
b/recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
new file mode 100644
index 000..8cd314c
--- /dev/null
+++
b/recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-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-omap_2.6.39.bb
b/recipes-kernel/linux/linux-omap_2.6.39.bb
index c92846d..a22e81f 100644
--- a/recipes-kernel/linux/linux-omap_2.6.39.bb
+++ b/recipes-kernel/linux/linux-omap_2.6.39.bb
@@ -7,7 +7,7 @@ COMPATIBLE_MACHINE = (beagleboard)
# The main PR is now using MACHINE_KERNEL_PR, for omap3 see
conf/machine/include/omap3.inc
SRCREV_pn-${PN} = v2.6.39
-MACHINE_KERNEL_PR_append = n
+MACHINE_KERNEL_PR_append = o
FILESPATHPKG_prepend = linux-omap-2.6.39:
@@ -54,6 +54,7 @@ SRC_URI_append = \
file://beagle/0004-OMAP3-beagle-add-regulators-for-camera-interface.patch \
file://beagle/0005-OMAP3-beagle-HACK-add-in-1GHz-OPP.patch \
file://beagle/0006-OMAP3-BEAGLE-fix-RTC.patch \
+
file://beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch \
\
file://camera/0001-Add-driver-for-Aptina-Micron-mt9p031-sensor.patch \
file://camera/0002-v4l-Add-mt9v032-sensor-driver.patch \
--
1.7.0.4
___
Openembedded-devel mailing list
Openembedded-devel@lists.openembedded.org
http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-devel
Re: [oe] [meta-texasinstruments] [PATCH v2] linux-omap: Fix MMC timeout Errors
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Missing SOB
Op 26-07-11 01:21, Joel A Fernandes schreef:
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 proposed by Sukumar Ghoral of TI. --- Generated a patch that applies
to meta-texasinstruments as suggested by Koen in the post at [1]
Changes since earlier patch: * Bumped PR
[1]
http://www.mail-archive.com/openembedded-devel@lists.openembedded.org/msg19995.html
...mc-Adjust-dto-to-eliminate-timeout-errors.patch | 33
recipes-kernel/linux/linux-omap_2.6.39.bb |
3 +- 2 files changed, 35 insertions(+), 1 deletions(-) create mode 100644
recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
diff --git
a/recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
b/recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch
new file mode 100644 index 000..8cd314c --- /dev/null +++
b/recipes-kernel/linux/linux-omap-2.6.39/beagle/0007-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-omap_2.6.39.bb
b/recipes-kernel/linux/linux-omap_2.6.39.bb index c92846d..a22e81f 100644 ---
a/recipes-kernel/linux/linux-omap_2.6.39.bb +++
b/recipes-kernel/linux/linux-omap_2.6.39.bb @@ -7,7 +7,7
@@ COMPATIBLE_MACHINE = (beagleboard)
# The main PR is now using MACHINE_KERNEL_PR, for omap3 see
conf/machine/include/omap3.inc SRCREV_pn-${PN} = v2.6.39
-MACHINE_KERNEL_PR_append = n +MACHINE_KERNEL_PR_append = o
FILESPATHPKG_prepend = linux-omap-2.6.39:
@@ -54,6 +54,7 @@ SRC_URI_append = \
file://beagle/0004-OMAP3-beagle-add-regulators-for-camera-interface.patch \
file://beagle/0005-OMAP3-beagle-HACK-add-in-1GHz-OPP.patch \
file://beagle/0006-OMAP3-BEAGLE-fix-RTC.patch \ +
file://beagle/0007-omap-mmc-Adjust-dto-to-eliminate-timeout-errors.patch \ \
file://camera/0001-Add-driver-for-Aptina-Micron-mt9p031-sensor.patch \
file://camera/0002-v4l-Add-mt9v032-sensor-driver.patch \
-BEGIN PGP SIGNATURE-
Version: GnuPG v1.4.5 (Darwin)
iD8DBQFOLlB0MkyGM64RGpERAn7nAKC32iAk1azm7DjDa7+44xJduirEAACgmjOe
Lm0BwTLuty3oY2Fyewy4meE=
=VFFR
-END PGP SIGNATURE-
___
Openembedded-devel mailing list
Openembedded-devel@lists.openembedded.org
http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-devel
