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authorChao Xie <chao.xie@marvell.com>2012-05-07 07:22:23 +0400
committerHaojian Zhuang <haojian.zhuang@gmail.com>2012-05-07 07:35:00 +0400
commit87046f4f3194ac0a795a10f3368ac73c04c633e3 (patch)
tree142681e56baadcb7d6d2269c051d7ee8dcc4311c /arch/arm/mach-mmp/include
parent5e5661a872600cb4b12d5292160608fb232efdcd (diff)
downloadlinux-87046f4f3194ac0a795a10f3368ac73c04c633e3.tar.xz
ARM: mmp: add PM support for mmp2
MMP2 can enter system sleep level during suspend. It can be waken up by PMIC interrupt, RTC/ALARM. Signed-off-by: Chao Xie <chao.xie@marvell.com> Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Diffstat (limited to 'arch/arm/mach-mmp/include')
-rw-r--r--arch/arm/mach-mmp/include/mach/pm-mmp2.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/include/mach/pm-mmp2.h b/arch/arm/mach-mmp/include/mach/pm-mmp2.h
new file mode 100644
index 000000000000..98bd66ce8006
--- /dev/null
+++ b/arch/arm/mach-mmp/include/mach/pm-mmp2.h
@@ -0,0 +1,61 @@
+/*
+ * MMP2 Power Management Routines
+ *
+ * This software program is licensed subject to the GNU General Public License
+ * (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html
+ *
+ * (C) Copyright 2010 Marvell International Ltd.
+ * All Rights Reserved
+ */
+
+#ifndef __MMP2_PM_H__
+#define __MMP2_PM_H__
+
+#include <mach/addr-map.h>
+
+#define APMU_PJ_IDLE_CFG APMU_REG(0x018)
+#define APMU_PJ_IDLE_CFG_PJ_IDLE (1 << 1)
+#define APMU_PJ_IDLE_CFG_PJ_PWRDWN (1 << 5)
+#define APMU_PJ_IDLE_CFG_PWR_SW(x) ((x) << 16)
+#define APMU_PJ_IDLE_CFG_L2_PWR_SW (1 << 19)
+#define APMU_PJ_IDLE_CFG_ISO_MODE_CNTRL_MASK (3 << 28)
+
+#define APMU_SRAM_PWR_DWN APMU_REG(0x08c)
+
+#define MPMU_SCCR MPMU_REG(0x038)
+#define MPMU_PCR_PJ MPMU_REG(0x1000)
+#define MPMU_PCR_PJ_AXISD (1 << 31)
+#define MPMU_PCR_PJ_SLPEN (1 << 29)
+#define MPMU_PCR_PJ_SPSD (1 << 28)
+#define MPMU_PCR_PJ_DDRCORSD (1 << 27)
+#define MPMU_PCR_PJ_APBSD (1 << 26)
+#define MPMU_PCR_PJ_INTCLR (1 << 24)
+#define MPMU_PCR_PJ_SLPWP0 (1 << 23)
+#define MPMU_PCR_PJ_SLPWP1 (1 << 22)
+#define MPMU_PCR_PJ_SLPWP2 (1 << 21)
+#define MPMU_PCR_PJ_SLPWP3 (1 << 20)
+#define MPMU_PCR_PJ_VCTCXOSD (1 << 19)
+#define MPMU_PCR_PJ_SLPWP4 (1 << 18)
+#define MPMU_PCR_PJ_SLPWP5 (1 << 17)
+#define MPMU_PCR_PJ_SLPWP6 (1 << 16)
+#define MPMU_PCR_PJ_SLPWP7 (1 << 15)
+
+#define MPMU_PLL2_CTRL1 MPMU_REG(0x0414)
+#define MPMU_CGR_PJ MPMU_REG(0x1024)
+#define MPMU_WUCRM_PJ MPMU_REG(0x104c)
+#define MPMU_WUCRM_PJ_WAKEUP(x) (1 << (x))
+#define MPMU_WUCRM_PJ_RTC_ALARM (1 << 17)
+
+enum {
+ POWER_MODE_ACTIVE = 0,
+ POWER_MODE_CORE_INTIDLE,
+ POWER_MODE_CORE_EXTIDLE,
+ POWER_MODE_APPS_IDLE,
+ POWER_MODE_APPS_SLEEP,
+ POWER_MODE_CHIP_SLEEP,
+ POWER_MODE_SYS_SLEEP,
+};
+
+extern void mmp2_pm_enter_lowpower_mode(int state);
+extern int mmp2_set_wake(struct irq_data *d, unsigned int on);
+#endif