diff options
author | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2014-01-30 16:31:35 +0100 |
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committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2014-01-30 16:31:35 +0100 |
commit | e40f10a4d146c8eab11d89fd01d2e098b2e30031 (patch) | |
tree | 7ead9d056c13fda77a806d043d27b7f81c230dc5 /drivers/gpio/tegra_gpio.c | |
parent | 0246918bf15df63925813b62b611d148686fa372 (diff) |
colibri_t20: hack backlight gpioColibri_T30_LinuxImageV2.1Beta2_20140206Colibri_T20_LinuxImageV2.1Beta2_20140207Apalis_T30_LinuxImageV2.1Beta2_20140206
Hack backlight GPIO by manually untristating respective pinmux group.
While at it add some comment to both the device-tree as well as the
gpio command that manual untristating will be required on GPIO pins.
Diffstat (limited to 'drivers/gpio/tegra_gpio.c')
-rw-r--r-- | drivers/gpio/tegra_gpio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c index 0268c61020c..c706affaa32 100644 --- a/drivers/gpio/tegra_gpio.c +++ b/drivers/gpio/tegra_gpio.c @@ -298,4 +298,7 @@ U_BOOT_CMD( " - using 'offset', set port:bit as output and drive low or high\n" " input offset\n" " - using 'offset', set port:bit as input and read value" +#ifdef CONFIG_TEGRA2 + "\nNote: GPIO pins require manual untristating respective pin group!\n" +#endif ); |