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author | Erez Zukerman <ezuk@madmimi.com> | 2016-05-24 23:55:29 -0400 |
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committer | Erez Zukerman <ezuk@madmimi.com> | 2016-05-24 23:55:29 -0400 |
commit | d06e940a179b2e81563cf6123461cfcad35f9045 (patch) | |
tree | 58f4bbc22f51cba0c22a6a1ab09a499681f1f89e /keyboard/infinity/mbed-infinity/system_MK20D5.c | |
parent | 8bc69afc633d3e199e3ac0a5bf39e4d255f2ce4a (diff) | |
download | qmk_firmware-d06e940a179b2e81563cf6123461cfcad35f9045.tar.gz qmk_firmware-d06e940a179b2e81563cf6123461cfcad35f9045.zip |
[Erez & Jack] Removes keyboards which are not active on qmk
Diffstat (limited to 'keyboard/infinity/mbed-infinity/system_MK20D5.c')
-rw-r--r-- | keyboard/infinity/mbed-infinity/system_MK20D5.c | 299 |
1 files changed, 0 insertions, 299 deletions
diff --git a/keyboard/infinity/mbed-infinity/system_MK20D5.c b/keyboard/infinity/mbed-infinity/system_MK20D5.c deleted file mode 100644 index 4f4e2a2624..0000000000 --- a/keyboard/infinity/mbed-infinity/system_MK20D5.c +++ /dev/null @@ -1,299 +0,0 @@ -/* -** ################################################################### -** Compilers: ARM Compiler -** Freescale C/C++ for Embedded ARM -** GNU C Compiler -** IAR ANSI C/C++ Compiler for ARM -** -** Reference manuals: K20P64M50SF0RM Rev. 1, Oct 2011 -** K20P32M50SF0RM Rev. 1, Oct 2011 -** K20P48M50SF0RM Rev. 1, Oct 2011 -** -** Version: rev. 1.0, 2011-12-15 -** -** Abstract: -** Provides a system configuration function and a global variable that -** contains the system frequency. It configures the device and initializes -** the oscillator (PLL) that is part of the microcontroller device. -** -** Copyright: 2011 Freescale Semiconductor, Inc. All Rights Reserved. -** -** http: www.freescale.com -** mail: support@freescale.com -** -** Revisions: -** - rev. 1.0 (2011-12-15) -** Initial version -** -** ################################################################### -*/ - -/** - * @file MK20D5 - * @version 1.0 - * @date 2011-12-15 - * @brief Device specific configuration file for MK20D5 (implementation file) - * - * Provides a system configuration function and a global variable that contains - * the system frequency. It configures the device and initializes the oscillator - * (PLL) that is part of the microcontroller device. - */ - -#include <stdint.h> -#include "MK20D5.h" - -#define DISABLE_WDOG 1 - -#define CLOCK_SETUP 3 -/* Predefined clock setups - 0 ... Multipurpose Clock Generator (MCG) in FLL Engaged Internal (FEI) mode - Reference clock source for MCG module is the slow internal clock source 32.768kHz - Core clock = 41.94MHz, BusClock = 41.94MHz - 1 ... Multipurpose Clock Generator (MCG) in PLL Engaged External (PEE) mode - Reference clock source for MCG module is an external crystal 8MHz - Core clock = 48MHz, BusClock = 48MHz - 2 ... Multipurpose Clock Generator (MCG) in Bypassed Low Power External (BLPE) mode - Core clock/Bus clock derived directly from an external crystal 8MHz with no multiplication - Core clock = 8MHz, BusClock = 8MHz -*/ - -/*---------------------------------------------------------------------------- - Define clock source values - *----------------------------------------------------------------------------*/ -#if (CLOCK_SETUP == 0) - #define CPU_XTAL_CLK_HZ 8000000u /* Value of the external crystal or oscillator clock frequency in Hz */ - #define CPU_XTAL32k_CLK_HZ 32768u /* Value of the external 32k crystal or oscillator clock frequency in Hz */ - #define CPU_INT_SLOW_CLK_HZ 32768u /* Value of the slow internal oscillator clock frequency in Hz */ - #define CPU_INT_FAST_CLK_HZ 4000000u /* Value of the fast internal oscillator clock frequency in Hz */ - #define DEFAULT_SYSTEM_CLOCK 41943040u /* Default System clock value */ -#elif (CLOCK_SETUP == 1) - #define CPU_XTAL_CLK_HZ 8000000u /* Value of the external crystal or oscillator clock frequency in Hz */ - #define CPU_XTAL32k_CLK_HZ 32768u /* Value of the external 32k crystal or oscillator clock frequency in Hz */ - #define CPU_INT_SLOW_CLK_HZ 32768u /* Value of the slow internal oscillator clock frequency in Hz */ - #define CPU_INT_FAST_CLK_HZ 4000000u /* Value of the fast internal oscillator clock frequency in Hz */ - #define DEFAULT_SYSTEM_CLOCK 48000000u /* Default System clock value */ -#elif (CLOCK_SETUP == 2) - #define CPU_XTAL_CLK_HZ 8000000u /* Value of the external crystal or oscillator clock frequency in Hz */ - #define CPU_XTAL32k_CLK_HZ 32768u /* Value of the external 32k crystal or oscillator clock frequency in Hz */ - #define CPU_INT_SLOW_CLK_HZ 32768u /* Value of the slow internal oscillator clock frequency in Hz */ - #define CPU_INT_FAST_CLK_HZ 4000000u /* Value of the fast internal oscillator clock frequency in Hz */ - #define DEFAULT_SYSTEM_CLOCK 8000000u /* Default System clock value */ -#elif (CLOCK_SETUP == 3) - /* for Infinity */ - #define CPU_XTAL_CLK_HZ 8000000u - #define CPU_XTAL32k_CLK_HZ 32768u - #define CPU_INT_SLOW_CLK_HZ 32768u - #define CPU_INT_FAST_CLK_HZ 4000000u - #define DEFAULT_SYSTEM_CLOCK 48000000u -#endif - - -/* ---------------------------------------------------------------------------- - -- Core clock - ---------------------------------------------------------------------------- */ - -uint32_t SystemCoreClock = DEFAULT_SYSTEM_CLOCK; - -/* ---------------------------------------------------------------------------- - -- SystemInit() - ---------------------------------------------------------------------------- */ - -void SystemInit (void) { -#if (DISABLE_WDOG) - /* Disable the WDOG module */ - /* WDOG_UNLOCK: WDOGUNLOCK=0xC520 */ - WDOG->UNLOCK = (uint16_t)0xC520u; /* Key 1 */ - /* WDOG_UNLOCK : WDOGUNLOCK=0xD928 */ - WDOG->UNLOCK = (uint16_t)0xD928u; /* Key 2 */ - /* WDOG_STCTRLH: ??=0,DISTESTWDOG=0,BYTESEL=0,TESTSEL=0,TESTWDOG=0,??=0,STNDBYEN=1,WAITEN=1,STOPEN=1,DBGEN=0,ALLOWUPDATE=1,WINEN=0,IRQRSTEN=0,CLKSRC=1,WDOGEN=0 */ - WDOG->STCTRLH = (uint16_t)0x01D2u; -#endif /* (DISABLE_WDOG) */ -#if (CLOCK_SETUP == 0) - /* SIM->CLKDIV1: OUTDIV1=0,OUTDIV2=0,OUTDIV3=1,OUTDIV4=1,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0 */ - SIM->CLKDIV1 = (uint32_t)0x00110000u; /* Update system prescalers */ - /* Switch to FEI Mode */ - /* MCG->C1: CLKS=0,FRDIV=0,IREFS=1,IRCLKEN=1,IREFSTEN=0 */ - MCG->C1 = (uint8_t)0x06u; - /* MCG->C2: ??=0,??=0,RANGE0=0,HGO=0,EREFS=0,LP=0,IRCS=0 */ - MCG->C2 = (uint8_t)0x00u; - /* MCG_C4: DMX32=0,DRST_DRS=1 */ - MCG->C4 = (uint8_t)((MCG->C4 & (uint8_t)~(uint8_t)0xC0u) | (uint8_t)0x20u); - /* MCG->C5: ??=0,PLLCLKEN=0,PLLSTEN=0,PRDIV0=0 */ - MCG->C5 = (uint8_t)0x00u; - /* MCG->C6: LOLIE=0,PLLS=0,CME=0,VDIV0=0 */ - MCG->C6 = (uint8_t)0x00u; - while((MCG->S & MCG_S_IREFST_MASK) == 0u) { /* Check that the source of the FLL reference clock is the internal reference clock. */ - } - while((MCG->S & 0x0Cu) != 0x00u) { /* Wait until output of the FLL is selected */ - } -#elif (CLOCK_SETUP == 1) - /* SIM->CLKDIV1: OUTDIV1=0,OUTDIV2=0,OUTDIV3=1,OUTDIV4=1,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0 */ - SIM->CLKDIV1 = (uint32_t)0x00110000u; /* Update system prescalers */ - /* Switch to FBE Mode */ - /* OSC0->CR: ERCLKEN=0,??=0,EREFSTEN=0,??=0,SC2P=0,SC4P=0,SC8P=0,SC16P=0 */ - OSC0->CR = (uint8_t)0x00u; - /* MCG->C7: OSCSEL=0 */ - MCG->C7 = (uint8_t)0x00u; - /* MCG->C2: ??=0,??=0,RANGE0=2,HGO=0,EREFS=1,LP=0,IRCS=0 */ - MCG->C2 = (uint8_t)0x24u; - /* MCG->C1: CLKS=2,FRDIV=3,IREFS=0,IRCLKEN=1,IREFSTEN=0 */ - MCG->C1 = (uint8_t)0x9Au; - /* MCG->C4: DMX32=0,DRST_DRS=0 */ - MCG->C4 &= (uint8_t)~(uint8_t)0xE0u; - /* MCG->C5: ??=0,PLLCLKEN=0,PLLSTEN=0,PRDIV0=3 */ - MCG->C5 = (uint8_t)0x03u; - /* MCG->C6: LOLIE=0,PLLS=0,CME=0,VDIV0=0 */ - MCG->C6 = (uint8_t)0x00u; - while((MCG->S & MCG_S_OSCINIT0_MASK) == 0u) { /* Check that the oscillator is running */ - } -#if 0 /* ARM: THIS CHECK IS REMOVED DUE TO BUG WITH SLOW IRC IN REV. 1.0 */ - while((MCG->S & MCG_S_IREFST_MASK) != 0u) { /* Check that the source of the FLL reference clock is the external reference clock. */ - } -#endif - while((MCG->S & 0x0Cu) != 0x08u) { /* Wait until external reference clock is selected as MCG output */ - } - /* Switch to PBE Mode */ - /* MCG_C5: ??=0,PLLCLKEN=0,PLLSTEN=0,PRDIV0=3 */ - MCG->C5 = (uint8_t)0x03u; - /* MCG->C6: LOLIE=0,PLLS=1,CME=0,VDIV0=0 */ - MCG->C6 = (uint8_t)0x40u; - while((MCG->S & MCG_S_PLLST_MASK) == 0u) { /* Wait until the source of the PLLS clock has switched to the PLL */ - } - while((MCG->S & MCG_S_LOCK0_MASK) == 0u) { /* Wait until locked */ - } - /* Switch to PEE Mode */ - /* MCG->C1: CLKS=0,FRDIV=3,IREFS=0,IRCLKEN=1,IREFSTEN=0 */ - MCG->C1 = (uint8_t)0x1Au; - while((MCG->S & 0x0Cu) != 0x0Cu) { /* Wait until output of the PLL is selected */ - } - while((MCG->S & MCG_S_LOCK0_MASK) == 0u) { /* Wait until locked */ - } -#elif (CLOCK_SETUP == 2) - /* SIM_CLKDIV1: OUTDIV1=0,OUTDIV2=0,OUTDIV3=1,OUTDIV4=1,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0 */ - SIM->CLKDIV1 = (uint32_t)0x00110000u; /* Update system prescalers */ - /* Switch to FBE Mode */ - /* OSC0->CR: ERCLKEN=0,??=0,EREFSTEN=0,??=0,SC2P=0,SC4P=0,SC8P=0,SC16P=0 */ - OSC0->CR = (uint8_t)0x00u; - /* MCG->C7: OSCSEL=0 */ - MCG->C7 = (uint8_t)0x00u; - /* MCG->C2: ??=0,??=0,RANGE0=2,HGO=0,EREFS=1,LP=0,IRCS=0 */ - MCG->C2 = (uint8_t)0x24u; - /* MCG->C1: CLKS=2,FRDIV=3,IREFS=0,IRCLKEN=1,IREFSTEN=0 */ - MCG->C1 = (uint8_t)0x9Au; - /* MCG->C4: DMX32=0,DRST_DRS=0 */ - MCG->C4 &= (uint8_t)~(uint8_t)0xE0u; - /* MCG->C5: ??=0,PLLCLKEN=0,PLLSTEN=0,PRDIV0=0 */ - MCG->C5 = (uint8_t)0x00u; - /* MCG->C6: LOLIE=0,PLLS=0,CME=0,VDIV0=0 */ - MCG->C6 = (uint8_t)0x00u; - while((MCG->S & MCG_S_OSCINIT0_MASK) == 0u) { /* Check that the oscillator is running */ - } -#if 0 /* ARM: THIS CHECK IS REMOVED DUE TO BUG WITH SLOW IRC IN REV. 1.0 */ - while((MCG->S & MCG_S_IREFST_MASK) != 0u) { /* Check that the source of the FLL reference clock is the external reference clock. */ - } -#endif - while((MCG->S & 0x0CU) != 0x08u) { /* Wait until external reference clock is selected as MCG output */ - } - /* Switch to BLPE Mode */ - /* MCG->C2: ??=0,??=0,RANGE0=2,HGO=0,EREFS=1,LP=0,IRCS=0 */ - MCG->C2 = (uint8_t)0x24u; - -#elif (CLOCK_SETUP == 3) - /* for Infinity FEI: 48MHz */ - - /* OUTDIV1(core/system): 48/1, OUTDIV2(bus): 48/1, OUTDIV4(flash): 48/2 */ - SIM->CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(0) | SIM_CLKDIV1_OUTDIV4(1); - MCG->C1 = MCG_C1_IREFS_MASK | MCG_C1_IRCLKEN_MASK; - /* 32.768KHz x FLL(1464) = 48MHz */ - MCG->C4 = MCG_C4_DMX32_MASK | MCG_C4_DRST_DRS(1); - /* USB clock source: MCGPLLCLK/MCGFLLCLK */ - //SIM->SOPT2 = SIM_SOPT2_USBSRC_MASK | SIM_SOPT2_TRACECLKSEL_MASK; - - while((MCG->S & MCG_S_IREFST_MASK) == 0u) { } - while((MCG->S & 0x0Cu) != 0x00u) { } -#endif -} - -/* ---------------------------------------------------------------------------- - -- SystemCoreClockUpdate() - ---------------------------------------------------------------------------- */ - -void SystemCoreClockUpdate (void) { - uint32_t MCGOUTClock; /* Variable to store output clock frequency of the MCG module */ - uint8_t Divider; - - if ((MCG->C1 & MCG_C1_CLKS_MASK) == 0x0u) { - /* Output of FLL or PLL is selected */ - if ((MCG->C6 & MCG_C6_PLLS_MASK) == 0x0u) { - /* FLL is selected */ - if ((MCG->C1 & MCG_C1_IREFS_MASK) == 0x0u) { - /* External reference clock is selected */ - if ((MCG->C7 & MCG_C7_OSCSEL_MASK) == 0x0u) { - MCGOUTClock = CPU_XTAL_CLK_HZ; /* System oscillator drives MCG clock */ - } else { /* (!((MCG->C7 & MCG_C7_OSCSEL_MASK) == 0x0u)) */ - MCGOUTClock = CPU_XTAL32k_CLK_HZ; /* RTC 32 kHz oscillator drives MCG clock */ - } /* (!((MCG->C7 & MCG_C7_OSCSEL_MASK) == 0x0u)) */ - Divider = (uint8_t)(1u << ((MCG->C1 & MCG_C1_FRDIV_MASK) >> MCG_C1_FRDIV_SHIFT)); - MCGOUTClock = (MCGOUTClock / Divider); /* Calculate the divided FLL reference clock */ - if ((MCG->C2 & MCG_C2_RANGE0_MASK) != 0x0u) { - MCGOUTClock /= 32u; /* If high range is enabled, additional 32 divider is active */ - } /* ((MCG->C2 & MCG_C2_RANGE0_MASK) != 0x0u) */ - } else { /* (!((MCG->C1 & MCG_C1_IREFS_MASK) == 0x0u)) */ - MCGOUTClock = CPU_INT_SLOW_CLK_HZ; /* The slow internal reference clock is selected */ - } /* (!((MCG->C1 & MCG_C1_IREFS_MASK) == 0x0u)) */ - /* Select correct multiplier to calculate the MCG output clock */ - switch (MCG->C4 & (MCG_C4_DMX32_MASK | MCG_C4_DRST_DRS_MASK)) { - case 0x0u: - MCGOUTClock *= 640u; - break; - case 0x20u: - MCGOUTClock *= 1280u; - break; - case 0x40u: - MCGOUTClock *= 1920u; - break; - case 0x60u: - MCGOUTClock *= 2560u; - break; - case 0x80u: - MCGOUTClock *= 732u; - break; - case 0xA0u: - MCGOUTClock *= 1464u; - break; - case 0xC0u: - MCGOUTClock *= 2197u; - break; - case 0xE0u: - MCGOUTClock *= 2929u; - break; - default: - break; - } - } else { /* (!((MCG->C6 & MCG_C6_PLLS_MASK) == 0x0u)) */ - /* PLL is selected */ - Divider = (1u + (MCG->C5 & MCG_C5_PRDIV0_MASK)); - MCGOUTClock = (uint32_t)(CPU_XTAL_CLK_HZ / Divider); /* Calculate the PLL reference clock */ - Divider = ((MCG->C6 & MCG_C6_VDIV0_MASK) + 24u); - MCGOUTClock *= Divider; /* Calculate the MCG output clock */ - } /* (!((MCG->C6 & MCG_C6_PLLS_MASK) == 0x0u)) */ - } else if ((MCG->C1 & MCG_C1_CLKS_MASK) == 0x40u) { - /* Internal reference clock is selected */ - if ((MCG->C2 & MCG_C2_IRCS_MASK) == 0x0u) { - MCGOUTClock = CPU_INT_SLOW_CLK_HZ; /* Slow internal reference clock selected */ - } else { /* (!((MCG->C2 & MCG_C2_IRCS_MASK) == 0x0u)) */ - MCGOUTClock = CPU_INT_FAST_CLK_HZ / (1 << ((MCG->SC & MCG_SC_FCRDIV_MASK) >> MCG_SC_FCRDIV_SHIFT)); /* Fast internal reference clock selected */ - } /* (!((MCG->C2 & MCG_C2_IRCS_MASK) == 0x0u)) */ - } else if ((MCG->C1 & MCG_C1_CLKS_MASK) == 0x80u) { - /* External reference clock is selected */ - if ((MCG->C7 & MCG_C7_OSCSEL_MASK) == 0x0u) { - MCGOUTClock = CPU_XTAL_CLK_HZ; /* System oscillator drives MCG clock */ - } else { /* (!((MCG->C7 & MCG_C7_OSCSEL_MASK) == 0x0u)) */ - MCGOUTClock = CPU_XTAL32k_CLK_HZ; /* RTC 32 kHz oscillator drives MCG clock */ - } /* (!((MCG->C7 & MCG_C7_OSCSEL_MASK) == 0x0u)) */ - } else { /* (!((MCG->C1 & MCG_C1_CLKS_MASK) == 0x80u)) */ - /* Reserved value */ - return; - } /* (!((MCG->C1 & MCG_C1_CLKS_MASK) == 0x80u)) */ - SystemCoreClock = (MCGOUTClock / (1u + ((SIM->CLKDIV1 & SIM_CLKDIV1_OUTDIV1_MASK) >> SIM_CLKDIV1_OUTDIV1_SHIFT))); -} |