14 files changed, 34 insertions, 58 deletions

diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 91d5b6f1d5af..e103c290bc9e 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -74,6 +74,8 @@ config SOC_EXYNOS5440
         depends on ARCH_EXYNOS5
         select ARM_ARCH_TIMER
         select AUTO_ZRELADDR
+        select PINCTRL
+        select PINCTRL_EXYNOS5440
         help
           Enable EXYNOS5440 SoC support
 
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index bec1c922d1a9..9ce3e54a77c4 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -22,12 +22,13 @@
 #include <linux/of_irq.h>
 #include <linux/export.h>
 #include <linux/irqdomain.h>
+#include <linux/irqchip.h>
 #include <linux/of_address.h>
+#include <linux/irqchip/arm-gic.h>
 
 #include <asm/proc-fns.h>
 #include <asm/exception.h>
 #include <asm/hardware/cache-l2x0.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 #include <asm/cacheflush.h>
@@ -423,11 +424,18 @@ static void __init exynos5_init_clocks(int xtal)
 {
         printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
 
+        /* EXYNOS5440 can support only common clock framework */
+
+        if (soc_is_exynos5440())
+                return;
+
+#ifdef CONFIG_SOC_EXYNOS5250
         s3c24xx_register_baseclocks(xtal);
         s5p_register_clocks(xtal);
 
         exynos5_register_clocks();
         exynos5_setup_clocks();
+#endif
 }
 
 #define COMBINER_ENABLE_SET     0x0
@@ -636,8 +644,6 @@ static int __init combiner_of_init(struct device_node *np,
 }
 
 static const struct of_device_id exynos_dt_irq_match[] = {
-        { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },
-        { .compatible = "arm,cortex-a15-gic", .data = gic_of_init, },
         { .compatible = "samsung,exynos4210-combiner",
                         .data = combiner_of_init, },
         {},
@@ -653,8 +659,10 @@ void __init exynos4_init_irq(void)
         if (!of_have_populated_dt())
                 gic_init_bases(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU, gic_bank_offset, NULL);
 #ifdef CONFIG_OF
-        else
+        else {
+                irqchip_init();
                 of_irq_init(exynos_dt_irq_match);
+        }
 #endif
 
         if (!of_have_populated_dt())
@@ -671,6 +679,7 @@ void __init exynos4_init_irq(void)
 void __init exynos5_init_irq(void)
 {
 #ifdef CONFIG_OF
+        irqchip_init();
         of_irq_init(exynos_dt_irq_match);
 #endif
         /*
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
index e1af3a9b72a7..feefc86293c2 100644
--- a/arch/arm/mach-exynos/common.h
+++ b/arch/arm/mach-exynos/common.h
@@ -12,7 +12,7 @@
 #ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H
 #define __ARCH_ARM_MACH_EXYNOS_COMMON_H
 
-extern struct sys_timer exynos4_timer;
+extern void exynos4_timer_init(void);
 
 struct map_desc;
 void exynos_init_io(struct map_desc *mach_desc, int size);
diff --git a/arch/arm/mach-exynos/include/mach/regs-irq.h b/arch/arm/mach-exynos/include/mach/regs-irq.h
index 9c7b4bfd546f..f2b50506b9f6 100644
--- a/arch/arm/mach-exynos/include/mach/regs-irq.h
+++ b/arch/arm/mach-exynos/include/mach/regs-irq.h
@@ -13,7 +13,7 @@
 #ifndef __ASM_ARCH_REGS_IRQ_H
 #define __ASM_ARCH_REGS_IRQ_H __FILE__
 
-#include <asm/hardware/gic.h>
+#include <linux/irqchip/arm-gic.h>
 #include <mach/map.h>
 
 #endif /* __ASM_ARCH_REGS_IRQ_H */
diff --git a/arch/arm/mach-exynos/mach-armlex4210.c b/arch/arm/mach-exynos/mach-armlex4210.c
index b938f9fc1dd1..685f29173afa 100644
--- a/arch/arm/mach-exynos/mach-armlex4210.c
+++ b/arch/arm/mach-exynos/mach-armlex4210.c
@@ -16,7 +16,6 @@
 #include <linux/smsc911x.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach-types.h>
 
 #include <plat/cpu.h>
@@ -201,9 +200,8 @@ MACHINE_START(ARMLEX4210, "ARMLEX4210")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = armlex4210_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = armlex4210_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index 92757ff817ae..112d10e53d20 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -15,7 +15,6 @@
 #include <linux/serial_core.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <mach/map.h>
 
 #include <plat/cpu.h>
@@ -107,10 +106,9 @@ DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = exynos4_dt_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = exynos4_dt_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .dt_compat      = exynos4_dt_compat,
         .restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index e99d3d8f2bcf..0deeecffa3ae 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -16,7 +16,6 @@
 #include <linux/io.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <mach/map.h>
 #include <mach/regs-pmu.h>
 
@@ -179,10 +178,9 @@ DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)")
         .init_irq       = exynos5_init_irq,
         .smp            = smp_ops(exynos_smp_ops),
         .map_io         = exynos5_dt_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = exynos5_dt_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .dt_compat      = exynos5_dt_compat,
         .restart        = exynos5_restart,
         .reserve        = exynos5_reserve,
diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c
index 27d4ed8b116e..b8b3fbf0bae7 100644
--- a/arch/arm/mach-exynos/mach-nuri.c
+++ b/arch/arm/mach-exynos/mach-nuri.c
@@ -39,7 +39,6 @@
 #include <media/v4l2-mediabus.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach-types.h>
 
 #include <plat/adc.h>
@@ -1379,10 +1378,9 @@ MACHINE_START(NURI, "NURI")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = nuri_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = nuri_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .reserve        = &nuri_reserve,
         .restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c
index 5e34b9c16196..579d2d171daa 100644
--- a/arch/arm/mach-exynos/mach-origen.c
+++ b/arch/arm/mach-exynos/mach-origen.c
@@ -29,7 +29,6 @@
 #include <linux/platform_data/usb-exynos.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach-types.h>
 
 #include <video/platform_lcd.h>
@@ -814,10 +813,9 @@ MACHINE_START(ORIGEN, "ORIGEN")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = origen_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = origen_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .reserve        = &origen_reserve,
         .restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c
index ae6da40c2aa9..fe6149624b84 100644
--- a/arch/arm/mach-exynos/mach-smdk4x12.c
+++ b/arch/arm/mach-exynos/mach-smdk4x12.c
@@ -25,7 +25,6 @@
 #include <linux/platform_data/s3c-hsotg.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach-types.h>
 
 #include <video/samsung_fimd.h>
@@ -376,9 +375,8 @@ MACHINE_START(SMDK4212, "SMDK4212")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = smdk4x12_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = smdk4x12_machine_init,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .restart        = exynos4_restart,
         .reserve        = &smdk4x12_reserve,
 MACHINE_END
@@ -390,10 +388,9 @@ MACHINE_START(SMDK4412, "SMDK4412")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = smdk4x12_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = smdk4x12_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .restart        = exynos4_restart,
         .reserve        = &smdk4x12_reserve,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c
index 35548e3c097d..d71672922b19 100644
--- a/arch/arm/mach-exynos/mach-smdkv310.c
+++ b/arch/arm/mach-exynos/mach-smdkv310.c
@@ -26,7 +26,6 @@
 #include <linux/platform_data/usb-exynos.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach-types.h>
 
 #include <video/platform_lcd.h>
@@ -423,9 +422,8 @@ MACHINE_START(SMDKV310, "SMDKV310")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = smdkv310_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = smdkv310_machine_init,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .reserve        = &smdkv310_reserve,
         .restart        = exynos4_restart,
 MACHINE_END
@@ -436,10 +434,9 @@ MACHINE_START(SMDKC210, "SMDKC210")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = smdkv310_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = smdkv310_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &exynos4_timer,
+        .init_time      = exynos4_timer_init,
         .reserve        = &smdkv310_reserve,
         .restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c
index 9e3340f18950..c9d33a43103e 100644
--- a/arch/arm/mach-exynos/mach-universal_c210.c
+++ b/arch/arm/mach-exynos/mach-universal_c210.c
@@ -29,7 +29,6 @@
 #include <drm/exynos_drm.h>
 
 #include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
 #include <asm/mach-types.h>
 
 #include <video/samsung_fimd.h>
@@ -1151,10 +1150,9 @@ MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
         .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = universal_map_io,
-        .handle_irq     = gic_handle_irq,
         .init_machine   = universal_machine_init,
         .init_late      = exynos_init_late,
-        .timer          = &s5p_timer,
+        .init_time      = s5p_timer_init,
         .reserve        = &universal_reserve,
         .restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mct.c b/arch/arm/mach-exynos/mct.c
index 57668eb68e75..c9d6650f9b5d 100644
--- a/arch/arm/mach-exynos/mct.c
+++ b/arch/arm/mach-exynos/mct.c
@@ -22,7 +22,6 @@
 #include <linux/of.h>
 
 #include <asm/arch_timer.h>
-#include <asm/hardware/gic.h>
 #include <asm/localtimer.h>
 
 #include <plat/cpu.h>
@@ -255,13 +254,9 @@ static struct irqaction mct_comp_event_irq = {
 
 static void exynos4_clockevent_init(void)
 {
-        clockevents_calc_mult_shift(&mct_comp_device, clk_rate, 5);
-        mct_comp_device.max_delta_ns =
-                clockevent_delta2ns(0xffffffff, &mct_comp_device);
-        mct_comp_device.min_delta_ns =
-                clockevent_delta2ns(0xf, &mct_comp_device);
         mct_comp_device.cpumask = cpumask_of(0);
-        clockevents_register_device(&mct_comp_device);
+        clockevents_config_and_register(&mct_comp_device, clk_rate,
+                                        0xf, 0xffffffff);
 
         if (soc_is_exynos5250())
                 setup_irq(EXYNOS5_IRQ_MCT_G0, &mct_comp_event_irq);
@@ -404,14 +399,8 @@ static int __cpuinit exynos4_local_timer_setup(struct clock_event_device *evt)
         evt->set_mode = exynos4_tick_set_mode;
         evt->features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;
         evt->rating = 450;
-
-        clockevents_calc_mult_shift(evt, clk_rate / (TICK_BASE_CNT + 1), 5);
-        evt->max_delta_ns =
-                clockevent_delta2ns(0x7fffffff, evt);
-        evt->min_delta_ns =
-                clockevent_delta2ns(0xf, evt);
-
-        clockevents_register_device(evt);
+        clockevents_config_and_register(evt, clk_rate / (TICK_BASE_CNT + 1),
+                                        0xf, 0x7fffffff);
 
         exynos4_mct_write(TICK_BASE_CNT, mevt->base + MCT_L_TCNTB_OFFSET);
 
@@ -478,7 +467,7 @@ static void __init exynos4_timer_resources(void)
 #endif /* CONFIG_LOCAL_TIMERS */
 }
 
-static void __init exynos_timer_init(void)
+void __init exynos4_timer_init(void)
 {
         if (soc_is_exynos5440()) {
                 arch_timer_of_register();
@@ -494,7 +483,3 @@ static void __init exynos_timer_init(void)
         exynos4_clocksource_init();
         exynos4_clockevent_init();
 }
-
-struct sys_timer exynos4_timer = {
-        .init           = exynos_timer_init,
-};
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index c5c840e947b8..60f7c5be057d 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -20,9 +20,9 @@
 #include <linux/jiffies.h>
 #include <linux/smp.h>
 #include <linux/io.h>
+#include <linux/irqchip/arm-gic.h>
 
 #include <asm/cacheflush.h>
-#include <asm/hardware/gic.h>
 #include <asm/smp_plat.h>
 #include <asm/smp_scu.h>
 
@@ -149,7 +149,7 @@ static int __cpuinit exynos_boot_secondary(unsigned int cpu, struct task_struct
 
                 __raw_writel(virt_to_phys(exynos4_secondary_startup),
                                                         cpu_boot_reg(phys_cpu));
-                gic_raise_softirq(cpumask_of(cpu), 0);
+                arch_send_wakeup_ipi_mask(cpumask_of(cpu));
 
                 if (pen_release == -1)
                         break;
@@ -190,8 +190,6 @@ static void __init exynos_smp_init_cpus(void)
 
         for (i = 0; i < ncores; i++)
                 set_cpu_possible(i, true);
-
-        set_smp_cross_call(gic_raise_softirq);
 }
 
 static void __init exynos_smp_prepare_cpus(unsigned int max_cpus)