From a074364c3731d66b56d988c8a6c960a83ea0e0a1 Mon Sep 17 00:00:00 2001
From: tmk <hasu@tmk-kbd.com>
Date: Fri, 10 Apr 2015 01:32:04 +0900
Subject: Squashed 'tmk_core/' content from commit 05caacc

git-subtree-dir: tmk_core
git-subtree-split: 05caaccec92694bb24c8c3c3a9940b96efd4605c
---
 protocol/ps2_io_mbed.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 protocol/ps2_io_mbed.c

(limited to 'protocol/ps2_io_mbed.c')

diff --git a/protocol/ps2_io_mbed.c b/protocol/ps2_io_mbed.c
new file mode 100644
index 0000000000..83bdcef7f5
--- /dev/null
+++ b/protocol/ps2_io_mbed.c
@@ -0,0 +1,60 @@
+#include <stdbool.h>
+#include "ps2_io.h"
+#include "gpio_api.h"
+
+
+static gpio_t clock;
+static gpio_t data;
+
+/*
+ * Clock
+ */
+void clock_init(void)
+{
+    gpio_init(&clock, P0_9);
+    gpio_mode(&clock, OpenDrain|PullNone);
+}
+
+void clock_lo(void)
+{
+    gpio_dir(&clock, PIN_OUTPUT);
+    gpio_write(&clock, 0);
+}
+void clock_hi(void)
+{
+    gpio_dir(&clock, PIN_OUTPUT);
+    gpio_write(&clock, 1);
+}
+
+bool clock_in(void)
+{
+    gpio_dir(&clock, PIN_INPUT);
+    return gpio_read(&clock);
+}
+
+/*
+ * Data
+ */
+void data_init(void)
+{
+    gpio_init(&data, P0_8);
+    gpio_mode(&data, OpenDrain|PullNone);
+}
+
+void data_lo(void)
+{
+    gpio_dir(&data, PIN_OUTPUT);
+    gpio_write(&data, 0);
+}
+
+void data_hi(void)
+{
+    gpio_dir(&data, PIN_OUTPUT);
+    gpio_write(&data, 1);
+}
+
+bool data_in(void)
+{
+    gpio_dir(&data, PIN_INPUT);
+    return gpio_read(&data);
+}
-- 
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