POSIX: Add proper I2C driver (via /dev/i2c)

1 files changed, 24 insertions, 0 deletions

diff --git a/include/arch/posix/driver/i2c.h b/include/arch/posix/driver/i2c.h
new file mode 100644
index 0000000..e1f596c
--- /dev/null
+++ b/include/arch/posix/driver/i2c.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2021 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef I2C_H
+#define I2C_H
+
+class I2C {
+	private:
+		I2C(const I2C &copy);
+		const char *i2cbus;
+
+	public:
+		I2C (const char *i2cbus) : i2cbus(i2cbus) {}
+		signed char setup();
+		signed char xmit(unsigned char address,
+				unsigned char tx_len, unsigned char *tx_buf,
+				unsigned char rx_len, unsigned char *rx_buf);
+};
+
+extern I2C i2c;
+
+#endif