linux-kernel - [PATCH 7/9] arm64: dts: qcom: ipq5332: Enable QPIC SPI NAND support

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Message-ID: <20250918094017.3844338-8-quic_mdalam@quicinc.com>
Date: Thu, 18 Sep 2025 15:10:15 +0530
From: Md Sadre Alam <quic_mdalam@...cinc.com>
To: <broonie@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
        <conor+dt@...nel.org>, <andersson@...nel.org>,
        <konradybcio@...nel.org>, <vkoul@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-spi@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <dmaengine@...r.kernel.org>
CC: <quic_varada@...cinc.com>, <quic_mdalam@...cinc.com>
Subject: [PATCH 7/9] arm64: dts: qcom: ipq5332: Enable QPIC SPI NAND support

Enable QPIC SPI NAND flash controller support on the IPQ5332 reference
design platform.

Signed-off-by: Md Sadre Alam <quic_mdalam@...cinc.com>
---
 .../boot/dts/qcom/ipq5332-rdp-common.dtsi     | 44 +++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi b/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi
index b37ae7749083..8967861be5fd 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi
@@ -78,4 +78,48 @@ gpio_leds_default: gpio-leds-default-state {
 		drive-strength = <8>;
 		bias-pull-down;
 	};
+
+	qpic_snand_default_state: qpic-snand-default-state {
+		clock-pins {
+			pins = "gpio13";
+			function = "qspi_clk";
+			drive-strength = <8>;
+			bias-disable;
+		};
+
+		cs-pins {
+			pins = "gpio12";
+			function = "qspi_cs";
+			drive-strength = <8>;
+			bias-disable;
+		};
+
+		data-pins {
+			pins = "gpio8", "gpio9", "gpio10", "gpio11";
+			function = "qspi_data";
+			drive-strength = <8>;
+			bias-disable;
+		};
+	};
+};
+
+&qpic_bam {
+	status = "okay";
+};
+
+&qpic_nand {
+	pinctrl-0 = <&qpic_snand_default_state>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	flash@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		nand-ecc-engine = <&qpic_nand>;
+		nand-ecc-strength = <4>;
+		nand-ecc-step-size = <512>;
+	};
 };
-- 
2.34.1