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[M2351] Remove peripheral sleep management from hal_sleep/hal_deepsleep 

The upper layer has introduced Sleep Manager to handle the task.
pull/7302/head
ccli8 2018-02-26 09:25:48 +08:00
parent 6bfc90dc73
commit 236bf657b6
1 changed files with 10 additions and 68 deletions
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78
targets/TARGET_NUVOTON/TARGET_M2351/sleep.c
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@ -15,8 +15,6 @@
*/ */
#include "sleep_api.h" #include "sleep_api.h"
#include "serial_api.h"
#include "lp_ticker_api.h"
#if DEVICE_SLEEP #if DEVICE_SLEEP
@ -25,85 +23,29 @@
#include "objects.h" #include "objects.h"
#include "PeripheralPins.h" #include "PeripheralPins.h"
static void mbed_enter_sleep(struct sleep_s *obj); #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
static void mbed_exit_sleep(struct sleep_s *obj);
int serial_allow_powerdown(void);
int spi_allow_powerdown(void);
int i2c_allow_powerdown(void);
int pwmout_allow_powerdown(void);
/** /**
* Enter Idle mode. * Enter idle mode, in which just CPU is halted.
*/ */
#if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
__attribute__((cmse_nonsecure_entry)) __attribute__((cmse_nonsecure_entry))
void hal_sleep(void) void hal_sleep(void)
{ {
struct sleep_s sleep_obj; SYS_UnlockReg();
sleep_obj.powerdown = 0; CLK_Idle();
mbed_enter_sleep(&sleep_obj); SYS_LockReg();
mbed_exit_sleep(&sleep_obj);
} }
/** /**
* Enter Power-down mode while no peripheral is active; otherwise, enter Idle mode. * Enter power-down mode, in which HXT/HIRC are halted.
*/ */
__attribute__((cmse_nonsecure_entry)) __attribute__((cmse_nonsecure_entry))
void hal_deepsleep(void) void hal_deepsleep(void)
{ {
struct sleep_s sleep_obj; SYS_UnlockReg();
sleep_obj.powerdown = 1; CLK_PowerDown();
mbed_enter_sleep(&sleep_obj); SYS_LockReg();
mbed_exit_sleep(&sleep_obj);
}
#endif
static void mbed_enter_sleep(struct sleep_s *obj)
{
#if 0
// Check if serial allows entering power-down mode
if (obj->powerdown) {
obj->powerdown = serial_allow_powerdown();
}
// Check if spi allows entering power-down mode
if (obj->powerdown) {
obj->powerdown = spi_allow_powerdown();
}
// Check if i2c allows entering power-down mode
if (obj->powerdown) {
obj->powerdown = i2c_allow_powerdown();
}
// Check if pwmout allows entering power-down mode
if (obj->powerdown) {
obj->powerdown = pwmout_allow_powerdown();
}
// TODO: Check if other peripherals allow entering power-down mode
#endif
if (obj->powerdown) { // Power-down mode (HIRC/HXT disabled, LIRC/LXT enabled)
SYS_UnlockReg();
CLK_PowerDown();
SYS_LockReg();
}
else { // CPU halt mode (HIRC/HXT enabled, LIRC/LXT enabled)
SYS_UnlockReg();
CLK_Idle();
SYS_LockReg();
}
__NOP();
__NOP();
__NOP();
__NOP();
}
static void mbed_exit_sleep(struct sleep_s *obj)
{
// TODO: TO BE CONTINUED
(void)obj;
} }
#endif #endif
#endif