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uart: add function mraa_uart_get_dev_path

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Used for getting the path to the character device under linux for uart
device. i.e. "/dev/ttyS0"

Adds paths to existing platforms.
Closes #84

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2015-01-20 15:10:47 +00:00
parent ed4c68eba1
commit 9cfbc87924
11 changed files with 83 additions and 0 deletions
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7
src/x86/intel_galileo_rev_g.c
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@@ -746,10 +746,17 @@ mraa_intel_galileo_gen2()
b->spi_bus[0].miso = 12;
b->spi_bus[0].sclk = 13;
int uart_path_length = strlen("/dev/ttyS0") + 1;
b->uart_dev_count = 1;
b->def_uart_dev = 0;
b->uart_dev[0].rx = 0;
b->uart_dev[0].tx = 1;
b->uart_dev[0].device_path = (char*) malloc(sizeof(char) * uart_path_length);
if (b->uart_dev[0].device_path == NULL) {
goto error;
}
strncpy(b->uart_dev[0].device_path, "/dev/ttyS0", uart_path_length);
return b;
error: