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Merge branch 'master' of git://git.devl.org/git/malvira/libmc1322x into bump-libmc1322x

Browse source 
bump libmc1322x to 7bee48243c

Conflicts:
	cpu/mc1322x/board/Makefile.board
	cpu/mc1322x/lib/include/uart.h
	cpu/mc1322x/lib/uart1.c
	cpu/mc1322x/lib/uart2.c
	cpu/mc1322x/src/default_lowlevel.c
This commit is contained in:
Mariano Alvira 2012-11-18 18:27:39 -05:00
commit 2c9a538582
47 changed files with 1008 additions and 235 deletions
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39
cpu/mc1322x/lib/adc.c
View file

@ -34,9 +34,7 @@
*/
#include <stdint.h>
#include "crm.h"
#include "adc.h"
#include "gpio-util.h"
#include "mc1322x.h"
//#define ADC_CHANS_ENABLED 0x3F // channels 0-5 enabled
//#define ADC_CHANS_ENABLED 0x7E // channels 1-6 enabled
@ -73,9 +71,26 @@ void adc_service(void) {
}
}
void adc_init(void) {
uint8_t n;
#define _adc_setup_chan(x) do { \
if ( channel == x ) { \
ADC->SEQ_1bits.CH##x = 1; \
GPIO->FUNC_SEL.ADC##x = 1; \
GPIO->PAD_DIR.ADC##x = 0; \
GPIO->PAD_PU_EN.ADC##x = 0; \
}} while (0)
void adc_setup_chan(uint8_t channel) {
_adc_setup_chan(0);
_adc_setup_chan(1);
_adc_setup_chan(2);
_adc_setup_chan(3);
_adc_setup_chan(4);
_adc_setup_chan(5);
_adc_setup_chan(6);
_adc_setup_chan(7);
}
void adc_init(void) {
ADC->CLOCK_DIVIDER = 80; // 300 KHz
ADC->PRESCALE = ADC_PRESCALE_VALUE - 1; // divide by 24 for 1MHz.
@ -114,13 +129,13 @@ void adc_init(void) {
ADC->SR_1_LOW = (REF_OSC / ADC_PRESCALE_VALUE) / (115200 / 8) + 1;
#endif
ADC->SEQ_1 = 0
ADC->SEQ_1 = 0;
#if ADC_USE_TIMER
| (1 << 15) // sequence based on Timer 1.
ADC->SEQ_1bits.SEQ_MODE = 1; // sequence based on Timer 1
#else
| (0 << 15) // sequence based on convert time.
ADC->SEQ_1bits.SEQ_MODE = 0; // sequence based on convert time.
#endif
| ADC_CHANS_ENABLED;
ADC->SEQ_1bits.BATT = 1;
ADC->CONTROL = 0xF001
//#if ADC_USE_TIMER
@ -129,10 +144,4 @@ void adc_init(void) {
;
ADC->OVERRIDE = (1 << 8);
for (n=0; n<=8; n++) {
if ((ADC_CHANS_ENABLED >> n) & 1) {
gpio_select_function(30 + n, 1); // Function 1 = ADC
gpio_set_pad_dir(30 + n, PAD_DIR_INPUT);
}
}
}