0001 // SPDX-License-Identifier: ISC
0002 /*
0003 * Device Tree file for Gateway 7001 AP based on IXP422
0004 * Derived from boardfiles written by Imre Kaloz
0005 */
0006
0007 /dts-v1/;
0008
0009 #include "intel-ixp42x.dtsi"
0010 #include <dt-bindings/input/input.h>
0011
0012 / {
0013 model = "Gateway 7001 AP";
0014 compatible = "gateway,7001", "intel,ixp42x";
0015 #address-cells = <1>;
0016 #size-cells = <1>;
0017
0018 memory@0 {
0019 /* 32 MB SDRAM */
0020 device_type = "memory";
0021 reg = <0x00000000 0x2000000>;
0022 };
0023
0024 chosen {
0025 bootargs = "console=ttyS0,115200n8";
0026 stdout-path = "uart1:115200n8";
0027 };
0028
0029 aliases {
0030 /* second UART is the primary console */
0031 serial0 = &uart1;
0032 };
0033
0034 soc {
0035 bus@c4000000 {
0036 flash@0,0 {
0037 compatible = "intel,ixp4xx-flash", "cfi-flash";
0038 bank-width = <2>;
0039 /*
0040 * 8 MB of flash
0041 */
0042 reg = <0 0x00000000 0x800000>;
0043
0044 /* Configure expansion bus to allow writes */
0045 intel,ixp4xx-eb-write-enable = <1>;
0046
0047 partitions {
0048 compatible = "redboot-fis";
0049 /* Eraseblock at 0x7e0000 */
0050 fis-index-block = <0x3f>;
0051 };
0052 };
0053 };
0054
0055 pci@c0000000 {
0056 status = "ok";
0057
0058 /*
0059 * Taken from Gateway 7001 PCI boardfile (gateway7001-pci.c)
0060 * We have slots (IDSEL) 1 and 2 with one assigned IRQ
0061 * each handling all IRQs.
0062 */
0063 interrupt-map =
0064 /* IDSEL 1 */
0065 <0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */
0066 <0x0800 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 11 */
0067 <0x0800 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 11 */
0068 <0x0800 0 0 4 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 11 */
0069 /* IDSEL 2 */
0070 <0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */
0071 <0x1000 0 0 2 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 10 */
0072 <0x1000 0 0 3 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 10 */
0073 <0x1000 0 0 4 &gpio0 10 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 2 is irq 10 */
0074 };
0075
0076 ethernet@c8009000 {
0077 status = "ok";
0078 queue-rx = <&qmgr 3>;
0079 queue-txready = <&qmgr 20>;
0080 phy-mode = "rgmii";
0081 phy-handle = <&phy1>;
0082
0083 mdio {
0084 #address-cells = <1>;
0085 #size-cells = <0>;
0086
0087 phy1: ethernet-phy@1 {
0088 reg = <1>;
0089 };
0090 };
0091 };
0092
0093 ethernet@c800a000 {
0094 status = "ok";
0095 queue-rx = <&qmgr 4>;
0096 queue-txready = <&qmgr 21>;
0097 phy-mode = "rgmii";
0098 phy-handle = <&phy2>;
0099
0100 mdio {
0101 #address-cells = <1>;
0102 #size-cells = <0>;
0103
0104 phy2: ethernet-phy@2 {
0105 reg = <2>;
0106 };
0107 };
0108 };
0109 };
0110 };
