diff options
Diffstat (limited to 'drivers/serial/Kconfig')
| -rw-r--r-- | drivers/serial/Kconfig | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 26b1b1abd48e..09127fc6b799 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -445,16 +445,6 @@ config SERIAL_CLPS711X_CONSOLE your boot loader (lilo or loadlin) about how to pass options to the kernel at boot time.) -config SERIAL_SAMSUNG - tristate "Samsung SoC serial support" - depends on ARM && PLAT_S3C - select SERIAL_CORE - help - Support for the on-chip UARTs on the Samsung S3C24XX series CPUs, - providing /dev/ttySAC0, 1 and 2 (note, some machines may not - provide all of these ports, depending on how the serial port - pins are configured. - config SERIAL_TEGRA_DDK boolean "High speed serial support (DDK-based) for NVIDIA Tegra SoCs" depends on ARCH_TEGRA @@ -465,13 +455,34 @@ config SERIAL_TEGRA_DDK config SERIAL_TEGRA boolean "High speed serial support for NVIDIA Tegra SoCs" - depends on ARCH_TEGRA && TEGRA_SYSTEM_DMA + depends on ARCH_TEGRA && TEGRA_SYSTEM_DMA && !SERIAL_TEGRA_DDK select SERIAL_CORE help Support for the on-chip UARTs on NVIDIA Tegra SoC, providing /dev/ttyHSx, where x is determined by the number of UARTs on the platform +config SERIAL_TEGRA_UARTS + int "Number of high-speed (DMA) UARTs" + depends on SERIAL_TEGRA && MACH_TEGRA_GENERIC + default 1 + help + When the Tegra RM is enabled (MACH_TEGRA_GENERIC), APB DMA + channels must be reserved for the system DMA driver at compile- + time; the number of reserved channels depends on the number of + high-speed DMA UARTs which will be used by the system; 8250 PIO + UARTs should not be counted toward this number. + +config SERIAL_SAMSUNG + tristate "Samsung SoC serial support" + depends on ARM && PLAT_S3C + select SERIAL_CORE + help + Support for the on-chip UARTs on the Samsung S3C24XX series CPUs, + providing /dev/ttySAC0, 1 and 2 (note, some machines may not + provide all of these ports, depending on how the serial port + pins are configured. + config SERIAL_SAMSUNG_UARTS int depends on ARM && PLAT_S3C |