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-rw-r--r--arch/arm/mach-highbank/Makefile7
-rw-r--r--arch/arm/mach-highbank/core.h1
-rw-r--r--arch/arm/mach-highbank/highbank.c20
-rw-r--r--arch/arm/mach-highbank/include/mach/entry-macro.S5
-rw-r--r--arch/arm/mach-highbank/include/mach/io.h7
-rw-r--r--arch/arm/mach-highbank/include/mach/irqs.h6
-rw-r--r--arch/arm/mach-highbank/include/mach/memory.h1
-rw-r--r--arch/arm/mach-highbank/include/mach/system.h24
-rw-r--r--arch/arm/mach-highbank/localtimer.c40
-rw-r--r--arch/arm/mach-highbank/smc.S29
10 files changed, 53 insertions, 87 deletions
diff --git a/arch/arm/mach-highbank/Makefile b/arch/arm/mach-highbank/Makefile
index 986958a5a72..ded4652ada8 100644
--- a/arch/arm/mach-highbank/Makefile
+++ b/arch/arm/mach-highbank/Makefile
@@ -1,6 +1,9 @@
-obj-y := clock.o highbank.o system.o
+obj-y := clock.o highbank.o system.o smc.o
+
+plus_sec := $(call as-instr,.arch_extension sec,+sec)
+AFLAGS_smc.o :=-Wa,-march=armv7-a$(plus_sec)
+
obj-$(CONFIG_DEBUG_HIGHBANK_UART) += lluart.o
obj-$(CONFIG_SMP) += platsmp.o
-obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_PM_SLEEP) += pm.o
diff --git a/arch/arm/mach-highbank/core.h b/arch/arm/mach-highbank/core.h
index d8e2d0be64a..141ed517182 100644
--- a/arch/arm/mach-highbank/core.h
+++ b/arch/arm/mach-highbank/core.h
@@ -8,3 +8,4 @@ extern void highbank_lluart_map_io(void);
static inline void highbank_lluart_map_io(void) {}
#endif
+extern void highbank_smc1(int fn, int arg);
diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c
index 8394d512a40..8777612b1a4 100644
--- a/arch/arm/mach-highbank/highbank.c
+++ b/arch/arm/mach-highbank/highbank.c
@@ -27,6 +27,7 @@
#include <asm/cacheflush.h>
#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
+#include <asm/smp_twd.h>
#include <asm/hardware/arm_timer.h>
#include <asm/hardware/timer-sp.h>
#include <asm/hardware/gic.h>
@@ -34,7 +35,6 @@
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
-#include <mach/irqs.h>
#include "core.h"
#include "sysregs.h"
@@ -85,10 +85,24 @@ const static struct of_device_id irq_match[] = {
{}
};
+#ifdef CONFIG_CACHE_L2X0
+static void highbank_l2x0_disable(void)
+{
+ /* Disable PL310 L2 Cache controller */
+ highbank_smc1(0x102, 0x0);
+}
+#endif
+
static void __init highbank_init_irq(void)
{
of_irq_init(irq_match);
+
+#ifdef CONFIG_CACHE_L2X0
+ /* Enable PL310 L2 Cache controller */
+ highbank_smc1(0x102, 0x1);
l2x0_of_init(0, ~0UL);
+ outer_cache.disable = highbank_l2x0_disable;
+#endif
}
static void __init highbank_timer_init(void)
@@ -109,8 +123,10 @@ static void __init highbank_timer_init(void)
highbank_clocks_init();
- sp804_clocksource_init(timer_base + 0x20, "timer1");
+ sp804_clocksource_and_sched_clock_init(timer_base + 0x20, "timer1");
sp804_clockevents_init(timer_base, irq, "timer0");
+
+ twd_local_timer_of_register();
}
static struct sys_timer highbank_timer = {
diff --git a/arch/arm/mach-highbank/include/mach/entry-macro.S b/arch/arm/mach-highbank/include/mach/entry-macro.S
deleted file mode 100644
index a14f9e62ca9..00000000000
--- a/arch/arm/mach-highbank/include/mach/entry-macro.S
+++ /dev/null
@@ -1,5 +0,0 @@
- .macro disable_fiq
- .endm
-
- .macro arch_ret_to_user, tmp1, tmp2
- .endm
diff --git a/arch/arm/mach-highbank/include/mach/io.h b/arch/arm/mach-highbank/include/mach/io.h
deleted file mode 100644
index 70cfa3ba769..00000000000
--- a/arch/arm/mach-highbank/include/mach/io.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef __MACH_IO_H
-#define __MACH_IO_H
-
-#define __io(a) ({ (void)(a); __typesafe_io(0); })
-#define __mem_pci(a) (a)
-
-#endif
diff --git a/arch/arm/mach-highbank/include/mach/irqs.h b/arch/arm/mach-highbank/include/mach/irqs.h
deleted file mode 100644
index 9746aab14e9..00000000000
--- a/arch/arm/mach-highbank/include/mach/irqs.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __MACH_IRQS_H
-#define __MACH_IRQS_H
-
-#define NR_IRQS 192
-
-#endif
diff --git a/arch/arm/mach-highbank/include/mach/memory.h b/arch/arm/mach-highbank/include/mach/memory.h
deleted file mode 100644
index 40a8c178f10..00000000000
--- a/arch/arm/mach-highbank/include/mach/memory.h
+++ /dev/null
@@ -1 +0,0 @@
-/* empty */
diff --git a/arch/arm/mach-highbank/include/mach/system.h b/arch/arm/mach-highbank/include/mach/system.h
deleted file mode 100644
index b1d8b5fbe37..00000000000
--- a/arch/arm/mach-highbank/include/mach/system.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright 2010-2011 Calxeda, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
-#ifndef __MACH_SYSTEM_H
-#define __MACH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
- cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-highbank/localtimer.c b/arch/arm/mach-highbank/localtimer.c
deleted file mode 100644
index 5a00e7945fd..00000000000
--- a/arch/arm/mach-highbank/localtimer.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright 2010-2011 Calxeda, Inc.
- * Based on localtimer.c, Copyright (C) 2002 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
-#include <linux/init.h>
-#include <linux/clockchips.h>
-#include <linux/of.h>
-#include <linux/of_address.h>
-#include <linux/of_irq.h>
-
-#include <asm/smp_twd.h>
-
-/*
- * Setup the local clock events for a CPU.
- */
-int __cpuinit local_timer_setup(struct clock_event_device *evt)
-{
- struct device_node *np;
-
- np = of_find_compatible_node(NULL, NULL, "arm,smp-twd");
- if (!twd_base) {
- twd_base = of_iomap(np, 0);
- WARN_ON(!twd_base);
- }
- evt->irq = irq_of_parse_and_map(np, 0);
- twd_timer_setup(evt);
- return 0;
-}
diff --git a/arch/arm/mach-highbank/smc.S b/arch/arm/mach-highbank/smc.S
new file mode 100644
index 00000000000..b9be3b14dbe
--- /dev/null
+++ b/arch/arm/mach-highbank/smc.S
@@ -0,0 +1,29 @@
+/*
+ * Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc.
+ * Copyright 2012 Calxeda, Inc.
+ *
+ * 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.
+ */
+
+#include <linux/linkage.h>
+
+/*
+ * This is common routine to manage secure monitor API
+ * used to modify the PL310 secure registers.
+ * 'r0' contains the value to be modified and 'r12' contains
+ * the monitor API number. It uses few CPU registers
+ * internally and hence they need be backed up including
+ * link register "lr".
+ * Function signature : void highbank_smc1(u32 fn, u32 arg)
+ */
+
+ENTRY(highbank_smc1)
+ stmfd sp!, {r2-r12, lr}
+ mov r12, r0
+ mov r0, r1
+ dsb
+ smc #0
+ ldmfd sp!, {r2-r12, pc}
+ENDPROC(highbank_smc1)