diff options
| author | NeilBrown <neilb@suse.de> | 2012-07-30 10:30:26 +1000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-16 12:10:43 -0700 |
| commit | 9574f36fb801035f6ab0fbb1b53ce2c12c17d100 (patch) | |
| tree | feb4794a8c1a54b5fb0e3024b836e93f2a39f36e /arch/arm/plat-omap/include/plat/omap-serial.h | |
| parent | a92098a1cb7ec08c86d1b97d1831d8edaf26b1a2 (diff) | |
OMAP/serial: Add support for driving a GPIO as DTR.
OMAP hardware doesn't provide a phyisical DTR line, but
some configurations may need a DTR line which tracks whether
the device is open or not.
So allow a gpio to be configured as the DTR line.
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/plat-omap/include/plat/omap-serial.h')
| -rw-r--r-- | arch/arm/plat-omap/include/plat/omap-serial.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/arch/arm/plat-omap/include/plat/omap-serial.h index 1a52725ffcf2..52d3de45745f 100644 --- a/arch/arm/plat-omap/include/plat/omap-serial.h +++ b/arch/arm/plat-omap/include/plat/omap-serial.h @@ -69,6 +69,9 @@ struct omap_uart_port_info { unsigned int dma_rx_timeout; unsigned int autosuspend_timeout; unsigned int dma_rx_poll_rate; + int DTR_gpio; + int DTR_inverted; + int DTR_present; int (*get_context_loss_count)(struct device *); void (*set_forceidle)(struct platform_device *); @@ -131,6 +134,10 @@ struct uart_omap_port { u32 errata; u8 wakeups_enabled; + int DTR_gpio; + int DTR_inverted; + int DTR_active; + struct pm_qos_request pm_qos_request; u32 latency; u32 calc_latency; |