Merge branch 'sa11x0-mcp-fixes' into fixes
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 24626b0..a48aecc 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -754,7 +754,7 @@
select ARCH_HAS_CPUFREQ
select CPU_FREQ
select GENERIC_CLOCKEVENTS
- select CLKDEV_LOOKUP
+ select HAVE_CLK
select HAVE_SCHED_CLOCK
select TICK_ONESHOT
select ARCH_REQUIRE_GPIOLIB
@@ -825,7 +825,6 @@
select HAVE_CLK
select CLKDEV_LOOKUP
select CPU_V7
- select ARM_L1_CACHE_SHIFT_6
select ARCH_USES_GETTIMEOFFSET
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C_RTC if RTC_CLASS
@@ -842,7 +841,6 @@
select HAVE_CLK
select CLKDEV_LOOKUP
select CLKSRC_MMIO
- select ARM_L1_CACHE_SHIFT_6
select ARCH_HAS_CPUFREQ
select GENERIC_CLOCKEVENTS
select HAVE_SCHED_CLOCK
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c
index b2dc2dd..c47d619 100644
--- a/arch/arm/common/gic.c
+++ b/arch/arm/common/gic.c
@@ -41,6 +41,7 @@
#include <asm/irq.h>
#include <asm/exception.h>
+#include <asm/smp_plat.h>
#include <asm/mach/irq.h>
#include <asm/hardware/gic.h>
@@ -352,11 +353,7 @@
unsigned int gic_irqs = gic->gic_irqs;
struct irq_domain *domain = &gic->domain;
void __iomem *base = gic_data_dist_base(gic);
- u32 cpu = 0;
-
-#ifdef CONFIG_SMP
- cpu = cpu_logical_map(smp_processor_id());
-#endif
+ u32 cpu = cpu_logical_map(smp_processor_id());
cpumask = 1 << cpu;
cpumask |= cpumask << 8;
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index b6e65de..62f8095 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -237,7 +237,7 @@
*/
#ifdef CONFIG_THUMB2_KERNEL
- .macro usraccoff, instr, reg, ptr, inc, off, cond, abort, t=T()
+ .macro usraccoff, instr, reg, ptr, inc, off, cond, abort, t=TUSER()
9999:
.if \inc == 1
\instr\cond\()b\()\t\().w \reg, [\ptr, #\off]
@@ -277,7 +277,7 @@
#else /* !CONFIG_THUMB2_KERNEL */
- .macro usracc, instr, reg, ptr, inc, cond, rept, abort, t=T()
+ .macro usracc, instr, reg, ptr, inc, cond, rept, abort, t=TUSER()
.rept \rept
9999:
.if \inc == 1
diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h
index af18cea..b5dc173 100644
--- a/arch/arm/include/asm/domain.h
+++ b/arch/arm/include/asm/domain.h
@@ -83,9 +83,9 @@
* instructions (inline assembly)
*/
#ifdef CONFIG_CPU_USE_DOMAINS
-#define T(instr) #instr "t"
+#define TUSER(instr) #instr "t"
#else
-#define T(instr) #instr
+#define TUSER(instr) #instr
#endif
#else /* __ASSEMBLY__ */
@@ -95,9 +95,9 @@
* instructions
*/
#ifdef CONFIG_CPU_USE_DOMAINS
-#define T(instr) instr ## t
+#define TUSER(instr) instr ## t
#else
-#define T(instr) instr
+#define TUSER(instr) instr
#endif
#endif /* __ASSEMBLY__ */
diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h
index 253cc86..7be5469 100644
--- a/arch/arm/include/asm/futex.h
+++ b/arch/arm/include/asm/futex.h
@@ -75,9 +75,9 @@
#define __futex_atomic_op(insn, ret, oldval, tmp, uaddr, oparg) \
__asm__ __volatile__( \
- "1: " T(ldr) " %1, [%3]\n" \
+ "1: " TUSER(ldr) " %1, [%3]\n" \
" " insn "\n" \
- "2: " T(str) " %0, [%3]\n" \
+ "2: " TUSER(str) " %0, [%3]\n" \
" mov %0, #0\n" \
__futex_atomic_ex_table("%5") \
: "=&r" (ret), "=&r" (oldval), "=&r" (tmp) \
@@ -95,10 +95,10 @@
return -EFAULT;
__asm__ __volatile__("@futex_atomic_cmpxchg_inatomic\n"
- "1: " T(ldr) " %1, [%4]\n"
+ "1: " TUSER(ldr) " %1, [%4]\n"
" teq %1, %2\n"
" it eq @ explicit IT needed for the 2b label\n"
- "2: " T(streq) " %3, [%4]\n"
+ "2: " TUSER(streq) " %3, [%4]\n"
__futex_atomic_ex_table("%5")
: "+r" (ret), "=&r" (val)
: "r" (oldval), "r" (newval), "r" (uaddr), "Ir" (-EFAULT)
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index 1e5717a..ae29293 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -71,12 +71,6 @@
extern void platform_smp_prepare_cpus(unsigned int);
/*
- * Logical CPU mapping.
- */
-extern int __cpu_logical_map[NR_CPUS];
-#define cpu_logical_map(cpu) __cpu_logical_map[cpu]
-
-/*
* Initial data for bringing up a secondary CPU.
*/
struct secondary_data {
diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h
index f24c1b9..558d6c8 100644
--- a/arch/arm/include/asm/smp_plat.h
+++ b/arch/arm/include/asm/smp_plat.h
@@ -43,4 +43,10 @@
}
#endif
+/*
+ * Logical CPU mapping.
+ */
+extern int __cpu_logical_map[];
+#define cpu_logical_map(cpu) __cpu_logical_map[cpu]
+
#endif
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index b293616..2958976 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -227,7 +227,7 @@
#define __get_user_asm_byte(x,addr,err) \
__asm__ __volatile__( \
- "1: " T(ldrb) " %1,[%2],#0\n" \
+ "1: " TUSER(ldrb) " %1,[%2],#0\n" \
"2:\n" \
" .pushsection .fixup,\"ax\"\n" \
" .align 2\n" \
@@ -263,7 +263,7 @@
#define __get_user_asm_word(x,addr,err) \
__asm__ __volatile__( \
- "1: " T(ldr) " %1,[%2],#0\n" \
+ "1: " TUSER(ldr) " %1,[%2],#0\n" \
"2:\n" \
" .pushsection .fixup,\"ax\"\n" \
" .align 2\n" \
@@ -308,7 +308,7 @@
#define __put_user_asm_byte(x,__pu_addr,err) \
__asm__ __volatile__( \
- "1: " T(strb) " %1,[%2],#0\n" \
+ "1: " TUSER(strb) " %1,[%2],#0\n" \
"2:\n" \
" .pushsection .fixup,\"ax\"\n" \
" .align 2\n" \
@@ -341,7 +341,7 @@
#define __put_user_asm_word(x,__pu_addr,err) \
__asm__ __volatile__( \
- "1: " T(str) " %1,[%2],#0\n" \
+ "1: " TUSER(str) " %1,[%2],#0\n" \
"2:\n" \
" .pushsection .fixup,\"ax\"\n" \
" .align 2\n" \
@@ -366,10 +366,10 @@
#define __put_user_asm_dword(x,__pu_addr,err) \
__asm__ __volatile__( \
- ARM( "1: " T(str) " " __reg_oper1 ", [%1], #4\n" ) \
- ARM( "2: " T(str) " " __reg_oper0 ", [%1]\n" ) \
- THUMB( "1: " T(str) " " __reg_oper1 ", [%1]\n" ) \
- THUMB( "2: " T(str) " " __reg_oper0 ", [%1, #4]\n" ) \
+ ARM( "1: " TUSER(str) " " __reg_oper1 ", [%1], #4\n" ) \
+ ARM( "2: " TUSER(str) " " __reg_oper0 ", [%1]\n" ) \
+ THUMB( "1: " TUSER(str) " " __reg_oper1 ", [%1]\n" ) \
+ THUMB( "2: " TUSER(str) " " __reg_oper0 ", [%1, #4]\n" ) \
"3:\n" \
" .pushsection .fixup,\"ax\"\n" \
" .align 2\n" \
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 520889c..9fd0ba9 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -149,6 +149,11 @@
#endif
#endif
+.macro mcount_adjust_addr rd, rn
+ bic \rd, \rn, #1 @ clear the Thumb bit if present
+ sub \rd, \rd, #MCOUNT_INSN_SIZE
+.endm
+
.macro __mcount suffix
mcount_enter
ldr r0, =ftrace_trace_function
@@ -173,8 +178,7 @@
mcount_exit
1: mcount_get_lr r1 @ lr of instrumented func
- mov r0, lr @ instrumented function
- sub r0, r0, #MCOUNT_INSN_SIZE
+ mcount_adjust_addr r0, lr @ instrumented function
adr lr, BSYM(2f)
mov pc, r2
2: mcount_exit
@@ -184,8 +188,7 @@
mcount_enter
mcount_get_lr r1 @ lr of instrumented func
- mov r0, lr @ instrumented function
- sub r0, r0, #MCOUNT_INSN_SIZE
+ mcount_adjust_addr r0, lr @ instrumented function
.globl ftrace_call\suffix
ftrace_call\suffix:
@@ -205,11 +208,11 @@
#ifdef CONFIG_DYNAMIC_FTRACE
@ called from __ftrace_caller, saved in mcount_enter
ldr r1, [sp, #16] @ instrumented routine (func)
+ mcount_adjust_addr r1, r1
#else
@ called from __mcount, untouched in lr
- mov r1, lr @ instrumented routine (func)
+ mcount_adjust_addr r1, lr @ instrumented routine (func)
#endif
- sub r1, r1, #MCOUNT_INSN_SIZE
mov r2, fp @ frame pointer
bl prepare_ftrace_return
mcount_exit
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 129fbd5..a255c39 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -21,7 +21,6 @@
#include <linux/init.h>
#include <linux/kexec.h>
#include <linux/of_fdt.h>
-#include <linux/crash_dump.h>
#include <linux/root_dev.h>
#include <linux/cpu.h>
#include <linux/interrupt.h>
@@ -160,7 +159,7 @@
.flags = IORESOURCE_MEM
},
{
- .name = "Kernel text",
+ .name = "Kernel code",
.start = 0,
.end = 0,
.flags = IORESOURCE_MEM
@@ -427,6 +426,20 @@
: "r14");
}
+int __cpu_logical_map[NR_CPUS];
+
+void __init smp_setup_processor_id(void)
+{
+ int i;
+ u32 cpu = is_smp() ? read_cpuid_mpidr() & 0xff : 0;
+
+ cpu_logical_map(0) = cpu;
+ for (i = 1; i < NR_CPUS; ++i)
+ cpu_logical_map(i) = i == cpu ? 0 : i;
+
+ printk(KERN_INFO "Booting Linux on physical CPU %d\n", cpu);
+}
+
static void __init setup_processor(void)
{
struct proc_info_list *list;
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 57db122..cdeb727 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -233,20 +233,6 @@
}
#endif /* CONFIG_HOTPLUG_CPU */
-int __cpu_logical_map[NR_CPUS];
-
-void __init smp_setup_processor_id(void)
-{
- int i;
- u32 cpu = is_smp() ? read_cpuid_mpidr() & 0xff : 0;
-
- cpu_logical_map(0) = cpu;
- for (i = 1; i < NR_CPUS; ++i)
- cpu_logical_map(i) = i == cpu ? 0 : i;
-
- printk(KERN_INFO "Booting Linux on physical CPU %d\n", cpu);
-}
-
/*
* Called by both boot and secondaries to move global data into
* per-processor storage.
@@ -443,9 +429,7 @@
static void ipi_timer(void)
{
struct clock_event_device *evt = &__get_cpu_var(percpu_clockevent);
- irq_enter();
evt->event_handler(evt);
- irq_exit();
}
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
@@ -548,7 +532,9 @@
switch (ipinr) {
case IPI_TIMER:
+ irq_enter();
ipi_timer();
+ irq_exit();
break;
case IPI_RESCHEDULE:
@@ -556,15 +542,21 @@
break;
case IPI_CALL_FUNC:
+ irq_enter();
generic_smp_call_function_interrupt();
+ irq_exit();
break;
case IPI_CALL_FUNC_SINGLE:
+ irq_enter();
generic_smp_call_function_single_interrupt();
+ irq_exit();
break;
case IPI_CPU_STOP:
+ irq_enter();
ipi_cpu_stop(cpu);
+ irq_exit();
break;
default:
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index c8e9385..4285daa 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -252,6 +252,8 @@
else
twd_calibrate_rate();
+ __raw_writel(0, twd_base + TWD_TIMER_CONTROL);
+
clk->name = "local_timer";
clk->features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT |
CLOCK_EVT_FEAT_C3STOP;
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index f76e755..1e19691 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -4,6 +4,7 @@
*/
#include <asm-generic/vmlinux.lds.h>
+#include <asm/cache.h>
#include <asm/thread_info.h>
#include <asm/memory.h>
#include <asm/page.h>
@@ -181,7 +182,7 @@
}
#endif
- PERCPU_SECTION(32)
+ PERCPU_SECTION(L1_CACHE_BYTES)
#ifdef CONFIG_XIP_KERNEL
__data_loc = ALIGN(4); /* location in binary */
@@ -212,13 +213,13 @@
#endif
NOSAVE_DATA
- CACHELINE_ALIGNED_DATA(32)
- READ_MOSTLY_DATA(32)
+ CACHELINE_ALIGNED_DATA(L1_CACHE_BYTES)
+ READ_MOSTLY_DATA(L1_CACHE_BYTES)
/*
* The exception fixup table (might need resorting at runtime)
*/
- . = ALIGN(32);
+ . = ALIGN(4);
__start___ex_table = .;
#ifdef CONFIG_MMU
*(__ex_table)
diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S
index 1b049cd..11093a7 100644
--- a/arch/arm/lib/getuser.S
+++ b/arch/arm/lib/getuser.S
@@ -31,18 +31,18 @@
#include <asm/domain.h>
ENTRY(__get_user_1)
-1: T(ldrb) r2, [r0]
+1: TUSER(ldrb) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__get_user_1)
ENTRY(__get_user_2)
#ifdef CONFIG_THUMB2_KERNEL
-2: T(ldrb) r2, [r0]
-3: T(ldrb) r3, [r0, #1]
+2: TUSER(ldrb) r2, [r0]
+3: TUSER(ldrb) r3, [r0, #1]
#else
-2: T(ldrb) r2, [r0], #1
-3: T(ldrb) r3, [r0]
+2: TUSER(ldrb) r2, [r0], #1
+3: TUSER(ldrb) r3, [r0]
#endif
#ifndef __ARMEB__
orr r2, r2, r3, lsl #8
@@ -54,7 +54,7 @@
ENDPROC(__get_user_2)
ENTRY(__get_user_4)
-4: T(ldr) r2, [r0]
+4: TUSER(ldr) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__get_user_4)
diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S
index c023fc1..7db2599 100644
--- a/arch/arm/lib/putuser.S
+++ b/arch/arm/lib/putuser.S
@@ -31,7 +31,7 @@
#include <asm/domain.h>
ENTRY(__put_user_1)
-1: T(strb) r2, [r0]
+1: TUSER(strb) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__put_user_1)
@@ -40,19 +40,19 @@
mov ip, r2, lsr #8
#ifdef CONFIG_THUMB2_KERNEL
#ifndef __ARMEB__
-2: T(strb) r2, [r0]
-3: T(strb) ip, [r0, #1]
+2: TUSER(strb) r2, [r0]
+3: TUSER(strb) ip, [r0, #1]
#else
-2: T(strb) ip, [r0]
-3: T(strb) r2, [r0, #1]
+2: TUSER(strb) ip, [r0]
+3: TUSER(strb) r2, [r0, #1]
#endif
#else /* !CONFIG_THUMB2_KERNEL */
#ifndef __ARMEB__
-2: T(strb) r2, [r0], #1
-3: T(strb) ip, [r0]
+2: TUSER(strb) r2, [r0], #1
+3: TUSER(strb) ip, [r0]
#else
-2: T(strb) ip, [r0], #1
-3: T(strb) r2, [r0]
+2: TUSER(strb) ip, [r0], #1
+3: TUSER(strb) r2, [r0]
#endif
#endif /* CONFIG_THUMB2_KERNEL */
mov r0, #0
@@ -60,18 +60,18 @@
ENDPROC(__put_user_2)
ENTRY(__put_user_4)
-4: T(str) r2, [r0]
+4: TUSER(str) r2, [r0]
mov r0, #0
mov pc, lr
ENDPROC(__put_user_4)
ENTRY(__put_user_8)
#ifdef CONFIG_THUMB2_KERNEL
-5: T(str) r2, [r0]
-6: T(str) r3, [r0, #4]
+5: TUSER(str) r2, [r0]
+6: TUSER(str) r3, [r0, #4]
#else
-5: T(str) r2, [r0], #4
-6: T(str) r3, [r0]
+5: TUSER(str) r2, [r0], #4
+6: TUSER(str) r3, [r0]
#endif
mov r0, #0
mov pc, lr
diff --git a/arch/arm/lib/uaccess.S b/arch/arm/lib/uaccess.S
index d0ece2a..5c908b1 100644
--- a/arch/arm/lib/uaccess.S
+++ b/arch/arm/lib/uaccess.S
@@ -32,11 +32,11 @@
rsb ip, ip, #4
cmp ip, #2
ldrb r3, [r1], #1
-USER( T(strb) r3, [r0], #1) @ May fault
+USER( TUSER( strb) r3, [r0], #1) @ May fault
ldrgeb r3, [r1], #1
-USER( T(strgeb) r3, [r0], #1) @ May fault
+USER( TUSER( strgeb) r3, [r0], #1) @ May fault
ldrgtb r3, [r1], #1
-USER( T(strgtb) r3, [r0], #1) @ May fault
+USER( TUSER( strgtb) r3, [r0], #1) @ May fault
sub r2, r2, ip
b .Lc2u_dest_aligned
@@ -59,7 +59,7 @@
addmi ip, r2, #4
bmi .Lc2u_0nowords
ldr r3, [r1], #4
-USER( T(str) r3, [r0], #4) @ May fault
+USER( TUSER( str) r3, [r0], #4) @ May fault
mov ip, r0, lsl #32 - PAGE_SHIFT @ On each page, use a ld/st??t instruction
rsb ip, ip, #0
movs ip, ip, lsr #32 - PAGE_SHIFT
@@ -88,18 +88,18 @@
stmneia r0!, {r3 - r4} @ Shouldnt fault
tst ip, #4
ldrne r3, [r1], #4
- T(strne) r3, [r0], #4 @ Shouldnt fault
+ TUSER( strne) r3, [r0], #4 @ Shouldnt fault
ands ip, ip, #3
beq .Lc2u_0fupi
.Lc2u_0nowords: teq ip, #0
beq .Lc2u_finished
.Lc2u_nowords: cmp ip, #2
ldrb r3, [r1], #1
-USER( T(strb) r3, [r0], #1) @ May fault
+USER( TUSER( strb) r3, [r0], #1) @ May fault
ldrgeb r3, [r1], #1
-USER( T(strgeb) r3, [r0], #1) @ May fault
+USER( TUSER( strgeb) r3, [r0], #1) @ May fault
ldrgtb r3, [r1], #1
-USER( T(strgtb) r3, [r0], #1) @ May fault
+USER( TUSER( strgtb) r3, [r0], #1) @ May fault
b .Lc2u_finished
.Lc2u_not_enough:
@@ -120,7 +120,7 @@
mov r3, r7, pull #8
ldr r7, [r1], #4
orr r3, r3, r7, push #24
-USER( T(str) r3, [r0], #4) @ May fault
+USER( TUSER( str) r3, [r0], #4) @ May fault
mov ip, r0, lsl #32 - PAGE_SHIFT
rsb ip, ip, #0
movs ip, ip, lsr #32 - PAGE_SHIFT
@@ -155,18 +155,18 @@
movne r3, r7, pull #8
ldrne r7, [r1], #4
orrne r3, r3, r7, push #24
- T(strne) r3, [r0], #4 @ Shouldnt fault
+ TUSER( strne) r3, [r0], #4 @ Shouldnt fault
ands ip, ip, #3
beq .Lc2u_1fupi
.Lc2u_1nowords: mov r3, r7, get_byte_1
teq ip, #0
beq .Lc2u_finished
cmp ip, #2
-USER( T(strb) r3, [r0], #1) @ May fault
+USER( TUSER( strb) r3, [r0], #1) @ May fault
movge r3, r7, get_byte_2
-USER( T(strgeb) r3, [r0], #1) @ May fault
+USER( TUSER( strgeb) r3, [r0], #1) @ May fault
movgt r3, r7, get_byte_3
-USER( T(strgtb) r3, [r0], #1) @ May fault
+USER( TUSER( strgtb) r3, [r0], #1) @ May fault
b .Lc2u_finished
.Lc2u_2fupi: subs r2, r2, #4
@@ -175,7 +175,7 @@
mov r3, r7, pull #16
ldr r7, [r1], #4
orr r3, r3, r7, push #16
-USER( T(str) r3, [r0], #4) @ May fault
+USER( TUSER( str) r3, [r0], #4) @ May fault
mov ip, r0, lsl #32 - PAGE_SHIFT
rsb ip, ip, #0
movs ip, ip, lsr #32 - PAGE_SHIFT
@@ -210,18 +210,18 @@
movne r3, r7, pull #16
ldrne r7, [r1], #4
orrne r3, r3, r7, push #16
- T(strne) r3, [r0], #4 @ Shouldnt fault
+ TUSER( strne) r3, [r0], #4 @ Shouldnt fault
ands ip, ip, #3
beq .Lc2u_2fupi
.Lc2u_2nowords: mov r3, r7, get_byte_2
teq ip, #0
beq .Lc2u_finished
cmp ip, #2
-USER( T(strb) r3, [r0], #1) @ May fault
+USER( TUSER( strb) r3, [r0], #1) @ May fault
movge r3, r7, get_byte_3
-USER( T(strgeb) r3, [r0], #1) @ May fault
+USER( TUSER( strgeb) r3, [r0], #1) @ May fault
ldrgtb r3, [r1], #0
-USER( T(strgtb) r3, [r0], #1) @ May fault
+USER( TUSER( strgtb) r3, [r0], #1) @ May fault
b .Lc2u_finished
.Lc2u_3fupi: subs r2, r2, #4
@@ -230,7 +230,7 @@
mov r3, r7, pull #24
ldr r7, [r1], #4
orr r3, r3, r7, push #8
-USER( T(str) r3, [r0], #4) @ May fault
+USER( TUSER( str) r3, [r0], #4) @ May fault
mov ip, r0, lsl #32 - PAGE_SHIFT
rsb ip, ip, #0
movs ip, ip, lsr #32 - PAGE_SHIFT
@@ -265,18 +265,18 @@
movne r3, r7, pull #24
ldrne r7, [r1], #4
orrne r3, r3, r7, push #8
- T(strne) r3, [r0], #4 @ Shouldnt fault
+ TUSER( strne) r3, [r0], #4 @ Shouldnt fault
ands ip, ip, #3
beq .Lc2u_3fupi
.Lc2u_3nowords: mov r3, r7, get_byte_3
teq ip, #0
beq .Lc2u_finished
cmp ip, #2
-USER( T(strb) r3, [r0], #1) @ May fault
+USER( TUSER( strb) r3, [r0], #1) @ May fault
ldrgeb r3, [r1], #1
-USER( T(strgeb) r3, [r0], #1) @ May fault
+USER( TUSER( strgeb) r3, [r0], #1) @ May fault
ldrgtb r3, [r1], #0
-USER( T(strgtb) r3, [r0], #1) @ May fault
+USER( TUSER( strgtb) r3, [r0], #1) @ May fault
b .Lc2u_finished
ENDPROC(__copy_to_user)
@@ -295,11 +295,11 @@
.Lcfu_dest_not_aligned:
rsb ip, ip, #4
cmp ip, #2
-USER( T(ldrb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrb) r3, [r1], #1) @ May fault
strb r3, [r0], #1
-USER( T(ldrgeb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrgeb) r3, [r1], #1) @ May fault
strgeb r3, [r0], #1
-USER( T(ldrgtb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrgtb) r3, [r1], #1) @ May fault
strgtb r3, [r0], #1
sub r2, r2, ip
b .Lcfu_dest_aligned
@@ -322,7 +322,7 @@
.Lcfu_0fupi: subs r2, r2, #4
addmi ip, r2, #4
bmi .Lcfu_0nowords
-USER( T(ldr) r3, [r1], #4)
+USER( TUSER( ldr) r3, [r1], #4)
str r3, [r0], #4
mov ip, r1, lsl #32 - PAGE_SHIFT @ On each page, use a ld/st??t instruction
rsb ip, ip, #0
@@ -351,18 +351,18 @@
ldmneia r1!, {r3 - r4} @ Shouldnt fault
stmneia r0!, {r3 - r4}
tst ip, #4
- T(ldrne) r3, [r1], #4 @ Shouldnt fault
+ TUSER( ldrne) r3, [r1], #4 @ Shouldnt fault
strne r3, [r0], #4
ands ip, ip, #3
beq .Lcfu_0fupi
.Lcfu_0nowords: teq ip, #0
beq .Lcfu_finished
.Lcfu_nowords: cmp ip, #2
-USER( T(ldrb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrb) r3, [r1], #1) @ May fault
strb r3, [r0], #1
-USER( T(ldrgeb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrgeb) r3, [r1], #1) @ May fault
strgeb r3, [r0], #1
-USER( T(ldrgtb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrgtb) r3, [r1], #1) @ May fault
strgtb r3, [r0], #1
b .Lcfu_finished
@@ -375,7 +375,7 @@
.Lcfu_src_not_aligned:
bic r1, r1, #3
-USER( T(ldr) r7, [r1], #4) @ May fault
+USER( TUSER( ldr) r7, [r1], #4) @ May fault
cmp ip, #2
bgt .Lcfu_3fupi
beq .Lcfu_2fupi
@@ -383,7 +383,7 @@
addmi ip, r2, #4
bmi .Lcfu_1nowords
mov r3, r7, pull #8
-USER( T(ldr) r7, [r1], #4) @ May fault
+USER( TUSER( ldr) r7, [r1], #4) @ May fault
orr r3, r3, r7, push #24
str r3, [r0], #4
mov ip, r1, lsl #32 - PAGE_SHIFT
@@ -418,7 +418,7 @@
stmneia r0!, {r3 - r4}
tst ip, #4
movne r3, r7, pull #8
-USER( T(ldrne) r7, [r1], #4) @ May fault
+USER( TUSER( ldrne) r7, [r1], #4) @ May fault
orrne r3, r3, r7, push #24
strne r3, [r0], #4
ands ip, ip, #3
@@ -438,7 +438,7 @@
addmi ip, r2, #4
bmi .Lcfu_2nowords
mov r3, r7, pull #16
-USER( T(ldr) r7, [r1], #4) @ May fault
+USER( TUSER( ldr) r7, [r1], #4) @ May fault
orr r3, r3, r7, push #16
str r3, [r0], #4
mov ip, r1, lsl #32 - PAGE_SHIFT
@@ -474,7 +474,7 @@
stmneia r0!, {r3 - r4}
tst ip, #4
movne r3, r7, pull #16
-USER( T(ldrne) r7, [r1], #4) @ May fault
+USER( TUSER( ldrne) r7, [r1], #4) @ May fault
orrne r3, r3, r7, push #16
strne r3, [r0], #4
ands ip, ip, #3
@@ -486,7 +486,7 @@
strb r3, [r0], #1
movge r3, r7, get_byte_3
strgeb r3, [r0], #1
-USER( T(ldrgtb) r3, [r1], #0) @ May fault
+USER( TUSER( ldrgtb) r3, [r1], #0) @ May fault
strgtb r3, [r0], #1
b .Lcfu_finished
@@ -494,7 +494,7 @@
addmi ip, r2, #4
bmi .Lcfu_3nowords
mov r3, r7, pull #24
-USER( T(ldr) r7, [r1], #4) @ May fault
+USER( TUSER( ldr) r7, [r1], #4) @ May fault
orr r3, r3, r7, push #8
str r3, [r0], #4
mov ip, r1, lsl #32 - PAGE_SHIFT
@@ -529,7 +529,7 @@
stmneia r0!, {r3 - r4}
tst ip, #4
movne r3, r7, pull #24
-USER( T(ldrne) r7, [r1], #4) @ May fault
+USER( TUSER( ldrne) r7, [r1], #4) @ May fault
orrne r3, r3, r7, push #8
strne r3, [r0], #4
ands ip, ip, #3
@@ -539,9 +539,9 @@
beq .Lcfu_finished
cmp ip, #2
strb r3, [r0], #1
-USER( T(ldrgeb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrgeb) r3, [r1], #1) @ May fault
strgeb r3, [r0], #1
-USER( T(ldrgtb) r3, [r1], #1) @ May fault
+USER( TUSER( ldrgtb) r3, [r1], #1) @ May fault
strgtb r3, [r0], #1
b .Lcfu_finished
ENDPROC(__copy_from_user)
diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c
index da70e7e..dd1ad55 100644
--- a/arch/arm/mach-exynos/hotplug.c
+++ b/arch/arm/mach-exynos/hotplug.c
@@ -16,6 +16,7 @@
#include <linux/io.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
#include <mach/regs-pmu.h>
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 683aec7..0f2035a 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -23,6 +23,7 @@
#include <asm/cacheflush.h>
#include <asm/hardware/gic.h>
+#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
#include <mach/hardware.h>
diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c
index 7afbe1e..8394d51 100644
--- a/arch/arm/mach-highbank/highbank.c
+++ b/arch/arm/mach-highbank/highbank.c
@@ -25,6 +25,7 @@
#include <linux/smp.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
#include <asm/hardware/arm_timer.h>
#include <asm/hardware/timer-sp.h>
@@ -72,9 +73,7 @@
void highbank_set_cpu_jump(int cpu, void *jump_addr)
{
-#ifdef CONFIG_SMP
cpu = cpu_logical_map(cpu);
-#endif
writel(virt_to_phys(jump_addr), HB_JUMP_TABLE_VIRT(cpu));
__cpuc_flush_dcache_area(HB_JUMP_TABLE_VIRT(cpu), 16);
outer_clean_range(HB_JUMP_TABLE_PHYS(cpu),
diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c
index 29bd124..e15f155 100644
--- a/arch/arm/mach-imx/src.c
+++ b/arch/arm/mach-imx/src.c
@@ -15,6 +15,7 @@
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/smp.h>
+#include <asm/smp_plat.h>
#define SRC_SCR 0x000
#define SRC_GPR1 0x020
@@ -24,10 +25,6 @@
static void __iomem *src_base;
-#ifndef CONFIG_SMP
-#define cpu_logical_map(cpu) 0
-#endif
-
void imx_enable_cpu(int cpu, bool enable)
{
u32 mask, val;
diff --git a/arch/arm/mach-msm/hotplug.c b/arch/arm/mach-msm/hotplug.c
index 41c252d..a446fc1 100644
--- a/arch/arm/mach-msm/hotplug.c
+++ b/arch/arm/mach-msm/hotplug.c
@@ -11,6 +11,7 @@
#include <linux/smp.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
extern volatile int pen_release;
diff --git a/arch/arm/mach-msm/platsmp.c b/arch/arm/mach-msm/platsmp.c
index 0b3e357..db0117e 100644
--- a/arch/arm/mach-msm/platsmp.c
+++ b/arch/arm/mach-msm/platsmp.c
@@ -20,6 +20,7 @@
#include <asm/cacheflush.h>
#include <asm/cputype.h>
#include <asm/mach-types.h>
+#include <asm/smp_plat.h>
#include <mach/msm_iomap.h>
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index af0c212..9cf4c3c 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -15,7 +15,6 @@
config SOC_IMX50
bool
select CPU_V7
- select ARM_L1_CACHE_SHIFT_6
select MXC_TZIC
select ARCH_MXC_IOMUX_V3
select ARCH_MXC_AUDMUX_V2
@@ -25,7 +24,6 @@
config SOC_IMX51
bool
select CPU_V7
- select ARM_L1_CACHE_SHIFT_6
select MXC_TZIC
select ARCH_MXC_IOMUX_V3
select ARCH_MXC_AUDMUX_V2
@@ -35,7 +33,6 @@
config SOC_IMX53
bool
select CPU_V7
- select ARM_L1_CACHE_SHIFT_6
select MXC_TZIC
select ARCH_MXC_IOMUX_V3
select ARCH_MX53
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index a8ba7b9..41e6612 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -33,7 +33,6 @@
default y
select CPU_V7
select USB_ARCH_HAS_EHCI
- select ARM_L1_CACHE_SHIFT_6 if !ARCH_OMAP4
select ARCH_HAS_OPP
select PM_OPP if PM
select ARM_CPU_SUSPEND if PM
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 18fd177..5bc1312 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -415,29 +415,9 @@
},
};
-static struct resource sa1100_rtc_resources[] = {
- [0] = {
- .start = 0x40900000,
- .end = 0x409000ff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_RTC1Hz,
- .end = IRQ_RTC1Hz,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- .start = IRQ_RTCAlrm,
- .end = IRQ_RTCAlrm,
- .flags = IORESOURCE_IRQ,
- },
-};
-
struct platform_device sa1100_device_rtc = {
.name = "sa1100-rtc",
.id = -1,
- .num_resources = ARRAY_SIZE(sa1100_rtc_resources),
- .resource = sa1100_rtc_resources,
};
struct platform_device pxa_device_rtc = {
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index adf058f..91e4f6c 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -209,8 +209,6 @@
INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
INIT_CLKREG(&clk_pxa25x_mem, "pxa2xx-pcmcia", NULL),
- INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
static struct clk_lookup pxa25x_hwuart_clkreg =
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 180bd86..aed6cbc 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -230,8 +230,6 @@
INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
INIT_CLKREG(&clk_pxa27x_mem, "pxa2xx-pcmcia", NULL),
- INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
#ifdef CONFIG_PM
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index 0388eda..40bb165 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -89,7 +89,6 @@
static struct clk_lookup common_clkregs[] = {
INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", NULL),
INIT_CLKREG(&clk_gcu, "pxa3xx-gcu", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0);
diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c
index d487e1f..8d614ec 100644
--- a/arch/arm/mach-pxa/pxa320.c
+++ b/arch/arm/mach-pxa/pxa320.c
@@ -83,7 +83,6 @@
static struct clk_lookup pxa320_clkregs[] = {
INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", NULL),
INIT_CLKREG(&clk_gcu, "pxa3xx-gcu", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
static int __init pxa320_init(void)
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index f107c71..4f402afa 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -67,7 +67,6 @@
INIT_CLKREG(&clk_pxa3xx_pout, NULL, "CLK_POUT"),
/* Power I2C clock is always on */
INIT_CLKREG(&clk_dummy, "pxa3xx-pwri2c.1", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
INIT_CLKREG(&clk_pxa3xx_lcd, "pxa2xx-fb", NULL),
INIT_CLKREG(&clk_pxa3xx_camera, NULL, "CAMCLK"),
INIT_CLKREG(&clk_pxa3xx_ac97, NULL, "AC97CLK"),
diff --git a/arch/arm/mach-pxa/pxa95x.c b/arch/arm/mach-pxa/pxa95x.c
index fccc644..d082a58 100644
--- a/arch/arm/mach-pxa/pxa95x.c
+++ b/arch/arm/mach-pxa/pxa95x.c
@@ -217,7 +217,6 @@
INIT_CLKREG(&clk_pxa95x_pout, NULL, "CLK_POUT"),
/* Power I2C clock is always on */
INIT_CLKREG(&clk_dummy, "pxa3xx-pwri2c.1", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
INIT_CLKREG(&clk_pxa95x_lcd, "pxa2xx-fb", NULL),
INIT_CLKREG(&clk_pxa95x_ffuart, "pxa2xx-uart.0", NULL),
INIT_CLKREG(&clk_pxa95x_btuart, "pxa2xx-uart.1", NULL),
diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c
index ac1aed2..eb55f05 100644
--- a/arch/arm/mach-realview/hotplug.c
+++ b/arch/arm/mach-realview/hotplug.c
@@ -13,6 +13,7 @@
#include <linux/smp.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
extern volatile int pen_release;
diff --git a/arch/arm/mach-realview/include/mach/board-eb.h b/arch/arm/mach-realview/include/mach/board-eb.h
index 794a8d9..124bce6 100644
--- a/arch/arm/mach-realview/include/mach/board-eb.h
+++ b/arch/arm/mach-realview/include/mach/board-eb.h
@@ -47,21 +47,23 @@
#define REALVIEW_EB_USB_BASE 0x4F000000 /* USB */
#ifdef CONFIG_REALVIEW_EB_ARM11MP_REVB
-#define REALVIEW_EB11MP_SCU_BASE 0x10100000 /* SCU registers */
-#define REALVIEW_EB11MP_GIC_CPU_BASE 0x10100100 /* Generic interrupt controller CPU interface */
-#define REALVIEW_EB11MP_TWD_BASE 0x10100600
-#define REALVIEW_EB11MP_GIC_DIST_BASE 0x10101000 /* Generic interrupt controller distributor */
+#define REALVIEW_EB11MP_PRIV_MEM_BASE 0x1F000000
#define REALVIEW_EB11MP_L220_BASE 0x10102000 /* L220 registers */
#define REALVIEW_EB11MP_SYS_PLD_CTRL1 0xD8 /* Register offset for MPCore sysctl */
#else
-#define REALVIEW_EB11MP_SCU_BASE 0x1F000000 /* SCU registers */
-#define REALVIEW_EB11MP_GIC_CPU_BASE 0x1F000100 /* Generic interrupt controller CPU interface */
-#define REALVIEW_EB11MP_TWD_BASE 0x1F000600
-#define REALVIEW_EB11MP_GIC_DIST_BASE 0x1F001000 /* Generic interrupt controller distributor */
+#define REALVIEW_EB11MP_PRIV_MEM_BASE 0x1F000000
#define REALVIEW_EB11MP_L220_BASE 0x1F002000 /* L220 registers */
#define REALVIEW_EB11MP_SYS_PLD_CTRL1 0x74 /* Register offset for MPCore sysctl */
#endif
+#define REALVIEW_EB11MP_PRIV_MEM_SIZE SZ_8K
+#define REALVIEW_EB11MP_PRIV_MEM_OFF(x) (REALVIEW_EB11MP_PRIV_MEM_BASE + (x))
+
+#define REALVIEW_EB11MP_SCU_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0) /* SCU registers */
+#define REALVIEW_EB11MP_GIC_CPU_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0x0100) /* Generic interrupt controller CPU interface */
+#define REALVIEW_EB11MP_TWD_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0x0600)
+#define REALVIEW_EB11MP_GIC_DIST_BASE REALVIEW_EB11MP_PRIV_MEM_OFF(0x1000) /* Generic interrupt controller distributor */
+
/*
* Core tile identification (REALVIEW_SYS_PROCID)
*/
diff --git a/arch/arm/mach-realview/include/mach/board-pb11mp.h b/arch/arm/mach-realview/include/mach/board-pb11mp.h
index 7abf918..aa2d4e0 100644
--- a/arch/arm/mach-realview/include/mach/board-pb11mp.h
+++ b/arch/arm/mach-realview/include/mach/board-pb11mp.h
@@ -75,6 +75,8 @@
/*
* Testchip peripheral and fpga gic regions
*/
+#define REALVIEW_TC11MP_PRIV_MEM_BASE 0x1F000000
+#define REALVIEW_TC11MP_PRIV_MEM_SIZE SZ_8K
#define REALVIEW_TC11MP_SCU_BASE 0x1F000000 /* IRQ, Test chip */
#define REALVIEW_TC11MP_GIC_CPU_BASE 0x1F000100 /* Test chip interrupt controller CPU interface */
#define REALVIEW_TC11MP_TWD_BASE 0x1F000600
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index e629621..9578145 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -91,14 +91,9 @@
static struct map_desc realview_eb11mp_io_desc[] __initdata = {
{
- .virtual = IO_ADDRESS(REALVIEW_EB11MP_SCU_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB11MP_SCU_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_EB11MP_GIC_DIST_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB11MP_GIC_DIST_BASE),
- .length = SZ_4K,
+ .virtual = IO_ADDRESS(REALVIEW_EB11MP_PRIV_MEM_BASE),
+ .pfn = __phys_to_pfn(REALVIEW_EB11MP_PRIV_MEM_BASE),
+ .length = REALVIEW_EB11MP_PRIV_MEM_SIZE,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_EB11MP_L220_BASE),
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 127a3fd..2147335 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -64,15 +64,10 @@
.pfn = __phys_to_pfn(REALVIEW_PB11MP_GIC_DIST_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_TC11MP_GIC_CPU_BASE),
- .pfn = __phys_to_pfn(REALVIEW_TC11MP_GIC_CPU_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_TC11MP_GIC_DIST_BASE),
- .pfn = __phys_to_pfn(REALVIEW_TC11MP_GIC_DIST_BASE),
- .length = SZ_4K,
+ }, { /* Maps the SCU, GIC CPU interface, TWD, GIC DIST */
+ .virtual = IO_ADDRESS(REALVIEW_TC11MP_PRIV_MEM_BASE),
+ .pfn = __phys_to_pfn(REALVIEW_TC11MP_PRIV_MEM_BASE),
+ .length = REALVIEW_TC11MP_PRIV_MEM_SIZE,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
diff --git a/arch/arm/mach-sa1100/clock.c b/arch/arm/mach-sa1100/clock.c
index d6df9f6..dab3c63 100644
--- a/arch/arm/mach-sa1100/clock.c
+++ b/arch/arm/mach-sa1100/clock.c
@@ -11,39 +11,17 @@
#include <linux/clk.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
-#include <linux/io.h>
-#include <linux/clkdev.h>
#include <mach/hardware.h>
-struct clkops {
- void (*enable)(struct clk *);
- void (*disable)(struct clk *);
- unsigned long (*getrate)(struct clk *);
-};
-
+/*
+ * Very simple clock implementation - we only have one clock to deal with.
+ */
struct clk {
- const struct clkops *ops;
- unsigned long rate;
unsigned int enabled;
};
-#define INIT_CLKREG(_clk, _devname, _conname) \
- { \
- .clk = _clk, \
- .dev_id = _devname, \
- .con_id = _conname, \
- }
-
-#define DEFINE_CLK(_name, _ops, _rate) \
-struct clk clk_##_name = { \
- .ops = _ops, \
- .rate = _rate, \
- }
-
-static DEFINE_SPINLOCK(clocks_lock);
-
-static void clk_gpio27_enable(struct clk *clk)
+static void clk_gpio27_enable(void)
{
/*
* First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111:
@@ -54,22 +32,38 @@
TUCR = TUCR_3_6864MHz;
}
-static void clk_gpio27_disable(struct clk *clk)
+static void clk_gpio27_disable(void)
{
TUCR = 0;
GPDR &= ~GPIO_32_768kHz;
GAFR &= ~GPIO_32_768kHz;
}
+static struct clk clk_gpio27;
+
+static DEFINE_SPINLOCK(clocks_lock);
+
+struct clk *clk_get(struct device *dev, const char *id)
+{
+ const char *devname = dev_name(dev);
+
+ return strcmp(devname, "sa1111.0") ? ERR_PTR(-ENOENT) : &clk_gpio27;
+}
+EXPORT_SYMBOL(clk_get);
+
+void clk_put(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_put);
+
int clk_enable(struct clk *clk)
{
unsigned long flags;
spin_lock_irqsave(&clocks_lock, flags);
if (clk->enabled++ == 0)
- clk->ops->enable(clk);
+ clk_gpio27_enable();
spin_unlock_irqrestore(&clocks_lock, flags);
-
return 0;
}
EXPORT_SYMBOL(clk_enable);
@@ -82,48 +76,13 @@
spin_lock_irqsave(&clocks_lock, flags);
if (--clk->enabled == 0)
- clk->ops->disable(clk);
+ clk_gpio27_disable();
spin_unlock_irqrestore(&clocks_lock, flags);
}
EXPORT_SYMBOL(clk_disable);
unsigned long clk_get_rate(struct clk *clk)
{
- unsigned long rate;
-
- rate = clk->rate;
- if (clk->ops->getrate)
- rate = clk->ops->getrate(clk);
-
- return rate;
+ return 3686400;
}
EXPORT_SYMBOL(clk_get_rate);
-
-const struct clkops clk_gpio27_ops = {
- .enable = clk_gpio27_enable,
- .disable = clk_gpio27_disable,
-};
-
-static void clk_dummy_enable(struct clk *clk) { }
-static void clk_dummy_disable(struct clk *clk) { }
-
-const struct clkops clk_dummy_ops = {
- .enable = clk_dummy_enable,
- .disable = clk_dummy_disable,
-};
-
-static DEFINE_CLK(gpio27, &clk_gpio27_ops, 3686400);
-static DEFINE_CLK(dummy, &clk_dummy_ops, 0);
-
-static struct clk_lookup sa11xx_clkregs[] = {
- INIT_CLKREG(&clk_gpio27, "sa1111.0", NULL),
- INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
-};
-
-static int __init sa11xx_clk_init(void)
-{
- clkdev_add_table(sa11xx_clkregs, ARRAY_SIZE(sa11xx_clkregs));
- return 0;
-}
-
-postcore_initcall(sa11xx_clk_init);
diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c
index b9060e2..fd56521 100644
--- a/arch/arm/mach-sa1100/collie.c
+++ b/arch/arm/mach-sa1100/collie.c
@@ -138,8 +138,6 @@
static struct resource collie_power_resource[] = {
{
.name = "ac",
- .start = gpio_to_irq(COLLIE_GPIO_AC_IN),
- .end = gpio_to_irq(COLLIE_GPIO_AC_IN),
.flags = IORESOURCE_IRQ |
IORESOURCE_IRQ_HIGHEDGE |
IORESOURCE_IRQ_LOWEDGE,
@@ -341,7 +339,8 @@
GPSR |= _COLLIE_GPIO_UCB1x00_RESET;
-
+ collie_power_resource[0].start = gpio_to_irq(COLLIE_GPIO_AC_IN);
+ collie_power_resource[0].end = gpio_to_irq(COLLIE_GPIO_AC_IN);
platform_scoop_config = &collie_pcmcia_config;
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-sa1100/cpu-sa1100.c b/arch/arm/mach-sa1100/cpu-sa1100.c
index aaa8acf..19b2053 100644
--- a/arch/arm/mach-sa1100/cpu-sa1100.c
+++ b/arch/arm/mach-sa1100/cpu-sa1100.c
@@ -228,7 +228,7 @@
return 0;
}
-static struct cpufreq_driver sa1100_driver = {
+static struct cpufreq_driver sa1100_driver __refdata = {
.flags = CPUFREQ_STICKY,
.verify = sa11x0_verify_speed,
.target = sa1100_target,
diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index 480d2ea..bb10ee2 100644
--- a/arch/arm/mach-sa1100/generic.c
+++ b/arch/arm/mach-sa1100/generic.c
@@ -345,29 +345,9 @@
sa11x0_register_device(&sa11x0ir_device, irda);
}
-static struct resource sa11x0rtc_resources[] = {
- [0] = {
- .start = 0x90010000,
- .end = 0x900100ff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_RTC1Hz,
- .end = IRQ_RTC1Hz,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- .start = IRQ_RTCAlrm,
- .end = IRQ_RTCAlrm,
- .flags = IORESOURCE_IRQ,
- },
-};
-
static struct platform_device sa11x0rtc_device = {
.name = "sa1100-rtc",
.id = -1,
- .resource = sa11x0rtc_resources,
- .num_resources = ARRAY_SIZE(sa11x0rtc_resources),
};
static struct platform_device *sa11x0_devices[] __initdata = {
diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c
index f50b00b..b412fc0 100644
--- a/arch/arm/mach-sa1100/jornada720_ssp.c
+++ b/arch/arm/mach-sa1100/jornada720_ssp.c
@@ -198,3 +198,5 @@
{
return platform_driver_register(&jornadassp_driver);
}
+
+module_init(jornada_ssp_init);
diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c
index cc97ef8..4fe2e9e 100644
--- a/arch/arm/mach-shmobile/smp-r8a7779.c
+++ b/arch/arm/mach-shmobile/smp-r8a7779.c
@@ -25,6 +25,7 @@
#include <linux/delay.h>
#include <mach/common.h>
#include <mach/r8a7779.h>
+#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
#include <asm/smp_twd.h>
#include <asm/hardware/gic.h>
diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c
index be1ade7..0d159d6 100644
--- a/arch/arm/mach-shmobile/smp-sh73a0.c
+++ b/arch/arm/mach-shmobile/smp-sh73a0.c
@@ -23,6 +23,7 @@
#include <linux/spinlock.h>
#include <linux/io.h>
#include <mach/common.h>
+#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
#include <asm/smp_twd.h>
#include <asm/hardware/gic.h>
diff --git a/arch/arm/mach-ux500/hotplug.c b/arch/arm/mach-ux500/hotplug.c
index 572015e..c76f0f4 100644
--- a/arch/arm/mach-ux500/hotplug.c
+++ b/arch/arm/mach-ux500/hotplug.c
@@ -13,6 +13,7 @@
#include <linux/smp.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
extern volatile int pen_release;
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index a19e398..d2058ef 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -19,6 +19,7 @@
#include <asm/cacheflush.h>
#include <asm/hardware/gic.h>
+#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
#include <mach/hardware.h>
#include <mach/setup.h>
diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index 2b1e836..b1e87c1 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -217,7 +217,7 @@
}
#ifdef CONFIG_SMP
-static void ct_ca9x4_init_cpu_map(void)
+static void __init ct_ca9x4_init_cpu_map(void)
{
int i, ncores = scu_get_core_count(MMIO_P2V(A9_MPCORE_SCU));
@@ -233,7 +233,7 @@
set_smp_cross_call(gic_raise_softirq);
}
-static void ct_ca9x4_smp_enable(unsigned int max_cpus)
+static void __init ct_ca9x4_smp_enable(unsigned int max_cpus)
{
scu_enable(MMIO_P2V(A9_MPCORE_SCU));
}
diff --git a/arch/arm/mach-vexpress/hotplug.c b/arch/arm/mach-vexpress/hotplug.c
index 813ee08..3034a4d 100644
--- a/arch/arm/mach-vexpress/hotplug.c
+++ b/arch/arm/mach-vexpress/hotplug.c
@@ -13,6 +13,7 @@
#include <linux/smp.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
#include <asm/system.h>
extern volatile int pen_release;
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 4cefb57..1a3ca24 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -882,6 +882,7 @@
config ARM_L1_CACHE_SHIFT_6
bool
+ default y if CPU_V7
help
Setting ARM L1 cache line size to 64 Bytes.
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 6ec1226..5dc7d12 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -310,7 +310,7 @@
static bool arm_memblock_steal_permitted = true;
-phys_addr_t arm_memblock_steal(phys_addr_t size, phys_addr_t align)
+phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align)
{
phys_addr_t phys;
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 7e9b5bf..0404ccb 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -148,10 +148,6 @@
* Initialise TLB, Caches, and MMU state ready to switch the MMU
* on. Return in r0 the new CP15 C1 control register setting.
*
- * We automatically detect if we have a Harvard cache, and use the
- * Harvard cache control instructions insead of the unified cache
- * control instructions.
- *
* This should be able to cover all ARMv7 cores.
*
* It is assumed that:
@@ -251,9 +247,7 @@
#endif
3: mov r10, #0
-#ifdef HARVARD_CACHE
mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate
-#endif
dsb
#ifdef CONFIG_MMU
mcr p15, 0, r10, c8, c7, 0 @ invalidate I + D TLBs
@@ -330,16 +324,6 @@
.size __v7_ca5mp_proc_info, . - __v7_ca5mp_proc_info
/*
- * ARM Ltd. Cortex A7 processor.
- */
- .type __v7_ca7mp_proc_info, #object
-__v7_ca7mp_proc_info:
- .long 0x410fc070
- .long 0xff0ffff0
- __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV
- .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info
-
- /*
* ARM Ltd. Cortex A9 processor.
*/
.type __v7_ca9mp_proc_info, #object
@@ -351,6 +335,16 @@
#endif /* CONFIG_ARM_LPAE */
/*
+ * ARM Ltd. Cortex A7 processor.
+ */
+ .type __v7_ca7mp_proc_info, #object
+__v7_ca7mp_proc_info:
+ .long 0x410fc070
+ .long 0xff0ffff0
+ __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV
+ .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info
+
+ /*
* ARM Ltd. Cortex A15 processor.
*/
.type __v7_ca15mp_proc_info, #object
diff --git a/arch/arm/plat-versatile/platsmp.c b/arch/arm/plat-versatile/platsmp.c
index 92f18d3..49c7db4 100644
--- a/arch/arm/plat-versatile/platsmp.c
+++ b/arch/arm/plat-versatile/platsmp.c
@@ -16,6 +16,7 @@
#include <linux/smp.h>
#include <asm/cacheflush.h>
+#include <asm/smp_plat.h>
#include <asm/hardware/gic.h>
/*
diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c
index 5986690..27f2fe3 100644
--- a/drivers/pcmcia/sa1111_generic.c
+++ b/drivers/pcmcia/sa1111_generic.c
@@ -205,7 +205,8 @@
dev_set_drvdata(&dev->dev, NULL);
- for (; next = s->next, s; s = next) {
+ for (; s; s = next) {
+ next = s->next;
soc_pcmcia_remove_one(&s->soc);
kfree(s);
}
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index e19a403..3a125b8 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -774,7 +774,7 @@
config RTC_DRV_SA1100
tristate "SA11x0/PXA2xx"
- depends on ARCH_SA1100 || ARCH_PXA || ARCH_MMP
+ depends on ARCH_SA1100 || ARCH_PXA
help
If you say Y here you will get access to the real time clock
built into your SA11x0 or PXA2xx CPU.
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index 4595d3e..cb9a585 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -27,42 +27,34 @@
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
+#include <linux/string.h>
#include <linux/pm.h>
-#include <linux/slab.h>
-#include <linux/clk.h>
-#include <linux/io.h>
+#include <linux/bitops.h>
#include <mach/hardware.h>
#include <asm/irq.h>
+#ifdef CONFIG_ARCH_PXA
+#include <mach/regs-rtc.h>
+#endif
+
#define RTC_DEF_DIVIDER (32768 - 1)
#define RTC_DEF_TRIM 0
-#define RTC_FREQ 1024
-#define RCNR 0x00 /* RTC Count Register */
-#define RTAR 0x04 /* RTC Alarm Register */
-#define RTSR 0x08 /* RTC Status Register */
-#define RTTR 0x0c /* RTC Timer Trim Register */
+static const unsigned long RTC_FREQ = 1024;
+static struct rtc_time rtc_alarm;
+static DEFINE_SPINLOCK(sa1100_rtc_lock);
-#define RTSR_HZE (1 << 3) /* HZ interrupt enable */
-#define RTSR_ALE (1 << 2) /* RTC alarm interrupt enable */
-#define RTSR_HZ (1 << 1) /* HZ rising-edge detected */
-#define RTSR_AL (1 << 0) /* RTC alarm detected */
+static inline int rtc_periodic_alarm(struct rtc_time *tm)
+{
+ return (tm->tm_year == -1) ||
+ ((unsigned)tm->tm_mon >= 12) ||
+ ((unsigned)(tm->tm_mday - 1) >= 31) ||
+ ((unsigned)tm->tm_hour > 23) ||
+ ((unsigned)tm->tm_min > 59) ||
+ ((unsigned)tm->tm_sec > 59);
+}
-#define rtc_readl(sa1100_rtc, reg) \
- readl_relaxed((sa1100_rtc)->base + (reg))
-#define rtc_writel(sa1100_rtc, reg, value) \
- writel_relaxed((value), (sa1100_rtc)->base + (reg))
-
-struct sa1100_rtc {
- struct resource *ress;
- void __iomem *base;
- struct clk *clk;
- int irq_1Hz;
- int irq_Alrm;
- struct rtc_device *rtc;
- spinlock_t lock; /* Protects this structure */
-};
/*
* Calculate the next alarm time given the requested alarm time mask
* and the current time.
@@ -90,26 +82,46 @@
}
}
+static int rtc_update_alarm(struct rtc_time *alrm)
+{
+ struct rtc_time alarm_tm, now_tm;
+ unsigned long now, time;
+ int ret;
+
+ do {
+ now = RCNR;
+ rtc_time_to_tm(now, &now_tm);
+ rtc_next_alarm_time(&alarm_tm, &now_tm, alrm);
+ ret = rtc_tm_to_time(&alarm_tm, &time);
+ if (ret != 0)
+ break;
+
+ RTSR = RTSR & (RTSR_HZE|RTSR_ALE|RTSR_AL);
+ RTAR = time;
+ } while (now != RCNR);
+
+ return ret;
+}
+
static irqreturn_t sa1100_rtc_interrupt(int irq, void *dev_id)
{
struct platform_device *pdev = to_platform_device(dev_id);
- struct sa1100_rtc *sa1100_rtc = platform_get_drvdata(pdev);
+ struct rtc_device *rtc = platform_get_drvdata(pdev);
unsigned int rtsr;
unsigned long events = 0;
- spin_lock(&sa1100_rtc->lock);
+ spin_lock(&sa1100_rtc_lock);
+ rtsr = RTSR;
/* clear interrupt sources */
- rtsr = rtc_readl(sa1100_rtc, RTSR);
- rtc_writel(sa1100_rtc, RTSR, 0);
-
+ RTSR = 0;
/* Fix for a nasty initialization problem the in SA11xx RTSR register.
* See also the comments in sa1100_rtc_probe(). */
if (rtsr & (RTSR_ALE | RTSR_HZE)) {
/* This is the original code, before there was the if test
* above. This code does not clear interrupts that were not
* enabled. */
- rtc_writel(sa1100_rtc, RTSR, (RTSR_AL | RTSR_HZ) & (rtsr >> 2));
+ RTSR = (RTSR_AL | RTSR_HZ) & (rtsr >> 2);
} else {
/* For some reason, it is possible to enter this routine
* without interruptions enabled, it has been tested with
@@ -118,13 +130,13 @@
* This situation leads to an infinite "loop" of interrupt
* routine calling and as a result the processor seems to
* lock on its first call to open(). */
- rtc_writel(sa1100_rtc, RTSR, (RTSR_AL | RTSR_HZ));
+ RTSR = RTSR_AL | RTSR_HZ;
}
/* clear alarm interrupt if it has occurred */
if (rtsr & RTSR_AL)
rtsr &= ~RTSR_ALE;
- rtc_writel(sa1100_rtc, RTSR, rtsr & (RTSR_ALE | RTSR_HZE));
+ RTSR = rtsr & (RTSR_ALE | RTSR_HZE);
/* update irq data & counter */
if (rtsr & RTSR_AL)
@@ -132,100 +144,89 @@
if (rtsr & RTSR_HZ)
events |= RTC_UF | RTC_IRQF;
- rtc_update_irq(sa1100_rtc->rtc, 1, events);
+ rtc_update_irq(rtc, 1, events);
- spin_unlock(&sa1100_rtc->lock);
+ if (rtsr & RTSR_AL && rtc_periodic_alarm(&rtc_alarm))
+ rtc_update_alarm(&rtc_alarm);
+
+ spin_unlock(&sa1100_rtc_lock);
return IRQ_HANDLED;
}
static int sa1100_rtc_open(struct device *dev)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
int ret;
+ struct platform_device *plat_dev = to_platform_device(dev);
+ struct rtc_device *rtc = platform_get_drvdata(plat_dev);
- ret = request_irq(sa1100_rtc->irq_1Hz, sa1100_rtc_interrupt,
- IRQF_DISABLED, "rtc 1Hz", dev);
+ ret = request_irq(IRQ_RTC1Hz, sa1100_rtc_interrupt, IRQF_DISABLED,
+ "rtc 1Hz", dev);
if (ret) {
- dev_err(dev, "IRQ %d already in use.\n", sa1100_rtc->irq_1Hz);
+ dev_err(dev, "IRQ %d already in use.\n", IRQ_RTC1Hz);
goto fail_ui;
}
- ret = request_irq(sa1100_rtc->irq_Alrm, sa1100_rtc_interrupt,
- IRQF_DISABLED, "rtc Alrm", dev);
+ ret = request_irq(IRQ_RTCAlrm, sa1100_rtc_interrupt, IRQF_DISABLED,
+ "rtc Alrm", dev);
if (ret) {
- dev_err(dev, "IRQ %d already in use.\n", sa1100_rtc->irq_Alrm);
+ dev_err(dev, "IRQ %d already in use.\n", IRQ_RTCAlrm);
goto fail_ai;
}
- sa1100_rtc->rtc->max_user_freq = RTC_FREQ;
- rtc_irq_set_freq(sa1100_rtc->rtc, NULL, RTC_FREQ);
+ rtc->max_user_freq = RTC_FREQ;
+ rtc_irq_set_freq(rtc, NULL, RTC_FREQ);
return 0;
fail_ai:
- free_irq(sa1100_rtc->irq_1Hz, dev);
+ free_irq(IRQ_RTC1Hz, dev);
fail_ui:
return ret;
}
static void sa1100_rtc_release(struct device *dev)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
+ spin_lock_irq(&sa1100_rtc_lock);
+ RTSR = 0;
+ spin_unlock_irq(&sa1100_rtc_lock);
- spin_lock_irq(&sa1100_rtc->lock);
- rtc_writel(sa1100_rtc, RTSR, 0);
- spin_unlock_irq(&sa1100_rtc->lock);
-
- free_irq(sa1100_rtc->irq_Alrm, dev);
- free_irq(sa1100_rtc->irq_1Hz, dev);
+ free_irq(IRQ_RTCAlrm, dev);
+ free_irq(IRQ_RTC1Hz, dev);
}
static int sa1100_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
- unsigned int rtsr;
-
- spin_lock_irq(&sa1100_rtc->lock);
-
- rtsr = rtc_readl(sa1100_rtc, RTSR);
+ spin_lock_irq(&sa1100_rtc_lock);
if (enabled)
- rtsr |= RTSR_ALE;
+ RTSR |= RTSR_ALE;
else
- rtsr &= ~RTSR_ALE;
- rtc_writel(sa1100_rtc, RTSR, rtsr);
-
- spin_unlock_irq(&sa1100_rtc->lock);
+ RTSR &= ~RTSR_ALE;
+ spin_unlock_irq(&sa1100_rtc_lock);
return 0;
}
static int sa1100_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
-
- rtc_time_to_tm(rtc_readl(sa1100_rtc, RCNR), tm);
+ rtc_time_to_tm(RCNR, tm);
return 0;
}
static int sa1100_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
unsigned long time;
int ret;
ret = rtc_tm_to_time(tm, &time);
if (ret == 0)
- rtc_writel(sa1100_rtc, RCNR, time);
+ RCNR = time;
return ret;
}
static int sa1100_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
- unsigned long time;
- unsigned int rtsr;
+ u32 rtsr;
- time = rtc_readl(sa1100_rtc, RCNR);
- rtc_time_to_tm(time, &alrm->time);
- rtsr = rtc_readl(sa1100_rtc, RTSR);
+ memcpy(&alrm->time, &rtc_alarm, sizeof(struct rtc_time));
+ rtsr = RTSR;
alrm->enabled = (rtsr & RTSR_ALE) ? 1 : 0;
alrm->pending = (rtsr & RTSR_AL) ? 1 : 0;
return 0;
@@ -233,39 +234,26 @@
static int sa1100_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
- struct rtc_time now_tm, alarm_tm;
- unsigned long time, alarm;
- unsigned int rtsr;
+ int ret;
- spin_lock_irq(&sa1100_rtc->lock);
+ spin_lock_irq(&sa1100_rtc_lock);
+ ret = rtc_update_alarm(&alrm->time);
+ if (ret == 0) {
+ if (alrm->enabled)
+ RTSR |= RTSR_ALE;
+ else
+ RTSR &= ~RTSR_ALE;
+ }
+ spin_unlock_irq(&sa1100_rtc_lock);
- time = rtc_readl(sa1100_rtc, RCNR);
- rtc_time_to_tm(time, &now_tm);
- rtc_next_alarm_time(&alarm_tm, &now_tm, &alrm->time);
- rtc_tm_to_time(&alarm_tm, &alarm);
- rtc_writel(sa1100_rtc, RTAR, alarm);
-
- rtsr = rtc_readl(sa1100_rtc, RTSR);
- if (alrm->enabled)
- rtsr |= RTSR_ALE;
- else
- rtsr &= ~RTSR_ALE;
- rtc_writel(sa1100_rtc, RTSR, rtsr);
-
- spin_unlock_irq(&sa1100_rtc->lock);
-
- return 0;
+ return ret;
}
static int sa1100_rtc_proc(struct device *dev, struct seq_file *seq)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
+ seq_printf(seq, "trim/divider\t\t: 0x%08x\n", (u32) RTTR);
+ seq_printf(seq, "RTSR\t\t\t: 0x%08x\n", (u32)RTSR);
- seq_printf(seq, "trim/divider\t\t: 0x%08x\n",
- rtc_readl(sa1100_rtc, RTTR));
- seq_printf(seq, "RTSR\t\t\t: 0x%08x\n",
- rtc_readl(sa1100_rtc, RTSR));
return 0;
}
@@ -282,51 +270,7 @@
static int sa1100_rtc_probe(struct platform_device *pdev)
{
- struct sa1100_rtc *sa1100_rtc;
- unsigned int rttr;
- int ret;
-
- sa1100_rtc = kzalloc(sizeof(struct sa1100_rtc), GFP_KERNEL);
- if (!sa1100_rtc)
- return -ENOMEM;
-
- spin_lock_init(&sa1100_rtc->lock);
- platform_set_drvdata(pdev, sa1100_rtc);
-
- ret = -ENXIO;
- sa1100_rtc->ress = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!sa1100_rtc->ress) {
- dev_err(&pdev->dev, "No I/O memory resource defined\n");
- goto err_ress;
- }
-
- sa1100_rtc->irq_1Hz = platform_get_irq(pdev, 0);
- if (sa1100_rtc->irq_1Hz < 0) {
- dev_err(&pdev->dev, "No 1Hz IRQ resource defined\n");
- goto err_ress;
- }
- sa1100_rtc->irq_Alrm = platform_get_irq(pdev, 1);
- if (sa1100_rtc->irq_Alrm < 0) {
- dev_err(&pdev->dev, "No alarm IRQ resource defined\n");
- goto err_ress;
- }
-
- ret = -ENOMEM;
- sa1100_rtc->base = ioremap(sa1100_rtc->ress->start,
- resource_size(sa1100_rtc->ress));
- if (!sa1100_rtc->base) {
- dev_err(&pdev->dev, "Unable to map pxa RTC I/O memory\n");
- goto err_map;
- }
-
- sa1100_rtc->clk = clk_get(&pdev->dev, NULL);
- if (IS_ERR(sa1100_rtc->clk)) {
- dev_err(&pdev->dev, "failed to find rtc clock source\n");
- ret = PTR_ERR(sa1100_rtc->clk);
- goto err_clk;
- }
- clk_prepare(sa1100_rtc->clk);
- clk_enable(sa1100_rtc->clk);
+ struct rtc_device *rtc;
/*
* According to the manual we should be able to let RTTR be zero
@@ -335,24 +279,24 @@
* If the clock divider is uninitialized then reset it to the
* default value to get the 1Hz clock.
*/
- if (rtc_readl(sa1100_rtc, RTTR) == 0) {
- rttr = RTC_DEF_DIVIDER + (RTC_DEF_TRIM << 16);
- rtc_writel(sa1100_rtc, RTTR, rttr);
- dev_warn(&pdev->dev, "warning: initializing default clock"
- " divider/trim value\n");
+ if (RTTR == 0) {
+ RTTR = RTC_DEF_DIVIDER + (RTC_DEF_TRIM << 16);
+ dev_warn(&pdev->dev, "warning: "
+ "initializing default clock divider/trim value\n");
/* The current RTC value probably doesn't make sense either */
- rtc_writel(sa1100_rtc, RCNR, 0);
+ RCNR = 0;
}
device_init_wakeup(&pdev->dev, 1);
- sa1100_rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
- &sa1100_rtc_ops, THIS_MODULE);
- if (IS_ERR(sa1100_rtc->rtc)) {
- dev_err(&pdev->dev, "Failed to register RTC device -> %d\n",
- ret);
- goto err_rtc_reg;
- }
+ rtc = rtc_device_register(pdev->name, &pdev->dev, &sa1100_rtc_ops,
+ THIS_MODULE);
+
+ if (IS_ERR(rtc))
+ return PTR_ERR(rtc);
+
+ platform_set_drvdata(pdev, rtc);
+
/* Fix for a nasty initialization problem the in SA11xx RTSR register.
* See also the comments in sa1100_rtc_interrupt().
*
@@ -375,46 +319,33 @@
*
* Notice that clearing bit 1 and 0 is accomplished by writting ONES to
* the corresponding bits in RTSR. */
- rtc_writel(sa1100_rtc, RTSR, (RTSR_AL | RTSR_HZ));
+ RTSR = RTSR_AL | RTSR_HZ;
return 0;
-
-err_rtc_reg:
-err_clk:
- iounmap(sa1100_rtc->base);
-err_ress:
-err_map:
- kfree(sa1100_rtc);
- return ret;
}
static int sa1100_rtc_remove(struct platform_device *pdev)
{
- struct sa1100_rtc *sa1100_rtc = platform_get_drvdata(pdev);
+ struct rtc_device *rtc = platform_get_drvdata(pdev);
- rtc_device_unregister(sa1100_rtc->rtc);
- clk_disable(sa1100_rtc->clk);
- clk_unprepare(sa1100_rtc->clk);
- iounmap(sa1100_rtc->base);
+ if (rtc)
+ rtc_device_unregister(rtc);
+
return 0;
}
#ifdef CONFIG_PM
static int sa1100_rtc_suspend(struct device *dev)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
-
if (device_may_wakeup(dev))
- enable_irq_wake(sa1100_rtc->irq_Alrm);
+ enable_irq_wake(IRQ_RTCAlrm);
return 0;
}
static int sa1100_rtc_resume(struct device *dev)
{
- struct sa1100_rtc *sa1100_rtc = dev_get_drvdata(dev);
-
if (device_may_wakeup(dev))
- disable_irq_wake(sa1100_rtc->irq_Alrm);
+ disable_irq_wake(IRQ_RTCAlrm);
return 0;
}