linux-kernel - [PATCH] ARM: dts: st: add buswidth property to stm32f429-disco

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Message-ID: <20230702103516.139440-1-rgallaispou@gmail.com>
Date:   Sun,  2 Jul 2023 12:35:16 +0200
From:   Raphael Gallais-Pou <rgallaispou@...il.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc:     devicetree@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: dts: st: add buswidth property to stm32f429-disco

The ili9341 is left without a mandatory buswidth to properly communicate
between the SI bus and the display. Add the device-tree property.

Signed-off-by: Raphael Gallais-Pou <rgallaispou@...il.com>
---
 arch/arm/boot/dts/stm32f429-disco.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts
index 3b81228d46a2..5eaf95afc8c7 100644
--- a/arch/arm/boot/dts/stm32f429-disco.dts
+++ b/arch/arm/boot/dts/stm32f429-disco.dts
@@ -197,6 +197,7 @@ display: display@1{
 		spi-3wire;
 		spi-max-frequency = <10000000>;
 		dc-gpios = <&gpiod 13 0>;
+		buswidth = <8>;
 		port {
 			panel_in_rgb: endpoint {
 			remote-endpoint = <&ltdc_out_rgb>;
-- 
2.41.0