target/platform: msm8953: rename msmtitanium to msm8953.

Remove internal code name of msmtitanium for msm8953

Change-Id: I45873916f51a93e163e3de69811b22bd23ab65a8
diff --git a/platform/msm8953/gpio.c b/platform/msm8953/gpio.c
new file mode 100644
index 0000000..ddaf46b
--- /dev/null
+++ b/platform/msm8953/gpio.c
@@ -0,0 +1,72 @@
+/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER 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.
+ */
+
+#include <debug.h>
+#include <reg.h>
+#include <platform/iomap.h>
+#include <platform/gpio.h>
+#include <blsp_qup.h>
+
+void gpio_tlmm_config(uint32_t gpio, uint8_t func,
+			uint8_t dir, uint8_t pull,
+			uint8_t drvstr, uint32_t enable)
+{
+	uint32_t val = 0;
+
+	val |= pull;
+	val |= func << 2;
+	val |= drvstr << 6;
+	val |= enable << 9;
+
+	writel(val, (uint32_t *)GPIO_CONFIG_ADDR(gpio));
+	return;
+}
+
+void gpio_set_dir(uint32_t gpio, uint32_t dir)
+{
+	writel(dir, (uint32_t *)GPIO_IN_OUT_ADDR(gpio));
+
+	return;
+}
+
+uint32_t gpio_status(uint32_t gpio)
+{
+	return readl(GPIO_IN_OUT_ADDR(gpio)) & GPIO_IN;
+}
+
+/* Configure gpio for blsp uart 2 */
+void gpio_config_uart_dm(uint8_t id)
+{
+	/* configure rx gpio */
+	gpio_tlmm_config(5, 2, GPIO_INPUT, GPIO_NO_PULL,
+				GPIO_8MA, GPIO_DISABLE);
+
+	/* configure tx gpio */
+	gpio_tlmm_config(4, 2, GPIO_OUTPUT, GPIO_NO_PULL,
+				GPIO_8MA, GPIO_DISABLE);
+}