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| author | Hans de Goede <hdegoede@redhat.com> | 2015-05-30 16:39:10 +0200 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2015-06-04 14:08:28 +0200 |
| commit | 1c09fa38e0460a1498110fa418ba5900b9aef2c2 (patch) | |
| tree | 954d6145941da53dc0686b304c12cd1a09393bee /drivers | |
| parent | d8abb46b37fadff0349adb376df6d3ecd09ee7d1 (diff) | |
| download | u-boot-imx-1c09fa38e0460a1498110fa418ba5900b9aef2c2.zip u-boot-imx-1c09fa38e0460a1498110fa418ba5900b9aef2c2.tar.gz u-boot-imx-1c09fa38e0460a1498110fa418ba5900b9aef2c2.tar.bz2 | |
sunxi: mmc: Enable pull-up on card-detect gpio pin
On some boards we need to enable the internal pull-up te reliable detect
that no card is inserted.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/sunxi_mmc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c index bb08147..e7ab828 100644 --- a/drivers/mmc/sunxi_mmc.c +++ b/drivers/mmc/sunxi_mmc.c @@ -75,8 +75,10 @@ static int mmc_resource_init(int sdc_no) cd_pin = sunxi_mmc_getcd_gpio(sdc_no); if (cd_pin >= 0) { ret = gpio_request(cd_pin, "mmc_cd"); - if (!ret) + if (!ret) { + sunxi_gpio_set_pull(cd_pin, SUNXI_GPIO_PULL_UP); ret = gpio_direction_input(cd_pin); + } } return ret; |