examples: gpio_bank2_imx: gpio example using just GPIO2

This example control a led and a button just using GPIOs from
the bank 2 (GPIO2).

Signed-off-by: Raul Munoz <raul.munoz@toradex.com>
Signed-off-by: Stefan Agner <stefan.agner@toradex.com>

1 files changed, 76 insertions, 0 deletions

diff --git a/examples/imx7_colibri_m4/driver_examples/gpio_bank2_imx/gpio_ctrl.h b/examples/imx7_colibri_m4/driver_examples/gpio_bank2_imx/gpio_ctrl.h
new file mode 100644
index 0000000..4b20ce1
--- /dev/null
+++ b/examples/imx7_colibri_m4/driver_examples/gpio_bank2_imx/gpio_ctrl.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2015, Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __GPIO_CTRL_H__
+#define __GPIO_CTRL_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*!
+ * @brief Initialize GPIO controller.
+ */
+void GPIO_Ctrl_Init(void);
+
+/*!
+ * @brief Toggle LED on/off status
+ */
+void GPIO_Ctrl_ToggleLed(gpio_config_t *boardGpioConfig, uint32_t boardGpioRdc);
+/*!
+ * @brief Clear LED on/off status
+ */
+void GPIO_Ctrl_ClearLed(gpio_config_t *boardGpioConfig, uint32_t boardGpioRdc);
+/*!
+ * @brief Set LED on/off status
+ */
+void GPIO_Ctrl_SetLed(gpio_config_t *boardGpioConfig, uint32_t boardGpioRdc);
+/*!
+ * @brief write LED on/off status
+ */
+void GPIO_Ctrl_WriteLed(gpio_config_t *boardGpioConfig, uint32_t boardGpioRdc, uint32_t value);
+/*!
+ * @brief Get Key on/off status
+ */
+uint32_t GPIO_Ctrl_GetKey(gpio_config_t *boardGpioConfig);
+
+/*!
+ * @brief Get Key on/off status
+ */
+void GPIO_WaitKeyPressed(gpio_config_t *boardGpioConfig, uint32_t boardGpioRdc);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __GPIO_CTRL_H__ */
+/*******************************************************************************
+ * EOF
+ ******************************************************************************/