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This commit is contained in:
Gregory Nutt 2016-05-19 15:46:07 -06:00
parent 8fac871cc9
commit e27e87a957
1 changed files with 7 additions and 1 deletions
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8
arch/arm/src/samv7/sam_lowputc.c
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@ -360,8 +360,14 @@ void sam_lowsetup(void)
*/
# if defined(CONFIG_SAMV7_JTAG_FULL_ENABLE)
# error CONFIG_SAMV7_JTAG_FULL_ENABLE is set To use the USART1 as an USART, the SYSIO Pin4 must be bound to PB4
# warning CONFIG_SAMV7_JTAG_FULL_ENABLE is incompatible with CONFIG_SAMV7_USART1.
# warning The SYSIO Pin4 must be bound to PB4 to use USART1
# endif
uint32_t sysioreg = getreg32(SAM_MATRIX_CCFG_SYSIO);
sysioreg |= MATRIX_CCFG_SYSIO_SYSIO4;
putreg32(sysioreg, SAM_MATRIX_CCFG_SYSIO);
#endif
#ifdef CONFIG_SAMV7_USART2