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Message-Id: <20250930-b4-ddr-bindings-v8-6-fe4d8c015a50@gmail.com>
Date: Tue, 30 Sep 2025 10:46:49 +0200
From: Clément Le Goffic <legoffic.clement@...il.com>
To: Krzysztof Kozlowski <krzk@...nel.org>, Rob Herring <robh@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Julius Werner <jwerner@...omium.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc: linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
linux-stm32@...md-mailman.stormreply.com,
linux-arm-kernel@...ts.infradead.org,
Clément Le Goffic <legoffic.clement@...il.com>,
Clément Le Goffic <clement.legoffic@...s.st.com>
Subject: [PATCH v8 6/7] arm64: dts: st: add LPDDR channel to stm32mp257f-dk
board
From: Clément Le Goffic <clement.legoffic@...s.st.com>
Add 32bits LPDDR4 channel to the stm32mp257f-dk board.
Signed-off-by: Clément Le Goffic <clement.legoffic@...s.st.com>
Signed-off-by: Clément Le Goffic <legoffic.clement@...il.com>
---
arch/arm64/boot/dts/st/stm32mp257f-dk.dts | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
index a278a1e3ce03..45ffa358c800 100644
--- a/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-dk.dts
@@ -54,6 +54,13 @@ led-blue {
};
};
+ lpddr_channel: sdram-channel-0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "jedec,lpddr4-channel";
+ io-width = <32>;
+ };
+
memory@...00000 {
device_type = "memory";
reg = <0x0 0x80000000 0x1 0x0>;
--
2.43.0
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