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-rw-r--r--target/linux/arc770/dts/axc001.dtsi100
-rw-r--r--target/linux/arc770/dts/axs101.dts22
-rw-r--r--target/linux/arc770/dts/axs10x_mb.dtsi224
-rw-r--r--target/linux/arc770/dts/nsim_700.dts71
-rw-r--r--target/linux/arc770/dts/skeleton.dtsi37
5 files changed, 454 insertions, 0 deletions
diff --git a/target/linux/arc770/dts/axc001.dtsi b/target/linux/arc770/dts/axc001.dtsi
new file mode 100644
index 0000000000..a5e2726a06
--- /dev/null
+++ b/target/linux/arc770/dts/axc001.dtsi
@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Device tree for AXC001 770D/EM6/AS221 CPU card
+ * Note that this file only supports the 770D CPU
+ */
+
+/ {
+ compatible = "snps,arc";
+ clock-frequency = <750000000>; /* 750 MHZ */
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpu_card {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ ranges = <0x00000000 0xf0000000 0x10000000>;
+
+ cpu_intc: arc700-intc@cpu {
+ compatible = "snps,arc700-intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ /*
+ * this GPIO block ORs all interrupts on CPU card (creg,..)
+ * to uplink only 1 IRQ to ARC core intc
+ */
+ dw-apb-gpio@0x2000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = < 0x2000 0x80 >;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ictl_intc: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <30>;
+ reg = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <15>;
+ };
+ };
+
+ debug_uart: dw-apb-uart@0x5000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x5000 0x100>;
+ clock-frequency = <33333000>;
+ interrupt-parent = <&ictl_intc>;
+ interrupts = <19 4>;
+ baud = <115200>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ };
+
+ arcpmu0: pmu {
+ compatible = "snps,arc700-pct";
+ };
+ };
+
+ /*
+ * This INTC is actually connected to DW APB GPIO
+ * which acts as a wire between MB INTC and CPU INTC.
+ * GPIO INTC is configured in platform init code
+ * and here we mimic direct connection from MB INTC to
+ * CPU INTC, thus we set "interrupts = <7>" instead of
+ * "interrupts = <12>"
+ *
+ * This intc actually resides on MB, but we move it here to
+ * avoid duplicating the MB dtsi file given that IRQ from
+ * this intc to cpu intc are different for axs101 and axs103
+ */
+ mb_intc: dw-apb-ictl@0xe0012000 {
+ #interrupt-cells = <1>;
+ compatible = "snps,dw-apb-ictl";
+ reg = < 0xe0012000 0x200 >;
+ interrupt-controller;
+ interrupt-parent = <&cpu_intc>;
+ interrupts = < 7 >;
+ };
+
+ memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00000000 0x80000000 0x40000000>;
+ device_type = "memory";
+ reg = <0x00000000 0x20000000>; /* 512MiB */
+ };
+};
diff --git a/target/linux/arc770/dts/axs101.dts b/target/linux/arc770/dts/axs101.dts
new file mode 100644
index 0000000000..8718eb46cc
--- /dev/null
+++ b/target/linux/arc770/dts/axs101.dts
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
+ *
+ * ARC AXS101 S/W development platform
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+
+/include/ "axc001.dtsi"
+/include/ "axs10x_mb.dtsi"
+
+/ {
+ model = "Synopsys AXS101 Development Board";
+ compatible = "snps,axs101", "snps,arc-sdp";
+
+ chosen {
+ bootargs = "earlycon=uart8250,mmio32,0xe0022000,115200n8 console=ttyS3,115200n8";
+ };
+};
diff --git a/target/linux/arc770/dts/axs10x_mb.dtsi b/target/linux/arc770/dts/axs10x_mb.dtsi
new file mode 100644
index 0000000000..f3db321549
--- /dev/null
+++ b/target/linux/arc770/dts/axs10x_mb.dtsi
@@ -0,0 +1,224 @@
+/*
+ * Support for peripherals on the AXS10x mainboard
+ *
+ * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/ {
+ axs10x_mb {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00000000 0xe0000000 0x10000000>;
+ interrupt-parent = <&mb_intc>;
+
+ clocks {
+ i2cclk: i2cclk {
+ compatible = "fixed-clock";
+ clock-frequency = <50000000>;
+ #clock-cells = <0>;
+ };
+
+ apbclk: apbclk {
+ compatible = "fixed-clock";
+ clock-frequency = <50000000>;
+ #clock-cells = <0>;
+ };
+
+ mmcclk: mmcclk {
+ compatible = "fixed-clock";
+ clock-frequency = <50000000>;
+ #clock-cells = <0>;
+ };
+ };
+
+ ethernet@0x18000 {
+ #interrupt-cells = <1>;
+ compatible = "snps,dwmac";
+ reg = < 0x18000 0x2000 >;
+ interrupts = < 4 >;
+ interrupt-names = "macirq";
+ phy-mode = "rgmii";
+ snps,pbl = < 32 >;
+ clocks = <&apbclk>;
+ clock-names = "stmmaceth";
+ };
+
+ ehci@0x40000 {
+ compatible = "generic-ehci";
+ reg = < 0x40000 0x100 >;
+ interrupts = < 8 >;
+ };
+
+ ohci@0x60000 {
+ compatible = "generic-ohci";
+ reg = < 0x60000 0x100 >;
+ interrupts = < 8 >;
+ };
+
+ /*
+ * According to DW Mobile Storage databook it is required
+ * to use "Hold Register" if card is enumerated in SDR12 or
+ * SDR25 modes.
+ *
+ * Utilization of "Hold Register" is already implemented via
+ * dw_mci_pltfm_prepare_command() which in its turn gets
+ * used through dw_mci_drv_data->prepare_command call-back.
+ * This call-back is used in Altera Socfpga platform and so
+ * we may reuse it saying that we're compatible with their
+ * "altr,socfpga-dw-mshc".
+ *
+ * Most probably "Hold Register" utilization is platform-
+ * independent requirement which means that single unified
+ * "snps,dw-mshc" should be enough for all users of DW MMC once
+ * dw_mci_pltfm_prepare_command() is used in generic platform
+ * code.
+ */
+ mmc@0x15000 {
+ compatible = "altr,socfpga-dw-mshc";
+ reg = < 0x15000 0x400 >;
+ num-slots = < 1 >;
+ fifo-depth = < 16 >;
+ card-detect-delay = < 200 >;
+ clocks = <&apbclk>, <&mmcclk>;
+ clock-names = "biu", "ciu";
+ interrupts = < 7 >;
+ bus-width = < 4 >;
+ };
+
+ uart@0x20000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x20000 0x100>;
+ clock-frequency = <33333333>;
+ interrupts = <17>;
+ baud = <115200>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ };
+
+ uart@0x21000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x21000 0x100>;
+ clock-frequency = <33333333>;
+ interrupts = <18>;
+ baud = <115200>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ };
+
+ /* UART muxed with USB data port (ttyS3) */
+ uart@0x22000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x22000 0x100>;
+ clock-frequency = <33333333>;
+ interrupts = <19>;
+ baud = <115200>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ };
+
+ i2c@0x1d000 {
+ compatible = "snps,designware-i2c";
+ reg = <0x1d000 0x100>;
+ clock-frequency = <400000>;
+ clocks = <&i2cclk>;
+ interrupts = <14>;
+ };
+
+ i2c@0x1e000 {
+ compatible = "snps,designware-i2c";
+ reg = <0x1e000 0x100>;
+ clock-frequency = <400000>;
+ clocks = <&i2cclk>;
+ interrupts = <15>;
+ };
+
+ i2c@0x1f000 {
+ compatible = "snps,designware-i2c";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x1f000 0x100>;
+ clock-frequency = <400000>;
+ clocks = <&i2cclk>;
+ interrupts = <16>;
+
+ eeprom@0x54{
+ compatible = "24c01";
+ reg = <0x54>;
+ pagesize = <0x8>;
+ };
+
+ eeprom@0x57{
+ compatible = "24c04";
+ reg = <0x57>;
+ pagesize = <0x8>;
+ };
+ };
+
+ gpio0:gpio@13000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x13000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio0_banka: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <32>;
+ reg = <0>;
+ };
+
+ gpio0_bankb: gpio-controller@1 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <8>;
+ reg = <1>;
+ };
+
+ gpio0_bankc: gpio-controller@2 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <8>;
+ reg = <2>;
+ };
+ };
+
+ gpio1:gpio@14000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x14000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio1_banka: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <30>;
+ reg = <0>;
+ };
+
+ gpio1_bankb: gpio-controller@1 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <10>;
+ reg = <1>;
+ };
+
+ gpio1_bankc: gpio-controller@2 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <8>;
+ reg = <2>;
+ };
+ };
+ };
+};
diff --git a/target/linux/arc770/dts/nsim_700.dts b/target/linux/arc770/dts/nsim_700.dts
new file mode 100644
index 0000000000..d152646fd9
--- /dev/null
+++ b/target/linux/arc770/dts/nsim_700.dts
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+
+/include/ "skeleton.dtsi"
+
+/ {
+ model = "Synopsys ARC770 nSIM simulator";
+ compatible = "snps,nsim";
+ clock-frequency = <80000000>; /* 80 MHZ */
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-parent = <&intc>;
+
+ chosen {
+ bootargs = "earlycon=arc_uart,mmio32,0xc0fc1000,115200n8 console=ttyARC0,115200n8";
+ };
+
+ aliases {
+ serial0 = &arcuart0;
+ };
+
+ fpga {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ /* child and parent address space 1:1 mapped */
+ ranges;
+
+ intc: interrupt-controller {
+ compatible = "snps,arc700-intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ arcuart0: serial@c0fc1000 {
+ compatible = "snps,arc-uart";
+ reg = <0xc0fc1000 0x100>;
+ interrupts = <5>;
+ clock-frequency = <80000000>;
+ current-speed = <115200>;
+ status = "okay";
+ };
+
+ ethernet@c0fc2000 {
+ compatible = "snps,arc-emac";
+ reg = <0xc0fc2000 0x3c>;
+ interrupts = <6>;
+ mac-address = [ 00 11 22 33 44 55 ];
+ clock-frequency = <80000000>;
+ max-speed = <100>;
+ phy = <&phy0>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ phy0: ethernet-phy@0 {
+ reg = <1>;
+ };
+ };
+
+ arcpmu0: pmu {
+ compatible = "snps,arc700-pct";
+ };
+ };
+};
diff --git a/target/linux/arc770/dts/skeleton.dtsi b/target/linux/arc770/dts/skeleton.dtsi
new file mode 100644
index 0000000000..a870bdd5e4
--- /dev/null
+++ b/target/linux/arc770/dts/skeleton.dtsi
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * Skeleton device tree; the bare minimum needed to boot; just include and
+ * add a compatible value.
+ */
+
+/ {
+ compatible = "snps,arc";
+ clock-frequency = <80000000>; /* 80 MHZ */
+ #address-cells = <1>;
+ #size-cells = <1>;
+ chosen { };
+ aliases { };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "snps,arc770d";
+ reg = <0>;
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x10000000>; /* 256M */
+ };
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-19 18:22:39 +0000