linux-kernel - [PATCH v7 1/3] ARM: dts: stm32: add ltdc support on stm32f746 MCU

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Message-Id: <20230728063417.2980091-2-dario.binacchi@amarulasolutions.com>
Date:   Fri, 28 Jul 2023 08:34:14 +0200
From:   Dario Binacchi <dario.binacchi@...rulasolutions.com>
To:     linux-kernel@...r.kernel.org
Cc:     michael@...rulasolutions.com,
        Philippe Cornu <philippe.cornu@...s.st.com>,
        Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>,
        Amarula patchwork <linux-amarula@...rulasolutions.com>,
        Dario Binacchi <dario.binacchi@...rulasolutions.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com
Subject: [PATCH v7 1/3] ARM: dts: stm32: add ltdc support on stm32f746 MCU

Add LTDC (Lcd-tft Display Controller) support.

Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>
Reviewed-by: Raphaël Gallais-Pou <raphael.gallais-pou@...s.st.com>

---

Changes in v7:
- Add 'Reviewed-by' tag I forgot in v6.
  https://lore.kernel.org/linux-arm-kernel/20230629083726.84910-1-dario.binacchi@amarulasolutions.com/T/

 arch/arm/boot/dts/st/stm32f746.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32f746.dtsi b/arch/arm/boot/dts/st/stm32f746.dtsi
index d1802efd067c..36eda1562e83 100644
--- a/arch/arm/boot/dts/st/stm32f746.dtsi
+++ b/arch/arm/boot/dts/st/stm32f746.dtsi
@@ -507,6 +507,16 @@ pwm {
 			};
 		};
 
+		ltdc: display-controller@...16800 {
+			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@...07000 {
 			compatible = "st,stm32-power-config", "syscon";
 			reg = <0x40007000 0x400>;
-- 
2.34.1