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bsps/beagle: Refactored i2c driver

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Refactored the i2c driver to parse register values from the device
tree rather than hardcoding them. But still the clocks have to
initialized manually.
This commit is contained in:
G S Niteesh Babu
2021-04-11 00:45:27 +05:30
committed by Christian Mauderer
parent 8854aec152
commit d75b29d95e
4 changed files with 113 additions and 94 deletions
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4
bsps/arm/beagle/include/bsp.h
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@@ -49,6 +49,8 @@
#include <libcpu/omap3.h>
#include <libcpu/am335x.h>
#include <ofw/ofw.h>
#define BSP_FEATURE_IRQ_EXTENSION
/* UART base clock frequency */
@@ -68,6 +70,8 @@
#define udelay(u) rtems_task_wake_after(1 + ((u)/rtems_configuration_get_microseconds_per_tick()))
int beagle_get_node_unit(phandle_t node);
/* Write a uint32_t value to a memory address. */
static inline void
write32(uint32_t address, uint32_t value)