diff options
Diffstat (limited to 'arch/arm/boot/dts/marvell/armada-xp-crs326-24g-2s.dtsi')
-rw-r--r-- | arch/arm/boot/dts/marvell/armada-xp-crs326-24g-2s.dtsi | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/marvell/armada-xp-crs326-24g-2s.dtsi b/arch/arm/boot/dts/marvell/armada-xp-crs326-24g-2s.dtsi new file mode 100644 index 0000000000..cab99d8e29 --- /dev/null +++ b/arch/arm/boot/dts/marvell/armada-xp-crs326-24g-2s.dtsi @@ -0,0 +1,104 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Device Tree file for CRS326-24G-2S board + * + * Copyright (C) 2016 Allied Telesis Labs + * Copyright (C) 2020 Sartura Ltd. + * + * Based on armada-xp-db.dts + * + * Note: this Device Tree assumes that the bootloader has remapped the + * internal registers to 0xf1000000 (instead of the default + * 0xd0000000). The 0xf1000000 is the default used by the recent, + * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier + * boards were delivered with an older version of the bootloader that + * left internal registers mapped at 0xd0000000. If you are in this + * situation, you should either update your bootloader (preferred + * solution) or the below Device Tree should be adjusted. + */ + +/dts-v1/; +#include "armada-xp-98dx3236.dtsi" + +/ { + model = "CRS326-24G-2S+"; + compatible = "mikrotik,crs326-24g-2s", "marvell,armadaxp-98dx3236", "marvell,armada-370-xp"; + + chosen { + bootargs = "console=ttyS0,115200 earlyprintk"; + }; + + memory { + device_type = "memory"; + reg = <0 0x00000000 0 0x20000000>; /* 512 MB */ + }; +}; + +&L2 { + arm,parity-enable; + marvell,ecc-enable; +}; + +&devbus_bootcs { + status = "okay"; + + /* Device Bus parameters are required */ + + /* Read parameters */ + devbus,bus-width = <16>; + devbus,turn-off-ps = <60000>; + devbus,badr-skew-ps = <0>; + devbus,acc-first-ps = <124000>; + devbus,acc-next-ps = <248000>; + devbus,rd-setup-ps = <0>; + devbus,rd-hold-ps = <0>; + + /* Write parameters */ + devbus,sync-enable = <0>; + devbus,wr-high-ps = <60000>; + devbus,wr-low-ps = <60000>; + devbus,ale-wr-ps = <60000>; +}; + +&uart0 { + status = "okay"; +}; + +&uart1 { + status = "okay"; +}; + +&i2c0 { + clock-frequency = <100000>; + status = "okay"; +}; + +&usb0 { + status = "okay"; +}; + +&spi0 { + status = "okay"; + + flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "jedec,spi-nor"; + reg = <0>; /* Chip select 0 */ + spi-max-frequency = <108000000>; + m25p,fast-read; + + partition@u-boot { + reg = <0x00000000 0x001f0000>; + label = "u-boot"; + }; + partition@u-boot-env { + reg = <0x001f0000 0x00010000>; + label = "u-boot-env"; + }; + partition@ubi1 { + reg = <0x00200000 0x00e00000>; + label = "ubi1"; + }; + }; +}; |