diff options
Diffstat (limited to 'lib/chibios-contrib/ext/mcux-sdk/boards/hvpkv31f120m/project_template/clock_config.c')
-rw-r--r-- | lib/chibios-contrib/ext/mcux-sdk/boards/hvpkv31f120m/project_template/clock_config.c | 372 |
1 files changed, 372 insertions, 0 deletions
diff --git a/lib/chibios-contrib/ext/mcux-sdk/boards/hvpkv31f120m/project_template/clock_config.c b/lib/chibios-contrib/ext/mcux-sdk/boards/hvpkv31f120m/project_template/clock_config.c new file mode 100644 index 000000000..7934a5f0d --- /dev/null +++ b/lib/chibios-contrib/ext/mcux-sdk/boards/hvpkv31f120m/project_template/clock_config.c | |||
@@ -0,0 +1,372 @@ | |||
1 | /* | ||
2 | * Copyright 2018 NXP. | ||
3 | * All rights reserved. | ||
4 | * | ||
5 | * SPDX-License-Identifier: BSD-3-Clause | ||
6 | */ | ||
7 | |||
8 | /*********************************************************************************************************************** | ||
9 | * This file was generated by the MCUXpresso Config Tools. Any manual edits made to this file | ||
10 | * will be overwritten if the respective MCUXpresso Config Tools is used to update this file. | ||
11 | **********************************************************************************************************************/ | ||
12 | /* | ||
13 | * How to setup clock using clock driver functions: | ||
14 | * | ||
15 | * 1. CLOCK_SetSimSafeDivs, to make sure core clock, bus clock, flexbus clock | ||
16 | * and flash clock are in allowed range during clock mode switch. | ||
17 | * | ||
18 | * 2. Call CLOCK_Osc0Init to setup OSC clock, if it is used in target mode. | ||
19 | * | ||
20 | * 3. Set MCG configuration, MCG includes three parts: FLL clock, PLL clock and | ||
21 | * internal reference clock(MCGIRCLK). Follow the steps to setup: | ||
22 | * | ||
23 | * 1). Call CLOCK_BootToXxxMode to set MCG to target mode. | ||
24 | * | ||
25 | * 2). If target mode is FBI/BLPI/PBI mode, the MCGIRCLK has been configured | ||
26 | * correctly. For other modes, need to call CLOCK_SetInternalRefClkConfig | ||
27 | * explicitly to setup MCGIRCLK. | ||
28 | * | ||
29 | * 3). Don't need to configure FLL explicitly, because if target mode is FLL | ||
30 | * mode, then FLL has been configured by the function CLOCK_BootToXxxMode, | ||
31 | * if the target mode is not FLL mode, the FLL is disabled. | ||
32 | * | ||
33 | * 4). If target mode is PEE/PBE/PEI/PBI mode, then the related PLL has been | ||
34 | * setup by CLOCK_BootToXxxMode. In FBE/FBI/FEE/FBE mode, the PLL could | ||
35 | * be enabled independently, call CLOCK_EnablePll0 explicitly in this case. | ||
36 | * | ||
37 | * 4. Call CLOCK_SetSimConfig to set the clock configuration in SIM. | ||
38 | */ | ||
39 | |||
40 | /* clang-format off */ | ||
41 | /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* | ||
42 | !!GlobalInfo | ||
43 | product: Clocks v4.1 | ||
44 | processor: MKV31F512xxx12 | ||
45 | package_id: MKV31F512VLL12 | ||
46 | mcu_data: ksdk2_0 | ||
47 | processor_version: 4.0.0 | ||
48 | board: HVP-KV31F120M | ||
49 | * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ | ||
50 | /* clang-format on */ | ||
51 | |||
52 | #include "fsl_smc.h" | ||
53 | #include "clock_config.h" | ||
54 | |||
55 | /******************************************************************************* | ||
56 | * Definitions | ||
57 | ******************************************************************************/ | ||
58 | #define MCG_PLL_DISABLE 0U /*!< MCGPLLCLK disabled */ | ||
59 | #define OSC_CAP0P 0U /*!< Oscillator 0pF capacitor load */ | ||
60 | #define OSC_ER_CLK_DISABLE 0U /*!< Disable external reference clock */ | ||
61 | #define SIM_LPUART_CLK_SEL_MCGIRCLK_CLK 3U /*!< LPUART clock select: MCGIRCLK clock */ | ||
62 | #define SIM_OSC32KSEL_OSC32KCLK_CLK 0U /*!< OSC32KSEL select: OSC32KCLK clock */ | ||
63 | #define SIM_PLLFLLSEL_MCGFLLCLK_CLK 0U /*!< PLLFLL select: MCGFLLCLK clock */ | ||
64 | |||
65 | /******************************************************************************* | ||
66 | * Variables | ||
67 | ******************************************************************************/ | ||
68 | /* System clock frequency. */ | ||
69 | extern uint32_t SystemCoreClock; | ||
70 | |||
71 | /******************************************************************************* | ||
72 | * Code | ||
73 | ******************************************************************************/ | ||
74 | /*FUNCTION********************************************************************** | ||
75 | * | ||
76 | * Function Name : CLOCK_CONFIG_FllStableDelay | ||
77 | * Description : This function is used to delay for FLL stable. | ||
78 | * | ||
79 | *END**************************************************************************/ | ||
80 | static void CLOCK_CONFIG_FllStableDelay(void) | ||
81 | { | ||
82 | uint32_t i = 30000U; | ||
83 | while (i--) | ||
84 | { | ||
85 | __NOP(); | ||
86 | } | ||
87 | } | ||
88 | |||
89 | /******************************************************************************* | ||
90 | ************************ BOARD_InitBootClocks function ************************ | ||
91 | ******************************************************************************/ | ||
92 | void BOARD_InitBootClocks(void) | ||
93 | { | ||
94 | BOARD_BootClockRUN(); | ||
95 | } | ||
96 | |||
97 | /******************************************************************************* | ||
98 | ********************** Configuration BOARD_BootClockRUN *********************** | ||
99 | ******************************************************************************/ | ||
100 | /* clang-format off */ | ||
101 | /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* | ||
102 | !!Configuration | ||
103 | name: BOARD_BootClockRUN | ||
104 | called_from_default_init: true | ||
105 | outputs: | ||
106 | - {id: Bus_clock.outFreq, value: 31.45728 MHz} | ||
107 | - {id: Core_clock.outFreq, value: 62.91456 MHz} | ||
108 | - {id: Flash_clock.outFreq, value: 15.72864 MHz} | ||
109 | - {id: FlexBus_clock.outFreq, value: 15.72864 MHz} | ||
110 | - {id: LPO_clock.outFreq, value: 1 kHz} | ||
111 | - {id: LPUARTCLK.outFreq, value: 4 MHz} | ||
112 | - {id: MCGFFCLK.outFreq, value: 32.768 kHz} | ||
113 | - {id: MCGIRCLK.outFreq, value: 4 MHz} | ||
114 | - {id: PLLFLLCLK.outFreq, value: 62.91456 MHz} | ||
115 | - {id: System_clock.outFreq, value: 62.91456 MHz} | ||
116 | settings: | ||
117 | - {id: LPUARTClkConfig, value: 'yes'} | ||
118 | - {id: MCG.FCRDIV.scale, value: '1'} | ||
119 | - {id: MCG.FLL_mul.scale, value: '1920', locked: true} | ||
120 | - {id: MCG.IRCS.sel, value: MCG.FCRDIV} | ||
121 | - {id: MCG_C1_IRCLKEN_CFG, value: Enabled} | ||
122 | - {id: SIM.LPUARTSRCSEL.sel, value: MCG.MCGIRCLK} | ||
123 | - {id: SIM.OUTDIV1.scale, value: '1', locked: true} | ||
124 | - {id: SIM.OUTDIV2.scale, value: '2'} | ||
125 | - {id: SIM.OUTDIV3.scale, value: '4'} | ||
126 | - {id: SIM.OUTDIV4.scale, value: '4'} | ||
127 | * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ | ||
128 | /* clang-format on */ | ||
129 | |||
130 | /******************************************************************************* | ||
131 | * Variables for BOARD_BootClockRUN configuration | ||
132 | ******************************************************************************/ | ||
133 | const mcg_config_t mcgConfig_BOARD_BootClockRUN = { | ||
134 | .mcgMode = kMCG_ModeFEI, /* FEI - FLL Engaged Internal */ | ||
135 | .irclkEnableMode = kMCG_IrclkEnable, /* MCGIRCLK enabled, MCGIRCLK disabled in STOP mode */ | ||
136 | .ircs = kMCG_IrcFast, /* Fast internal reference clock selected */ | ||
137 | .fcrdiv = 0x0U, /* Fast IRC divider: divided by 1 */ | ||
138 | .frdiv = 0x0U, /* FLL reference clock divider: divided by 1 */ | ||
139 | .drs = kMCG_DrsMidHigh, /* Mid-High frequency range */ | ||
140 | .dmx32 = kMCG_Dmx32Default, /* DCO has a default range of 25% */ | ||
141 | .oscsel = kMCG_OscselOsc, /* Selects System Oscillator (OSCCLK) */ | ||
142 | .pll0Config = | ||
143 | { | ||
144 | .enableMode = MCG_PLL_DISABLE, /* MCGPLLCLK disabled */ | ||
145 | .prdiv = 0x0U, /* PLL Reference divider: divided by 1 */ | ||
146 | .vdiv = 0x0U, /* VCO divider: multiplied by 24 */ | ||
147 | }, | ||
148 | }; | ||
149 | const sim_clock_config_t simConfig_BOARD_BootClockRUN = { | ||
150 | .pllFllSel = SIM_PLLFLLSEL_MCGFLLCLK_CLK, /* PLLFLL select: MCGFLLCLK clock */ | ||
151 | .er32kSrc = SIM_OSC32KSEL_OSC32KCLK_CLK, /* OSC32KSEL select: OSC32KCLK clock */ | ||
152 | .clkdiv1 = 0x1330000U, /* SIM_CLKDIV1 - OUTDIV1: /1, OUTDIV2: /2, OUTDIV3: /4, OUTDIV4: /4 */ | ||
153 | }; | ||
154 | const osc_config_t oscConfig_BOARD_BootClockRUN = { | ||
155 | .freq = 0U, /* Oscillator frequency: 0Hz */ | ||
156 | .capLoad = (OSC_CAP0P), /* Oscillator capacity load: 0pF */ | ||
157 | .workMode = kOSC_ModeExt, /* Use external clock */ | ||
158 | .oscerConfig = { | ||
159 | .enableMode = OSC_ER_CLK_DISABLE, /* Disable external reference clock */ | ||
160 | .erclkDiv = 0, /* Divider for OSCERCLK: divided by 1 */ | ||
161 | }}; | ||
162 | |||
163 | /******************************************************************************* | ||
164 | * Code for BOARD_BootClockRUN configuration | ||
165 | ******************************************************************************/ | ||
166 | void BOARD_BootClockRUN(void) | ||
167 | { | ||
168 | /* Set the system clock dividers in SIM to safe value. */ | ||
169 | CLOCK_SetSimSafeDivs(); | ||
170 | /* Configure the Internal Reference clock (MCGIRCLK). */ | ||
171 | CLOCK_SetInternalRefClkConfig(mcgConfig_BOARD_BootClockRUN.irclkEnableMode, mcgConfig_BOARD_BootClockRUN.ircs, | ||
172 | mcgConfig_BOARD_BootClockRUN.fcrdiv); | ||
173 | /* Set MCG to FEI mode. */ | ||
174 | #if FSL_CLOCK_DRIVER_VERSION >= MAKE_VERSION(2, 2, 0) | ||
175 | CLOCK_BootToFeiMode(mcgConfig_BOARD_BootClockRUN.dmx32, mcgConfig_BOARD_BootClockRUN.drs, | ||
176 | CLOCK_CONFIG_FllStableDelay); | ||
177 | #else | ||
178 | CLOCK_BootToFeiMode(mcgConfig_BOARD_BootClockRUN.drs, CLOCK_CONFIG_FllStableDelay); | ||
179 | #endif | ||
180 | /* Set the clock configuration in SIM module. */ | ||
181 | CLOCK_SetSimConfig(&simConfig_BOARD_BootClockRUN); | ||
182 | /* Set SystemCoreClock variable. */ | ||
183 | SystemCoreClock = BOARD_BOOTCLOCKRUN_CORE_CLOCK; | ||
184 | /* Set LPUART clock source. */ | ||
185 | CLOCK_SetLpuartClock(SIM_LPUART_CLK_SEL_MCGIRCLK_CLK); | ||
186 | } | ||
187 | |||
188 | /******************************************************************************* | ||
189 | ********************* Configuration BOARD_BootClockHSRUN ********************** | ||
190 | ******************************************************************************/ | ||
191 | /* clang-format off */ | ||
192 | /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* | ||
193 | !!Configuration | ||
194 | name: BOARD_BootClockHSRUN | ||
195 | outputs: | ||
196 | - {id: Bus_clock.outFreq, value: 41.94304 MHz} | ||
197 | - {id: Core_clock.outFreq, value: 83.88608 MHz} | ||
198 | - {id: Flash_clock.outFreq, value: 20.97152 MHz} | ||
199 | - {id: FlexBus_clock.outFreq, value: 83.88608/3 MHz} | ||
200 | - {id: LPO_clock.outFreq, value: 1 kHz} | ||
201 | - {id: LPUARTCLK.outFreq, value: 4 MHz} | ||
202 | - {id: MCGFFCLK.outFreq, value: 32.768 kHz} | ||
203 | - {id: MCGIRCLK.outFreq, value: 4 MHz} | ||
204 | - {id: PLLFLLCLK.outFreq, value: 83.88608 MHz} | ||
205 | - {id: System_clock.outFreq, value: 83.88608 MHz} | ||
206 | settings: | ||
207 | - {id: powerMode, value: HSRUN} | ||
208 | - {id: LPUARTClkConfig, value: 'yes'} | ||
209 | - {id: MCG.FCRDIV.scale, value: '1'} | ||
210 | - {id: MCG.FLL_mul.scale, value: '2560'} | ||
211 | - {id: MCG.IRCS.sel, value: MCG.FCRDIV} | ||
212 | - {id: MCG_C1_IRCLKEN_CFG, value: Enabled} | ||
213 | - {id: SIM.LPUARTSRCSEL.sel, value: MCG.MCGIRCLK} | ||
214 | - {id: SIM.OUTDIV2.scale, value: '2'} | ||
215 | - {id: SIM.OUTDIV3.scale, value: '3'} | ||
216 | - {id: SIM.OUTDIV4.scale, value: '4'} | ||
217 | * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ | ||
218 | /* clang-format on */ | ||
219 | |||
220 | /******************************************************************************* | ||
221 | * Variables for BOARD_BootClockHSRUN configuration | ||
222 | ******************************************************************************/ | ||
223 | const mcg_config_t mcgConfig_BOARD_BootClockHSRUN = { | ||
224 | .mcgMode = kMCG_ModeFEI, /* FEI - FLL Engaged Internal */ | ||
225 | .irclkEnableMode = kMCG_IrclkEnable, /* MCGIRCLK enabled, MCGIRCLK disabled in STOP mode */ | ||
226 | .ircs = kMCG_IrcFast, /* Fast internal reference clock selected */ | ||
227 | .fcrdiv = 0x0U, /* Fast IRC divider: divided by 1 */ | ||
228 | .frdiv = 0x0U, /* FLL reference clock divider: divided by 1 */ | ||
229 | .drs = kMCG_DrsHigh, /* High frequency range */ | ||
230 | .dmx32 = kMCG_Dmx32Default, /* DCO has a default range of 25% */ | ||
231 | .oscsel = kMCG_OscselOsc, /* Selects System Oscillator (OSCCLK) */ | ||
232 | .pll0Config = | ||
233 | { | ||
234 | .enableMode = MCG_PLL_DISABLE, /* MCGPLLCLK disabled */ | ||
235 | .prdiv = 0x0U, /* PLL Reference divider: divided by 1 */ | ||
236 | .vdiv = 0x0U, /* VCO divider: multiplied by 24 */ | ||
237 | }, | ||
238 | }; | ||
239 | const sim_clock_config_t simConfig_BOARD_BootClockHSRUN = { | ||
240 | .pllFllSel = SIM_PLLFLLSEL_MCGFLLCLK_CLK, /* PLLFLL select: MCGFLLCLK clock */ | ||
241 | .er32kSrc = SIM_OSC32KSEL_OSC32KCLK_CLK, /* OSC32KSEL select: OSC32KCLK clock */ | ||
242 | .clkdiv1 = 0x1230000U, /* SIM_CLKDIV1 - OUTDIV1: /1, OUTDIV2: /2, OUTDIV3: /3, OUTDIV4: /4 */ | ||
243 | }; | ||
244 | const osc_config_t oscConfig_BOARD_BootClockHSRUN = { | ||
245 | .freq = 0U, /* Oscillator frequency: 0Hz */ | ||
246 | .capLoad = (OSC_CAP0P), /* Oscillator capacity load: 0pF */ | ||
247 | .workMode = kOSC_ModeExt, /* Use external clock */ | ||
248 | .oscerConfig = { | ||
249 | .enableMode = OSC_ER_CLK_DISABLE, /* Disable external reference clock */ | ||
250 | .erclkDiv = 0, /* Divider for OSCERCLK: divided by 1 */ | ||
251 | }}; | ||
252 | |||
253 | /******************************************************************************* | ||
254 | * Code for BOARD_BootClockHSRUN configuration | ||
255 | ******************************************************************************/ | ||
256 | void BOARD_BootClockHSRUN(void) | ||
257 | { | ||
258 | /* Set HSRUN power mode */ | ||
259 | SMC_SetPowerModeProtection(SMC, kSMC_AllowPowerModeAll); | ||
260 | SMC_SetPowerModeHsrun(SMC); | ||
261 | while (SMC_GetPowerModeState(SMC) != kSMC_PowerStateHsrun) | ||
262 | { | ||
263 | } | ||
264 | /* Set the system clock dividers in SIM to safe value. */ | ||
265 | CLOCK_SetSimSafeDivs(); | ||
266 | /* Configure the Internal Reference clock (MCGIRCLK). */ | ||
267 | CLOCK_SetInternalRefClkConfig(mcgConfig_BOARD_BootClockHSRUN.irclkEnableMode, mcgConfig_BOARD_BootClockHSRUN.ircs, | ||
268 | mcgConfig_BOARD_BootClockHSRUN.fcrdiv); | ||
269 | /* Set MCG to FEI mode. */ | ||
270 | #if FSL_CLOCK_DRIVER_VERSION >= MAKE_VERSION(2, 2, 0) | ||
271 | CLOCK_BootToFeiMode(mcgConfig_BOARD_BootClockHSRUN.dmx32, mcgConfig_BOARD_BootClockHSRUN.drs, | ||
272 | CLOCK_CONFIG_FllStableDelay); | ||
273 | #else | ||
274 | CLOCK_BootToFeiMode(mcgConfig_BOARD_BootClockHSRUN.drs, CLOCK_CONFIG_FllStableDelay); | ||
275 | #endif | ||
276 | /* Set the clock configuration in SIM module. */ | ||
277 | CLOCK_SetSimConfig(&simConfig_BOARD_BootClockHSRUN); | ||
278 | /* Set SystemCoreClock variable. */ | ||
279 | SystemCoreClock = BOARD_BOOTCLOCKHSRUN_CORE_CLOCK; | ||
280 | /* Set LPUART clock source. */ | ||
281 | CLOCK_SetLpuartClock(SIM_LPUART_CLK_SEL_MCGIRCLK_CLK); | ||
282 | } | ||
283 | |||
284 | /******************************************************************************* | ||
285 | ********************* Configuration BOARD_BootClockVLPR *********************** | ||
286 | ******************************************************************************/ | ||
287 | /* clang-format off */ | ||
288 | /* TEXT BELOW IS USED AS SETTING FOR TOOLS ************************************* | ||
289 | !!Configuration | ||
290 | name: BOARD_BootClockVLPR | ||
291 | outputs: | ||
292 | - {id: Bus_clock.outFreq, value: 4 MHz} | ||
293 | - {id: Core_clock.outFreq, value: 4 MHz} | ||
294 | - {id: Flash_clock.outFreq, value: 800 kHz} | ||
295 | - {id: FlexBus_clock.outFreq, value: 2 MHz} | ||
296 | - {id: LPO_clock.outFreq, value: 1 kHz} | ||
297 | - {id: LPUARTCLK.outFreq, value: 4 MHz} | ||
298 | - {id: MCGIRCLK.outFreq, value: 4 MHz} | ||
299 | - {id: System_clock.outFreq, value: 4 MHz} | ||
300 | settings: | ||
301 | - {id: MCGMode, value: BLPI} | ||
302 | - {id: powerMode, value: VLPR} | ||
303 | - {id: LPUARTClkConfig, value: 'yes'} | ||
304 | - {id: MCG.CLKS.sel, value: MCG.IRCS} | ||
305 | - {id: MCG.FCRDIV.scale, value: '1'} | ||
306 | - {id: MCG.IRCS.sel, value: MCG.FCRDIV} | ||
307 | - {id: MCG_C1_IRCLKEN_CFG, value: Enabled} | ||
308 | - {id: SIM.LPUARTSRCSEL.sel, value: MCG.MCGIRCLK} | ||
309 | - {id: SIM.OUTDIV4.scale, value: '5'} | ||
310 | * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/ | ||
311 | /* clang-format on */ | ||
312 | |||
313 | /******************************************************************************* | ||
314 | * Variables for BOARD_BootClockVLPR configuration | ||
315 | ******************************************************************************/ | ||
316 | const mcg_config_t mcgConfig_BOARD_BootClockVLPR = { | ||
317 | .mcgMode = kMCG_ModeBLPI, /* BLPI - Bypassed Low Power Internal */ | ||
318 | .irclkEnableMode = kMCG_IrclkEnable, /* MCGIRCLK enabled, MCGIRCLK disabled in STOP mode */ | ||
319 | .ircs = kMCG_IrcFast, /* Fast internal reference clock selected */ | ||
320 | .fcrdiv = 0x0U, /* Fast IRC divider: divided by 1 */ | ||
321 | .frdiv = 0x0U, /* FLL reference clock divider: divided by 1 */ | ||
322 | .drs = kMCG_DrsLow, /* Low frequency range */ | ||
323 | .dmx32 = kMCG_Dmx32Default, /* DCO has a default range of 25% */ | ||
324 | .oscsel = kMCG_OscselOsc, /* Selects System Oscillator (OSCCLK) */ | ||
325 | .pll0Config = | ||
326 | { | ||
327 | .enableMode = MCG_PLL_DISABLE, /* MCGPLLCLK disabled */ | ||
328 | .prdiv = 0x0U, /* PLL Reference divider: divided by 1 */ | ||
329 | .vdiv = 0x0U, /* VCO divider: multiplied by 24 */ | ||
330 | }, | ||
331 | }; | ||
332 | const sim_clock_config_t simConfig_BOARD_BootClockVLPR = { | ||
333 | .pllFllSel = SIM_PLLFLLSEL_MCGFLLCLK_CLK, /* PLLFLL select: MCGFLLCLK clock */ | ||
334 | .er32kSrc = SIM_OSC32KSEL_OSC32KCLK_CLK, /* OSC32KSEL select: OSC32KCLK clock */ | ||
335 | .clkdiv1 = 0x140000U, /* SIM_CLKDIV1 - OUTDIV1: /1, OUTDIV2: /1, OUTDIV3: /2, OUTDIV4: /5 */ | ||
336 | }; | ||
337 | const osc_config_t oscConfig_BOARD_BootClockVLPR = { | ||
338 | .freq = 0U, /* Oscillator frequency: 0Hz */ | ||
339 | .capLoad = (OSC_CAP0P), /* Oscillator capacity load: 0pF */ | ||
340 | .workMode = kOSC_ModeExt, /* Use external clock */ | ||
341 | .oscerConfig = { | ||
342 | .enableMode = OSC_ER_CLK_DISABLE, /* Disable external reference clock */ | ||
343 | .erclkDiv = 0, /* Divider for OSCERCLK: divided by 1 */ | ||
344 | }}; | ||
345 | |||
346 | /******************************************************************************* | ||
347 | * Code for BOARD_BootClockVLPR configuration | ||
348 | ******************************************************************************/ | ||
349 | void BOARD_BootClockVLPR(void) | ||
350 | { | ||
351 | /* Set the system clock dividers in SIM to safe value. */ | ||
352 | CLOCK_SetSimSafeDivs(); | ||
353 | /* Set MCG to BLPI mode. */ | ||
354 | CLOCK_BootToBlpiMode(mcgConfig_BOARD_BootClockVLPR.fcrdiv, mcgConfig_BOARD_BootClockVLPR.ircs, | ||
355 | mcgConfig_BOARD_BootClockVLPR.irclkEnableMode); | ||
356 | /* Set the clock configuration in SIM module. */ | ||
357 | CLOCK_SetSimConfig(&simConfig_BOARD_BootClockVLPR); | ||
358 | /* Set VLPR power mode. */ | ||
359 | SMC_SetPowerModeProtection(SMC, kSMC_AllowPowerModeAll); | ||
360 | #if (defined(FSL_FEATURE_SMC_HAS_LPWUI) && FSL_FEATURE_SMC_HAS_LPWUI) | ||
361 | SMC_SetPowerModeVlpr(SMC, false); | ||
362 | #else | ||
363 | SMC_SetPowerModeVlpr(SMC); | ||
364 | #endif | ||
365 | while (SMC_GetPowerModeState(SMC) != kSMC_PowerStateVlpr) | ||
366 | { | ||
367 | } | ||
368 | /* Set SystemCoreClock variable. */ | ||
369 | SystemCoreClock = BOARD_BOOTCLOCKVLPR_CORE_CLOCK; | ||
370 | /* Set LPUART clock source. */ | ||
371 | CLOCK_SetLpuartClock(SIM_LPUART_CLK_SEL_MCGIRCLK_CLK); | ||
372 | } | ||