ARM i.MX irq: Compile avic irq code only on SoCs that need it

This patch adds a Kconfig option for the avic irq controller
and lets the SoCs that need it select this option.
Also, as we have two irq controllers for i.MX, irq.c is not
appropriate anymore, so rename it to avic.c

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2010-11-05 09:37:22 +01:00
parent 7608d7d2b4
commit c7259df3af
5 changed files with 12 additions and 2 deletions

View file

@ -6,6 +6,7 @@ config SOC_IMX1
select CPU_ARM920T
select IMX_HAVE_DMA_V1
select IMX_HAVE_IOMUX_V1
select MXC_AVIC
config SOC_IMX21
bool
@ -13,12 +14,14 @@ config SOC_IMX21
select ARCH_MXC_AUDMUX_V1
select IMX_HAVE_DMA_V1
select IMX_HAVE_IOMUX_V1
select MXC_AVIC
config SOC_IMX25
bool
select CPU_ARM926T
select ARCH_MXC_AUDMUX_V2
select ARCH_MXC_IOMUX_V3
select MXC_AVIC
config SOC_IMX27
bool
@ -26,6 +29,7 @@ config SOC_IMX27
select ARCH_MXC_AUDMUX_V1
select IMX_HAVE_DMA_V1
select IMX_HAVE_IOMUX_V1
select MXC_AVIC
if ARCH_MX1

View file

@ -15,6 +15,7 @@ config SOC_IMX31
select IMX_HAVE_PLATFORM_MXC_RNGA
select ARCH_MXC_AUDMUX_V2
select ARCH_MX31
select MXC_AVIC
config SOC_IMX35
bool
@ -22,6 +23,7 @@ config SOC_IMX35
select ARCH_MXC_AUDMUX_V2
select HAVE_EPIT
select ARCH_MX35
select MXC_AVIC
comment "MX3 platforms:"

View file

@ -70,6 +70,9 @@ config MXC_TZIC
containing this interrupt controller.
Say N here only if you are really sure.
config MXC_AVIC
bool
config MXC_PWM
tristate "Enable PWM driver"
select HAVE_PWM

View file

@ -3,10 +3,11 @@
#
# Common support
obj-y := irq.o clock.o gpio.o time.o devices.o cpu.o system.o
obj-y := clock.o gpio.o time.o devices.o cpu.o system.o
# MX51 uses the TZIC interrupt controller, older platforms use AVIC (irq.o)
# MX51 uses the TZIC interrupt controller, older platforms use AVIC
obj-$(CONFIG_MXC_TZIC) += tzic.o
obj-$(CONFIG_MXC_AVIC) += avic.o
obj-$(CONFIG_IMX_HAVE_IOMUX_V1) += iomux-v1.o
obj-$(CONFIG_ARCH_MXC_IOMUX_V3) += iomux-v3.o