[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/drivers/media/dvb-frontends/sp887x.h b/src/kernel/linux/v4.14/drivers/media/dvb-frontends/sp887x.h
new file mode 100644
index 0000000..a680cc2
--- /dev/null
+++ b/src/kernel/linux/v4.14/drivers/media/dvb-frontends/sp887x.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+   Driver for the Spase sp887x demodulator
+*/
+
+#ifndef SP887X_H
+#define SP887X_H
+
+#include <linux/dvb/frontend.h>
+#include <linux/firmware.h>
+
+struct sp887x_config
+{
+	/* the demodulator's i2c address */
+	u8 demod_address;
+
+	/* request firmware for device */
+	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
+};
+
+#if IS_REACHABLE(CONFIG_DVB_SP887X)
+extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
+					  struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
+					  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif // CONFIG_DVB_SP887X
+
+#endif // SP887X_H