[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/platform/lpc43xx/gpio.c b/src/bsp/lk/platform/lpc43xx/gpio.c
new file mode 100644
index 0000000..04b99bc
--- /dev/null
+++ b/src/bsp/lk/platform/lpc43xx/gpio.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2015 Brian Swetland
+ *
+ * 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 <reg.h>
+#include <platform/lpc43xx-gpio.h>
+
+inline int gpio_config(unsigned nr, unsigned flags) {
+ unsigned m = _GPIOm(nr);
+ unsigned n = _GPIOn(nr);
+ if (flags & GPIO_INPUT) {
+ writel(readl(GPIO_DIR(m)) & (~(1 << n)), GPIO_DIR(m));
+ } else {
+ writel(readl(GPIO_DIR(m)) | (1 << n), GPIO_DIR(m));
+ }
+ return 0;
+}
+
+inline void gpio_set(unsigned nr, unsigned on) {
+ writel(on, GPIO_WORD(nr));
+}
+
+inline int gpio_get(unsigned nr) {
+ return readl(GPIO_WORD(nr)) & 1;
+}