String based IO initialization for MRAA

Signed-off-by: Mihai Stefanescu <mihai.stefanescu@rinftech.com>
Signed-off-by: Noel Eck <noel.eck@intel.com>

include/initio/initio_keys.h

@@ -0,0 +1,84 @@
+/*
+ * Author: Mihai Stefanescu <mihai.stefanescu@rinftech.com>
+ * Copyright (c) 2018 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*gpio modes */
+#define G_MODE_STRONG "mode_strong"
+#define G_MODE_PULLUP "mode_pullup"
+#define G_MODE_PULLDOWN "mode_pulldown"
+#define G_MODE_HIZ "mode_hiz"
+#define G_MODE_ACTIVE_LOW "mode_active_low"
+#define G_MODE_OPEN_DRAIN "mode_open_drain"
+#define G_MODE_OPEN_SOURCE "mode_open_source"
+
+/*gpio direction modes */
+#define G_DIR_OUT "out"
+#define G_DIR_IN "in"
+#define G_DIR_OUT_HIGH "out_high"
+#define G_DIR_OUT_LOW "out_low"
+
+/*gpio edge modes */
+#define G_EDGE_NONE "edge_none"
+#define G_EDGE_BOTH "edge_both"
+#define G_EDGE_RISING "edge_rising"
+#define G_EDGE_FALLING "edge_falling"
+
+/*gpio input modes */
+#define G_INPUT_ACTIVE_HIGH "input_high"
+#define G_INPUT_ACTIVE_LOW "input_low"
+
+/*gpio output driver modes */
+#define G_OUTPUT_OPEN_DRAIN "output_open_drain"
+#define G_OUTPUT_PUSH_PULL "output_push_pull"
+/*---------------------------------------------*/
+
+/* i2c modes */
+#define I_MODE_STD "std"
+#define I_MODE_FAST "fast"
+#define I_MODE_HIGH "high"
+/*---------------------------------------------*/
+
+/* spi modes */
+#define S_MODE_0 "mode0"
+#define S_MODE_1 "mode1"
+#define S_MODE_2 "mode2"
+#define S_MODE_3 "mode3"
+/*---------------------------------------------*/
+
+/* uart parity types */
+#define U_PARITY_NONE "N"
+#define U_PARITY_EVEN "E"
+#define U_PARITY_ODD "O"
+#define U_PARITY_MARK "M"
+#define U_PARITY_SPACE "S"
+/*---------------------------------------------*/
+
+#ifdef __cplusplus
+}
+#endif

include/mraa_internal_types.h

@@ -86,12 +86,14 @@
 #define BUS_KEY "bus"
 
 // IO keys
-#define GPIO_KEY "GPIO"
-#define SPI_KEY "SPI"
-#define UART_KEY "UART"
-#define I2C_KEY "I2C"
-#define PWM_KEY "PWM"
-#define AIO_KEY "AIO"
+#define AIO_KEY "a"
+#define GPIO_KEY "g"
+#define I2C_KEY "i"
+#define IIO_KEY "ii"
+#define PWM_KEY "p"
+#define SPI_KEY "s"
+#define UART_KEY "u"
+#define UART_OW_KEY "ow"
 
 #define MRAA_JSONPLAT_ENV_VAR "MRAA_JSON_PLATFORM"