MIPS: Move Loongson GPIO driver to drivers/gpio

Move Loongson-2's GPIO driver to drivers/gpio and add Kconfig options.

Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/arch/mips/configs/lemote2f_defconfig b/arch/mips/configs/lemote2f_defconfig
index e51aad9..0cbc986 100644 (file)
--- a/arch/mips/configs/lemote2f_defconfig
+++ b/arch/mips/configs/lemote2f_defconfig
@@ -171,6 +171,7 @@ CONFIG_SERIAL_8250_FOURPORT=y
 CONFIG_LEGACY_PTY_COUNT=16
 CONFIG_HW_RANDOM=y
 CONFIG_RTC=y
+CONFIG_GPIO_LOONGSON=y
 CONFIG_THERMAL=y
 CONFIG_MEDIA_SUPPORT=m
 CONFIG_VIDEO_DEV=m

diff --git a/arch/mips/loongson/common/Makefile b/arch/mips/loongson/common/Makefile
index d87e033..e70c33f 100644 (file)
--- a/arch/mips/loongson/common/Makefile
+++ b/arch/mips/loongson/common/Makefile
@@ -4,7 +4,6 @@
 
 obj-y += setup.o init.o cmdline.o env.o time.o reset.o irq.o \
     bonito-irq.o mem.o machtype.o platform.o
-obj-$(CONFIG_GPIOLIB) += gpio.o
 obj-$(CONFIG_PCI) += pci.o
 
 #

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 9b2d350..473511f 100644 (file)
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -508,6 +508,12 @@ config GPIO_GRGPIO
          Select this to support Aeroflex Gaisler GRGPIO cores from the GRLIB
          VHDL IP core library.
 
+config GPIO_LOONGSON
+       bool "Loongson-2 GPIO support"
+       depends on CPU_LOONGSON2
+       help
+         driver for GPIO functionality on Loongson-2F processors.
+
 config GPIO_TB10X
        bool
        select GENERIC_IRQ_CHIP

diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index a452b14..07b816b 100644 (file)
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -42,6 +42,7 @@ obj-$(CONFIG_GPIO_JANZ_TTL)   += gpio-janz-ttl.o
 obj-$(CONFIG_GPIO_KEMPLD)      += gpio-kempld.o
 obj-$(CONFIG_ARCH_KS8695)      += gpio-ks8695.o
 obj-$(CONFIG_GPIO_INTEL_MID)   += gpio-intel-mid.o
+obj-$(CONFIG_GPIO_LOONGSON)    += gpio-loongson.o
 obj-$(CONFIG_GPIO_LP3943)      += gpio-lp3943.o
 obj-$(CONFIG_ARCH_LPC32XX)     += gpio-lpc32xx.o
 obj-$(CONFIG_GPIO_LYNXPOINT)   += gpio-lynxpoint.o

diff --git a/arch/mips/loongson/common/gpio.c b/drivers/gpio/gpio-loongson.c
similarity index 100%
rename from arch/mips/loongson/common/gpio.c
rename to drivers/gpio/gpio-loongson.c