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| author | Igor Grinberg <grinberg@compulab.co.il> | 2011-05-09 14:41:46 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-08-08 10:35:54 -0700 |
| commit | 29f62bdbd9f5819dd9753675643389a3415728aa (patch) | |
| tree | d6f0725709b93efd16fe1147458638a15b616823 /arch/arm | |
| parent | 732be7639ad65300c5d6036c4cdb9d335f413ee0 (diff) | |
| download | lwn-29f62bdbd9f5819dd9753675643389a3415728aa.tar.gz lwn-29f62bdbd9f5819dd9753675643389a3415728aa.zip | |
ARM: pxa/cm-x300: fix V3020 RTC functionality
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 <grinberg@compulab.co.il>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x300.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index d37cfa132a65..38c5cad2bd37 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -154,10 +154,10 @@ static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = { 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, |