lcd: rename i2clcd.{h,cxx} to lcd.{h,cxx}

We keep the same upm module library name (i2clcd), and the header
documentation still specifies @library i2clcd.

These will need to be changed when the actual library is renamed.

Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

src/lcd/lcd.cxx

@@ -0,0 +1,74 @@
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 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.
+ */
+
+#include <iostream>
+#include <unistd.h>
+
+#include "lcd.h"
+#include "lcd_private.h"
+
+using namespace upm;
+
+I2CLcd::I2CLcd(int bus, int lcdAddress) : m_i2c_lcd_control(bus)
+{
+    m_lcd_control_address = lcdAddress;
+    m_bus = bus;
+
+    mraa_result_t ret = m_i2c_lcd_control.address(m_lcd_control_address);
+    if (ret != MRAA_SUCCESS) {
+        fprintf(stderr, "Messed up i2c bus\n");
+    }
+}
+
+I2CLcd::~I2CLcd()
+{
+}
+
+mraa_result_t
+I2CLcd::write(int row, int column, std::string msg)
+{
+    setCursor(row, column);
+    return write(msg);
+}
+
+mraa_result_t
+I2CLcd::createChar(uint8_t charSlot, uint8_t charData[])
+{
+    mraa_result_t error = MRAA_SUCCESS;
+    charSlot &= 0x07; // only have 8 positions we can set
+    error = m_i2c_lcd_control.writeReg(LCD_CMD, LCD_SETCGRAMADDR | (charSlot << 3));
+    if (error == MRAA_SUCCESS) {
+        for (int i = 0; i < 8; i++) {
+            error = m_i2c_lcd_control.writeReg(LCD_DATA, charData[i]);
+        }
+    }
+
+    return error;
+}
+
+std::string
+I2CLcd::name()
+{
+    return m_name;
+}