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usb: Added gpio read/write support for ft4222 with i/o expander

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Signed-off-by: Henry Bruce <henry.bruce@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Henry Bruce
2015-07-27 09:39:15 -07:00
committed by Brendan Le Foll
parent 11bf69e29a
commit 802c5af986
3 changed files with 299 additions and 120 deletions
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11
include/mraa_adv_func.h
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@@ -28,7 +28,12 @@
#include "mraa.h"
#include "types.h"
// FIXME: Nasty macro to test for presence of function in context structure function table
#define IS_FUNC_DEFINED(dev, func) (dev != NULL && dev->advance_func != NULL && dev->advance_func->func != NULL)
typedef struct {
mraa_result_t (*gpio_init_internal_replace) (int pin);
mraa_result_t (*gpio_init_pre) (int pin);
mraa_result_t (*gpio_init_post) (mraa_gpio_context dev);
@@ -37,11 +42,15 @@ typedef struct {
mraa_result_t (*gpio_mode_replace) (mraa_gpio_context dev, mraa_gpio_mode_t mode);
mraa_result_t (*gpio_mode_pre) (mraa_gpio_context dev, mraa_gpio_mode_t mode);
mraa_result_t (*gpio_mode_post) (mraa_gpio_context dev, mraa_gpio_mode_t mode);
mraa_result_t (*gpio_edge_mode_replace) (mraa_gpio_context dev, mraa_gpio_edge_t mode);
mraa_result_t (*gpio_dir_replace) (mraa_gpio_context dev, mraa_gpio_dir_t dir);
mraa_result_t (*gpio_dir_pre) (mraa_gpio_context dev, mraa_gpio_dir_t dir);
mraa_result_t (*gpio_dir_post) (mraa_gpio_context dev, mraa_gpio_dir_t dir);
int (*gpio_read_replace) (mraa_gpio_context dev);
mraa_result_t (*gpio_write_replace) (mraa_gpio_context dev, int value);
mraa_result_t (*gpio_write_pre) (mraa_gpio_context dev, int value);
mraa_result_t (*gpio_write_post) (mraa_gpio_context dev, int value);
mraa_result_t (*gpio_mmap_setup) (mraa_gpio_context dev, mraa_boolean_t en);
@@ -63,8 +72,6 @@ typedef struct {
mraa_result_t (*i2c_write_word_data_replace) (mraa_i2c_context dev, const uint16_t data, const uint8_t command);
mraa_result_t (*i2c_stop_replace) (mraa_i2c_context dev);
mraa_result_t (*aio_get_valid_fp) (mraa_aio_context dev);
mraa_result_t (*aio_init_pre) (unsigned int aio);
mraa_result_t (*aio_init_post) (mraa_aio_context dev);