Diff: targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_K22F/MK22F51212/fsl_clock_K22F51212.c

Revision:

324:406fd2029f23

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_K22F/MK22F51212/fsl_clock_K22F51212.c	Thu Sep 18 14:00:17 2014 +0100
@@ -0,0 +1,477 @@
+/*
+ * Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include "fsl_device_registers.h"
+#include "fsl_sim_hal.h"
+#include "fsl_clock_manager.h"
+#include "fsl_osc_hal.h"
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/* Table of base addresses for instances. */
+extern const uint32_t g_simBaseAddr[];
+extern const uint32_t g_mcgBaseAddr[];
+const uint32_t g_oscBaseAddr[] = OSC_BASE_ADDRS;
+
+/*******************************************************************************
+ * Code
+ ******************************************************************************/
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetDmaFreq
+ * Description   : Gets the clock frequency for DMA module
+ * This function gets the clock frequency for DMA moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetDmaFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kSystemClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetDmamuxFreq
+ * Description   : Gets the clock frequency for DMAMUX module
+ * This function gets the clock frequency for DMAMUX moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetDmamuxFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetPortFreq
+ * Description   : Gets the clock frequency for PORT module
+ * This function gets the clock frequency for PORT moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetPortFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kLpoClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetEwmFreq
+ * Description   : Gets the clock frequency for Ewm module
+ * This function gets the clock frequency for Ewm moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetEwmFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kLpoClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetFlexbusFreq
+ * Description   : Gets the clock frequency for FLEXBUS module
+ * This function gets the clock frequency for FLEXBUS moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetFlexbusFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kSystemClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetFtfFreq
+ * Description   : Gets the clock frequency for FTF module. (Flash Memory)
+ * This function gets the clock frequency for FTF moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetFtfFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kFlashClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetCrcFreq
+ * Description   : Gets the clock frequency for CRC module
+ * This function gets the clock frequency for CRC moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetCrcFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetRngaFreq
+ * Description   : Gets the clock frequency for RNGA module
+ * This function gets the clock frequency for RNGA moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetRngaFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetAdcFreq
+ * Description   : Gets the clock frequency for ADC module
+ * This function gets the clock frequency for ADC moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetAdcFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    uint32_t divider;
+
+    CLOCK_SYS_GetFreq(kOsc0ErClock, &freq);
+
+    divider = OSC_HAL_GetExternalRefClkDivCmd(g_oscBaseAddr[0]);
+    freq = freq >> divider;   /* 2 bits divider, divide by 1/2/4/8 */
+
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetCmpFreq
+ * Description   : Gets the clock frequency for CMP module
+ * This function gets the clock frequency for CMP moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetCmpFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetVrefFreq
+ * Description   : Gets the clock frequency for VREF module
+ * This function gets the clock frequency for VREF moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetVrefFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetPdbFreq
+ * Description   : Gets the clock frequency for PDB module
+ * This function gets the clock frequency for PDB moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetPdbFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetFtmFreq
+ * Description   : Gets the clock frequency for FTM module. (FlexTimers)
+ * This function gets the clock frequency for FTM moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetFtmFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kMcgFfClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetPitFreq
+ * Description   : Gets the clock frequency for Pit module. 
+ * This function gets the clock frequency for Pit moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetPitFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetUsbFreq
+ * Description   : Gets the clock frequency for USB FS OTG module. 
+ * This function gets the clock frequency for USB FS OTG moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetUsbFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    uint8_t setting;
+    clock_names_t clockName;
+    uint32_t frac = 0;
+    uint32_t divider = 0;
+
+    /* get the sim clock source setting*/
+    if (CLOCK_HAL_GetSource(g_simBaseAddr[0], kClockUsbSrc, &setting) != kSimHalSuccess)
+    {
+        return freq;
+    }
+
+    switch ((sim_usb_clock_source_t)setting)
+    {
+    case kSimUsbSrcClkIn:  /* Core/system clock */
+        clockName = kUSB_CLKIN;
+        break;
+    case kSimUsbSrcPllFllSel:   /* clock as selected by SOPT2[PLLFLLSEL]. */
+        /* get the sim clock source setting*/
+        if (CLOCK_HAL_GetSource(g_simBaseAddr[0], kClockPllfllSel, &setting) != kSimHalSuccess)
+        {
+            return freq;
+        }
+
+        switch ((sim_pllfll_clock_sel_t)setting) 
+        {
+        case kSimPllFllSelFll:       /* Fll clock */
+            clockName = kMcgFllClock;
+            break;
+        case kSimPllFllSelPll:        /* Pll0 clock */
+            clockName = kMcgPll0Clock;
+            break;
+        case kSimPllFllSelIrc:        /* Irc 48Mhz clock */
+            clockName = kIrc48mClock;
+            break;
+        default:
+            clockName = kReserved;
+            break;
+        }
+        break;
+    default:
+        clockName = kReserved;
+        break;
+    }
+
+    /* Get ref clock freq */
+    CLOCK_SYS_GetFreq(clockName, &freq);
+
+    /* Get divider and frac */
+    CLOCK_HAL_GetDivider(g_simBaseAddr[0], kClockDividerUsbDiv, &divider);
+    CLOCK_HAL_GetDivider(g_simBaseAddr[0], kClockDividerUsbFrac, &frac);
+
+    /* Divider output clock = Divider input clock × [ (FRAC+1) / (DIV+1) ]*/
+    freq = (freq) * (frac + 1) / (divider + 1);
+
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetSpiFreq
+ * Description   : Gets the clock frequency for SPI module. 
+ * This function gets the clock frequency for SPI moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetSpiFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetI2cFreq
+ * Description   : Gets the clock frequency for I2C module. 
+ * This function gets the clock frequency for I2C moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetI2cFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetUartFreq
+ * Description   : Gets the clock frequency for UART module. 
+ * This function gets the clock frequency for UART moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetUartFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+
+    switch (instance)
+    {
+    case 0:
+    case 1:
+        CLOCK_SYS_GetFreq(kSystemClock, &freq);
+        break;
+    case 2:
+        CLOCK_SYS_GetFreq(kBusClock, &freq);
+        break;
+    default:
+        break;
+    }
+
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetLpuartFreq
+ * Description   : Gets the clock frequency for LPUART module. 
+ * This function gets the clock frequency for LPUART moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetLpuartFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    uint8_t setting;
+    uint8_t setting1;
+    clock_names_t clockName;
+    uint32_t divider = 0;
+
+    /* get the sim clock source setting*/
+    if (CLOCK_HAL_GetSource(g_simBaseAddr[0], kClockLpuartSrc, &setting) != kSimHalSuccess)
+    {
+        return freq;
+    }
+
+    switch ((sim_lpuart_clock_source_t)setting)
+    {
+    case kSimLpuartSrcPllFllSel:   /* clock as selected by SOPT2[PLLFLLSEL]. */
+        /* get the sim clock source setting*/
+        if (CLOCK_HAL_GetSource(g_simBaseAddr[0], kClockPllfllSel, &setting1) != kSimHalSuccess)
+        {
+            return freq;
+        }
+
+        switch ((sim_pllfll_clock_sel_t)setting1) 
+        {
+        case kSimPllFllSelFll:       /* Fll clock */
+            clockName = kMcgFllClock;
+            break;
+        case kSimPllFllSelPll:        /* Pll0 clock */
+            clockName = kMcgPll0Clock;
+            break;
+        case kSimPllFllSelIrc:        /* Irc 48Mhz clock */
+            clockName = kIrc48mClock;
+            break;
+        default:
+            clockName = kReserved;
+            break;
+        }
+        break;
+    case kSimLpuartSrcOscErclk:     /* OscErClk with divider */
+        clockName = kOsc0ErClock;
+        break;
+    case kSimLpuartSrcMcgIrclk:     /* MCGIRCLK */
+        clockName = kMcgIrClock;
+        break;
+    default:
+        clockName = kReserved;
+        break;
+    }
+
+    /* Get ref clock freq */
+    CLOCK_SYS_GetFreq(clockName, &freq);
+
+    if ((sim_lpuart_clock_source_t)setting == kSimLpuartSrcOscErclk)
+    {
+        divider = OSC_HAL_GetExternalRefClkDivCmd(g_oscBaseAddr[0]);
+        freq = freq >> divider;   /* 2 bits divider, divide by 1/2/4/8 */
+    }
+
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetSaiFreq
+ * Description   : Gets the clock frequency for I2S module
+ * This function gets the clock frequency for I2S moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetSaiFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+    CLOCK_SYS_GetFreq(kBusClock, &freq);
+    return freq;
+}
+
+/*FUNCTION**********************************************************************
+ *
+ * Function Name : CLOCK_SYS_GetGpioFreq
+ * Description   : Gets the clock frequency for GPIO module. 
+ * This function gets the clock frequency for GPIO moudle.
+ *
+ *END**************************************************************************/
+uint32_t    CLOCK_SYS_GetGpioFreq(uint32_t instance)
+{
+    uint32_t freq = 0;
+
+    CLOCK_SYS_GetFreq(kPlatformClock, &freq);
+
+    return freq;
+}
+
+/*******************************************************************************
+ * EOF
+ ******************************************************************************/