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Kirill Smelkov
linux
Commits
54ef3fe6
Commit
54ef3fe6
authored
Jul 24, 2014
by
Jason Cooper
Browse files
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Browse Files
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Plain Diff
Merge branch 'mvebu/soc-cpuidle' into mvebu/soc
Conflicts: arch/arm/mach-mvebu/pmsu.c
parents
b03e119f
e53b1fd4
Changes
23
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23 changed files
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559 additions
and
129 deletions
+559
-129
Documentation/devicetree/bindings/arm/armada-38x.txt
Documentation/devicetree/bindings/arm/armada-38x.txt
+12
-2
arch/arm/boot/dts/armada-380.dtsi
arch/arm/boot/dts/armada-380.dtsi
+1
-1
arch/arm/boot/dts/armada-385-db.dts
arch/arm/boot/dts/armada-385-db.dts
+1
-1
arch/arm/boot/dts/armada-385-rd.dts
arch/arm/boot/dts/armada-385-rd.dts
+1
-1
arch/arm/boot/dts/armada-385.dtsi
arch/arm/boot/dts/armada-385.dtsi
+1
-1
arch/arm/boot/dts/armada-38x.dtsi
arch/arm/boot/dts/armada-38x.dtsi
+1
-1
arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts
arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts
+2
-2
arch/arm/mach-mvebu/Kconfig
arch/arm/mach-mvebu/Kconfig
+2
-0
arch/arm/mach-mvebu/Makefile
arch/arm/mach-mvebu/Makefile
+1
-1
arch/arm/mach-mvebu/armada-370-xp.h
arch/arm/mach-mvebu/armada-370-xp.h
+0
-1
arch/arm/mach-mvebu/board-v7.c
arch/arm/mach-mvebu/board-v7.c
+26
-12
arch/arm/mach-mvebu/coherency.c
arch/arm/mach-mvebu/coherency.c
+5
-1
arch/arm/mach-mvebu/common.h
arch/arm/mach-mvebu/common.h
+2
-0
arch/arm/mach-mvebu/headsmp-a9.S
arch/arm/mach-mvebu/headsmp-a9.S
+3
-11
arch/arm/mach-mvebu/platsmp-a9.c
arch/arm/mach-mvebu/platsmp-a9.c
+3
-39
arch/arm/mach-mvebu/platsmp.c
arch/arm/mach-mvebu/platsmp.c
+1
-1
arch/arm/mach-mvebu/pmsu.c
arch/arm/mach-mvebu/pmsu.c
+243
-47
arch/arm/mach-mvebu/pmsu.h
arch/arm/mach-mvebu/pmsu.h
+5
-0
arch/arm/mach-mvebu/pmsu_ll.S
arch/arm/mach-mvebu/pmsu_ll.S
+61
-0
arch/arm/mach-mvebu/system-controller.c
arch/arm/mach-mvebu/system-controller.c
+31
-0
drivers/cpuidle/Kconfig.arm
drivers/cpuidle/Kconfig.arm
+6
-6
drivers/cpuidle/Makefile
drivers/cpuidle/Makefile
+1
-1
drivers/cpuidle/cpuidle-mvebu-v7.c
drivers/cpuidle/cpuidle-mvebu-v7.c
+150
-0
No files found.
Documentation/devicetree/bindings/arm/armada-38x.txt
View file @
54ef3fe6
...
@@ -6,5 +6,15 @@ following property:
...
@@ -6,5 +6,15 @@ following property:
Required root node property:
Required root node property:
- compatible: must contain either "marvell,armada380" or
- compatible: must contain "marvell,armada380"
"marvell,armada385" depending on the variant of the SoC being used.
In addition, boards using the Marvell Armada 385 SoC shall have the
following property before the previous one:
Required root node property:
compatible: must contain "marvell,armada385"
Example:
compatible = "marvell,a385-rd", "marvell,armada385", "marvell,armada380";
arch/arm/boot/dts/armada-380.dtsi
View file @
54ef3fe6
...
@@ -16,7 +16,7 @@
...
@@ -16,7 +16,7 @@
/
{
/
{
model
=
"Marvell Armada 380 family SoC"
;
model
=
"Marvell Armada 380 family SoC"
;
compatible
=
"marvell,armada380"
,
"marvell,armada38x"
;
compatible
=
"marvell,armada380"
;
cpus
{
cpus
{
#
address
-
cells
=
<
1
>;
#
address
-
cells
=
<
1
>;
...
...
arch/arm/boot/dts/armada-385-db.dts
View file @
54ef3fe6
...
@@ -16,7 +16,7 @@
...
@@ -16,7 +16,7 @@
/
{
/
{
model
=
"Marvell Armada 385 Development Board"
;
model
=
"Marvell Armada 385 Development Board"
;
compatible
=
"marvell,a385-db"
,
"marvell,armada385"
,
"marvell,armada38
x
"
;
compatible
=
"marvell,a385-db"
,
"marvell,armada385"
,
"marvell,armada38
0
"
;
chosen
{
chosen
{
bootargs
=
"console=ttyS0,115200 earlyprintk"
;
bootargs
=
"console=ttyS0,115200 earlyprintk"
;
...
...
arch/arm/boot/dts/armada-385-rd.dts
View file @
54ef3fe6
...
@@ -17,7 +17,7 @@
...
@@ -17,7 +17,7 @@
/
{
/
{
model
=
"Marvell Armada 385 Reference Design"
;
model
=
"Marvell Armada 385 Reference Design"
;
compatible
=
"marvell,a385-rd"
,
"marvell,armada385"
,
"marvell,armada38
x
"
;
compatible
=
"marvell,a385-rd"
,
"marvell,armada385"
,
"marvell,armada38
0
"
;
chosen
{
chosen
{
bootargs
=
"console=ttyS0,115200 earlyprintk"
;
bootargs
=
"console=ttyS0,115200 earlyprintk"
;
...
...
arch/arm/boot/dts/armada-385.dtsi
View file @
54ef3fe6
...
@@ -16,7 +16,7 @@
...
@@ -16,7 +16,7 @@
/
{
/
{
model
=
"Marvell Armada 385 family SoC"
;
model
=
"Marvell Armada 385 family SoC"
;
compatible
=
"marvell,armada385"
,
"marvell,armada38
x
"
;
compatible
=
"marvell,armada385"
,
"marvell,armada38
0
"
;
cpus
{
cpus
{
#
address
-
cells
=
<
1
>;
#
address
-
cells
=
<
1
>;
...
...
arch/arm/boot/dts/armada-38x.dtsi
View file @
54ef3fe6
...
@@ -20,7 +20,7 @@
...
@@ -20,7 +20,7 @@
/
{
/
{
model
=
"Marvell Armada 38x family SoC"
;
model
=
"Marvell Armada 38x family SoC"
;
compatible
=
"marvell,armada38
x
"
;
compatible
=
"marvell,armada38
0
"
;
aliases
{
aliases
{
gpio0
=
&
gpio0
;
gpio0
=
&
gpio0
;
...
...
arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts
View file @
54ef3fe6
...
@@ -105,7 +105,6 @@ ethphy0: ethernet-phy@0 {
...
@@ -105,7 +105,6 @@ ethphy0: ethernet-phy@0 {
compatible
=
"ethernet-phy-id0141.0cb0"
,
compatible
=
"ethernet-phy-id0141.0cb0"
,
"ethernet-phy-ieee802.3-c22"
;
"ethernet-phy-ieee802.3-c22"
;
reg
=
<
0
>;
reg
=
<
0
>;
phy
-
connection
-
type
=
"rgmii-id"
;
};
};
ethphy1
:
ethernet
-
phy
@
1
{
ethphy1
:
ethernet
-
phy
@
1
{
...
@@ -113,7 +112,6 @@ ethphy1: ethernet-phy@1 {
...
@@ -113,7 +112,6 @@ ethphy1: ethernet-phy@1 {
compatible
=
"ethernet-phy-id0141.0cb0"
,
compatible
=
"ethernet-phy-id0141.0cb0"
,
"ethernet-phy-ieee802.3-c22"
;
"ethernet-phy-ieee802.3-c22"
;
reg
=
<
1
>;
reg
=
<
1
>;
phy
-
connection
-
type
=
"rgmii-id"
;
};
};
};
};
...
@@ -121,6 +119,7 @@ ð0 {
...
@@ -121,6 +119,7 @@ ð0 {
status
=
"okay"
;
status
=
"okay"
;
ethernet0
-
port
@
0
{
ethernet0
-
port
@
0
{
phy
-
handle
=
<&
ethphy0
>;
phy
-
handle
=
<&
ethphy0
>;
phy
-
connection
-
type
=
"rgmii-id"
;
};
};
};
};
...
@@ -128,5 +127,6 @@ ð1 {
...
@@ -128,5 +127,6 @@ ð1 {
status
=
"okay"
;
status
=
"okay"
;
ethernet1
-
port
@
0
{
ethernet1
-
port
@
0
{
phy
-
handle
=
<&
ethphy1
>;
phy
-
handle
=
<&
ethphy1
>;
phy
-
connection
-
type
=
"rgmii-id"
;
};
};
};
};
arch/arm/mach-mvebu/Kconfig
View file @
54ef3fe6
...
@@ -10,6 +10,7 @@ config ARCH_MVEBU
...
@@ -10,6 +10,7 @@ config ARCH_MVEBU
select ZONE_DMA if ARM_LPAE
select ZONE_DMA if ARM_LPAE
select ARCH_REQUIRE_GPIOLIB
select ARCH_REQUIRE_GPIOLIB
select PCI_QUIRKS if PCI
select PCI_QUIRKS if PCI
select OF_ADDRESS_PCI
if ARCH_MVEBU
if ARCH_MVEBU
...
@@ -19,6 +20,7 @@ config MACH_MVEBU_V7
...
@@ -19,6 +20,7 @@ config MACH_MVEBU_V7
bool
bool
select ARMADA_370_XP_TIMER
select ARMADA_370_XP_TIMER
select CACHE_L2X0
select CACHE_L2X0
select ARM_CPU_SUSPEND
config MACH_ARMADA_370
config MACH_ARMADA_370
bool "Marvell Armada 370 boards" if ARCH_MULTI_V7
bool "Marvell Armada 370 boards" if ARCH_MULTI_V7
...
...
arch/arm/mach-mvebu/Makefile
View file @
54ef3fe6
...
@@ -7,7 +7,7 @@ CFLAGS_pmsu.o := -march=armv7-a
...
@@ -7,7 +7,7 @@ CFLAGS_pmsu.o := -march=armv7-a
obj-y
+=
system-controller.o mvebu-soc-id.o
obj-y
+=
system-controller.o mvebu-soc-id.o
ifeq
($(CONFIG_MACH_MVEBU_V7),y)
ifeq
($(CONFIG_MACH_MVEBU_V7),y)
obj-y
+=
cpu-reset.o board-v7.o coherency.o coherency_ll.o pmsu.o
obj-y
+=
cpu-reset.o board-v7.o coherency.o coherency_ll.o pmsu.o
pmsu_ll.o
obj-$(CONFIG_SMP)
+=
platsmp.o headsmp.o platsmp-a9.o headsmp-a9.o
obj-$(CONFIG_SMP)
+=
platsmp.o headsmp.o platsmp-a9.o headsmp-a9.o
endif
endif
...
...
arch/arm/mach-mvebu/armada-370-xp.h
View file @
54ef3fe6
...
@@ -25,6 +25,5 @@ extern struct smp_operations armada_xp_smp_ops;
...
@@ -25,6 +25,5 @@ extern struct smp_operations armada_xp_smp_ops;
#endif
#endif
int
armada_370_xp_pmsu_idle_enter
(
unsigned
long
deepidle
);
int
armada_370_xp_pmsu_idle_enter
(
unsigned
long
deepidle
);
void
armada_370_xp_pmsu_idle_exit
(
void
);
#endif
/* __MACH_ARMADA_370_XP_H */
#endif
/* __MACH_ARMADA_370_XP_H */
arch/arm/mach-mvebu/board-v7.c
View file @
54ef3fe6
...
@@ -23,6 +23,7 @@
...
@@ -23,6 +23,7 @@
#include <linux/mbus.h>
#include <linux/mbus.h>
#include <linux/signal.h>
#include <linux/signal.h>
#include <linux/slab.h>
#include <linux/slab.h>
#include <linux/irqchip.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/arch.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/map.h>
...
@@ -33,14 +34,14 @@
...
@@ -33,14 +34,14 @@
#include "coherency.h"
#include "coherency.h"
#include "mvebu-soc-id.h"
#include "mvebu-soc-id.h"
static
void
__iomem
*
scu_base
;
/*
/*
* Enables the SCU when available. Obviously, this is only useful on
* Enables the SCU when available. Obviously, this is only useful on
* Cortex-A based SOCs, not on PJ4B based ones.
* Cortex-A based SOCs, not on PJ4B based ones.
*/
*/
static
void
__init
mvebu_scu_enable
(
void
)
static
void
__init
mvebu_scu_enable
(
void
)
{
{
void
__iomem
*
scu_base
;
struct
device_node
*
np
=
struct
device_node
*
np
=
of_find_compatible_node
(
NULL
,
NULL
,
"arm,cortex-a9-scu"
);
of_find_compatible_node
(
NULL
,
NULL
,
"arm,cortex-a9-scu"
);
if
(
np
)
{
if
(
np
)
{
...
@@ -50,6 +51,11 @@ static void __init mvebu_scu_enable(void)
...
@@ -50,6 +51,11 @@ static void __init mvebu_scu_enable(void)
}
}
}
}
void
__iomem
*
mvebu_get_scu_base
(
void
)
{
return
scu_base
;
}
/*
/*
* Early versions of Armada 375 SoC have a bug where the BootROM
* Early versions of Armada 375 SoC have a bug where the BootROM
* leaves an external data abort pending. The kernel is hit by this
* leaves an external data abort pending. The kernel is hit by this
...
@@ -71,17 +77,23 @@ static int armada_375_external_abort_wa(unsigned long addr, unsigned int fsr,
...
@@ -71,17 +77,23 @@ static int armada_375_external_abort_wa(unsigned long addr, unsigned int fsr,
return
1
;
return
1
;
}
}
static
void
__init
mvebu_
timer_and_clk_init
(
void
)
static
void
__init
mvebu_
init_irq
(
void
)
{
{
of_clk_init
(
NULL
);
irqchip_init
();
clocksource_of_init
();
mvebu_scu_enable
();
mvebu_scu_enable
();
coherency_init
();
coherency_init
();
BUG_ON
(
mvebu_mbus_dt_init
(
coherency_available
()));
BUG_ON
(
mvebu_mbus_dt_init
(
coherency_available
()));
}
if
(
of_machine_is_compatible
(
"marvell,armada375"
))
static
void
__init
external_abort_quirk
(
void
)
hook_fault_code
(
16
+
6
,
armada_375_external_abort_wa
,
SIGBUS
,
0
,
{
"imprecise external abort"
);
u32
dev
,
rev
;
if
(
mvebu_get_soc_id
(
&
dev
,
&
rev
)
==
0
&&
rev
>
ARMADA_375_Z1_REV
)
return
;
hook_fault_code
(
16
+
6
,
armada_375_external_abort_wa
,
SIGBUS
,
0
,
"imprecise external abort"
);
}
}
static
void
__init
i2c_quirk
(
void
)
static
void
__init
i2c_quirk
(
void
)
...
@@ -178,8 +190,10 @@ static void __init mvebu_dt_init(void)
...
@@ -178,8 +190,10 @@ static void __init mvebu_dt_init(void)
{
{
if
(
of_machine_is_compatible
(
"plathome,openblocks-ax3-4"
))
if
(
of_machine_is_compatible
(
"plathome,openblocks-ax3-4"
))
i2c_quirk
();
i2c_quirk
();
if
(
of_machine_is_compatible
(
"marvell,a375-db"
))
if
(
of_machine_is_compatible
(
"marvell,a375-db"
))
{
external_abort_quirk
();
thermal_quirk
();
thermal_quirk
();
}
of_platform_populate
(
NULL
,
of_default_bus_match_table
,
NULL
,
NULL
);
of_platform_populate
(
NULL
,
of_default_bus_match_table
,
NULL
,
NULL
);
}
}
...
@@ -194,7 +208,7 @@ DT_MACHINE_START(ARMADA_370_XP_DT, "Marvell Armada 370/XP (Device Tree)")
...
@@ -194,7 +208,7 @@ DT_MACHINE_START(ARMADA_370_XP_DT, "Marvell Armada 370/XP (Device Tree)")
.
l2c_aux_mask
=
~
0
,
.
l2c_aux_mask
=
~
0
,
.
smp
=
smp_ops
(
armada_xp_smp_ops
),
.
smp
=
smp_ops
(
armada_xp_smp_ops
),
.
init_machine
=
mvebu_dt_init
,
.
init_machine
=
mvebu_dt_init
,
.
init_
time
=
mvebu_timer_and_clk_init
,
.
init_
irq
=
mvebu_init_irq
,
.
restart
=
mvebu_restart
,
.
restart
=
mvebu_restart
,
.
dt_compat
=
armada_370_xp_dt_compat
,
.
dt_compat
=
armada_370_xp_dt_compat
,
MACHINE_END
MACHINE_END
...
@@ -207,7 +221,7 @@ static const char * const armada_375_dt_compat[] = {
...
@@ -207,7 +221,7 @@ static const char * const armada_375_dt_compat[] = {
DT_MACHINE_START
(
ARMADA_375_DT
,
"Marvell Armada 375 (Device Tree)"
)
DT_MACHINE_START
(
ARMADA_375_DT
,
"Marvell Armada 375 (Device Tree)"
)
.
l2c_aux_val
=
0
,
.
l2c_aux_val
=
0
,
.
l2c_aux_mask
=
~
0
,
.
l2c_aux_mask
=
~
0
,
.
init_
time
=
mvebu_timer_and_clk_init
,
.
init_
irq
=
mvebu_init_irq
,
.
init_machine
=
mvebu_dt_init
,
.
init_machine
=
mvebu_dt_init
,
.
restart
=
mvebu_restart
,
.
restart
=
mvebu_restart
,
.
dt_compat
=
armada_375_dt_compat
,
.
dt_compat
=
armada_375_dt_compat
,
...
@@ -222,7 +236,7 @@ static const char * const armada_38x_dt_compat[] = {
...
@@ -222,7 +236,7 @@ static const char * const armada_38x_dt_compat[] = {
DT_MACHINE_START
(
ARMADA_38X_DT
,
"Marvell Armada 380/385 (Device Tree)"
)
DT_MACHINE_START
(
ARMADA_38X_DT
,
"Marvell Armada 380/385 (Device Tree)"
)
.
l2c_aux_val
=
0
,
.
l2c_aux_val
=
0
,
.
l2c_aux_mask
=
~
0
,
.
l2c_aux_mask
=
~
0
,
.
init_
time
=
mvebu_timer_and_clk_init
,
.
init_
irq
=
mvebu_init_irq
,
.
restart
=
mvebu_restart
,
.
restart
=
mvebu_restart
,
.
dt_compat
=
armada_38x_dt_compat
,
.
dt_compat
=
armada_38x_dt_compat
,
MACHINE_END
MACHINE_END
arch/arm/mach-mvebu/coherency.c
View file @
54ef3fe6
...
@@ -292,6 +292,10 @@ static struct notifier_block mvebu_hwcc_nb = {
...
@@ -292,6 +292,10 @@ static struct notifier_block mvebu_hwcc_nb = {
.
notifier_call
=
mvebu_hwcc_notifier
,
.
notifier_call
=
mvebu_hwcc_notifier
,
};
};
static
struct
notifier_block
mvebu_hwcc_pci_nb
=
{
.
notifier_call
=
mvebu_hwcc_notifier
,
};
static
void
__init
armada_370_coherency_init
(
struct
device_node
*
np
)
static
void
__init
armada_370_coherency_init
(
struct
device_node
*
np
)
{
{
struct
resource
res
;
struct
resource
res
;
...
@@ -427,7 +431,7 @@ static int __init coherency_pci_init(void)
...
@@ -427,7 +431,7 @@ static int __init coherency_pci_init(void)
{
{
if
(
coherency_available
())
if
(
coherency_available
())
bus_register_notifier
(
&
pci_bus_type
,
bus_register_notifier
(
&
pci_bus_type
,
&
mvebu_hwcc_nb
);
&
mvebu_hwcc_
pci_
nb
);
return
0
;
return
0
;
}
}
...
...
arch/arm/mach-mvebu/common.h
View file @
54ef3fe6
...
@@ -23,4 +23,6 @@ void mvebu_pmsu_set_cpu_boot_addr(int hw_cpu, void *boot_addr);
...
@@ -23,4 +23,6 @@ void mvebu_pmsu_set_cpu_boot_addr(int hw_cpu, void *boot_addr);
void
mvebu_system_controller_set_cpu_boot_addr
(
void
*
boot_addr
);
void
mvebu_system_controller_set_cpu_boot_addr
(
void
*
boot_addr
);
int
mvebu_system_controller_get_soc_id
(
u32
*
dev
,
u32
*
rev
);
int
mvebu_system_controller_get_soc_id
(
u32
*
dev
,
u32
*
rev
);
void
__iomem
*
mvebu_get_scu_base
(
void
);
#endif
#endif
arch/arm/mach-mvebu/headsmp-a9.S
View file @
54ef3fe6
...
@@ -15,20 +15,12 @@
...
@@ -15,20 +15,12 @@
#include <linux/linkage.h>
#include <linux/linkage.h>
#include <linux/init.h>
#include <linux/init.h>
__CPUINIT
#include <asm/assembler.h>
#define CPU_RESUME_ADDR_REG 0xf10182d4
.
global
armada_375_smp_cpu1_enable_code_start
.
global
armada_375_smp_cpu1_enable_code_end
armada_375_smp_cpu1_enable_code_start
:
__CPUINIT
ldr
r0
,
[
pc
,
#
4
]
ldr
r1
,
[
r0
]
mov
pc
,
r1
.
word
CPU_RESUME_ADDR_REG
armada_375_smp_cpu1_enable_code_end
:
ENTRY
(
mvebu_cortex_a9_secondary_startup
)
ENTRY
(
mvebu_cortex_a9_secondary_startup
)
ARM_BE8
(
setend
be
)
bl
v7_invalidate_l1
bl
v7_invalidate_l1
b
secondary_startup
b
secondary_startup
ENDPROC
(
mvebu_cortex_a9_secondary_startup
)
ENDPROC
(
mvebu_cortex_a9_secondary_startup
)
arch/arm/mach-mvebu/platsmp-a9.c
View file @
54ef3fe6
...
@@ -20,33 +20,8 @@
...
@@ -20,33 +20,8 @@
#include <asm/smp_scu.h>
#include <asm/smp_scu.h>
#include <asm/smp_plat.h>
#include <asm/smp_plat.h>
#include "common.h"
#include "common.h"
#include "mvebu-soc-id.h"
#include "pmsu.h"
#include "pmsu.h"
#define CRYPT0_ENG_ID 41
#define CRYPT0_ENG_ATTR 0x1
#define SRAM_PHYS_BASE 0xFFFF0000
#define BOOTROM_BASE 0xFFF00000
#define BOOTROM_SIZE 0x100000
extern
unsigned
char
armada_375_smp_cpu1_enable_code_end
;
extern
unsigned
char
armada_375_smp_cpu1_enable_code_start
;
static
void
armada_375_smp_cpu1_enable_wa
(
void
)
{
void
__iomem
*
sram_virt_base
;
mvebu_mbus_del_window
(
BOOTROM_BASE
,
BOOTROM_SIZE
);
mvebu_mbus_add_window_by_id
(
CRYPT0_ENG_ID
,
CRYPT0_ENG_ATTR
,
SRAM_PHYS_BASE
,
SZ_64K
);
sram_virt_base
=
ioremap
(
SRAM_PHYS_BASE
,
SZ_64K
);
memcpy
(
sram_virt_base
,
&
armada_375_smp_cpu1_enable_code_start
,
&
armada_375_smp_cpu1_enable_code_end
-
&
armada_375_smp_cpu1_enable_code_start
);
}
extern
void
mvebu_cortex_a9_secondary_startup
(
void
);
extern
void
mvebu_cortex_a9_secondary_startup
(
void
);
static
int
__cpuinit
mvebu_cortex_a9_boot_secondary
(
unsigned
int
cpu
,
static
int
__cpuinit
mvebu_cortex_a9_boot_secondary
(
unsigned
int
cpu
,
...
@@ -63,21 +38,10 @@ static int __cpuinit mvebu_cortex_a9_boot_secondary(unsigned int cpu,
...
@@ -63,21 +38,10 @@ static int __cpuinit mvebu_cortex_a9_boot_secondary(unsigned int cpu,
* address.
* address.
*/
*/
hw_cpu
=
cpu_logical_map
(
cpu
);
hw_cpu
=
cpu_logical_map
(
cpu
);
if
(
of_machine_is_compatible
(
"marvell,armada375"
))
if
(
of_machine_is_compatible
(
"marvell,armada375"
))
{
u32
dev
,
rev
;
if
(
mvebu_get_soc_id
(
&
dev
,
&
rev
)
==
0
&&
rev
==
ARMADA_375_Z1_REV
)
armada_375_smp_cpu1_enable_wa
();
mvebu_system_controller_set_cpu_boot_addr
(
mvebu_cortex_a9_secondary_startup
);
mvebu_system_controller_set_cpu_boot_addr
(
mvebu_cortex_a9_secondary_startup
);
}
else
else
{
mvebu_pmsu_set_cpu_boot_addr
(
hw_cpu
,
mvebu_cortex_a9_secondary_startup
);
mvebu_pmsu_set_cpu_boot_addr
(
hw_cpu
,
mvebu_cortex_a9_secondary_startup
);
}
smp_wmb
();
smp_wmb
();
ret
=
mvebu_cpu_reset_deassert
(
hw_cpu
);
ret
=
mvebu_cpu_reset_deassert
(
hw_cpu
);
if
(
ret
)
{
if
(
ret
)
{
...
...
arch/arm/mach-mvebu/platsmp.c
View file @
54ef3fe6
...
@@ -109,7 +109,7 @@ static int armada_xp_boot_secondary(unsigned int cpu, struct task_struct *idle)
...
@@ -109,7 +109,7 @@ static int armada_xp_boot_secondary(unsigned int cpu, struct task_struct *idle)
*/
*/
static
void
armada_xp_secondary_init
(
unsigned
int
cpu
)
static
void
armada_xp_secondary_init
(
unsigned
int
cpu
)
{
{
armada_370_xp
_pmsu_idle_exit
();
mvebu_v7
_pmsu_idle_exit
();
}
}
static
void
__init
armada_xp_smp_init_cpus
(
void
)
static
void
__init
armada_xp_smp_init_cpus
(
void
)
...
...
arch/arm/mach-mvebu/pmsu.c
View file @
54ef3fe6
This diff is collapsed.
Click to expand it.
arch/arm/mach-mvebu/pmsu.h
View file @
54ef3fe6
...
@@ -12,5 +12,10 @@
...
@@ -12,5 +12,10 @@
#define __MACH_MVEBU_PMSU_H
#define __MACH_MVEBU_PMSU_H
int
armada_xp_boot_cpu
(
unsigned
int
cpu_id
,
void
*
phys_addr
);
int
armada_xp_boot_cpu
(
unsigned
int
cpu_id
,
void
*
phys_addr
);
int
mvebu_setup_boot_addr_wa
(
unsigned
int
crypto_eng_target
,
unsigned
int
crypto_eng_attribute
,
phys_addr_t
resume_addr_reg
);
void
mvebu_v7_pmsu_idle_exit
(
void
);
#endif
/* __MACH_370_XP_PMSU_H */
#endif
/* __MACH_370_XP_PMSU_H */
arch/arm/mach-mvebu/pmsu_ll.S
0 → 100644
View file @
54ef3fe6
/*
*
Copyright
(
C
)
2014
Marvell
*
*
Thomas
Petazzoni
<
thomas
.
petazzoni
@
free
-
electrons
.
com
>
*
Gregory
Clement
<
gregory
.
clement
@
free
-
electrons
.
com
>
*
*
This
file
is
licensed
under
the
terms
of
the
GNU
General
Public
*
License
version
2
.
This
program
is
licensed
"as is"
without
any
*
warranty
of
any
kind
,
whether
express
or
implied
.
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
/*
*
This
is
the
entry
point
through
which
CPUs
exiting
cpuidle
deep
*
idle
state
are
going
.
*/
ENTRY
(
armada_370_xp_cpu_resume
)
ARM_BE8
(
setend
be
)
@
go
BE8
if
entered
LE
bl
ll_add_cpu_to_smp_group
bl
ll_enable_coherency
b
cpu_resume
ENDPROC
(
armada_370_xp_cpu_resume
)
ENTRY
(
armada_38x_cpu_resume
)
/
*
do
we
need
it
for
Armada
38
x
*/
ARM_BE8
(
setend
be
)
@
go
BE8
if
entered
LE
bl
v7_invalidate_l1
mrc
p15
,
4
,
r1
,
c15
,
c0
@
get
SCU
base
address
orr
r1
,
r1
,
#
0x8
@
SCU
CPU
Power
Status
Register
mrc
15
,
0
,
r0
,
cr0
,
cr0
,
5
@
get
the
CPU
ID
and
r0
,
r0
,
#
15
add
r1
,
r1
,
r0
mov
r0
,
#
0x0
strb
r0
,
[
r1
]
@
switch
SCU
power
state
to
Normal
mode
b
cpu_resume
ENDPROC
(
armada_38x_cpu_resume
)
.
global
mvebu_boot_wa_start
.
global
mvebu_boot_wa_end
/*
The
following
code
will
be
executed
from
SRAM
*/
ENTRY
(
mvebu_boot_wa_start
)
mvebu_boot_wa_start
:
ARM_BE8
(
setend
be
)
adr
r0
,
1
f
ldr
r0
,
[
r0
]
@
load
the
address
of
the
@
resume
register
ldr
r0
,
[
r0
]
@
load
the
value
in
the
@
resume
register
ARM_BE8
(
rev
r0
,
r0
)
@
the
value
is
stored
LE
mov
pc
,
r0
@
jump
to
this
value
/*
*
the
last
word
of
this
piece
of
code
will
be
filled
by
the
physical
*
address
of
the
boot
address
register
just
after
being
copied
in
SRAM
*/
1
:
.
long
.
mvebu_boot_wa_end
:
ENDPROC
(
mvebu_boot_wa_end
)
arch/arm/mach-mvebu/system-controller.c
View file @
54ef3fe6
...
@@ -28,8 +28,14 @@
...
@@ -28,8 +28,14 @@
#include <linux/io.h>
#include <linux/io.h>
#include <linux/reboot.h>
#include <linux/reboot.h>
#include "common.h"
#include "common.h"
#include "mvebu-soc-id.h"
#include "pmsu.h"
#define ARMADA_375_CRYPT0_ENG_TARGET 41
#define ARMADA_375_CRYPT0_ENG_ATTR 1
static
void
__iomem
*
system_controller_base
;
static
void
__iomem
*
system_controller_base
;
static
phys_addr_t
system_controller_phys_base
;
struct
mvebu_system_controller
{
struct
mvebu_system_controller
{
u32
rstoutn_mask_offset
;
u32
rstoutn_mask_offset
;
...
@@ -121,10 +127,32 @@ int mvebu_system_controller_get_soc_id(u32 *dev, u32 *rev)
...
@@ -121,10 +127,32 @@ int mvebu_system_controller_get_soc_id(u32 *dev, u32 *rev)
}
}
#ifdef CONFIG_SMP
#ifdef CONFIG_SMP
void
mvebu_armada375_smp_wa_init
(
void
)
{
u32
dev
,
rev
;
phys_addr_t
resume_addr_reg
;
if
(
mvebu_get_soc_id
(
&
dev
,
&
rev
)
!=
0
)
return
;
if
(
rev
!=
ARMADA_375_Z1_REV
)
return
;
resume_addr_reg
=
system_controller_phys_base
+
mvebu_sc
->
resume_boot_addr
;
mvebu_setup_boot_addr_wa
(
ARMADA_375_CRYPT0_ENG_TARGET
,
ARMADA_375_CRYPT0_ENG_ATTR
,
resume_addr_reg
);
}
void
mvebu_system_controller_set_cpu_boot_addr
(
void
*
boot_addr
)
void
mvebu_system_controller_set_cpu_boot_addr
(
void
*
boot_addr
)
{
{
BUG_ON
(
system_controller_base
==
NULL
);
BUG_ON
(
system_controller_base
==
NULL
);
BUG_ON
(
mvebu_sc
->
resume_boot_addr
==
0
);
BUG_ON
(
mvebu_sc
->
resume_boot_addr
==
0
);
if
(
of_machine_is_compatible
(
"marvell,armada375"
))
mvebu_armada375_smp_wa_init
();
writel
(
virt_to_phys
(
boot_addr
),
system_controller_base
+
writel
(
virt_to_phys
(
boot_addr
),
system_controller_base
+
mvebu_sc
->
resume_boot_addr
);
mvebu_sc
->
resume_boot_addr
);
}
}
...
@@ -138,7 +166,10 @@ static int __init mvebu_system_controller_init(void)
...
@@ -138,7 +166,10 @@ static int __init mvebu_system_controller_init(void)
np
=
of_find_matching_node_and_match
(
NULL
,
of_system_controller_table
,
np
=
of_find_matching_node_and_match
(
NULL
,
of_system_controller_table
,
&
match
);
&
match
);
if
(
np
)
{
if
(
np
)
{
struct
resource
res
;
system_controller_base
=
of_iomap
(
np
,
0
);
system_controller_base
=
of_iomap
(
np
,
0
);
of_address_to_resource
(
np
,
0
,
&
res
);
system_controller_phys_base
=
res
.
start
;
mvebu_sc
=
(
struct
mvebu_system_controller
*
)
match
->
data
;
mvebu_sc
=
(
struct
mvebu_system_controller
*
)
match
->
data
;
of_node_put
(
np
);
of_node_put
(
np
);
}
}
...
...
drivers/cpuidle/Kconfig.arm
View file @
54ef3fe6
#
#
# ARM CPU Idle drivers
# ARM CPU Idle drivers
#
#
config ARM_ARMADA_370_XP_CPUIDLE
bool "CPU Idle Driver for Armada 370/XP family processors"
depends on ARCH_MVEBU
help
Select this to enable cpuidle on Armada 370/XP processors.
config ARM_BIG_LITTLE_CPUIDLE
config ARM_BIG_LITTLE_CPUIDLE
bool "Support for ARM big.LITTLE processors"
bool "Support for ARM big.LITTLE processors"
depends on ARCH_VEXPRESS_TC2_PM
depends on ARCH_VEXPRESS_TC2_PM
...
@@ -61,3 +55,9 @@ config ARM_EXYNOS_CPUIDLE
...
@@ -61,3 +55,9 @@ config ARM_EXYNOS_CPUIDLE
depends on ARCH_EXYNOS
depends on ARCH_EXYNOS
help
help
Select this to enable cpuidle for Exynos processors
Select this to enable cpuidle for Exynos processors
config ARM_MVEBU_V7_CPUIDLE
bool "CPU Idle Driver for mvebu v7 family processors"
depends on ARCH_MVEBU
help
Select this to enable cpuidle on Armada 370, 38x and XP processors.
drivers/cpuidle/Makefile
View file @
54ef3fe6
...
@@ -7,7 +7,7 @@ obj-$(CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED) += coupled.o
...
@@ -7,7 +7,7 @@ obj-$(CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED) += coupled.o
##################################################################################
##################################################################################
# ARM SoC drivers
# ARM SoC drivers
obj-$(CONFIG_ARM_
ARMADA_370_XP_CPUIDLE)
+=
cpuidle-armada-370-xp
.o
obj-$(CONFIG_ARM_
MVEBU_V7_CPUIDLE)
+=
cpuidle-mvebu-v7
.o
obj-$(CONFIG_ARM_BIG_LITTLE_CPUIDLE)
+=
cpuidle-big_little.o
obj-$(CONFIG_ARM_BIG_LITTLE_CPUIDLE)
+=
cpuidle-big_little.o
obj-$(CONFIG_ARM_CLPS711X_CPUIDLE)
+=
cpuidle-clps711x.o
obj-$(CONFIG_ARM_CLPS711X_CPUIDLE)
+=
cpuidle-clps711x.o
obj-$(CONFIG_ARM_HIGHBANK_CPUIDLE)
+=
cpuidle-calxeda.o
obj-$(CONFIG_ARM_HIGHBANK_CPUIDLE)
+=
cpuidle-calxeda.o
...
...
drivers/cpuidle/cpuidle-
armada-370-xp
.c
→
drivers/cpuidle/cpuidle-
mvebu-v7
.c
View file @
54ef3fe6
/*
/*
* Marvell Armada 370
and Armada
XP SoC cpuidle driver
* Marvell Armada 370
, 38x and
XP SoC cpuidle driver
*
*
* Copyright (C) 2014 Marvell
* Copyright (C) 2014 Marvell
*
*
...
@@ -21,12 +21,11 @@
...
@@ -21,12 +21,11 @@
#include <linux/platform_device.h>
#include <linux/platform_device.h>
#include <asm/cpuidle.h>
#include <asm/cpuidle.h>
#define ARMADA_370_XP_MAX_STATES 3
#define MVEBU_V7_FLAG_DEEP_IDLE 0x10000
#define ARMADA_370_XP_FLAG_DEEP_IDLE 0x10000
static
int
(
*
armada_370_xp
_cpu_suspend
)(
int
);
static
int
(
*
mvebu_v7
_cpu_suspend
)(
int
);
static
int
armada_370_xp
_enter_idle
(
struct
cpuidle_device
*
dev
,
static
int
mvebu_v7
_enter_idle
(
struct
cpuidle_device
*
dev
,
struct
cpuidle_driver
*
drv
,
struct
cpuidle_driver
*
drv
,
int
index
)
int
index
)
{
{
...
@@ -34,10 +33,10 @@ static int armada_370_xp_enter_idle(struct cpuidle_device *dev,
...
@@ -34,10 +33,10 @@ static int armada_370_xp_enter_idle(struct cpuidle_device *dev,
bool
deepidle
=
false
;
bool
deepidle
=
false
;
cpu_pm_enter
();
cpu_pm_enter
();
if
(
drv
->
states
[
index
].
flags
&
ARMADA_370_XP
_FLAG_DEEP_IDLE
)
if
(
drv
->
states
[
index
].
flags
&
MVEBU_V7
_FLAG_DEEP_IDLE
)
deepidle
=
true
;
deepidle
=
true
;
ret
=
armada_370_xp
_cpu_suspend
(
deepidle
);
ret
=
mvebu_v7
_cpu_suspend
(
deepidle
);
if
(
ret
)
if
(
ret
)
return
ret
;
return
ret
;
...
@@ -46,11 +45,11 @@ static int armada_370_xp_enter_idle(struct cpuidle_device *dev,
...
@@ -46,11 +45,11 @@ static int armada_370_xp_enter_idle(struct cpuidle_device *dev,
return
index
;
return
index
;
}
}
static
struct
cpuidle_driver
armada
_370_
xp_idle_driver
=
{
static
struct
cpuidle_driver
armadaxp_idle_driver
=
{
.
name
=
"armada_
370_
xp_idle"
,
.
name
=
"armada_xp_idle"
,
.
states
[
0
]
=
ARM_CPUIDLE_WFI_STATE
,
.
states
[
0
]
=
ARM_CPUIDLE_WFI_STATE
,
.
states
[
1
]
=
{
.
states
[
1
]
=
{
.
enter
=
armada_370_xp
_enter_idle
,
.
enter
=
mvebu_v7
_enter_idle
,
.
exit_latency
=
10
,
.
exit_latency
=
10
,
.
power_usage
=
50
,
.
power_usage
=
50
,
.
target_residency
=
100
,
.
target_residency
=
100
,
...
@@ -59,35 +58,93 @@ static struct cpuidle_driver armada_370_xp_idle_driver = {
...
@@ -59,35 +58,93 @@ static struct cpuidle_driver armada_370_xp_idle_driver = {
.
desc
=
"CPU power down"
,
.
desc
=
"CPU power down"
,
},
},
.
states
[
2
]
=
{
.
states
[
2
]
=
{
.
enter
=
armada_370_xp
_enter_idle
,
.
enter
=
mvebu_v7
_enter_idle
,
.
exit_latency
=
100
,
.
exit_latency
=
100
,
.
power_usage
=
5
,
.
power_usage
=
5
,
.
target_residency
=
1000
,
.
target_residency
=
1000
,
.
flags
=
CPUIDLE_FLAG_TIME_VALID
|
.
flags
=
CPUIDLE_FLAG_TIME_VALID
|
ARMADA_370_XP
_FLAG_DEEP_IDLE
,
MVEBU_V7
_FLAG_DEEP_IDLE
,
.
name
=
"MV CPU DEEP IDLE"
,
.
name
=
"MV CPU DEEP IDLE"
,
.
desc
=
"CPU and L2 Fabric power down"
,
.
desc
=
"CPU and L2 Fabric power down"
,
},
},
.
state_count
=
ARMADA_370_XP_MAX_STATES
,
.
state_count
=
3
,
};
};
static
int
armada_370_xp_cpuidle_probe
(
struct
platform_device
*
pdev
)
static
struct
cpuidle_driver
armada370_idle_driver
=
{
.
name
=
"armada_370_idle"
,
.
states
[
0
]
=
ARM_CPUIDLE_WFI_STATE
,
.
states
[
1
]
=
{
.
enter
=
mvebu_v7_enter_idle
,
.
exit_latency
=
100
,
.
power_usage
=
5
,
.
target_residency
=
1000
,
.
flags
=
(
CPUIDLE_FLAG_TIME_VALID
|
MVEBU_V7_FLAG_DEEP_IDLE
),
.
name
=
"Deep Idle"
,
.
desc
=
"CPU and L2 Fabric power down"
,
},
.
state_count
=
2
,
};
static
struct
cpuidle_driver
armada38x_idle_driver
=
{
.
name
=
"armada_38x_idle"
,
.
states
[
0
]
=
ARM_CPUIDLE_WFI_STATE
,
.
states
[
1
]
=
{
.
enter
=
mvebu_v7_enter_idle
,
.
exit_latency
=
10
,
.
power_usage
=
5
,
.
target_residency
=
100
,
.
flags
=
CPUIDLE_FLAG_TIME_VALID
,
.
name
=
"Idle"
,
.
desc
=
"CPU and SCU power down"
,
},
.
state_count
=
2
,
};
static
int
mvebu_v7_cpuidle_probe
(
struct
platform_device
*
pdev
)
{
{
mvebu_v7_cpu_suspend
=
pdev
->
dev
.
platform_data
;
armada_370_xp_cpu_suspend
=
(
void
*
)(
pdev
->
dev
.
platform_data
);
if
(
!
strcmp
(
pdev
->
dev
.
driver
->
name
,
"cpuidle-armada-xp"
))
return
cpuidle_register
(
&
armada_370_xp_idle_driver
,
NULL
);
return
cpuidle_register
(
&
armadaxp_idle_driver
,
NULL
);
else
if
(
!
strcmp
(
pdev
->
dev
.
driver
->
name
,
"cpuidle-armada-370"
))
return
cpuidle_register
(
&
armada370_idle_driver
,
NULL
);
else
if
(
!
strcmp
(
pdev
->
dev
.
driver
->
name
,
"cpuidle-armada-38x"
))
return
cpuidle_register
(
&
armada38x_idle_driver
,
NULL
);
else
return
-
EINVAL
;
}
}
static
struct
platform_driver
armada_370_xp_cpuidle_plat_driver
=
{
static
struct
platform_driver
armadaxp_cpuidle_plat_driver
=
{
.
driver
=
{
.
name
=
"cpuidle-armada-xp"
,
.
owner
=
THIS_MODULE
,
},
.
probe
=
mvebu_v7_cpuidle_probe
,
};
module_platform_driver
(
armadaxp_cpuidle_plat_driver
);
static
struct
platform_driver
armada370_cpuidle_plat_driver
=
{
.
driver
=
{
.
name
=
"cpuidle-armada-370"
,
.
owner
=
THIS_MODULE
,
},
.
probe
=
mvebu_v7_cpuidle_probe
,
};
module_platform_driver
(
armada370_cpuidle_plat_driver
);
static
struct
platform_driver
armada38x_cpuidle_plat_driver
=
{
.
driver
=
{
.
driver
=
{
.
name
=
"cpuidle-armada-3
70-xp
"
,
.
name
=
"cpuidle-armada-3
8x
"
,
.
owner
=
THIS_MODULE
,
.
owner
=
THIS_MODULE
,
},
},
.
probe
=
armada_370_xp
_cpuidle_probe
,
.
probe
=
mvebu_v7
_cpuidle_probe
,
};
};
module_platform_driver
(
armada
_370_xp
_cpuidle_plat_driver
);
module_platform_driver
(
armada
38x
_cpuidle_plat_driver
);
MODULE_AUTHOR
(
"Gregory CLEMENT <gregory.clement@free-electrons.com>"
);
MODULE_AUTHOR
(
"Gregory CLEMENT <gregory.clement@free-electrons.com>"
);
MODULE_DESCRIPTION
(
"
Armada 370/XP cpu
idle driver"
);
MODULE_DESCRIPTION
(
"
Marvell EBU v7 cpu
idle driver"
);
MODULE_LICENSE
(
"GPL"
);
MODULE_LICENSE
(
"GPL"
);
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