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- /*
- * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- /dts-v1/;
- #include <dt-bindings/mrc/quark.h>
- #include <dt-bindings/interrupt-router/intel-irq.h>
- /include/ "skeleton.dtsi"
- /include/ "rtc.dtsi"
- /include/ "tsc_timer.dtsi"
- / {
- model = "Intel Galileo";
- compatible = "intel,galileo", "intel,quark";
- aliases {
- spi0 = &spi;
- };
- config {
- silent_console = <0>;
- };
- chosen {
- stdout-path = &pciuart0;
- };
- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
- cpu@0 {
- device_type = "cpu";
- compatible = "cpu-x86";
- reg = <0>;
- intel,apic-id = <0>;
- };
- };
- tsc-timer {
- clock-frequency = <400000000>;
- };
- mrc {
- compatible = "intel,quark-mrc";
- flags = <MRC_FLAG_SCRAMBLE_EN>;
- dram-width = <DRAM_WIDTH_X8>;
- dram-speed = <DRAM_FREQ_800>;
- dram-type = <DRAM_TYPE_DDR3>;
- rank-mask = <DRAM_RANK(0)>;
- chan-mask = <DRAM_CHANNEL(0)>;
- chan-width = <DRAM_CHANNEL_WIDTH_X16>;
- addr-mode = <DRAM_ADDR_MODE0>;
- refresh-rate = <DRAM_REFRESH_RATE_785US>;
- sr-temp-range = <DRAM_SRT_RANGE_NORMAL>;
- ron-value = <DRAM_RON_34OHM>;
- rtt-nom-value = <DRAM_RTT_NOM_120OHM>;
- rd-odt-value = <DRAM_RD_ODT_OFF>;
- dram-density = <DRAM_DENSITY_1G>;
- dram-cl = <6>;
- dram-ras = <0x0000927c>;
- dram-wtr = <0x00002710>;
- dram-rrd = <0x00002710>;
- dram-faw = <0x00009c40>;
- };
- pci {
- #address-cells = <3>;
- #size-cells = <2>;
- compatible = "pci-x86";
- u-boot,dm-pre-reloc;
- ranges = <0x02000000 0x0 0x90000000 0x90000000 0 0x20000000
- 0x42000000 0x0 0xb0000000 0xb0000000 0 0x20000000
- 0x01000000 0x0 0x2000 0x2000 0 0xe000>;
- pciuart0: uart@14,5 {
- compatible = "pci8086,0936.00",
- "pci8086,0936",
- "pciclass,070002",
- "pciclass,0700",
- "ns16550";
- u-boot,dm-pre-reloc;
- reg = <0x0000a500 0x0 0x0 0x0 0x0
- 0x0200a510 0x0 0x0 0x0 0x0>;
- reg-shift = <2>;
- clock-frequency = <44236800>;
- current-speed = <115200>;
- };
- pch@1f,0 {
- reg = <0x0000f800 0 0 0 0>;
- compatible = "intel,pch7";
- #address-cells = <1>;
- #size-cells = <1>;
- irq-router {
- compatible = "intel,quark-irq-router";
- intel,pirq-config = "pci";
- intel,actl-addr = <0x58>;
- intel,pirq-link = <0x60 8>;
- intel,pirq-mask = <0xdef8>;
- intel,pirq-routing = <
- PCI_BDF(0, 20, 0) INTA PIRQE
- PCI_BDF(0, 20, 1) INTB PIRQF
- PCI_BDF(0, 20, 2) INTC PIRQG
- PCI_BDF(0, 20, 3) INTD PIRQH
- PCI_BDF(0, 20, 4) INTA PIRQE
- PCI_BDF(0, 20, 5) INTB PIRQF
- PCI_BDF(0, 20, 6) INTC PIRQG
- PCI_BDF(0, 20, 7) INTD PIRQH
- PCI_BDF(0, 21, 0) INTA PIRQE
- PCI_BDF(0, 21, 1) INTB PIRQF
- PCI_BDF(0, 21, 2) INTC PIRQG
- PCI_BDF(0, 23, 0) INTA PIRQA
- PCI_BDF(0, 23, 1) INTB PIRQB
- /* PCIe root ports downstream interrupts */
- PCI_BDF(1, 0, 0) INTA PIRQA
- PCI_BDF(1, 0, 0) INTB PIRQB
- PCI_BDF(1, 0, 0) INTC PIRQC
- PCI_BDF(1, 0, 0) INTD PIRQD
- PCI_BDF(2, 0, 0) INTA PIRQB
- PCI_BDF(2, 0, 0) INTB PIRQC
- PCI_BDF(2, 0, 0) INTC PIRQD
- PCI_BDF(2, 0, 0) INTD PIRQA
- >;
- };
- spi: spi {
- #address-cells = <1>;
- #size-cells = <0>;
- compatible = "intel,ich7-spi";
- spi-flash@0 {
- #size-cells = <1>;
- #address-cells = <1>;
- reg = <0>;
- compatible = "winbond,w25q64",
- "spi-flash";
- memory-map = <0xff800000 0x00800000>;
- rw-mrc-cache {
- label = "rw-mrc-cache";
- reg = <0x00010000 0x00010000>;
- };
- };
- };
- gpioa {
- compatible = "intel,ich6-gpio";
- u-boot,dm-pre-reloc;
- reg = <0 0x20>;
- bank-name = "A";
- };
- gpiob {
- compatible = "intel,ich6-gpio";
- u-boot,dm-pre-reloc;
- reg = <0x20 0x20>;
- bank-name = "B";
- };
- };
- };
- };
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