summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/include/asm/fsl_pm.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/include/asm/fsl_pm.h')
-rw-r--r--arch/powerpc/include/asm/fsl_pm.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/fsl_pm.h b/arch/powerpc/include/asm/fsl_pm.h
new file mode 100644
index 000000000..61a4c9773
--- /dev/null
+++ b/arch/powerpc/include/asm/fsl_pm.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Support Power Management
+ *
+ * Copyright 2014-2015 Freescale Semiconductor Inc.
+ */
+#ifndef __PPC_FSL_PM_H
+#define __PPC_FSL_PM_H
+
+#define E500_PM_PH10 1
+#define E500_PM_PH15 2
+#define E500_PM_PH20 3
+#define E500_PM_PH30 4
+#define E500_PM_DOZE E500_PM_PH10
+#define E500_PM_NAP E500_PM_PH15
+
+#define PLAT_PM_SLEEP 20
+#define PLAT_PM_LPM20 30
+
+#define FSL_PM_SLEEP (1 << 0)
+#define FSL_PM_DEEP_SLEEP (1 << 1)
+
+struct fsl_pm_ops {
+ /* mask pending interrupts to the RCPM from MPIC */
+ void (*irq_mask)(int cpu);
+
+ /* unmask pending interrupts to the RCPM from MPIC */
+ void (*irq_unmask)(int cpu);
+ void (*cpu_enter_state)(int cpu, int state);
+ void (*cpu_exit_state)(int cpu, int state);
+ void (*cpu_up_prepare)(int cpu);
+ void (*cpu_die)(int cpu);
+ int (*plat_enter_sleep)(void);
+ void (*freeze_time_base)(bool freeze);
+
+ /* keep the power of IP blocks during sleep/deep sleep */
+ void (*set_ip_power)(bool enable, u32 mask);
+
+ /* get platform supported power management modes */
+ unsigned int (*get_pm_modes)(void);
+};
+
+extern const struct fsl_pm_ops *qoriq_pm_ops;
+
+int __init fsl_rcpm_init(void);
+
+#endif /* __PPC_FSL_PM_H */