Blackfin arch: Functional power management support
Enable: PM_SUSPEND_MEM -> Blackfin Hibernate to SDRAM
This feature requires a special bootloader (u-boot)
supporting return from hibernate.
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
diff --git a/include/asm-blackfin/gpio.h b/include/asm-blackfin/gpio.h
index ff95e9d..168f125 100644
--- a/include/asm-blackfin/gpio.h
+++ b/include/asm-blackfin/gpio.h
@@ -376,8 +376,12 @@
#endif
#ifdef CONFIG_PM
-unsigned int bfin_pm_setup(void);
-void bfin_pm_restore(void);
+
+unsigned int bfin_pm_standby_setup(void);
+void bfin_pm_standby_restore(void);
+
+void bfin_gpio_pm_hibernate_restore(void);
+void bfin_gpio_pm_hibernate_suspend(void);
#ifndef CONFIG_BF54x
#define PM_WAKE_RISING 0x1
@@ -392,17 +396,8 @@
struct gpio_port_s {
unsigned short data;
- unsigned short data_clear;
- unsigned short data_set;
- unsigned short toggle;
unsigned short maska;
- unsigned short maska_clear;
- unsigned short maska_set;
- unsigned short maska_toggle;
unsigned short maskb;
- unsigned short maskb_clear;
- unsigned short maskb_set;
- unsigned short maskb_toggle;
unsigned short dir;
unsigned short polar;
unsigned short edge;
@@ -411,10 +406,10 @@
unsigned short fer;
unsigned short reserved;
+ unsigned short mux;
};
#endif /*CONFIG_BF54x*/
#endif /*CONFIG_PM*/
-
/***********************************************************
*
* FUNCTIONS: Blackfin GPIO Driver