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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/boot/dts/socfpga_arria10_socdk.dtsi
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/boot/dts/socfpga_arria10_socdk.dtsi')
-rw-r--r--arch/arm/boot/dts/socfpga_arria10_socdk.dtsi183
1 files changed, 183 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi
new file mode 100644
index 000000000..ec7365444
--- /dev/null
+++ b/arch/arm/boot/dts/socfpga_arria10_socdk.dtsi
@@ -0,0 +1,183 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015 Altera Corporation <www.altera.com>
+ */
+#include "socfpga_arria10.dtsi"
+
+/ {
+ model = "Altera SOCFPGA Arria 10";
+ compatible = "altr,socfpga-arria10-socdk", "altr,socfpga-arria10", "altr,socfpga";
+
+ aliases {
+ ethernet0 = &gmac0;
+ serial0 = &uart1;
+ };
+
+ chosen {
+ bootargs = "earlyprintk";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ name = "memory";
+ device_type = "memory";
+ reg = <0x0 0x40000000>; /* 1GB */
+ };
+
+ a10leds {
+ compatible = "gpio-leds";
+
+ a10sr_led0 {
+ label = "a10sr-led0";
+ gpios = <&a10sr_gpio 0 1>;
+ };
+
+ a10sr_led1 {
+ label = "a10sr-led1";
+ gpios = <&a10sr_gpio 1 1>;
+ };
+
+ a10sr_led2 {
+ label = "a10sr-led2";
+ gpios = <&a10sr_gpio 2 1>;
+ };
+
+ a10sr_led3 {
+ label = "a10sr-led3";
+ gpios = <&a10sr_gpio 3 1>;
+ };
+ };
+
+ ref_033v: 033-v-ref {
+ compatible = "regulator-fixed";
+ regulator-name = "0.33V";
+ regulator-min-microvolt = <330000>;
+ regulator-max-microvolt = <330000>;
+ };
+
+ soc {
+ clkmgr@ffd04000 {
+ clocks {
+ osc1 {
+ clock-frequency = <25000000>;
+ };
+ };
+ };
+ };
+};
+
+&gmac0 {
+ phy-mode = "rgmii";
+ phy-addr = <0xffffffff>; /* probe for phy addr */
+
+ /*
+ * These skews assume the user's FPGA design is adding 600ps of delay
+ * for TX_CLK on Arria 10.
+ *
+ * All skews are offset since hardware skew values for the ksz9031
+ * range from a negative skew to a positive skew.
+ * See the micrel-ksz90x1.txt Documentation file for details.
+ */
+ txd0-skew-ps = <0>; /* -420ps */
+ txd1-skew-ps = <0>; /* -420ps */
+ txd2-skew-ps = <0>; /* -420ps */
+ txd3-skew-ps = <0>; /* -420ps */
+ rxd0-skew-ps = <420>; /* 0ps */
+ rxd1-skew-ps = <420>; /* 0ps */
+ rxd2-skew-ps = <420>; /* 0ps */
+ rxd3-skew-ps = <420>; /* 0ps */
+ txen-skew-ps = <0>; /* -420ps */
+ txc-skew-ps = <1860>; /* 960ps */
+ rxdv-skew-ps = <420>; /* 0ps */
+ rxc-skew-ps = <1680>; /* 780ps */
+ max-frame-size = <3800>;
+ status = "okay";
+};
+
+&gpio1 {
+ status = "okay";
+};
+
+&spi1 {
+ status = "okay";
+
+ resource-manager@0 {
+ compatible = "altr,a10sr";
+ reg = <0>;
+ spi-max-frequency = <100000>;
+ /* low-level active IRQ at GPIO1_5 */
+ interrupt-parent = <&portb>;
+ interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ a10sr_gpio: gpio-controller {
+ compatible = "altr,a10sr-gpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ a10sr_rst: reset-controller {
+ compatible = "altr,a10sr-reset";
+ #reset-cells = <1>;
+ };
+ };
+};
+
+&i2c1 {
+ status = "okay";
+
+ /*
+ * adjust the falling times to decrease the i2c frequency to 50Khz
+ * because the LCD module does not work at the standard 100Khz
+ */
+ clock-frequency = <100000>;
+ i2c-sda-falling-time-ns = <6000>;
+ i2c-scl-falling-time-ns = <6000>;
+
+ adc@14 {
+ compatible = "lltc,ltc2497";
+ reg = <0x14>;
+ vref-supply = <&ref_033v>;
+ };
+
+ adc@16 {
+ compatible = "lltc,ltc2497";
+ reg = <0x16>;
+ vref-supply = <&ref_033v>;
+ };
+
+ eeprom@51 {
+ compatible = "atmel,24c32";
+ reg = <0x51>;
+ pagesize = <32>;
+ };
+
+ rtc@68 {
+ compatible = "dallas,ds1339";
+ reg = <0x68>;
+ };
+
+ ltc@5c {
+ compatible = "ltc2977";
+ reg = <0x5c>;
+ };
+
+ temp@4c {
+ compatible = "maxim,max1619";
+ reg = <0x4c>;
+ };
+};
+
+&uart1 {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+ disable-over-current;
+};
+
+&watchdog1 {
+ status = "okay";
+};