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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-05-12 15:43:16 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-05-12 15:43:16 +0000 |
| commit | ac571a45d345d31cc0f3df95de9cd8d31c16671d (patch) | |
| tree | 6efb085254cfe1da4f5d26b28698e99bb1027664 /nuttx/arch/arm/src/lm3s/lm3s_lowputc.c | |
| parent | 011c4581314e5db495a6bb089e10044a5949381b (diff) | |
| download | nuttx-ac571a45d345d31cc0f3df95de9cd8d31c16671d.tar.gz nuttx-ac571a45d345d31cc0f3df95de9cd8d31c16671d.tar.bz2 nuttx-ac571a45d345d31cc0f3df95de9cd8d31c16671d.zip | |
First cut at lm3s6918 serial driver
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1772 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/lm3s/lm3s_lowputc.c')
| -rw-r--r-- | nuttx/arch/arm/src/lm3s/lm3s_lowputc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/lm3s/lm3s_lowputc.c b/nuttx/arch/arm/src/lm3s/lm3s_lowputc.c index 974488600..684f98846 100644 --- a/nuttx/arch/arm/src/lm3s/lm3s_lowputc.c +++ b/nuttx/arch/arm/src/lm3s/lm3s_lowputc.c @@ -115,7 +115,7 @@ #define UART_LCRH_VALUE (UART_LCRH_NBITS|UART_LCRH_PARITY|UART_LCRH_NSTOP|UART_LCRH_FEN) -/* Calculate BAUD rate from PCLK1: +/* Calculate BAUD rate from the SYS clock: * * "The baud-rate divisor is a 22-bit number consisting of a 16-bit integer and a 6-bit * fractional part. The number formed by these two values is used by the baud-rate generator @@ -220,7 +220,7 @@ void up_lowputc(char ch) void up_lowsetup(void) { uint32 rcgc1; -#ifdef HAVE_CONSOLE +#if defined(HAVE_CONSOLE) && !defined(CONFIG_SUPPRESS_UART_CONFIG) uint32 ctl; /* Enable the selected console device */ @@ -244,7 +244,7 @@ void up_lowsetup(void) /* 5. Enable the UART by setting the UARTEN bit in the UART CTL register */ - ctl |= UART_CTL_UARTEN; + ctl |= (UART_CTL_UARTEN|UART_CTL_TXE|UART_CTL_RXE); putreg32(ctl, LM3S_CONSOLE_BASE+LM3S_UART_CTL_OFFSET); #endif |