thebears/marlin_skr
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[2.0.x] Add support for LPC1769 at 120 MHz (#9423)

Browse Source
This commit is contained in:
Thomas Moore
2018-02-03 19:33:26 -06:00
committed by Scott Lahteine
parent 6ace57e1b0
commit e1fd9c08b3
19 changed files with 431 additions and 292 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
Marlin/src/HAL/HAL_LPC1768/main.cpp
View File

@@ -70,6 +70,20 @@ extern "C" void SystemPostInit() {
}
}
// detect 17x[4-8] (100MHz) or 17x9 (120MHz)
static bool isLPC1769() {
#define IAP_LOCATION 0x1FFF1FF1
uint32_t command[1];
uint32_t result[5];
typedef void (*IAP)(uint32_t*, uint32_t*);
IAP iap = (IAP) IAP_LOCATION;
command[0] = 54;
iap(command, result);
return ((result[1] & 0x00100000) != 0);
}
extern uint32_t MSC_SD_Init(uint8_t pdrv);
int main(void) {
@@ -93,7 +107,7 @@ int main(void) {
#if NUM_SERIAL > 1
MYSERIAL1.begin(BAUDRATE);
#endif
SERIAL_PRINTF("\n\nLPC1768 (%dMhz) UART0 Initialised\n", SystemCoreClock / 1000000);
SERIAL_PRINTF("\n\n%s (%dMhz) UART0 Initialised\n", isLPC1769() ? "LPC1769" : "LPC1768", SystemCoreClock / 1000000);
SERIAL_FLUSHTX();
#endif