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pinmap: new way of defining board io.

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* Intel Galileo Rev D pinmap updated to use new format

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2014-05-05 20:00:20 +01:00
parent b16ec46f4f
commit dd89adc47b
2 changed files with 218 additions and 138 deletions
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62
api/maa.h
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@@ -1,6 +1,6 @@
/*
* Author: Brendan Le Foll
*
* Author: Brendan Le Foll <brendan.le.foll@intel.com>
* Author: Thomas Ingleby <thomas.c.ingleby@intel.com>
* Copyright © 2014 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
@@ -82,35 +82,75 @@ typedef struct {
/*@{*/
unsigned int pin; /**< Raw GPIO pin id */
unsigned int value; /**< Raw GPIO value */
/*@}*/
} maa_mux_t;
/**
* A Strucutre representing a singular I/O pin. i.e GPIO/PWM
*/
typedef struct {
/*@{*/
unsigned int pinmap;
unsigned int parent_id;
unsigned int mux_total;
maa_mux_t mux[6];
/*@}*/
} maa_pin_t;
/**
* A Structure representing a physical Pin.
*/
typedef struct {
/*@{*/
char name[8]; /**< Pin's real world name */
unsigned int pin; /**< Pin ID */
int parent_id; /**< IO Parent ID*/
maa_pincapabilities_t capabilites; /**< Pin Capabiliites */
maa_mux_t mux[4]; /**< Multiplexer array */
unsigned int mux_total; /**< Total Multiplexors required */
maa_pin_t gpio; /**< GPIO structure */
maa_pin_t pwm; /**< PWM structure */
maa_pin_t aio; /**< Anaglog Pin */
maa_pin_t fast_gpio; /**< Fast GPIO */
maa_pin_t i2c; /**< i2c bus/pin */
maa_pin_t spi; /**< spi bus/pin */
/*@}*/
} maa_pininfo_t;
/**
* A Structure representing the physical properties of a i2c bus.
*/
typedef struct {
/*@{*/
unsigned int bus_id; /**< ID as exposed in the system */
unsigned int scl; /**< i2c SCL */
unsigned int sda; /**< i2c SDA */
/*@}*/
} maa_i2c_bus_t;
/**
* A Structure representing the physical properties of a spi bus.
*/
typedef struct {
/*@{*/
double bus_id; /**< The Bus ID as exposed to the system. */
maa_boolean_t three_wire; /**< Is the bus only a three wire system */
unsigned int sclk; /**< Serial Clock */
unsigned int mosi; /**< Master Out, Slave In. */
unsigned int miso; /**< Master In, Slave Out. */
unsigned int cs; /**< Chip Select, used when the board is a spi slave */
/*@}*/
} maa_spi_bus_t;
/**
* A Structure representing a platform/board.
*/
typedef struct {
/*@{*/
unsigned int phy_pin_count; /**< The Total IO pins on board */
unsigned int gpio_count; /**< GPIO Count */
unsigned int aio_count; /**< Analog In Count */
unsigned int pwm_count; /**< PWM Count */
unsigned int aio_count; /**< Analog side Count */
unsigned int i2c_bus_count; /**< Usable i2c Count */
unsigned int i2c_bus[8]; /**< Array of i2c */
maa_i2c_bus_t i2c_bus[6]; /**< Array of i2c */
unsigned int def_i2c_bus; /**< Position in array of default i2c bus */
unsigned int spi_bus_count; /**< Usable spi Count */
double spi_bus[8]; /**< Array of spi */
maa_spi_bus_t spi_bus[6]; /**< Array of spi */
unsigned int def_spi_bus; /**< Position in array of defult spi bus */
maa_pininfo_t* pins; /**< Pointer to pin array */
/*@}*/
} maa_board_t;