Add QSPI NAND device node to the Microchip PolarFire SoC Icicle kit device tree.
The Winbond NAND flash memory can be connected to the Icicle Kit by using the Mikroe Flash 5 click board and the Pi 3 Click shield.
Signed-off-by: Padmarao Begari padmarao.begari@microchip.com Reviewed-by: Conor Dooley conor.dooley@microchip.com --- arch/riscv/dts/microchip-mpfs-icicle-kit.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/arch/riscv/dts/microchip-mpfs-icicle-kit.dts b/arch/riscv/dts/microchip-mpfs-icicle-kit.dts index 48fc2bf06a..762dcfc694 100644 --- a/arch/riscv/dts/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/dts/microchip-mpfs-icicle-kit.dts @@ -19,6 +19,7 @@ aliases { serial1 = &uart1; ethernet0 = &mac1; + spi0 = &qspi; };
chosen { @@ -114,3 +115,18 @@ ti,fifo-depth = <0x1>; }; }; + +&qspi { + status = "okay"; + num-cs = <1>; + + flash0: flash@0 { + compatible = "spi-nand"; + reg = <0x0>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + spi-max-frequency = <20000000>; + spi-cpol; + spi-cpha; + }; +};