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ARM: dts: stm32: add ltdc support on stm32f746 MCU

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The patch applies the changes from Linux commit 008ef8b3a1a00 ("Add LTDC
(Lcd-tft Display Controller) support") and removes the same settings
from stm32f746-disco-u-boot.dtsi.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
This commit is contained in:
Dario Binacchi 2023-09-03 22:48:46 +02:00 • committed by Patrice Chotard
parent 5b9e395726
commit f479f5dbb7
2 changed files with 16 additions and 12 deletions
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18
arch/arm/dts/stm32f746-disco-u-boot.dtsi
View file

@ -63,19 +63,13 @@
};
};
};
};
soc {
ltdc: display-controller@40016800 {
compatible = "st,stm32-ltdc";
reg = <0x40016800 0x200>;
resets = <&rcc STM32F7_APB2_RESET(LTDC)>;
clocks = <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>;
pinctrl-0 = <&ltdc_pins>;
status = "okay";
bootph-all;
};
};
&ltdc {
clocks = <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>;
pinctrl-0 = <&ltdc_pins>;
status = "okay";
bootph-all;
};
&fmc {

10
arch/arm/dts/stm32f746.dtsi
View file

@ -518,6 +518,16 @@
};
};
ltdc: display-controller@40016800 {
compatible = "st,stm32-ltdc";
reg = <0x40016800 0x200>;
interrupts = <88>, <89>;
resets = <&rcc STM32F7_APB2_RESET(LTDC)>;
clocks = <&rcc 1 CLK_LCD>;
clock-names = "lcd";
status = "disabled";
};
pwrcfg: power-config@40007000 {
compatible = "st,stm32-power-config", "syscon";
reg = <0x40007000 0x400>;