As reported in the section 8.3 (i. e. Board revision history) of document
UM2033 (i. e. Discovery kit with STM32F769NI MCU) these are the changes
related to the board revisions addressed by the patch:
- Board MB1225 revision B-03:
- Memory MICRON MT48LC4M32B2B5-6A replaced by ISSI IS42S32400F-6BL
- Board MB1166 revision A-09:
- LCD FRIDA FRD397B25009-D-CTK replaced by FRIDA FRD400B25025-A-CTK
The patch only adds the DTS support for the new display which belongs to
to the Novatek NT35510-based panel family.
Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx>
---
(no changes since v2)
Changes in v2:
- Change the status of panel_backlight node to "disabled"
- Delete backlight property from panel0 node.
arch/arm/boot/dts/st/Makefile | 1 +
...2f769-disco-mb1225-revb03-mb1166-reva09.dts | 18 ++++++++++++++++++
2 files changed, 19 insertions(+)
create mode 100644 arch/arm/boot/dts/st/stm32f769-disco-mb1225-revb03-mb1166-reva09.dts
diff --git a/arch/arm/boot/dts/st/Makefile b/arch/arm/boot/dts/st/Makefile
index 7892ad69b441..390dbd300a57 100644
--- a/arch/arm/boot/dts/st/Makefile
+++ b/arch/arm/boot/dts/st/Makefile
@@ -23,6 +23,7 @@ dtb-$(CONFIG_ARCH_STM32) += \
stm32f469-disco.dtb \
stm32f746-disco.dtb \
stm32f769-disco.dtb \
+ stm32f769-disco-mb1225-revb03-mb1166-reva09.dts \
stm32429i-eval.dtb \
stm32746g-eval.dtb \
stm32h743i-eval.dtb \
diff --git a/arch/arm/boot/dts/st/stm32f769-disco-mb1225-revb03-mb1166-reva09.dts b/arch/arm/boot/dts/st/stm32f769-disco-mb1225-revb03-mb1166-reva09.dts
new file mode 100644
index 000000000000..014cac192375
--- /dev/null
+++ b/arch/arm/boot/dts/st/stm32f769-disco-mb1225-revb03-mb1166-reva09.dts
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2023 Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx>
+ */
+
+#include "stm32f769-disco.dts"
+
+&panel_backlight {
+ status = "disabled";
+};
+
+&panel0 {
+ compatible = "frida,frd400b25025", "novatek,nt35510";
+ vddi-supply = <&vcc_3v3>;
+ vdd-supply = <&vcc_3v3>;
+ /delete-property/backlight;
+ /delete-property/power-supply;
+};
--
2.43.0
