os/: st7701 LCD driver with MIPI

apps/examples/lcd_test/example_lcd.c

@@ -116,7 +116,7 @@ static void test_put_area(void)
 	fd = open(port, O_RDWR | O_SYNC, 0666);
 	if (fd < 0) {
 		printf("ERROR: Failed to open lcd port : %s error:%d\n", port, fd);
-		return -1;
+		return;
 	}
 	struct fb_videoinfo_s vinfo;
 	ioctl(fd, LCDDEVIO_GETVIDEOINFO, (unsigned long)(uintptr_t)&vinfo);
@@ -140,7 +140,7 @@ static void test_put_run(void)
 	fd = open(port, O_RDWR | O_SYNC, 0666);
 	if (fd < 0) {
 		printf("ERROR: Failed to open lcd port : %s error:%d\n", port, fd);
-		return -1;
+		return;
 	}
 	struct lcddev_run_s run;
 	run.planeno = 0;
@@ -149,8 +149,8 @@ static void test_put_run(void)
 	run.npixels = NOPIXELS;
 
 	uint8_t spi_data[2 * NOPIXELS + 1];
-	run.data = &spi_data;
-	for (i = 0; i <= (NOPIXELS * 2); i += 2) {
+	run.data = spi_data;
+	for (i = 0; i < (NOPIXELS * 2); i += 2) {
 		spi_data[i + 1] = WHITE & 0X00FF;
 		spi_data[i] = (WHITE & 0xFF00) >> 8;
 	}
@@ -167,7 +167,7 @@ static void test_clear(void)
 	fd = open(port, O_RDWR | O_SYNC, 0666);
 	if (fd < 0) {
 		printf("ERROR: Failed to open lcd port : %s error:%d\n", port, fd);
-		return -1;
+		return;
 	}
 	struct fb_videoinfo_s vinfo;
 	ioctl(fd, LCDDEVIO_GETVIDEOINFO, (unsigned long)(uintptr_t)&vinfo);
@@ -187,7 +187,7 @@ static void test_init(void)
 	fd = open(port, O_RDWR | O_SYNC, 0666);
 	if (fd < 0) {
 		printf("ERROR: Failed to open lcd port : %s error:%d\n", port, fd);
-		return -1;
+		return;
 	}
 	ioctl(fd, LCDDEVIO_INIT, &ret);
 	close(fd);
@@ -202,7 +202,7 @@ static void test_orientation(void)
 	fd = open(port, O_RDWR | O_SYNC, 0666);
 	if (fd < 0) {
 		printf("ERROR: Failed to open lcd port : %s error:%d\n", port, fd);
-		return -1;
+		return;
 	}
 	ioctl(fd, LCDDEVIO_SETORIENTATION, LCD_RLANDSCAPE);
 
@@ -257,4 +257,5 @@ int lcd_test_main(int argc, char *argv[])
 		sleep(1);
 		count++;
 	}
+	return 0;
 }

os/arch/arm/src/amebasmart/Make.defs

@@ -270,6 +270,9 @@ EXTRA_LIBS += ${TOPDIR}/board/rtl8730e/src/libs/lib_btgap.a
 #endif
 endif
 
+ifeq ($(CONFIG_AMEBASMART_MIPI),y)
+CHIP_CSRCS += amebasmart_mipi.c
+endif
 ifeq ($(CONFIG_AMEBASMART_TRUSTZONE),y)
 #CHIP_CSRCS += amebasmart_nsc.c