[PATCH v1 5/7] arm64: tegra: Enable QSPI on Jetson Nano

From: Sowjanya Komatineni
Date: Tue Dec 01 2020 - 16:13:48 EST


Jetson Nano has Macronix MX25U3235F Quad SPI Flash.

This patch enables QSPI on Jetson Nano.

Signed-off-by: Sowjanya Komatineni <skomatineni@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
index 6a877de..a1b4603 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
@@ -638,6 +638,18 @@
};
};

+ spi@70410000 {
+ status = "okay";
+
+ flash@0 {
+ compatible = "spi-nor";
+ reg = <0>;
+ spi-max-frequency = <104000000>;
+ spi-tx-bus-width = <2>;
+ spi-rx-bus-width = <2>;
+ };
+ };
+
clk32k_in: clock@0 {
compatible = "fixed-clock";
clock-frequency = <32768>;
--
2.7.4