From c4c8757b2d8956ae48d4d3b4acd400835c98921e Mon Sep 17 00:00:00 2001 From: "Ooi, Joyce" Date: Tue, 8 Oct 2019 01:46:39 -0700 Subject: [PATCH] arm64: dts: agilex: add QSPI support for Intel Agilex This patch adds QSPI flash interface in device tree for Intel Agilex Signed-off-by: Ooi, Joyce Signed-off-by: Dinh Nguyen --- .../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 7814a9e8eb08..866205ac7d51 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts +++ b/arch/arm64/boot/dts/intel/socfpga_agilex_socdk.dts @@ -73,3 +73,38 @@ &watchdog0 { status = "okay"; }; + +&qspi { + flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "mt25qu02g"; + reg = <0>; + spi-max-frequency = <100000000>; + + 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>; + }; + }; + }; +}; -- 2.25.1