Mirrors_Framework/nuttx
1
0
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2026-06-02 17:48:54 +08:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

EFM32: In order to use LEUART, LE clocking must be enabled

Browse Source
This commit is contained in:
Gregory Nutt
2014-10-29 11:20:54 -06:00
parent 5120d745fd
commit a418aefe13
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm/src/efm32/efm32_lowputc.c
+6
View File
@@ -323,6 +323,12 @@ void efm32_lowsetup(void)
#endif /* HAVE_UART_DEVICE */ #endif /* HAVE_UART_DEVICE */
#ifdef HAVE_LEUART_DEVICE #ifdef HAVE_LEUART_DEVICE
/* Enable the LE interface clock must be enabled in CMU_HFCORECLKEN0 */
regval = getreg32(EFM32_CMU_HFCORECLKEN0);
regval |= CMU_HFCORECLKEN0_LE;
putreg32(regval, EFM32_CMU_HFCORECLKEN0);
/* Enable clocking to configured LEUART interfaces */ /* Enable clocking to configured LEUART interfaces */
regval = getreg32(EFM32_CMU_LFBCLKEN0); regval = getreg32(EFM32_CMU_LFBCLKEN0);