linux-kernel - [PATCH v1 11/14] arm64: dts: mediatek: mt7988a-bpi-r4: configure spi-nodes

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Message-ID: <20250511142655.11007-2-frank-w@public-files.de>
Date: Sun, 11 May 2025 16:26:51 +0200
From: Frank Wunderlich <frank-w@...lic-files.de>
To: Andrew Lunn <andrew@...n.ch>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: Frank Wunderlich <frank-w@...lic-files.de>,
	Arınç ÜNAL <arinc.unal@...nc9.com>,
	Landen Chao <Landen.Chao@...iatek.com>,
	DENG Qingfang <dqfext@...il.com>,
	Sean Wang <sean.wang@...iatek.com>,
	Daniel Golle <daniel@...rotopia.org>,
	Lorenzo Bianconi <lorenzo@...nel.org>,
	Felix Fietkau <nbd@....name>,
	netdev@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: [PATCH v1 11/14] arm64: dts: mediatek: mt7988a-bpi-r4: configure spi-nodes

Configure and enable SPI nodes on Bananapi R4 board.

Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
---
 .../dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
index c6f84de82a4d..81ba045e0e0e 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
@@ -401,6 +401,38 @@ &serial0 {
 	status = "okay";
 };
 
+&spi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0_flash_pins>;
+	status = "okay";
+
+	spi_nand: flash@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+		spi-tx-bus-width = <4>;
+		spi-rx-bus-width = <4>;
+	};
+};
+
+&spi1 {
+	status = "okay";
+};
+
+&spi_nand {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		partition@0 {
+			label = "bl2";
+			reg = <0x0 0x200000>;
+			read-only;
+		};
+	};
+};
+
 &ssusb1 {
 	status = "okay";
 };
-- 
2.43.0