diff options
author | Ley Foon Tan <ley.foon.tan@intel.com> | 2019-04-03 13:45:02 +0800 |
---|---|---|
committer | Marek Vasut <marex@denx.de> | 2019-04-17 22:20:17 +0200 |
commit | 2c494e62c31a34746d88511e075aa187ac3f7d10 (patch) | |
tree | 412584eba3f3f4fa7e02c328e9fe23035c12b45d | |
parent | 456d45261bc6abee1ffedd0f9cbd35aada5c0ff3 (diff) |
arm: dts: Stratix10: Add QSPI node
Merge qspi dts node from Linux.
Commit 0cb140d07fc75fb (arm64: dts: stratix10: Add QSPI support for Stratix10)
Add -u-boot.dtsi files for non Linux dts properties and
update properties for Uboot.
- add u-boot,dm-pre-reloc
- add alias for spi0
- change compatible for flash
- support quad read and quad write
- change maximum frequency to 100MHz
Tested on Stratix 10 SoC devkit.
SOCFPGA_STRATIX10 # sf probe 0:0
SF: Detected mt25qu02g with page size 256 Bytes, erase size 64 KiB, total 256 MiB
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
-rwxr-xr-x[-rw-r--r--] | arch/arm/dts/socfpga_stratix10.dtsi | 13 | ||||
-rwxr-xr-x | arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi | 25 | ||||
-rwxr-xr-x[-rw-r--r--] | arch/arm/dts/socfpga_stratix10_socdk.dts | 35 |
3 files changed, 73 insertions, 0 deletions
diff --git a/arch/arm/dts/socfpga_stratix10.dtsi b/arch/arm/dts/socfpga_stratix10.dtsi index ee93725d64..d1ae2fabae 100644..100755 --- a/arch/arm/dts/socfpga_stratix10.dtsi +++ b/arch/arm/dts/socfpga_stratix10.dtsi @@ -237,6 +237,19 @@ reg = <0xffe00000 0x100000>; }; + qspi: spi@ff8d2000 { + compatible = "cdns,qspi-nor"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xff8d2000 0x100>, + <0xff900000 0x100000>; + interrupts = <0 3 4>; + cdns,fifo-depth = <128>; + cdns,fifo-width = <4>; + cdns,trigger-address = <0x00000000>; + status = "disabled"; + }; + rst: rstmgr@ffd11000 { #reset-cells = <1>; compatible = "altr,rst-mgr"; diff --git a/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi b/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi new file mode 100755 index 0000000000..e1cfb522bf --- /dev/null +++ b/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * U-Boot additions + * + * Copyright (C) 2019 Intel Corporation <www.intel.com> + */ + +/{ + aliases { + spi0 = &qspi; + }; +}; + +&qspi { + status = "okay"; + u-boot,dm-pre-reloc; +}; + +&flash0 { + compatible = "jedec,spi-nor"; + spi-max-frequency = <100000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + u-boot,dm-pre-reloc; +}; diff --git a/arch/arm/dts/socfpga_stratix10_socdk.dts b/arch/arm/dts/socfpga_stratix10_socdk.dts index c59b77d829..2745050810 100644..100755 --- a/arch/arm/dts/socfpga_stratix10_socdk.dts +++ b/arch/arm/dts/socfpga_stratix10_socdk.dts @@ -87,6 +87,41 @@ smplsel = <0>; }; +&qspi { + flash0: flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "n25q00a"; + 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 0x4000000>; + }; + + qspi_rootfs: partition@4000000 { + label = "Root Filesystem - JFFS2"; + reg = <0x4000000 0x4000000>; + }; + }; + }; +}; + &uart0 { status = "okay"; }; |