arm/stm32h753bi: Add support to lvgl

Signed-off-by: Jorge Guzman <[email protected]>
apache · Dec 22, 2024 · e55966d · e55966d
1 parent e26e8bd
commit e55966d
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Showing 9 changed files with 257 additions and 98 deletions.
diff --git a/Documentation/platforms/arm/stm32h7/boards/linum-stm32h753bi/index.rst b/Documentation/platforms/arm/stm32h7/boards/linum-stm32h753bi/index.rst
@@ -813,3 +813,57 @@ Configures the board to use the SPI4 and enables RFID driver with MFRC522::
   MOSI     PE6
   CS       PE4
   ======== =====
+
+lvgl
+----
+
+Configures the board to use display of 7 inch with lvgl example.
+
+To verify if the display is functioning correctly, use the **fb** command. You should see the display change colors.::
+
+  nsh> fb
+  VideoInfo:
+        fmt: 11
+      xres: 1024
+      yres: 600
+    nplanes: 1
+  noverlays: 1
+  OverlayInfo (overlay 0):
+      fbmem: 0xc0000000
+      fblen: 1228800
+    stride: 2048
+    overlay: 0
+        bpp: 16
+      blank: 0
+  chromakey: 0x00000000
+      color: 0x00000000
+    transp: 0xff
+      mode: 0
+      area: (0,0) => (1024,600)
+      accl: 1
+  PlaneInfo (plane 0):
+      fbmem: 0xc0000000
+      fblen: 1228800
+    stride: 2048
+    display: 0
+        bpp: 16
+  Mapped FB: 0xc0000000
+  0: (  0,  0) (1024,600)
+  1: ( 93, 54) (838,492)
+  2: (186,108) (652,384)
+  3: (279,162) (466,276)
+  4: (372,216) (280,168)
+  5: (465,270) ( 94, 60)
+  Test finished
+
+Once the **fd** command work, run the lvgl exemple. ::
+
+  nsh> lvgldemo
+
+**WARNING:** This example at the moment is not working correctly yet and have a bug fix to be done.
+In the lvgl file **./apps/graphics/lvgl/lvgl/src/drivers/nuttx/lv_nuttx_fbdev.c**
+search the function **lv_nuttx_fbdev_set_file** and modify line 156 as follows:
+
+    dsc->mem_off_screen = malloc(data_size);
+    to
+    dsc->mem_off_screen = (void*)0xC00000000;
diff --git a/arch/arm/src/stm32f7/stm32_ltdc.c b/arch/arm/src/stm32f7/stm32_ltdc.c
@@ -2623,7 +2623,7 @@ static int stm32_setchromakey(struct fb_vtable_s *vtable,
   struct stm32_ltdcdev_s *priv = (struct stm32_ltdcdev_s *)vtable;
 
   DEBUGASSERT(vtable != NULL && priv == &g_vtable && oinfo != NULL);
-  lcdinfo("vtable=%p, overlay=%d, chromakey=%08x\n", vtable,
+  lcdinfo("vtable=%p, overlay=%d, chromakey=%08" PRIx32 "\n", vtable,
           oinfo->overlay, oinfo->chromakey);
 
   if (oinfo->overlay < LTDC_NLAYERS)
@@ -2689,7 +2689,8 @@ static int stm32_setcolor(struct fb_vtable_s *vtable,
                           const struct fb_overlayinfo_s *oinfo)
 {
   DEBUGASSERT(vtable != NULL && vtable == &g_vtable.vtable && oinfo != NULL);
-  lcdinfo("vtable=%p, overlay=%d, color=%08x\n", vtable, oinfo->color);
+  lcdinfo("vtable=%p, overlay=%d, color=%08" PRIx32 "\n",
+          vtable, oinfo->overlay, oinfo->color);
 
   if (oinfo->overlay < LTDC_NOVERLAYS)
     {
@@ -2737,7 +2738,8 @@ static int stm32_setblank(struct fb_vtable_s *vtable,
   struct stm32_ltdcdev_s *priv = (struct stm32_ltdcdev_s *)vtable;
 
   DEBUGASSERT(vtable != NULL && priv == &g_vtable && oinfo != NULL);
-  lcdinfo("vtable=%p, overlay=%d, blank=%02x\n", vtable, oinfo->blank);
+  lcdinfo("vtable=%p, overlay=%d, blank=%02x\n",
+          vtable, oinfo->overlay, oinfo->blank);
 
   if (oinfo->overlay < LTDC_NLAYERS)
     {

diff --git a/arch/arm/src/stm32h7/stm32_ltdc.c b/arch/arm/src/stm32h7/stm32_ltdc.c
@@ -2626,7 +2626,7 @@ static int stm32_setchromakey(struct fb_vtable_s *vtable,
   struct stm32_ltdcdev_s *priv = (struct stm32_ltdcdev_s *)vtable;
 
   DEBUGASSERT(vtable != NULL && priv == &g_vtable && oinfo != NULL);
-  lcdinfo("vtable=%p, overlay=%d, chromakey=%08x\n", vtable,
+  lcdinfo("vtable=%p, overlay=%d, chromakey=%08" PRIx32 "\n", vtable,
           oinfo->overlay, oinfo->chromakey);
 
   if (oinfo->overlay < LTDC_NLAYERS)
@@ -2692,7 +2692,8 @@ static int stm32_setcolor(struct fb_vtable_s *vtable,
                           const struct fb_overlayinfo_s *oinfo)
 {
   DEBUGASSERT(vtable != NULL && vtable == &g_vtable.vtable && oinfo != NULL);
-  lcdinfo("vtable=%p, overlay=%d, color=%08x\n", vtable, oinfo->color);
+  lcdinfo("vtable=%p, overlay=%d, color=%08" PRIx32 "\n",
+          vtable, oinfo->overlay, oinfo->color);
 
   if (oinfo->overlay < LTDC_NOVERLAYS)
     {
@@ -2739,7 +2740,8 @@ static int stm32_setblank(struct fb_vtable_s *vtable,
   struct stm32_ltdcdev_s *priv = (struct stm32_ltdcdev_s *)vtable;
 
   DEBUGASSERT(vtable != NULL && priv == &g_vtable && oinfo != NULL);
-  lcdinfo("vtable=%p, overlay=%d, blank=%02x\n", vtable, oinfo->blank);
+  lcdinfo("vtable=%p, overlay=%d, blank=%02x\n",
+          vtable, oinfo->overlay, oinfo->blank);
 
   if (oinfo->overlay < LTDC_NLAYERS)
     {

diff --git a/boards/arm/stm32h7/linum-stm32h753bi/configs/lvgl/defconfig b/boards/arm/stm32h7/linum-stm32h753bi/configs/lvgl/defconfig
@@ -0,0 +1,74 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_STANDARD_SERIAL is not set
+# CONFIG_STM32H7_FB_CMAP is not set
+# CONFIG_STM32H7_LTDC_L1_CHROMAKEYEN is not set
+# CONFIG_STM32H7_LTDC_L2 is not set
+# CONFIG_STM32H7_USE_LEGACY_PINMAP is not set
+CONFIG_ARCH="arm"
+CONFIG_ARCH_BOARD="linum-stm32h753bi"
+CONFIG_ARCH_BOARD_LINUM_STM32H753BI=y
+CONFIG_ARCH_CHIP="stm32h7"
+CONFIG_ARCH_CHIP_STM32H753BI=y
+CONFIG_ARCH_CHIP_STM32H7=y
+CONFIG_ARCH_CHIP_STM32H7_CORTEXM7=y
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_ARMV7M_DCACHE=y
+CONFIG_ARMV7M_DCACHE_WRITETHROUGH=y
+CONFIG_ARMV7M_DTCM=y
+CONFIG_ARMV7M_ICACHE=y
+CONFIG_BOARD_LOOPSPERMSEC=43103
+CONFIG_BUILTIN=y
+CONFIG_DEBUG_FEATURES=y
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_DRIVERS_VIDEO=y
+CONFIG_EXAMPLES_ALARM=y
+CONFIG_EXAMPLES_FB=y
+CONFIG_EXAMPLES_LVGLDEMO=y
+CONFIG_FB_OVERLAY=y
+CONFIG_FS_PROCFS=y
+CONFIG_GRAPHICS_LVGL=y
+CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_INTELHEX_BINARY=y
+CONFIG_LIBM=y
+CONFIG_LV_USE_CLIB_MALLOC=y
+CONFIG_LV_USE_CLIB_SPRINTF=y
+CONFIG_LV_USE_CLIB_STRING=y
+CONFIG_LV_USE_DEMO_WIDGETS=y
+CONFIG_LV_USE_NUTTX=y
+CONFIG_MM_REGIONS=5
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_DISABLE_IFUPDOWN=y
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_LINELEN=64
+CONFIG_NSH_READLINE=y
+CONFIG_PREALLOC_TIMERS=4
+CONFIG_RAM_SIZE=245760
+CONFIG_RAM_START=0x20010000
+CONFIG_RAW_BINARY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_RTC_ALARM=y
+CONFIG_RTC_DATETIME=y
+CONFIG_RTC_DRIVER=y
+CONFIG_SCHED_WAITPID=y
+CONFIG_START_DAY=6
+CONFIG_START_MONTH=12
+CONFIG_START_YEAR=2011
+CONFIG_STM32H7_FMC=y
+CONFIG_STM32H7_LTDC=y
+CONFIG_STM32H7_LTDC_FB_BASE=0xC0000000
+CONFIG_STM32H7_LTDC_FB_SIZE=1228800
+CONFIG_STM32H7_PWR=y
+CONFIG_STM32H7_RTC=y
+CONFIG_STM32H7_USART1=y
+CONFIG_SYSTEM_NSH=y
+CONFIG_TASK_NAME_SIZE=0
+CONFIG_TESTING_RAMTEST=y
+CONFIG_USART1_SERIAL_CONSOLE=y
+CONFIG_VIDEO_FB=y