RTEMS | Draft: Add the support for i2c driver in the aarch64/raspberrypi bsp (!363)

[Kinsey Moore (@opticron)]

Kinsey Moore started a new discussion on bsps/aarch64/raspberrypi/i2c/raspberrypi-i2c.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/363#note_121021

 > + * POSSIBILITY OF SUCH DAMAGE.
 > + */
 > +
 > +#include <bsp/raspberrypi-i2c.h>
 > +#include <bsp/raspberrypi.h>
 > +#include <bsp/rpi-gpio.h>
 > +#include <dev/i2c/i2c.h>
 > +#include <bsp/irq.h>
 > +#include <stdio.h>
 > +
 > +typedef struct
 > +{
 > +    i2c_bus base;
 > +    uint32_t input_clock;
 > +    rtems_id task_id;
 > +    uint32_t base_address;

This should be a uintptr_t for best compatibility if this ever needs to be ported to the 32bit BSPs or if future iterations of the 64bit chip move the peripheral above 4GB.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/363#note_121021
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