1 // SPDX-License-Identifier: ISC
3 * Device Tree file for ADI Engineering Coyote platform.
4 * Derived from boardfiles written by MontaVista software.
5 * Ethernet set-up from OpenWrt.
10 #include "intel-ixp42x.dtsi"
11 #include <dt-bindings/input/input.h>
14 model = "ADI Engineering Coyote reference design";
15 compatible = "adieng,coyote", "intel,ixp42x";
20 /* CHECKME: 16 MB SDRAM minimum, maybe the Coyote actually has more */
21 device_type = "memory";
22 reg = <0x00000000 0x01000000>;
26 bootargs = "console=ttyS0,115200n8 root=/dev/sda1 rw rootwait";
27 stdout-path = "uart1:115200n8";
31 /* These are switched around */
39 compatible = "intel,ixp4xx-flash", "cfi-flash";
42 * 32 MB of Flash in 128 0x20000 sized blocks
43 * mapped in at CS0 and CS1
45 reg = <0 0x00000000 0x2000000>;
47 /* Configure expansion bus to allow writes */
48 intel,ixp4xx-eb-write-enable = <1>;
51 compatible = "redboot-fis";
52 /* CHECKME: guess this is Redboot FIS */
53 fis-index-block = <0x1ff>;
62 * Taken from Coyote PCI boardfile.
63 * We have slots (IDSEL) 1 and 2 with one assigned IRQ
64 * each handling all IRQs.
66 #interrupt-cells = <1>;
67 interrupt-map-mask = <0xf800 0 0 7>;
70 <0x0800 0 0 1 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 6 */
71 <0x0800 0 0 2 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 6 */
72 <0x0800 0 0 3 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 6 */
73 <0x0800 0 0 4 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 6 */
75 <0x1000 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 11 */
76 <0x1000 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 11 */
77 <0x1000 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 11 */
78 <0x1000 0 0 4 &gpio0 11 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 2 is irq 11 */
85 queue-txready = <&qmgr 20>;
93 phy4: ethernet-phy@4 {
97 phy5: ethernet-phy@5 {
106 queue-rx = <&qmgr 4>;
107 queue-txready = <&qmgr 21>;
109 phy-handle = <&phy4>;