From: "Ooi, Joyce" <[email protected]> This patch adds QSPI flash interface in device tree for Intel Agilex
Signed-off-by: Ooi, Joyce <[email protected]> --- arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts b/arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts index 2ba9a5dc91aa..e3c5b007fb51 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts +++ b/arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts @@ -81,3 +81,38 @@ &watchdog0 { status = "okay"; }; + +&qspi { + flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "mt25qu02g"; + reg = <0>; + spi-max-frequency = <50000000>; + + m25p,fast-read; + cdns,page-size = <256>; + cdns,block-size = <16>; + cdns,read-delay = <1>; + cdns,tshsl-ns = <50>; + cdns,tsd2d-ns = <50>; + cdns,tchsh-ns = <4>; + cdns,tslch-ns = <4>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + qspi_boot: partition@0 { + label = "Boot and fpga data"; + reg = <0x0 0x034B0000>; + }; + + qspi_rootfs: partition@34B0000 { + label = "Root Filesystem - JFFS2"; + reg = <0x034B0000 0x0EB50000>; + }; + }; + }; +}; -- 2.13.0
