ARM: spear: use common irqchip_init function

Convert spear DT irq initialization over to use common irqchip_init
function.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Viresh Kumar <viresh.linux@gmail.com>
Cc: Shiraz Hashim <shiraz.hashim@st.com>
Cc: Rajeev Kumar <rajeev-dlh.kumar@st.com>

7 files changed, 13 insertions, 33 deletions

diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index ce19113ca791..c26b7a4b1126 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -30,7 +30,6 @@ extern struct pl08x_platform_data pl080_plat_data;
 void __init spear_setup_of_timer(void);
 void __init spear3xx_clk_init(void);
 void __init spear3xx_map_io(void);
-void __init spear3xx_dt_init_irq(void);
 
 void spear_restart(char, const char *);
 
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index 7a11d852d44a..499479bbbaf9 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -14,6 +14,7 @@
 #define pr_fmt(fmt) "SPEAr300: " fmt
 
 #include <linux/amba/pl08x.h>
+#include <linux/irqchip.h>
 #include <linux/of_platform.h>
 #include <asm/mach/arch.h>
 #include <mach/generic.h>
@@ -211,7 +212,7 @@ static void __init spear300_map_io(void)
 
 DT_MACHINE_START(SPEAR300_DT, "ST SPEAr300 SoC with Flattened Device Tree")
         .map_io         =       spear300_map_io,
-        .init_irq       =       spear3xx_dt_init_irq,
+        .init_irq       =       irqchip_init,
         .timer          =       &spear3xx_timer,
         .init_machine   =       spear300_dt_init,
         .restart        =       spear_restart,
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index 9719f835dbb3..367d9be40ec1 100644
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -15,6 +15,7 @@
 
 #include <linux/amba/pl08x.h>
 #include <linux/amba/serial.h>
+#include <linux/irqchip.h>
 #include <linux/of_platform.h>
 #include <asm/mach/arch.h>
 #include <mach/generic.h>
@@ -253,7 +254,7 @@ static void __init spear310_map_io(void)
 
 DT_MACHINE_START(SPEAR310_DT, "ST SPEAr310 SoC with Flattened Device Tree")
         .map_io         =       spear310_map_io,
-        .init_irq       =       spear3xx_dt_init_irq,
+        .init_irq       =       irqchip_init,
         .timer          =       &spear3xx_timer,
         .init_machine   =       spear310_dt_init,
         .restart        =       spear_restart,
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index 3a22d8422976..34c212e6cbf6 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -16,6 +16,7 @@
 #include <linux/amba/pl022.h>
 #include <linux/amba/pl08x.h>
 #include <linux/amba/serial.h>
+#include <linux/irqchip.h>
 #include <linux/of_platform.h>
 #include <asm/mach/arch.h>
 #include <mach/generic.h>
@@ -267,7 +268,7 @@ static void __init spear320_map_io(void)
 
 DT_MACHINE_START(SPEAR320_DT, "ST SPEAr320 SoC with Flattened Device Tree")
         .map_io         =       spear320_map_io,
-        .init_irq       =       spear3xx_dt_init_irq,
+        .init_irq       =       irqchip_init,
         .timer          =       &spear3xx_timer,
         .init_machine   =       spear320_dt_init,
         .restart        =       spear_restart,
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c
index 38fe95db31a7..c6003ef0c9f6 100644
--- a/arch/arm/mach-spear3xx/spear3xx.c
+++ b/arch/arm/mach-spear3xx/spear3xx.c
@@ -15,11 +15,8 @@
 
 #include <linux/amba/pl022.h>
 #include <linux/amba/pl08x.h>
-#include <linux/irqchip/spear-shirq.h>
-#include <linux/of_irq.h>
 #include <linux/io.h>
 #include <asm/hardware/pl080.h>
-#include <asm/hardware/vic.h>
 #include <plat/pl080.h>
 #include <mach/generic.h>
 #include <mach/spear.h>
@@ -119,16 +116,3 @@ static void __init spear3xx_timer_init(void)
 struct sys_timer spear3xx_timer = {
         .init = spear3xx_timer_init,
 };
-
-static const struct of_device_id vic_of_match[] __initconst = {
-        { .compatible = "arm,pl190-vic", .data = vic_of_init, },
-        { .compatible = "st,spear300-shirq", .data = spear300_shirq_of_init, },
-        { .compatible = "st,spear310-shirq", .data = spear310_shirq_of_init, },
-        { .compatible = "st,spear320-shirq", .data = spear320_shirq_of_init, },
-        { /* Sentinel */ }
-};
-
-void __init spear3xx_dt_init_irq(void)
-{
-        of_irq_init(vic_of_match);
-}
diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c
index 9d81068f1b75..3f6fac0fdb71 100644
--- a/arch/arm/mach-spear6xx/spear6xx.c
+++ b/arch/arm/mach-spear6xx/spear6xx.c
@@ -16,12 +16,11 @@
 #include <linux/amba/pl08x.h>
 #include <linux/clk.h>
 #include <linux/err.h>
+#include <linux/irqchip.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
-#include <linux/of_irq.h>
 #include <linux/of_platform.h>
 #include <asm/hardware/pl080.h>
-#include <asm/hardware/vic.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
 #include <asm/mach/map.h>
@@ -425,19 +424,9 @@ static const char *spear600_dt_board_compat[] = {
         NULL
 };
 
-static const struct of_device_id vic_of_match[] __initconst = {
-        { .compatible = "arm,pl190-vic", .data = vic_of_init, },
-        { /* Sentinel */ }
-};
-
-static void __init spear6xx_dt_init_irq(void)
-{
-        of_irq_init(vic_of_match);
-}
-
 DT_MACHINE_START(SPEAR600_DT, "ST SPEAr600 (Flattened Device Tree)")
         .map_io         =       spear6xx_map_io,
-        .init_irq       =       spear6xx_dt_init_irq,
+        .init_irq       =       irqchip_init,
         .timer          =       &spear6xx_timer,
         .init_machine   =       spear600_dt_init,
         .restart        =       spear_restart,
diff --git a/drivers/irqchip/spear-shirq.c b/drivers/irqchip/spear-shirq.c
index 80e1d2fd9d4c..8527743b5cef 100644
--- a/drivers/irqchip/spear-shirq.c
+++ b/drivers/irqchip/spear-shirq.c
@@ -25,6 +25,8 @@
 #include <linux/of_irq.h>
 #include <linux/spinlock.h>
 
+#include "irqchip.h"
+
 static DEFINE_SPINLOCK(lock);
 
 /* spear300 shared irq registers offsets and masks */
@@ -300,6 +302,7 @@ int __init spear300_shirq_of_init(struct device_node *np,
         return shirq_init(spear300_shirq_blocks,
                         ARRAY_SIZE(spear300_shirq_blocks), np);
 }
+IRQCHIP_DECLARE(spear300_shirq, "st,spear300-shirq", spear300_shirq_of_init);
 
 int __init spear310_shirq_of_init(struct device_node *np,
                 struct device_node *parent)
@@ -307,6 +310,7 @@ int __init spear310_shirq_of_init(struct device_node *np,
         return shirq_init(spear310_shirq_blocks,
                         ARRAY_SIZE(spear310_shirq_blocks), np);
 }
+IRQCHIP_DECLARE(spear310_shirq, "st,spear310-shirq", spear310_shirq_of_init);
 
 int __init spear320_shirq_of_init(struct device_node *np,
                 struct device_node *parent)
@@ -314,3 +318,4 @@ int __init spear320_shirq_of_init(struct device_node *np,
         return shirq_init(spear320_shirq_blocks,
                         ARRAY_SIZE(spear320_shirq_blocks), np);
 }
+IRQCHIP_DECLARE(spear320_shirq, "st,spear320-shirq", spear320_shirq_of_init);