27 lines
665 B
C
27 lines
665 B
C
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/** \file
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\brief CPU initialisation, ARM specific part.
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To be included from cpu.c, for details see there.
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*/
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#if defined TEACUP_C_INCLUDE && defined __ARMEL__
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#include "config_wrapper.h"
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void cpu_init() {
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/**
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Other than on ATmegas, the LPC11xx disables all peripherals except GPIO
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and SPI0 on reset. Brown Out detector is set to kick in at 1.46 V, without
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causing a reset. See chapter 3.5.14 in the LPC11xx User Manual.
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GPIO is needed in all configurations, so we just turn off SPI0 if not
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needed.
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*/
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#ifndef SPI
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LPC_SYSCON->SYSAHBCLKCTRL &= ~(1 << 11);
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#endif
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}
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#endif /* defined TEACUP_C_INCLUDE && defined __ARMEL__ */
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