From: Andre Przywara <andre.przywara@arm.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev
Subject: [PATCH] arm64: dts: allwinner: Cubie A5E: enable SPI flash
Date: Tue, 12 May 2026 00:17:41 +0200 [thread overview]
Message-ID: <20260511221741.25888-1-andre.przywara@arm.com> (raw)
The Cubie A5E board comes with 16MiB of SPI NOR flash.
Enable the SPI0 DT node and describe the configuration.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
---
.../boot/dts/allwinner/sun55i-a527-cubie-a5e.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts b/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts
index bfdf1728cd14b..7ad22fc85d1fd 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts
@@ -344,6 +344,21 @@ &r_pio {
vcc-pm-supply = <®_aldo3>;
};
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pc_pins>, <&spi0_cs0_pc_pin>,
+ <&spi0_hold_pc_pin>, <&spi0_wp_pc_pin>;
+ status = "okay";
+
+ flash@0 {
+ compatible = "winbond,w25q128", "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <40000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pb_pins>;
--
2.46.4
next reply other threads:[~2026-05-11 22:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-11 22:17 Andre Przywara [this message]
2026-05-12 16:00 ` [PATCH] arm64: dts: allwinner: Cubie A5E: enable SPI flash Jernej Škrabec
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