10 files changed, 27 insertions, 88 deletions

diff --git a/arch/arm/mach-picoxcell/Makefile b/arch/arm/mach-picoxcell/Makefile
index c550b6363488..e5ec4a8d9bcb 100644
--- a/arch/arm/mach-picoxcell/Makefile
+++ b/arch/arm/mach-picoxcell/Makefile
@@ -1,3 +1,2 @@
 obj-y   := common.o
 obj-y   += time.o
-obj-y   += io.o
diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c
index 34d08347be5f..febee47bc116 100644
--- a/arch/arm/mach-picoxcell/common.c
+++ b/arch/arm/mach-picoxcell/common.c
@@ -11,16 +11,30 @@
 #include <linux/irqdomain.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
+#include <linux/of_irq.h>
 #include <linux/of_platform.h>
 
 #include <asm/mach/arch.h>
 #include <asm/hardware/vic.h>
+#include <asm/mach/map.h>
 
 #include <mach/map.h>
 #include <mach/picoxcell_soc.h>
 
 #include "common.h"
 
+static struct map_desc io_map __initdata = {
+        .virtual        = PHYS_TO_IO(PICOXCELL_PERIPH_BASE),
+        .pfn            = __phys_to_pfn(PICOXCELL_PERIPH_BASE),
+        .length         = PICOXCELL_PERIPH_LENGTH,
+        .type           = MT_DEVICE,
+};
+
+static void __init picoxcell_map_io(void)
+{
+        iotable_init(&io_map, 1);
+}
+
 static void __init picoxcell_init_machine(void)
 {
         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
@@ -33,22 +47,20 @@ static const char *picoxcell_dt_match[] = {
 };
 
 static const struct of_device_id vic_of_match[] __initconst = {
-        { .compatible = "arm,pl192-vic" },
+        { .compatible = "arm,pl192-vic", .data = vic_of_init, },
         { /* Sentinel */ }
 };
 
 static void __init picoxcell_init_irq(void)
 {
-        vic_init(IO_ADDRESS(PICOXCELL_VIC0_BASE), 0, ~0, 0);
-        vic_init(IO_ADDRESS(PICOXCELL_VIC1_BASE), 32, ~0, 0);
-        irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC0_BASE, 0);
-        irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC1_BASE, 32);
+        of_irq_init(vic_of_match);
 }
 
 DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
         .map_io         = picoxcell_map_io,
-        .nr_irqs        = ARCH_NR_IRQS,
+        .nr_irqs        = NR_IRQS_LEGACY,
         .init_irq       = picoxcell_init_irq,
+        .handle_irq     = vic_handle_irq,
         .timer          = &picoxcell_timer,
         .init_machine   = picoxcell_init_machine,
         .dt_compat      = picoxcell_dt_match,
diff --git a/arch/arm/mach-picoxcell/common.h b/arch/arm/mach-picoxcell/common.h
index 5263f0fa095c..83d55ab956a4 100644
--- a/arch/arm/mach-picoxcell/common.h
+++ b/arch/arm/mach-picoxcell/common.h
@@ -13,6 +13,5 @@
 #include <asm/mach/time.h>
 
 extern struct sys_timer picoxcell_timer;
-extern void picoxcell_map_io(void);
 
 #endif /* __PICOXCELL_COMMON_H__ */
diff --git a/arch/arm/mach-picoxcell/include/mach/entry-macro.S b/arch/arm/mach-picoxcell/include/mach/entry-macro.S
index a6b09f75d9df..9b505ac00be9 100644
--- a/arch/arm/mach-picoxcell/include/mach/entry-macro.S
+++ b/arch/arm/mach-picoxcell/include/mach/entry-macro.S
@@ -9,11 +9,8 @@
  * License version 2. This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
-#include <mach/hardware.h>
-#include <mach/irqs.h>
-#include <mach/map.h>
+        .macro  disable_fiq
+        .endm
 
-#define VA_VIC0         IO_ADDRESS(PICOXCELL_VIC0_BASE)
-#define VA_VIC1         IO_ADDRESS(PICOXCELL_VIC1_BASE)
-
-#include <asm/entry-macro-vic2.S>
+        .macro  arch_ret_to_user, tmp1, tmp2
+        .endm
diff --git a/arch/arm/mach-picoxcell/include/mach/irqs.h b/arch/arm/mach-picoxcell/include/mach/irqs.h
index 4d13ed970919..59eac1ee2820 100644
--- a/arch/arm/mach-picoxcell/include/mach/irqs.h
+++ b/arch/arm/mach-picoxcell/include/mach/irqs.h
@@ -1,8 +1,6 @@
 /*
  * Copyright (c) 2011 Picochip Ltd., Jamie Iles
  *
- * This file contains the hardware definitions of the picoXcell SoC devices.
- *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -16,10 +14,7 @@
 #ifndef __MACH_IRQS_H
 #define __MACH_IRQS_H
 
-#define ARCH_NR_IRQS                    64
-#define NR_IRQS                         (128 + ARCH_NR_IRQS)
-
-#define IRQ_VIC0_BASE                   0
-#define IRQ_VIC1_BASE                   32
+/* We dynamically allocate our irq_desc's. */
+#define NR_IRQS                         0
 
 #endif /* __MACH_IRQS_H */
diff --git a/arch/arm/mach-picoxcell/include/mach/memory.h b/arch/arm/mach-picoxcell/include/mach/memory.h
deleted file mode 100644
index 40a8c178f10d..000000000000
--- a/arch/arm/mach-picoxcell/include/mach/memory.h
+++ /dev/null
@@ -1 +0,0 @@
-/* empty */
diff --git a/arch/arm/mach-picoxcell/include/mach/system.h b/arch/arm/mach-picoxcell/include/mach/system.h
index 67c589b0c1bc..1a5d8cb57df4 100644
--- a/arch/arm/mach-picoxcell/include/mach/system.h
+++ b/arch/arm/mach-picoxcell/include/mach/system.h
@@ -23,9 +23,4 @@ static inline void arch_idle(void)
         cpu_do_idle();
 }
 
-static inline void arch_reset(int mode, const char *cmd)
-{
-        /* Watchdog reset to go here. */
-}
-
 #endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-picoxcell/include/mach/vmalloc.h b/arch/arm/mach-picoxcell/include/mach/vmalloc.h
deleted file mode 100644
index 0216cc4b1f0b..000000000000
--- a/arch/arm/mach-picoxcell/include/mach/vmalloc.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Copyright (c) 2011 Picochip Ltd., Jamie Iles
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-#define VMALLOC_END     0xfe000000UL
diff --git a/arch/arm/mach-picoxcell/io.c b/arch/arm/mach-picoxcell/io.c
deleted file mode 100644
index 39e9b9e8cc37..000000000000
--- a/arch/arm/mach-picoxcell/io.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (c) 2011 Picochip Ltd., Jamie Iles
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * All enquiries to support@picochip.com
- */
-#include <linux/io.h>
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/of.h>
-
-#include <asm/mach/map.h>
-
-#include <mach/map.h>
-#include <mach/picoxcell_soc.h>
-
-#include "common.h"
-
-void __init picoxcell_map_io(void)
-{
-        struct map_desc io_map = {
-                .virtual        = PHYS_TO_IO(PICOXCELL_PERIPH_BASE),
-                .pfn            = __phys_to_pfn(PICOXCELL_PERIPH_BASE),
-                .length         = PICOXCELL_PERIPH_LENGTH,
-                .type           = MT_DEVICE,
-        };
-
-        iotable_init(&io_map, 1);
-}
diff --git a/arch/arm/mach-picoxcell/time.c b/arch/arm/mach-picoxcell/time.c
index 90a554ff4499..6c89cf8ab22e 100644
--- a/arch/arm/mach-picoxcell/time.c
+++ b/arch/arm/mach-picoxcell/time.c
@@ -11,7 +11,6 @@
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/of_irq.h>
-#include <linux/sched.h>
 
 #include <asm/mach/time.h>
 #include <asm/sched_clock.h>
@@ -66,21 +65,11 @@ static void picoxcell_add_clocksource(struct device_node *source_timer)
         dw_apb_clocksource_register(cs);
 }
 
-static DEFINE_CLOCK_DATA(cd);
 static void __iomem *sched_io_base;
 
-unsigned long long notrace sched_clock(void)
+unsigned u32 notrace picoxcell_read_sched_clock(void)
 {
-        cycle_t cyc = sched_io_base ? __raw_readl(sched_io_base) : 0;
-
-        return cyc_to_sched_clock(&cd, cyc, (u32)~0);
-}
-
-static void notrace picoxcell_update_sched_clock(void)
-{
-        cycle_t cyc = sched_io_base ? __raw_readl(sched_io_base) : 0;
-
-        update_sched_clock(&cd, cyc, (u32)~0);
+        return __raw_readl(sched_io_base);
 }
 
 static const struct of_device_id picoxcell_rtc_ids[] __initconst = {
@@ -100,7 +89,7 @@ static void picoxcell_init_sched_clock(void)
         timer_get_base_and_rate(sched_timer, &sched_io_base, &rate);
         of_node_put(sched_timer);
 
-        init_sched_clock(&cd, picoxcell_update_sched_clock, 32, rate);
+        setup_sched_clock(picoxcell_read_sched_clock, 32, rate);
 }
 
 static const struct of_device_id picoxcell_timer_ids[] __initconst = {