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ssd1306: failed i2c frequency change should be non-fatal for this device

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Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Mihai Tudor Panu 2016-08-12 12:19:26 -07:00
parent bde7259ee8
commit 2b642ab7a4
1 changed files with 2 additions and 3 deletions
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5
src/lcd/ssd1306.cxx
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@ -28,6 +28,7 @@
#include <string>
#include <unistd.h>
#include <syslog.h>
#include "hd44780_bits.hpp"
#include "ssd1306.hpp"
@ -55,9 +56,7 @@ SSD1306::SSD1306(int bus_in, int addr_in) : m_i2c_lcd_control(bus_in)
error = m_i2c_lcd_control.frequency(mraa::I2C_FAST);
if (error != mraa::SUCCESS) {
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_i2c_frequency(MRAA_I2C_FAST) failed");
return;
syslog(LOG_WARNING, "%s: mraa_i2c_frequency(MRAA_I2C_FAST) failed, using default speed", std::string(__FUNCTION__).c_str());
}
m_i2c_lcd_control.writeReg(LCD_CMD, DISPLAY_CMD_OFF); // display off