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 --- arch/riscv/dts/microchip-mpfs-icicle-kit.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/arch/riscv/dts/microchip-mpfs-icicle-kit.dts b/arch/riscv/dts/microchip-mpfs-icicle-kit.dts index 876c475069..e1fbedc507 100644 --- a/arch/riscv/dts/microchip-mpfs-icicle-kit.dts +++ b/arch/riscv/dts/microchip-mpfs-icicle-kit.dts @@ -18,6 +18,7 @@ aliases { serial1 = &uart1; ethernet0 = &mac1; + spi0 = &qspi; };
chosen { @@ -113,3 +114,17 @@ 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; + }; +};