diff options
| -rw-r--r-- | arch/arm/boot/dts/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/boot/dts/intel-ixp42x-ixdp425.dts | 72 | ||||
| -rw-r--r-- | arch/arm/boot/dts/intel-ixp43x-kixrp435.dts | 68 | ||||
| -rw-r--r-- | arch/arm/boot/dts/intel-ixp46x-ixdp465.dts | 38 | ||||
| -rw-r--r-- | arch/arm/boot/dts/intel-ixp4xx-reference-design.dtsi | 132 |
5 files changed, 313 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index bc6237aea02c..f1f189e3a938 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -242,6 +242,9 @@ dtb-$(CONFIG_ARCH_INTEGRATOR) += \ dtb-$(CONFIG_ARCH_IXP4XX) += \ intel-ixp42x-linksys-nslu2.dtb \ intel-ixp42x-welltech-epbx100.dtb \ + intel-ixp42x-ixdp425.dtb \ + intel-ixp43x-kixrp435.dtb \ + intel-ixp46x-ixdp465.dtb \ intel-ixp42x-iomega-nas100d.dtb \ intel-ixp42x-dlink-dsm-g600.dtb \ intel-ixp42x-gateworks-gw2348.dtb \ diff --git a/arch/arm/boot/dts/intel-ixp42x-ixdp425.dts b/arch/arm/boot/dts/intel-ixp42x-ixdp425.dts new file mode 100644 index 000000000000..beaadda4685f --- /dev/null +++ b/arch/arm/boot/dts/intel-ixp42x-ixdp425.dts @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: ISC +/* + * Device Tree file for the Intel IXDP425 also known as IXCDP1100 Control Plane + * processor reference design. + * + * This platform has the codename "Richfield". + * + * This machine is based on a 533 MHz IXP425. + */ + +/dts-v1/; + +#include "intel-ixp42x.dtsi" +#include "intel-ixp4xx-reference-design.dtsi" +#include <dt-bindings/input/input.h> + +/ { + model = "Intel IXDP425/IXCDP1100 Richfield Reference Design"; + compatible = "intel,ixdp425", "intel,ixp42x"; + #address-cells = <1>; + #size-cells = <1>; + + soc { + bus@c4000000 { + flash@0,0 { + compatible = "intel,ixp4xx-flash", "cfi-flash"; + bank-width = <2>; + /* Enable writes on the expansion bus */ + intel,ixp4xx-eb-write-enable = <1>; + /* 16 MB of Flash mapped in at CS0 */ + reg = <0 0x00000000 0x1000000>; + + partitions { + compatible = "redboot-fis"; + /* Eraseblock at 0x0fe0000 */ + fis-index-block = <0x7f>; + }; + }; + }; + + /* EthB */ + ethernet@c8009000 { + status = "ok"; + queue-rx = <&qmgr 3>; + queue-txready = <&qmgr 20>; + phy-mode = "rgmii"; + phy-handle = <&phy0>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + phy0: ethernet-phy@0 { + reg = <0>; + }; + + phy1: ethernet-phy@1 { + reg = <1>; + }; + }; + }; + + /* EthC */ + ethernet@c800a000 { + status = "ok"; + queue-rx = <&qmgr 4>; + queue-txready = <&qmgr 21>; + phy-mode = "rgmii"; + phy-handle = <&phy1>; + }; + }; +}; diff --git a/arch/arm/boot/dts/intel-ixp43x-kixrp435.dts b/arch/arm/boot/dts/intel-ixp43x-kixrp435.dts new file mode 100644 index 000000000000..3d7cfa1a5ed4 --- /dev/null +++ b/arch/arm/boot/dts/intel-ixp43x-kixrp435.dts @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: ISC +/* + * Device Tree file for the Intel KIXRP435 Control Plane + * processor reference design. + */ + +/dts-v1/; + +#include "intel-ixp43x.dtsi" +#include "intel-ixp4xx-reference-design.dtsi" +#include <dt-bindings/input/input.h> + +/ { + model = "Intel KIXRP435 Reference Design"; + compatible = "intel,kixrp435", "intel,ixp43x"; + #address-cells = <1>; + #size-cells = <1>; + + soc { + bus@c4000000 { + flash@0,0 { + compatible = "intel,ixp4xx-flash", "cfi-flash"; + bank-width = <2>; + /* Enable writes on the expansion bus */ + intel,ixp4xx-eb-write-enable = <1>; + /* 16 MB of Flash mapped in at CS0 */ + reg = <0 0x00000000 0x1000000>; + + partitions { + compatible = "redboot-fis"; + /* Eraseblock at 0x0fe0000 */ + fis-index-block = <0x7f>; + }; + }; + }; + + /* CHECKME: ethernet set-up taken from Gateworks Cambria */ + ethernet@c800a000 { + status = "ok"; + queue-rx = <&qmgr 4>; + queue-txready = <&qmgr 21>; + phy-mode = "rgmii"; + phy-handle = <&phy1>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + phy1: ethernet-phy@1 { + reg = <1>; + }; + + phy2: ethernet-phy@2 { + reg = <2>; + }; + }; + }; + + ethernet@c800c000 { + status = "ok"; + queue-rx = <&qmgr 2>; + queue-txready = <&qmgr 19>; + phy-mode = "rgmii"; + phy-handle = <&phy2>; + intel,npe-handle = <&npe 0>; + }; + }; +}; diff --git a/arch/arm/boot/dts/intel-ixp46x-ixdp465.dts b/arch/arm/boot/dts/intel-ixp46x-ixdp465.dts new file mode 100644 index 000000000000..a062cd1a6588 --- /dev/null +++ b/arch/arm/boot/dts/intel-ixp46x-ixdp465.dts @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: ISC +/* + * Device Tree file for the Intel IXDP465 Control Plane processor reference + * design, codename "BMP". + */ + +/dts-v1/; + +#include "intel-ixp45x-ixp46x.dtsi" +#include "intel-ixp4xx-reference-design.dtsi" +#include <dt-bindings/input/input.h> + +/ { + model = "Intel IXDP465 BMP Reference Design"; + compatible = "intel,ixdp465", "intel,ixp46x"; + #address-cells = <1>; + #size-cells = <1>; + + soc { + bus@c4000000 { + flash@0,0 { + compatible = "intel,ixp4xx-flash", "cfi-flash"; + bank-width = <2>; + /* Enable writes on the expansion bus */ + intel,ixp4xx-eb-write-enable = <1>; + /* 32 MB of Flash mapped in at CS0 and CS1 */ + reg = <0 0x00000000 0x2000000>; + + partitions { + compatible = "redboot-fis"; + /* Eraseblock at 0x1fe0000 */ + fis-index-block = <0xff>; + }; + }; + }; + /* TODO: configure ethernet etc */ + }; +}; diff --git a/arch/arm/boot/dts/intel-ixp4xx-reference-design.dtsi b/arch/arm/boot/dts/intel-ixp4xx-reference-design.dtsi new file mode 100644 index 000000000000..c1d9c49982b3 --- /dev/null +++ b/arch/arm/boot/dts/intel-ixp4xx-reference-design.dtsi @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: ISC +/* + * Device Tree include file for Intel reference designs for the + * XScale Network Processors in the IXP 4xx series. Common device + * set-up for IXDP425, IXCDP1100, KIXRP435 and IXDP465. + */ + +/ { + memory@0 { + /* + * The board supports up to 256 MB of memory. Here we put in + * 64 MB and this may be modified by the boot loader. + */ + device_type = "memory"; + reg = <0x00000000 0x4000000>; + }; + + chosen { + bootargs = "console=ttyS0,115200n8"; + stdout-path = "uart0:115200n8"; + }; + + aliases { + serial0 = &uart0; + }; + + i2c { + compatible = "i2c-gpio"; + sda-gpios = <&gpio0 7 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@50 { + /* + * Philips PCF8582C-2T/03 512byte I2C EEPROM + * should behave like an Atmel 24c04. + */ + compatible = "atmel,24c04"; + reg = <0x50>; + pagesize = <16>; + size = <512>; + read-only; + }; + }; + + soc { + bus@c4000000 { + /* Flash memory defined per-variant */ + nand-controller@3,0 { + /* Some designs have a NAND on CS3 enable it here if present */ + status = "disabled"; + + /* + * gen_nand needs to be extended and documented to get + * command byte = 1 and address byte = 2 from the device + * tree. + */ + compatible = "gen_nand"; + + /* Expansion bus set-up */ + intel,ixp4xx-eb-t1 = <0>; + intel,ixp4xx-eb-t2 = <0>; + intel,ixp4xx-eb-t3 = <1>; // 1 cycle extra strobe phase + intel,ixp4xx-eb-t4 = <0>; + intel,ixp4xx-eb-t5 = <0>; + intel,ixp4xx-eb-cycle-type = <0>; // Intel cycle type + intel,ixp4xx-eb-byte-access-on-halfword = <0>; + intel,ixp4xx-eb-mux-address-and-data = <0>; + intel,ixp4xx-eb-ahb-split-transfers = <0>; + intel,ixp4xx-eb-write-enable = <1>; + intel,ixp4xx-eb-byte-access = <1>; + + /* 512 bytes memory window */ + reg = <3 0x00000000 0x200>; + nand-on-flash-bbt; + nand-ecc-mode = "soft_bch"; + nand-ecc-step-size = <512>; + nand-ecc-strength = <4>; + nce-gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>; /* NCE */ + + label = "ixp400 NAND"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + fs@0 { + label = "ixp400 NAND FS 0"; + reg = <0x0 0x800000>; + }; + fs@800000 { + label = "ixp400 NAND FS 1"; + reg = <0x800000 0x0>; + }; + }; + }; + }; + + pci@c0000000 { + status = "ok"; + + /* + * Taken from IXDP425 PCI boardfile. + * PCI slots on the BIXMB425BD base card. + * We have up to 4 slots (IDSEL) with 4 swizzled IRQs. + */ + interrupt-map = + /* IDSEL 1 */ + <0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */ + <0x0800 0 0 2 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 10 */ + <0x0800 0 0 3 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 9 */ + <0x0800 0 0 4 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 8 */ + /* IDSEL 2 */ + <0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */ + <0x1000 0 0 2 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 9 */ + <0x1000 0 0 3 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 8 */ + <0x1000 0 0 4 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 2 is irq 11 */ + /* IDSEL 3 */ + <0x1800 0 0 1 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 3 is irq 9 */ + <0x1800 0 0 2 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 3 is irq 8 */ + <0x1800 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 3 is irq 11 */ + <0x1800 0 0 4 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 3 is irq 10 */ + /* IDSEL 4 */ + <0x2000 0 0 1 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 4 is irq 8 */ + <0x2000 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 4 is irq 11 */ + <0x2000 0 0 3 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 4 is irq 10 */ + <0x2000 0 0 4 &gpio0 9 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 4 is irq 9 */ + }; + }; +}; |