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GMARSH X6 board support (#14550)

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This commit is contained in:
gmarsh
2019-07-09 02:30:08 -03:00
committed by Scott Lahteine
parent 84d0bc5c17
commit ab99a80793
6 changed files with 211 additions and 5 deletions
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24
Marlin/src/HAL/HAL_LPC1768/main.cpp
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@ -44,9 +44,7 @@ extern uint32_t MSC_SD_Init(uint8_t pdrv);
extern "C" int isLPC1769();
extern "C" void disk_timerproc(void);
void SysTick_Callback() {
disk_timerproc();
}
void SysTick_Callback() { disk_timerproc(); }
void HAL_init(void) {
@ -99,6 +97,26 @@ void HAL_init(void) {
OUT_WRITE(ONBOARD_SD_CS_PIN, HIGH);
#endif
#ifdef LPC1768_ENABLE_CLKOUT_12M
/**
* CLKOUTCFG register
* bit 8 (CLKOUT_EN) = enables CLKOUT signal. Disabled for now to prevent glitch when enabling GPIO.
* bits 7:4 (CLKOUTDIV) = set to 0 for divider setting of /1
* bits 3:0 (CLKOUTSEL) = set to 1 to select main crystal oscillator as CLKOUT source
*/
LPC_SC->CLKOUTCFG = (0<<8)|(0<<4)|(1<<0);
// set P1.27 pin to function 01 (CLKOUT)
PINSEL_CFG_Type PinCfg;
PinCfg.Portnum = 1;
PinCfg.Pinnum = 27;
PinCfg.Funcnum = 1; // function 01 (CLKOUT)
PinCfg.OpenDrain = 0; // not open drain
PinCfg.Pinmode = 2; // no pull-up/pull-down
PINSEL_ConfigPin(&PinCfg);
// now set CLKOUT_EN bit
LPC_SC->CLKOUTCFG |= (1<<8);
#endif
USB_Init(); // USB Initialization
USB_Connect(FALSE); // USB clear connection
delay(1000); // Give OS time to notice