target: msm8905: Add SPI display interface into default cmdline

Add the stream of SPI display interface into default cmdline,lk will
deliver the default cmdline to kernel when continue-splash is disabled.

Change-Id: I62ac83f15200e24b96b3b926defcdadf378d74d7
diff --git a/target/init.c b/target/init.c
index bb40155..d7194fd 100644
--- a/target/init.c
+++ b/target/init.c
@@ -229,6 +229,11 @@
 	return 0;
 }
 
+__WEAK uint8_t target_is_spi()
+{
+	return 0;
+}
+
 /* default usb controller to be used. */
 __WEAK const char * target_usb_controller()
 {
diff --git a/target/msm8909/init.c b/target/msm8909/init.c
index e00a5c8..72c6cc4 100644
--- a/target/msm8909/init.c
+++ b/target/msm8909/init.c
@@ -509,6 +509,17 @@
 	return ret;
 }
 
+uint8_t target_is_spi()
+{
+	uint32_t platform = board_platform_id();
+	uint32_t hw_id = board_hardware_id();
+
+	if ((MSM8905 == platform) && (HW_PLATFORM_QRD == hw_id))
+		return 1;
+	return 0;
+
+}
+
 static uint8_t splash_override;
 /* Returns 1 if target supports continuous splash screen. */
 int target_cont_splash_screen()