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targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/api/sleep.c@121:7f86b4238bec, 2016-05-03 (annotated)

Committer:
mbed_official
Date:
Tue May 03 00:15:16 2016 +0100
Revision:
121:7f86b4238bec
Synchronized with git revision 9cef243de23875778f461bbe9a8c1bc47e65212b



Full URL: https://github.com/mbedmicro/mbed/commit/9cef243de23875778f461bbe9a8c1bc47e65212b/



Switch to KSDK 2.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 121:7f86b4238bec 1 /* mbed Microcontroller Library
mbed_official 121:7f86b4238bec 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 121:7f86b4238bec 3 *
mbed_official 121:7f86b4238bec 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 121:7f86b4238bec 5 * you may not use this file except in compliance with the License.
mbed_official 121:7f86b4238bec 6 * You may obtain a copy of the License at
mbed_official 121:7f86b4238bec 7 *
mbed_official 121:7f86b4238bec 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 121:7f86b4238bec 9 *
mbed_official 121:7f86b4238bec 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 121:7f86b4238bec 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 121:7f86b4238bec 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 121:7f86b4238bec 13 * See the License for the specific language governing permissions and
mbed_official 121:7f86b4238bec 14 * limitations under the License.
mbed_official 121:7f86b4238bec 15 */
mbed_official 121:7f86b4238bec 16 #include "sleep_api.h"
mbed_official 121:7f86b4238bec 17 #include "cmsis.h"
mbed_official 121:7f86b4238bec 18 #include "fsl_smc.h"
mbed_official 121:7f86b4238bec 19
mbed_official 121:7f86b4238bec 20 void sleep(void) {
mbed_official 121:7f86b4238bec 21 SMC_SetPowerModeProtection(SMC, kSMC_AllowPowerModeAll);
mbed_official 121:7f86b4238bec 22
mbed_official 121:7f86b4238bec 23 SMC_SetPowerModeWait(SMC);
mbed_official 121:7f86b4238bec 24 }
mbed_official 121:7f86b4238bec 25
mbed_official 121:7f86b4238bec 26 void deepsleep(void) {
mbed_official 121:7f86b4238bec 27 #if (defined(FSL_FEATURE_SOC_MCG_COUNT) && FSL_FEATURE_SOC_MCG_COUNT)
mbed_official 121:7f86b4238bec 28 mcg_mode_t mode = CLOCK_GetMode();
mbed_official 121:7f86b4238bec 29 #endif
mbed_official 121:7f86b4238bec 30 SMC_SetPowerModeProtection(SMC, kSMC_AllowPowerModeAll);
mbed_official 121:7f86b4238bec 31
mbed_official 121:7f86b4238bec 32 SMC_SetPowerModeVlps(SMC);
mbed_official 121:7f86b4238bec 33
mbed_official 121:7f86b4238bec 34 #if (defined(FSL_FEATURE_SOC_MCG_COUNT) && FSL_FEATURE_SOC_MCG_COUNT)
mbed_official 121:7f86b4238bec 35 /*
mbed_official 121:7f86b4238bec 36 * If enter stop modes when MCG in PEE mode, then after wakeup, the MCG is in PBE mode,
mbed_official 121:7f86b4238bec 37 * need to enter PEE mode manually.
mbed_official 121:7f86b4238bec 38 */
mbed_official 121:7f86b4238bec 39 if (mode == kMCG_ModePEE) {
mbed_official 121:7f86b4238bec 40 /* Wait for PLL lock. */
mbed_official 121:7f86b4238bec 41 while (!(MCG_S_LOCK0_MASK & MCG->S))
mbed_official 121:7f86b4238bec 42 {
mbed_official 121:7f86b4238bec 43 }
mbed_official 121:7f86b4238bec 44 CLOCK_SetPeeMode();
mbed_official 121:7f86b4238bec 45 }
mbed_official 121:7f86b4238bec 46 #endif
mbed_official 121:7f86b4238bec 47 }