1 /*
2 ** ###################################################################
3 **     Processors:          MCXA152VFM
4 **                          MCXA152VFT
5 **                          MCXA152VLF
6 **                          MCXA152VLH
7 **
8 **     Compilers:           GNU C Compiler
9 **                          IAR ANSI C/C++ Compiler for ARM
10 **                          Keil ARM C/C++ Compiler
11 **                          MCUXpresso Compiler
12 **
13 **     Reference manual:    MCXA1 User manual
14 **     Version:             rev. 1.0, 2022-03-29
15 **     Build:               b240403
16 **
17 **     Abstract:
18 **         Provides a system configuration function and a global variable that
19 **         contains the system frequency. It configures the device and initializes
20 **         the oscillator (PLL) that is part of the microcontroller device.
21 **
22 **     Copyright 2016 Freescale Semiconductor, Inc.
23 **     Copyright 2016-2024 NXP
24 **     SPDX-License-Identifier: BSD-3-Clause
25 **
26 **     http:                 www.nxp.com
27 **     mail:                 support@nxp.com
28 **
29 **     Revisions:
30 **     - rev. 1.0 (2022-03-29)
31 **         Initial version based on v0.1UM
32 **
33 ** ###################################################################
34 */
35 
36 /*!
37  * @file MCXA152
38  * @version 1.0
39  * @date 2022-03-29
40  * @brief Device specific configuration file for MCXA152 (implementation file)
41  *
42  * Provides a system configuration function and a global variable that contains
43  * the system frequency. It configures the device and initializes the oscillator
44  * (PLL) that is part of the microcontroller device.
45  */
46 
47 #include <stdint.h>
48 #include "fsl_device_registers.h"
49 
50 
51 
52 
53 
54 /* ----------------------------------------------------------------------------
55    -- Core clock
56    ---------------------------------------------------------------------------- */
57 
58 uint32_t SystemCoreClock = DEFAULT_SYSTEM_CLOCK;
59 
60 /* ----------------------------------------------------------------------------
61    -- SystemInit()
62    ---------------------------------------------------------------------------- */
63 
SystemInit(void)64 __attribute__ ((weak)) void SystemInit (void) {
65 
66   SCB->CPACR |= ((3UL << 0*2) | (3UL << 1*2));    /* set CP0, CP1 Full Access in Secure mode (enable PowerQuad) */
67 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
68   SCB_NS->CPACR |= ((3UL << 0*2) | (3UL << 1*2));    /* set CP0, CP1 Full Access in Normal mode (enable PowerQuad) */
69 #endif /* (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) */
70 
71   SCB->NSACR |= ((3UL << 0) | (3UL << 10));   /* enable CP0, CP1, CP10, CP11 Non-secure Access */
72 
73 #if !defined(__ZEPHYR__)
74 #if defined(__MCUXPRESSO)
75     extern void(*const g_pfnVectors[]) (void);
76     SCB->VTOR = (uint32_t) &g_pfnVectors;
77 #else
78     extern void *__Vectors;
79     SCB->VTOR = (uint32_t) &__Vectors;
80 #endif
81 #endif
82 
83     /* Enable the LPCAC */
84     SYSCON->LPCAC_CTRL |= SYSCON_LPCAC_CTRL_LPCAC_MEM_REQ_MASK;
85     SYSCON->LPCAC_CTRL &= ~SYSCON_LPCAC_CTRL_DIS_LPCAC_MASK;
86 
87     /* Enable flash RWX when FLASH_ACL in IFR0 is invalid */
88     if ((*((volatile const uint32_t *)(0x1000000)) == 0xFFFFFFFFU) ||
89         ((*((volatile const uint32_t *)(0x1000000)) == 0x59630000U) &&
90          (*((volatile const uint32_t *)(0x1000040)) == 0xFFFFFFFFU) &&
91          (*((volatile const uint32_t *)(0x1000044)) == 0xFFFFFFFFU)))
92     {
93         /* Enable MBC register written with GLIKEY index15 */
94         GLIKEY0->CTRL_0 = 0x00060000U;
95         GLIKEY0->CTRL_0 = 0x0002000FU;
96         GLIKEY0->CTRL_0 = 0x0001000FU;
97         GLIKEY0->CTRL_1 = 0x00290000U;
98         GLIKEY0->CTRL_0 = 0x0002000FU;
99         GLIKEY0->CTRL_1 = 0x00280000U;
100         GLIKEY0->CTRL_0 = 0x0000000FU;
101 
102         /* Enable RWX for GLBAC0 */
103         MBC0->MBC_INDEX[0].MBC_MEMN_GLBAC[0] = 0x7700U;
104 
105         /* Use GLBAC0 for all flash block */
106         for (uint8_t i = 0; i < 2U; i++)
107         {
108             MBC0->MBC_INDEX[0].MBC_DOM0_MEM0_BLK_CFG_W[i] = 0x00000000U;
109         }
110 
111         /* Disable MBC register written */
112         GLIKEY0->CTRL_0 = 0x0002000FU;
113     }
114   SystemInitHook();
115 }
116 
117 /* ----------------------------------------------------------------------------
118    -- SystemCoreClockUpdate()
119    ---------------------------------------------------------------------------- */
120 
SystemCoreClockUpdate(void)121 void SystemCoreClockUpdate (void) {
122 
123 }
124 
125 /* ----------------------------------------------------------------------------
126    -- SystemInitHook()
127    ---------------------------------------------------------------------------- */
128 
SystemInitHook(void)129 __attribute__ ((weak)) void SystemInitHook (void) {
130   /* Void implementation of the weak function. */
131 }
132