Commit 91910f80 authored by Birte Kristina Friesel's avatar Birte Kristina Friesel
Browse files

posix: configurable i2c bus

parent 7c52c7ea

src/arch/posix/Kconfig

+5 −0
Original line number Diff line number Diff line
@@ -12,6 +12,11 @@ config arch_posix_driver_i2c 
bool "I2C via /dev/i2c"

select meta_driver_i2c



config arch_posix_driver_i2c_bus

string "I2C bus (/dev/i2c-* device)"

default "/dev/i2c-1"

depends on arch_posix_driver_i2c



config arch_posix_driver_uptime

bool "Uptime counter"

select meta_driver_uptime

src/arch/posix/driver/i2c.cc

+4 −1
Original line number Diff line number Diff line
@@ -13,6 +13,9 @@ 
#include <linux/i2c-dev.h>

#include <i2c/smbus.h>



#define STRINGIFY(x) #x

#define TOSTRING(x) STRINGIFY(x)

#define I2C_BUS TOSTRING(CONFIG_arch_posix_driver_i2c_bus)



signed char I2C::setup()

{
@@ -57,4 +60,4 @@ signed char I2C::xmit(unsigned char address, 
	return 0;

}



I2C i2c("/dev/i2c-1");
 
I2C i2c(I2C_BUS);