This is a note to let you know that I've just added the patch titled
ARM: pxa/cm-x300: fix V3020 RTC functionality
to the 3.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm-pxa-cm-x300-fix-v3020-rtc-functionality.patch
and it can be found in the queue-3.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 6c7b3ea52e345ab614edb91d3f0e9f3bb3713871 Mon Sep 17 00:00:00 2001
From: Igor Grinberg <[email protected]>
Date: Mon, 9 May 2011 14:41:46 +0300
Subject: ARM: pxa/cm-x300: fix V3020 RTC functionality
From: Igor Grinberg <[email protected]>
commit 6c7b3ea52e345ab614edb91d3f0e9f3bb3713871 upstream.
While in sleep mode the CS# and other V3020 RTC GPIOs must be driven
high, otherwise V3020 RTC fails to keep the right time in sleep mode.
Signed-off-by: Igor Grinberg <[email protected]>
Signed-off-by: Eric Miao <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
arch/arm/mach-pxa/cm-x300.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -161,10 +161,10 @@ static mfp_cfg_t cm_x3xx_mfp_cfg[] __ini
GPIO99_GPIO, /* Ethernet IRQ */
/* RTC GPIOs */
- GPIO95_GPIO, /* RTC CS */
- GPIO96_GPIO, /* RTC WR */
- GPIO97_GPIO, /* RTC RD */
- GPIO98_GPIO, /* RTC IO */
+ GPIO95_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC CS */
+ GPIO96_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC WR */
+ GPIO97_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC RD */
+ GPIO98_GPIO, /* RTC IO */
/* Standard I2C */
GPIO21_I2C_SCL,
Patches currently in stable-queue which might be from [email protected]
are
queue-3.0/arm-pxa-cm-x300-fix-v3020-rtc-functionality.patch
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