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authorYash Shah <yash.shah@sifive.com>2020-12-08 10:25:41 +0530
committerPalmer Dabbelt <palmerdabbelt@google.com>2021-01-07 17:37:44 -0800
commitd573b5558abb5281306ecb35b41a2814abd8d7e4 (patch)
treec7ee120f3608fc85ef6d4982725d06f05328aeea /arch/riscv/boot
parent3489c030102fee69ef423f71f279d7bfe547aed8 (diff)
downloadlinux-d573b5558abb5281306ecb35b41a2814abd8d7e4.tar.gz
riscv: dts: add initial board data for the SiFive HiFive Unmatched
Add initial board data for the SiFive HiFive Unmatched A00. This patch is dependent on Zong's Patchset[0]. [0]: https://lore.kernel.org/linux-riscv/20201130082330.77268-4-zong.li@sifive.com/T/#u Signed-off-by: Yash Shah <yash.shah@sifive.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch/riscv/boot')
-rw-r--r--arch/riscv/boot/dts/sifive/Makefile3
-rw-r--r--arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts253
2 files changed, 255 insertions, 1 deletions
diff --git a/arch/riscv/boot/dts/sifive/Makefile b/arch/riscv/boot/dts/sifive/Makefile
index 6d6189e6e4af..74c47fe9fc22 100644
--- a/arch/riscv/boot/dts/sifive/Makefile
+++ b/arch/riscv/boot/dts/sifive/Makefile
@@ -1,2 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
-dtb-$(CONFIG_SOC_SIFIVE) += hifive-unleashed-a00.dtb
+dtb-$(CONFIG_SOC_SIFIVE) += hifive-unleashed-a00.dtb \
+ hifive-unmatched-a00.dtb
diff --git a/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
new file mode 100644
index 000000000000..b1c3c596578f
--- /dev/null
+++ b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
@@ -0,0 +1,253 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2020 SiFive, Inc */
+
+#include "fu740-c000.dtsi"
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/* Clock frequency (in Hz) of the PCB crystal for rtcclk */
+#define RTCCLK_FREQ 1000000
+
+/ {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ model = "SiFive HiFive Unmatched A00";
+ compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000",
+ "sifive,fu740";
+
+ chosen {
+ stdout-path = "serial0";
+ };
+
+ cpus {
+ timebase-frequency = <RTCCLK_FREQ>;
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0x0 0x80000000 0x2 0x00000000>;
+ };
+
+ soc {
+ };
+
+ hfclk: hfclk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <26000000>;
+ clock-output-names = "hfclk";
+ };
+
+ rtcclk: rtcclk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <RTCCLK_FREQ>;
+ clock-output-names = "rtcclk";
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&uart1 {
+ status = "okay";
+};
+
+&i2c0 {
+ status = "okay";
+
+ temperature-sensor@4c {
+ compatible = "ti,tmp451";
+ reg = <0x4c>;
+ interrupt-parent = <&gpio>;
+ interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
+ };
+
+ pmic@58 {
+ compatible = "dlg,da9063";
+ reg = <0x58>;
+ interrupt-parent = <&gpio>;
+ interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-controller;
+
+ regulators {
+ vdd_bcore1: bcore1 {
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-min-microamp = <5000000>;
+ regulator-max-microamp = <5000000>;
+ regulator-always-on;
+ };
+
+ vdd_bcore2: bcore2 {
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-min-microamp = <5000000>;
+ regulator-max-microamp = <5000000>;
+ regulator-always-on;
+ };
+
+ vdd_bpro: bpro {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <2500000>;
+ regulator-max-microamp = <2500000>;
+ regulator-always-on;
+ };
+
+ vdd_bperi: bperi {
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-min-microamp = <1500000>;
+ regulator-max-microamp = <1500000>;
+ regulator-always-on;
+ };
+
+ vdd_bmem: bmem {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-min-microamp = <3000000>;
+ regulator-max-microamp = <3000000>;
+ regulator-always-on;
+ };
+
+ vdd_bio: bio {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-min-microamp = <3000000>;
+ regulator-max-microamp = <3000000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo1: ldo1 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <100000>;
+ regulator-max-microamp = <100000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo2: ldo2 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo3: ldo3 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo4: ldo4 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo5: ldo5 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <100000>;
+ regulator-max-microamp = <100000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo6: ldo6 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo7: ldo7 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ regulator-always-on;
+ };
+
+ vdd_ldo8: ldo8 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ regulator-always-on;
+ };
+
+ vdd_ld09: ldo9 {
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-min-microamp = <200000>;
+ regulator-max-microamp = <200000>;
+ };
+
+ vdd_ldo10: ldo10 {
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-min-microamp = <300000>;
+ regulator-max-microamp = <300000>;
+ };
+
+ vdd_ldo11: ldo11 {
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-min-microamp = <300000>;
+ regulator-max-microamp = <300000>;
+ regulator-always-on;
+ };
+ };
+ };
+};
+
+&qspi0 {
+ status = "okay";
+ flash@0 {
+ compatible = "issi,is25wp256", "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <50000000>;
+ m25p,fast-read;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ };
+};
+
+&spi0 {
+ status = "okay";
+ mmc@0 {
+ compatible = "mmc-spi-slot";
+ reg = <0>;
+ spi-max-frequency = <20000000>;
+ voltage-ranges = <3300 3300>;
+ disable-wp;
+ };
+};
+
+&eth0 {
+ status = "okay";
+ phy-mode = "gmii";
+ phy-handle = <&phy0>;
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+};
+
+&pwm0 {
+ status = "okay";
+};
+
+&pwm1 {
+ status = "okay";
+};
+
+&gpio {
+ status = "okay";
+};