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-rw-r--r--arch/arm/mach-pxa/Makefile4
-rw-r--r--arch/arm/mach-pxa/corgi.c42
-rw-r--r--arch/arm/mach-pxa/idp.c12
-rw-r--r--arch/arm/mach-pxa/lubbock.c12
-rw-r--r--arch/arm/mach-pxa/mainstone.c12
-rw-r--r--arch/arm/mach-pxa/poodle.c14
-rw-r--r--arch/arm/mach-pxa/pxa27x.c9
-rw-r--r--arch/arm/mach-pxa/standby.S32
8 files changed, 97 insertions, 40 deletions
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index c4e6d252358..efc2f657184 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -24,3 +24,7 @@ obj-$(CONFIG_LEDS) += $(led-y)
# Misc features
obj-$(CONFIG_PM) += pm.o sleep.o
+
+ifeq ($(CONFIG_PXA27x),y)
+obj-$(CONFIG_PM) += standby.o
+endif
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index f691cf77d39..86b862f56e7 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -287,34 +287,40 @@ static void __init corgi_map_io(void)
#ifdef CONFIG_MACH_CORGI
MACHINE_START(CORGI, "SHARP Corgi")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- FIXUP(fixup_corgi)
- MAPIO(corgi_map_io)
- INITIRQ(corgi_init_irq)
- .init_machine = corgi_init,
- .timer = &pxa_timer,
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .fixup = fixup_corgi,
+ .map_io = corgi_map_io,
+ .init_irq = corgi_init_irq,
+ .init_machine = corgi_init,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_SHEPHERD
MACHINE_START(SHEPHERD, "SHARP Shepherd")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- FIXUP(fixup_corgi)
- MAPIO(corgi_map_io)
- INITIRQ(corgi_init_irq)
- .init_machine = corgi_init,
- .timer = &pxa_timer,
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .fixup = fixup_corgi,
+ .map_io = corgi_map_io,
+ .init_irq = corgi_init_irq,
+ .init_machine = corgi_init,
+ .timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_HUSKY
MACHINE_START(HUSKY, "SHARP Husky")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- FIXUP(fixup_corgi)
- MAPIO(corgi_map_io)
- INITIRQ(corgi_init_irq)
- .init_machine = corgi_init,
- .timer = &pxa_timer,
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .fixup = fixup_corgi,
+ .map_io = corgi_map_io,
+ .init_irq = corgi_init_irq,
+ .init_machine = corgi_init,
+ .timer = &pxa_timer,
MACHINE_END
#endif
diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c
index c5a66bf4d3d..386e107b53c 100644
--- a/arch/arm/mach-pxa/idp.c
+++ b/arch/arm/mach-pxa/idp.c
@@ -181,10 +181,12 @@ static void __init idp_map_io(void)
MACHINE_START(PXA_IDP, "Vibren PXA255 IDP")
- MAINTAINER("Vibren Technologies")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- MAPIO(idp_map_io)
- INITIRQ(idp_init_irq)
+ /* Maintainer: Vibren Technologies */
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .map_io = idp_map_io,
+ .init_irq = idp_init_irq,
.timer = &pxa_timer,
- INIT_MACHINE(idp_init)
+ .init_machine = idp_init,
MACHINE_END
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index f2c9e0d2b24..6309853b59b 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -268,10 +268,12 @@ static void __init lubbock_map_io(void)
}
MACHINE_START(LUBBOCK, "Intel DBPXA250 Development Platform (aka Lubbock)")
- MAINTAINER("MontaVista Software Inc.")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- MAPIO(lubbock_map_io)
- INITIRQ(lubbock_init_irq)
+ /* Maintainer: MontaVista Software Inc. */
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .map_io = lubbock_map_io,
+ .init_irq = lubbock_init_irq,
.timer = &pxa_timer,
- INIT_MACHINE(lubbock_init)
+ .init_machine = lubbock_init,
MACHINE_END
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 9896afca751..827b7b5a5be 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -345,10 +345,12 @@ static void __init mainstone_map_io(void)
}
MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)")
- MAINTAINER("MontaVista Software Inc.")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- MAPIO(mainstone_map_io)
- INITIRQ(mainstone_init_irq)
+ /* Maintainer: MontaVista Software Inc. */
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .map_io = mainstone_map_io,
+ .init_irq = mainstone_init_irq,
.timer = &pxa_timer,
- INIT_MACHINE(mainstone_init)
+ .init_machine = mainstone_init,
MACHINE_END
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index b6c746ea383..0e4f6fab100 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -180,10 +180,12 @@ static void __init poodle_map_io(void)
}
MACHINE_START(POODLE, "SHARP Poodle")
- BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
- FIXUP(fixup_poodle)
- MAPIO(poodle_map_io)
- INITIRQ(pxa_init_irq)
- .timer = &pxa_timer,
- .init_machine = poodle_init,
+ .phys_ram = 0xa0000000,
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .fixup = fixup_poodle,
+ .map_io = poodle_map_io,
+ .init_irq = pxa_init_irq,
+ .timer = &pxa_timer,
+ .init_machine = poodle_init,
MACHINE_END
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 893964fb965..9a791b07118 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -126,6 +126,7 @@ int pxa_cpu_pm_prepare(suspend_state_t state)
{
switch (state) {
case PM_SUSPEND_MEM:
+ case PM_SUSPEND_STANDBY:
return 0;
default:
return -EINVAL;
@@ -138,7 +139,10 @@ void pxa_cpu_pm_enter(suspend_state_t state)
extern void pxa_cpu_suspend(unsigned int);
extern void pxa_cpu_resume(void);
- CKEN = CKEN22_MEMC | CKEN9_OSTIMER;
+ if (state == PM_SUSPEND_STANDBY)
+ CKEN = CKEN22_MEMC | CKEN9_OSTIMER | CKEN16_LCD |CKEN0_PWM0;
+ else
+ CKEN = CKEN22_MEMC | CKEN9_OSTIMER;
/* ensure voltage-change sequencer not initiated, which hangs */
PCFR &= ~PCFR_FVC;
@@ -147,6 +151,9 @@ void pxa_cpu_pm_enter(suspend_state_t state)
PEDR = 0xDF12FE1B;
switch (state) {
+ case PM_SUSPEND_STANDBY:
+ pxa_cpu_standby();
+ break;
case PM_SUSPEND_MEM:
/* set resume return address */
PSPR = virt_to_phys(pxa_cpu_resume);
diff --git a/arch/arm/mach-pxa/standby.S b/arch/arm/mach-pxa/standby.S
new file mode 100644
index 00000000000..8a3f27b7678
--- /dev/null
+++ b/arch/arm/mach-pxa/standby.S
@@ -0,0 +1,32 @@
+/*
+ * PXA27x standby mode
+ *
+ * Author: David Burrage
+ *
+ * 2005 (c) MontaVista Software, Inc. 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/config.h>
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+#include <asm/hardware.h>
+
+#include <asm/arch/pxa-regs.h>
+
+ .text
+
+ENTRY(pxa_cpu_standby)
+ ldr r0, =PSSR
+ mov r1, #(PSSR_PH | PSSR_STS)
+ mov r2, #2
+ mov r3, #UNCACHED_PHYS_0 @ Read mem context in.
+ ldr ip, [r3]
+ b 1f
+
+ .align 5
+1: mcr p14, 0, r2, c7, c0, 0 @ put the system into Standby
+ str r1, [r0] @ make sure PSSR_PH/STS are clear
+ mov pc, lr
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-11 10:16:51 +0000