serial: s5p: Allow independent selection

Currently support for the Samsung serial port driver is part
of CONFIG_S5P which controls selection of several drivers for
the S5P family.  Give it its own config option such that we
can use it on other SoCs as well.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Patrick Wildt <patrick@blueri.se>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 79ad0a1..24413d1 100644 (file)
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -722,6 +722,13 @@ config ROCKCHIP_SERIAL
          This uses the ns16550 driver, converting the platdata from of-platdata
          to the ns16550 format.
 
+config S5P_SERIAL
+       bool "Support for Samsung S5P UART"
+       depends on ARCH_EXYNOS || ARCH_S5PC1XX
+       default y
+       help
+         Select this to enable Samsung S5P UART support.
+
 config SANDBOX_SERIAL
        bool "Sandbox UART support"
        depends on SANDBOX

diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 0c3810f..92bcb30 100644 (file)
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -41,7 +41,7 @@ obj-$(CONFIG_EFI_APP) += serial_efi.o
 obj-$(CONFIG_LPC32XX_HSUART) += lpc32xx_hsuart.o
 obj-$(CONFIG_MCFUART) += serial_mcf.o
 obj-$(CONFIG_SYS_NS16550) += ns16550.o
-obj-$(CONFIG_S5P) += serial_s5p.o
+obj-$(CONFIG_S5P_SERIAL) += serial_s5p.o
 obj-$(CONFIG_MXC_UART) += serial_mxc.o
 obj-$(CONFIG_PXA_SERIAL) += serial_pxa.o
 obj-$(CONFIG_MESON_SERIAL) += serial_meson.o