* [PATCH v6 1/5] ARM: EXYNOS: PM: replace EXYNOS_BOOT_VECTOR_* macros by static inlines
2014-09-05 13:51 [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled Bartlomiej Zolnierkiewicz
@ 2014-09-05 13:51 ` Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 2/5] ARM: EXYNOS: add AFTR mode support to firmware do_idle method Bartlomiej Zolnierkiewicz
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2014-09-05 13:51 UTC (permalink / raw)
To: linux-arm-kernel
Replace EXYNOS_BOOT_VECTOR_ADDR and EXYNOS_BOOT_VECTOR_FLAG macros
by exynos_boot_vector_addr() and exynos_boot_vector_flag() static
inlines.
This patch shouldn't cause any functionality changes.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
v6:
- no changes
arch/arm/mach-exynos/pm.c | 32 ++++++++++++++++++++------------
1 file changed, 20 insertions(+), 12 deletions(-)
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index 454c1cc..78e50ed 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -101,16 +101,23 @@ static int exynos_irq_set_wake(struct irq_data *data, unsigned int state)
return -ENOENT;
}
-#define EXYNOS_BOOT_VECTOR_ADDR (samsung_rev() == EXYNOS4210_REV_1_1 ? \
- pmu_base_addr + S5P_INFORM7 : \
- (samsung_rev() == EXYNOS4210_REV_1_0 ? \
- (sysram_base_addr + 0x24) : \
- pmu_base_addr + S5P_INFORM0))
-#define EXYNOS_BOOT_VECTOR_FLAG (samsung_rev() == EXYNOS4210_REV_1_1 ? \
- pmu_base_addr + S5P_INFORM6 : \
- (samsung_rev() == EXYNOS4210_REV_1_0 ? \
- (sysram_base_addr + 0x20) : \
- pmu_base_addr + S5P_INFORM1))
+static inline void __iomem *exynos_boot_vector_addr(void)
+{
+ if (samsung_rev() == EXYNOS4210_REV_1_1)
+ return pmu_base_addr + S5P_INFORM7;
+ else if (samsung_rev() == EXYNOS4210_REV_1_0)
+ return sysram_base_addr + 0x24;
+ return pmu_base_addr + S5P_INFORM0;
+}
+
+static inline void __iomem *exynos_boot_vector_flag(void)
+{
+ if (samsung_rev() == EXYNOS4210_REV_1_1)
+ return pmu_base_addr + S5P_INFORM6;
+ else if (samsung_rev() == EXYNOS4210_REV_1_0)
+ return sysram_base_addr + 0x20;
+ return pmu_base_addr + S5P_INFORM1;
+}
#define S5P_CHECK_AFTR 0xFCBA0D10
#define S5P_CHECK_SLEEP 0x00000BAD
@@ -195,8 +202,9 @@ static void exynos_set_wakeupmask(long mask)
static void exynos_cpu_set_boot_vector(long flags)
{
- __raw_writel(virt_to_phys(exynos_cpu_resume), EXYNOS_BOOT_VECTOR_ADDR);
- __raw_writel(flags, EXYNOS_BOOT_VECTOR_FLAG);
+ __raw_writel(virt_to_phys(exynos_cpu_resume),
+ exynos_boot_vector_addr());
+ __raw_writel(flags, exynos_boot_vector_flag());
}
static int exynos_aftr_finisher(unsigned long flags)
--
1.8.2.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH v6 2/5] ARM: EXYNOS: add AFTR mode support to firmware do_idle method
2014-09-05 13:51 [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 1/5] ARM: EXYNOS: PM: replace EXYNOS_BOOT_VECTOR_* macros by static inlines Bartlomiej Zolnierkiewicz
@ 2014-09-05 13:51 ` Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 3/5] ARM: EXYNOS: cpuidle: add secure firmware support to AFTR mode code Bartlomiej Zolnierkiewicz
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2014-09-05 13:51 UTC (permalink / raw)
To: linux-arm-kernel
On some platforms (i.e. EXYNOS ones) more than one idle mode is
available and we need to distinguish them in firmware do_idle method.
Add mode parameter to do_idle firmware method and AFTR mode support
to EXYNOS do_idle implementation.
This change is a preparation for adding secure firmware support to
EXYNOS cpuidle driver.
This patch shouldn't cause any functionality changes (please note
that do_idle firmware method is unused currently).
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
---
v6:
- no changes
arch/arm/include/asm/firmware.h | 2 +-
arch/arm/mach-exynos/common.h | 5 +++++
arch/arm/mach-exynos/firmware.c | 10 ++++++++--
3 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/arch/arm/include/asm/firmware.h b/arch/arm/include/asm/firmware.h
index 5904f59..89aefe1 100644
--- a/arch/arm/include/asm/firmware.h
+++ b/arch/arm/include/asm/firmware.h
@@ -28,7 +28,7 @@ struct firmware_ops {
/*
* Enters CPU idle mode
*/
- int (*do_idle)(void);
+ int (*do_idle)(unsigned long mode);
/*
* Sets boot address of specified physical CPU
*/
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
index c218200..2d830df 100644
--- a/arch/arm/mach-exynos/common.h
+++ b/arch/arm/mach-exynos/common.h
@@ -119,6 +119,11 @@ extern void __iomem *sysram_base_addr;
extern void __iomem *pmu_base_addr;
void exynos_sysram_init(void);
+enum {
+ FW_DO_IDLE_SLEEP,
+ FW_DO_IDLE_AFTR,
+};
+
void exynos_firmware_init(void);
extern u32 exynos_get_eint_wake_mask(void);
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index f5e626d..e57b7c3 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -28,9 +28,15 @@
#define EXYNOS_BOOT_ADDR 0x8
#define EXYNOS_BOOT_FLAG 0xc
-static int exynos_do_idle(void)
+static int exynos_do_idle(unsigned long mode)
{
- exynos_smc(SMC_CMD_SLEEP, 0, 0, 0);
+ switch (mode) {
+ case FW_DO_IDLE_AFTR:
+ exynos_smc(SMC_CMD_CPU0AFTR, 0, 0, 0);
+ break;
+ case FW_DO_IDLE_SLEEP:
+ exynos_smc(SMC_CMD_SLEEP, 0, 0, 0);
+ }
return 0;
}
--
1.8.2.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH v6 3/5] ARM: EXYNOS: cpuidle: add secure firmware support to AFTR mode code
2014-09-05 13:51 [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 1/5] ARM: EXYNOS: PM: replace EXYNOS_BOOT_VECTOR_* macros by static inlines Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 2/5] ARM: EXYNOS: add AFTR mode support to firmware do_idle method Bartlomiej Zolnierkiewicz
@ 2014-09-05 13:51 ` Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 4/5] ARM: EXYNOS: PM: fix register setup for " Bartlomiej Zolnierkiewicz
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2014-09-05 13:51 UTC (permalink / raw)
To: linux-arm-kernel
* Move cp15 registers saving to exynos_save_cp15() helper and add
additional helper usage to do_idle firmware method.
* Use resume firmware method instead of exynos_cpu_restore_register()
and skip exynos_cpu_save_register() on boards with secure firmware
enabled.
* Use sysram_ns_base_addr + 0x24/0x20 addresses instead of the default
ones used by exynos_cpu_set_boot_vector() on boards with secure
firmware enabled.
* Use do_idle firmware method instead of cpu_do_idle() on boards with
secure firmware enabled.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
---
v6:
- no changes
arch/arm/mach-exynos/firmware.c | 24 +++++++++++++++++-------
arch/arm/mach-exynos/pm.c | 17 ++++++++++++-----
2 files changed, 29 insertions(+), 12 deletions(-)
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index e57b7c3..2c5bc6b 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -25,13 +25,28 @@
#include "smc.h"
#define EXYNOS_SLEEP_MAGIC 0x00000bad
+#define EXYNOS_AFTR_MAGIC 0xfcba0d10
#define EXYNOS_BOOT_ADDR 0x8
#define EXYNOS_BOOT_FLAG 0xc
+static void exynos_save_cp15(void)
+{
+ /* Save Power control and Diagnostic registers */
+ asm ("mrc p15, 0, %0, c15, c0, 0\n"
+ "mrc p15, 0, %1, c15, c0, 1\n"
+ : "=r" (cp15_save_power), "=r" (cp15_save_diag)
+ : : "cc");
+}
+
static int exynos_do_idle(unsigned long mode)
{
switch (mode) {
case FW_DO_IDLE_AFTR:
+ if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
+ exynos_save_cp15();
+ __raw_writel(virt_to_phys(exynos_cpu_resume_ns),
+ sysram_ns_base_addr + 0x24);
+ __raw_writel(EXYNOS_AFTR_MAGIC, sysram_ns_base_addr + 0x20);
exynos_smc(SMC_CMD_CPU0AFTR, 0, 0, 0);
break;
case FW_DO_IDLE_SLEEP:
@@ -96,13 +111,8 @@ static int exynos_cpu_suspend(unsigned long arg)
static int exynos_suspend(void)
{
- if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) {
- /* Save Power control and Diagnostic registers */
- asm ("mrc p15, 0, %0, c15, c0, 0\n"
- "mrc p15, 0, %1, c15, c0, 1\n"
- : "=r" (cp15_save_power), "=r" (cp15_save_diag)
- : : "cc");
- }
+ if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
+ exynos_save_cp15();
writel(EXYNOS_SLEEP_MAGIC, sysram_ns_base_addr + EXYNOS_BOOT_FLAG);
writel(virt_to_phys(exynos_cpu_resume_ns),
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index 78e50ed..e0b6885 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -209,11 +209,19 @@ static void exynos_cpu_set_boot_vector(long flags)
static int exynos_aftr_finisher(unsigned long flags)
{
+ int ret;
+
exynos_set_wakeupmask(0x0000ff3e);
- exynos_cpu_set_boot_vector(S5P_CHECK_AFTR);
/* Set value of power down register for aftr mode */
exynos_sys_powerdown_conf(SYS_AFTR);
- cpu_do_idle();
+
+ ret = call_firmware_op(do_idle, FW_DO_IDLE_AFTR);
+ if (ret == -ENOSYS) {
+ if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
+ exynos_cpu_save_register();
+ exynos_cpu_set_boot_vector(S5P_CHECK_AFTR);
+ cpu_do_idle();
+ }
return 1;
}
@@ -223,14 +231,13 @@ void exynos_enter_aftr(void)
cpu_pm_enter();
exynos_pm_central_suspend();
- if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
- exynos_cpu_save_register();
cpu_suspend(0, exynos_aftr_finisher);
if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) {
scu_enable(S5P_VA_SCU);
- exynos_cpu_restore_register();
+ if (call_firmware_op(resume) == -ENOSYS)
+ exynos_cpu_restore_register();
}
exynos_pm_central_resume();
--
1.8.2.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH v6 4/5] ARM: EXYNOS: PM: fix register setup for AFTR mode code
2014-09-05 13:51 [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled Bartlomiej Zolnierkiewicz
` (2 preceding siblings ...)
2014-09-05 13:51 ` [PATCH v6 3/5] ARM: EXYNOS: cpuidle: add secure firmware support to AFTR mode code Bartlomiej Zolnierkiewicz
@ 2014-09-05 13:51 ` Bartlomiej Zolnierkiewicz
2014-09-05 13:51 ` [PATCH v6 5/5] ARM: EXYNOS: cpuidle: allow driver usage on Exynos4x12 SoCs Bartlomiej Zolnierkiewicz
2014-09-09 3:34 ` [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled kgene at kernel.org
5 siblings, 0 replies; 7+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2014-09-05 13:51 UTC (permalink / raw)
To: linux-arm-kernel
Add S5P_CENTRAL_SEQ_OPTION register setup to cpuidle AFTR mode code
by moving the relevant code from exynos_pm_suspend() (used only by
suspend) to exynos_pm_central_suspend() (used by both suspend and
AFTR). Without this setup AFTR mode doesn't show any benefit over
WFI one (at least on Exynos4412 SoC). When this setup is applied
AFTR mode reduces power consumption by ~12% (as measured on Trats2
board).
This change is a preparation for adding secure firmware support to
EXYNOS cpuidle driver.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
---
v6:
- no changes
arch/arm/mach-exynos/pm.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index e0b6885..3cee123 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -169,6 +169,10 @@ static void exynos_pm_central_suspend(void)
tmp = pmu_raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION);
tmp &= ~S5P_CENTRAL_LOWPWR_CFG;
pmu_raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION);
+
+ /* Setting SEQ_OPTION register */
+ pmu_raw_writel(S5P_USE_STANDBY_WFI0 | S5P_USE_STANDBY_WFE0,
+ S5P_CENTRAL_SEQ_OPTION);
}
static int exynos_pm_central_resume(void)
@@ -291,15 +295,8 @@ static void exynos_pm_prepare(void)
static int exynos_pm_suspend(void)
{
- unsigned long tmp;
-
exynos_pm_central_suspend();
- /* Setting SEQ_OPTION register */
-
- tmp = (S5P_USE_STANDBY_WFI0 | S5P_USE_STANDBY_WFE0);
- pmu_raw_writel(tmp, S5P_CENTRAL_SEQ_OPTION);
-
if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
exynos_cpu_save_register();
--
1.8.2.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH v6 5/5] ARM: EXYNOS: cpuidle: allow driver usage on Exynos4x12 SoCs
2014-09-05 13:51 [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled Bartlomiej Zolnierkiewicz
` (3 preceding siblings ...)
2014-09-05 13:51 ` [PATCH v6 4/5] ARM: EXYNOS: PM: fix register setup for " Bartlomiej Zolnierkiewicz
@ 2014-09-05 13:51 ` Bartlomiej Zolnierkiewicz
2014-09-09 3:34 ` [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled kgene at kernel.org
5 siblings, 0 replies; 7+ messages in thread
From: Bartlomiej Zolnierkiewicz @ 2014-09-05 13:51 UTC (permalink / raw)
To: linux-arm-kernel
Register cpuidle platform device on Exynos4x12 SoCs allowing EXYNOS
cpuidle driver usage on these SoCs.
AFTR mode reduces power consumption on Trats2 board (Exynos4412 SoC
with secure firmware enabled) by ~12% when EXYNOS cpuidle driver is
enabled (in both cases the default exynos_defconfig config is used
and CPU1-3 are offlined).
Currently Exynos4412 SoC support is limited to Trats2 board.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
---
v6:
- limit Exynos4412 SoC support to Trats2 board for now
arch/arm/mach-exynos/exynos.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 6a24e11..f5a78d7 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -317,7 +317,10 @@ static void __init exynos_dt_machine_init(void)
exynos_sysram_init();
if (of_machine_is_compatible("samsung,exynos4210") ||
- of_machine_is_compatible("samsung,exynos5250"))
+ of_machine_is_compatible("samsung,exynos4212") ||
+ (of_machine_is_compatible("samsung,exynos4412") &&
+ of_machine_is_compatible("samsung,trats2")) ||
+ of_machine_is_compatible("samsung,exynos5250"))
platform_device_register(&exynos_cpuidle);
platform_device_register_simple("exynos-cpufreq", -1, NULL, 0);
--
1.8.2.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled
2014-09-05 13:51 [PATCH v6 0/5] ARM: EXYNOS: cpuidle: fix AFTR mode on boards with secure firmware enabled Bartlomiej Zolnierkiewicz
` (4 preceding siblings ...)
2014-09-05 13:51 ` [PATCH v6 5/5] ARM: EXYNOS: cpuidle: allow driver usage on Exynos4x12 SoCs Bartlomiej Zolnierkiewicz
@ 2014-09-09 3:34 ` kgene at kernel.org
5 siblings, 0 replies; 7+ messages in thread
From: kgene at kernel.org @ 2014-09-09 3:34 UTC (permalink / raw)
To: linux-arm-kernel
Bartlomiej Zolnierkiewicz wrote:
>
> Hi,
>
Hi,
> This patch series adds support for AFTR idle mode on boards with
> secure firmware enabled and allows EXYNOS cpuidle driver usage on
> Exynos4x12 SoCs.
>
> It has been tested on Trats2 board (using Exynos4412 SoC with secure
> firmware enabled) on which AFTR mode reduces power consumption by ~12%
Nice.
> when EXYNOS cpuidle driver is enabled (in both cases the default
> exynos_defconfig config is used and CPU1-3 are offlined).
>
> Currently Exynos4412 SoC support is limited to Trats2 board.
>
> Depends on:
> - next-20140904 branch of linux-next kernel tree
> - "irqchip: Properly fetch the per cpu offset" patch
> (https://www.mail-archive.com/linux-kernel at vger.kernel.org/msg716674.html)
> - [PATCH v3 0/5] Firmware-assisted suspend/resume of Exynos SoCs
> (https://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg35921.html)
>
OK this series looks good to me, I will take this series once above patches are
landed.
Thanks,
Kukjin
> Changes since v5:
> - rebased on top of next-20140904 +
> "irqchip: Properly fetch the per cpu offset" patch
> (https://www.mail-archive.com/linux-kernel at vger.kernel.org/msg716674.html)
> [PATCH v3 0/5] Firmware-assisted suspend/resume of Exynos SoCs
> (https://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg35921.html)
> - limit Exynos4412 SoC support to Trats2 board for now
>
> Changes since v4:
> - rebased on top of next-20140804 +
> [PATCH v5][next-20140804] ARM: EXYNOS: Fix suspend/resume sequences
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg35262.html)
> [PATCH v2 0/2] Firmware-assisted suspend/resume of Exynos SoCs
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg34282.html)
> - call exynos_save_cp15() only on A9 type core (this is needed for the future
> Exynos3250 SoC support)
>
> Changes since v3:
> - rebased on top of next-20140804 +
> [PATCH v4][next-20140804] ARM: EXYNOS: Fix suspend/resume sequences
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg35192.html)
> [PATCH v2 0/2] Firmware-assisted suspend/resume of Exynos SoCs
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg34282.html)
> - (re-)added patch fixing S5P_CENTRAL_SEQ_OPTION register setup
>
> Changes since v2:
> - rebased on top of next-20140708 +
> [PATCH 5/6] ARM: EXYNOS: Fix suspend/resume sequencies
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg32809.html)
> [with rejects fixed]
> [PATCH 6/6] ARM: EXYNOS: Register cpuidle device only on Exynos4210 and 5250
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg32808.html)
> [PATCH 0/2] Firmware-assisted suspend/resume of Exynos SoCs
> (http://www.mail-archive.com/linux-samsung-soc at vger.kernel.org/msg32991.html)
> [with rejects fixed in patch #2]
> - addressed review comments from Tomasz Figa and Daniel Lezcano
>
> Changes since v1:
> - synced against next-20140602
> - added missing Acked-by-s
>
> Best regards,
> --
> Bartlomiej Zolnierkiewicz
> Samsung R&D Institute Poland
> Samsung Electronics
>
>
> Bartlomiej Zolnierkiewicz (5):
> ARM: EXYNOS: PM: replace EXYNOS_BOOT_VECTOR_* macros by static inlines
> ARM: EXYNOS: add AFTR mode support to firmware do_idle method
> ARM: EXYNOS: cpuidle: add secure firmware support to AFTR mode code
> ARM: EXYNOS: PM: fix register setup for AFTR mode code
> ARM: EXYNOS: cpuidle: allow driver usage on Exynos4x12 SoCs
>
> arch/arm/include/asm/firmware.h | 2 +-
> arch/arm/mach-exynos/common.h | 5 ++++
> arch/arm/mach-exynos/exynos.c | 5 +++-
> arch/arm/mach-exynos/firmware.c | 34 ++++++++++++++++-------
> arch/arm/mach-exynos/pm.c | 60 ++++++++++++++++++++++++-----------------
> 5 files changed, 71 insertions(+), 35 deletions(-)
>
> --
> 1.8.2.3
^ permalink raw reply [flat|nested] 7+ messages in thread