FWIW,
Acked-by: Stefan Agner <stefan@xxxxxxxx>
On 2015-11-16 07:48, Arnd Bergmann wrote:
> The newly added earlycon support for lpuart adds a
> 'select SERIAL_EARLYCON' statement for the tty driver, but that
> only uses earlycon when console support is present, and otherwise
> results in a pointless build error:
>
> drivers/built-in.o: In function `setup_earlycon':
> :(.init.text+0x2c4c): undefined reference to `uart_parse_earlycon'
>
> This changes the Kconfig statement to only select the earlycon
> code if the console is also enabled, like all the other drivers
> do already.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Fixes: 1d59b382f1c4 ("serial: fsl_lpuart: add earlycon support")
> Cc: Stefan Agner <stefan@xxxxxxxx>
> ---
> drivers/tty/serial/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
> index 1aec4404062d..dbb8ac6afd40 100644
> --- a/drivers/tty/serial/Kconfig
> +++ b/drivers/tty/serial/Kconfig
> @@ -1539,13 +1539,13 @@ config SERIAL_FSL_LPUART
> tristate "Freescale lpuart serial port support"
> depends on HAS_DMA
> select SERIAL_CORE
> - select SERIAL_EARLYCON
> help
> Support for the on-chip lpuart on some Freescale SOCs.
>
> config SERIAL_FSL_LPUART_CONSOLE
> bool "Console on Freescale lpuart serial port"
> depends on SERIAL_FSL_LPUART=y
> + select SERIAL_EARLYCON
> select SERIAL_CORE_CONSOLE
> help
> If you have enabled the lpuart serial port on the Freescale SoCs,
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