[U-Boot] [PATCH 1/5] riscv: dts: Add hifive-unleashed-a00 dts from Linux
Auer, Lukas
lukas.auer at aisec.fraunhofer.de
Sun Oct 6 17:55:31 UTC 2019
Hi Jagan,
On Sun, 2019-09-29 at 13:12 +0530, Jagan Teki wrote:
> Sync the hifive-unleashed-a00 dts from Linux with
> below commit details:
> commit 11ae2d892139a1086f257188d457ddcb71ab5257
> Author: Paul Walmsley <paul.walmsley at sifive.com>
> Date: Thu Jul 25 13:41:31 2019 -0700
>
> riscv: dts: fu540-c000: drop "timebase-frequency"
>
> Idea is to periodically sync the dts from Linux instead of
> tweeking internal changes one after another, so better not
> add any intermediate changes in between. This would help to
> maintain the dts files easy and meaningful since we are
> reusing devicetree files from Linux.
>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---
> arch/riscv/dts/Makefile | 1 +
> arch/riscv/dts/fu540-c000.dtsi | 235 ++++++++++++++++++++++++
> arch/riscv/dts/hifive-unleashed-a00.dts | 88 +++++++++
> 3 files changed, 324 insertions(+)
> create mode 100644 arch/riscv/dts/fu540-c000.dtsi
> create mode 100644 arch/riscv/dts/hifive-unleashed-a00.dts
>
> diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile
> index f9cd606a9a..4f30e6936f 100644
> --- a/arch/riscv/dts/Makefile
> +++ b/arch/riscv/dts/Makefile
> @@ -1,6 +1,7 @@
> # SPDX-License-Identifier: GPL-2.0+
>
> dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb
> +dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb
>
> targets += $(dtb-y)
>
> diff --git a/arch/riscv/dts/fu540-c000.dtsi b/arch/riscv/dts/fu540-c000.dtsi
> new file mode 100644
> index 0000000000..42b5ec2231
> --- /dev/null
> +++ b/arch/riscv/dts/fu540-c000.dtsi
> @@ -0,0 +1,235 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> +/* Copyright (c) 2018-2019 SiFive, Inc */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/clock/sifive-fu540-prci.h>
> +
> +/ {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + compatible = "sifive,fu540-c000", "sifive,fu540";
> +
> + aliases {
> + serial0 = &uart0;
> + serial1 = &uart1;
> + };
> +
> + chosen {
> + };
> +
> + cpus {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + cpu0: cpu at 0 {
> + compatible = "sifive,e51", "sifive,rocket0", "riscv";
> + device_type = "cpu";
> + i-cache-block-size = <64>;
> + i-cache-sets = <128>;
> + i-cache-size = <16384>;
> + reg = <0>;
> + riscv,isa = "rv64imac";
> + status = "disabled";
> + cpu0_intc: interrupt-controller {
> + #interrupt-cells = <1>;
> + compatible = "riscv,cpu-intc";
> + interrupt-controller;
> + };
> + };
> + cpu1: cpu at 1 {
> + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv";
> + d-cache-block-size = <64>;
> + d-cache-sets = <64>;
> + d-cache-size = <32768>;
> + d-tlb-sets = <1>;
> + d-tlb-size = <32>;
> + device_type = "cpu";
> + i-cache-block-size = <64>;
> + i-cache-sets = <64>;
> + i-cache-size = <32768>;
> + i-tlb-sets = <1>;
> + i-tlb-size = <32>;
> + mmu-type = "riscv,sv39";
> + reg = <1>;
> + riscv,isa = "rv64imafdc";
> + tlb-split;
> + cpu1_intc: interrupt-controller {
> + #interrupt-cells = <1>;
> + compatible = "riscv,cpu-intc";
> + interrupt-controller;
> + };
> + };
> + cpu2: cpu at 2 {
> + clock-frequency = <0>;
> + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv";
> + d-cache-block-size = <64>;
> + d-cache-sets = <64>;
> + d-cache-size = <32768>;
> + d-tlb-sets = <1>;
> + d-tlb-size = <32>;
> + device_type = "cpu";
> + i-cache-block-size = <64>;
> + i-cache-sets = <64>;
> + i-cache-size = <32768>;
> + i-tlb-sets = <1>;
> + i-tlb-size = <32>;
> + mmu-type = "riscv,sv39";
> + reg = <2>;
> + riscv,isa = "rv64imafdc";
> + tlb-split;
> + cpu2_intc: interrupt-controller {
> + #interrupt-cells = <1>;
> + compatible = "riscv,cpu-intc";
> + interrupt-controller;
> + };
> + };
> + cpu3: cpu at 3 {
> + clock-frequency = <0>;
> + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv";
> + d-cache-block-size = <64>;
> + d-cache-sets = <64>;
> + d-cache-size = <32768>;
> + d-tlb-sets = <1>;
> + d-tlb-size = <32>;
> + device_type = "cpu";
> + i-cache-block-size = <64>;
> + i-cache-sets = <64>;
> + i-cache-size = <32768>;
> + i-tlb-sets = <1>;
> + i-tlb-size = <32>;
> + mmu-type = "riscv,sv39";
> + reg = <3>;
> + riscv,isa = "rv64imafdc";
> + tlb-split;
> + cpu3_intc: interrupt-controller {
> + #interrupt-cells = <1>;
> + compatible = "riscv,cpu-intc";
> + interrupt-controller;
> + };
> + };
> + cpu4: cpu at 4 {
> + clock-frequency = <0>;
> + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv";
> + d-cache-block-size = <64>;
> + d-cache-sets = <64>;
> + d-cache-size = <32768>;
> + d-tlb-sets = <1>;
> + d-tlb-size = <32>;
> + device_type = "cpu";
> + i-cache-block-size = <64>;
> + i-cache-sets = <64>;
> + i-cache-size = <32768>;
> + i-tlb-sets = <1>;
> + i-tlb-size = <32>;
> + mmu-type = "riscv,sv39";
> + reg = <4>;
> + riscv,isa = "rv64imafdc";
> + tlb-split;
> + cpu4_intc: interrupt-controller {
> + #interrupt-cells = <1>;
> + compatible = "riscv,cpu-intc";
> + interrupt-controller;
> + };
> + };
> + };
> + soc {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + compatible = "sifive,fu540-c000", "sifive,fu540", "simple-bus";
> + ranges;
> + plic0: interrupt-controller at c000000 {
> + #interrupt-cells = <1>;
> + compatible = "sifive,plic-1.0.0";
> + reg = <0x0 0xc000000 0x0 0x4000000>;
> + riscv,ndev = <53>;
> + interrupt-controller;
> + interrupts-extended = <
> + &cpu0_intc 0xffffffff
> + &cpu1_intc 0xffffffff &cpu1_intc 9
> + &cpu2_intc 0xffffffff &cpu2_intc 9
> + &cpu3_intc 0xffffffff &cpu3_intc 9
> + &cpu4_intc 0xffffffff &cpu4_intc 9>;
> + };
> + prci: clock-controller at 10000000 {
> + compatible = "sifive,fu540-c000-prci";
> + reg = <0x0 0x10000000 0x0 0x1000>;
> + clocks = <&hfclk>, <&rtcclk>;
> + #clock-cells = <1>;
> + };
> + uart0: serial at 10010000 {
> + compatible = "sifive,fu540-c000-uart", "sifive,uart0";
> + reg = <0x0 0x10010000 0x0 0x1000>;
> + interrupt-parent = <&plic0>;
> + interrupts = <4>;
> + clocks = <&prci PRCI_CLK_TLCLK>;
> + status = "disabled";
> + };
> + uart1: serial at 10011000 {
> + compatible = "sifive,fu540-c000-uart", "sifive,uart0";
> + reg = <0x0 0x10011000 0x0 0x1000>;
> + interrupt-parent = <&plic0>;
> + interrupts = <5>;
> + clocks = <&prci PRCI_CLK_TLCLK>;
> + status = "disabled";
> + };
> + i2c0: i2c at 10030000 {
> + compatible = "sifive,fu540-c000-i2c", "sifive,i2c0";
> + reg = <0x0 0x10030000 0x0 0x1000>;
> + interrupt-parent = <&plic0>;
> + interrupts = <50>;
> + clocks = <&prci PRCI_CLK_TLCLK>;
> + reg-shift = <2>;
> + reg-io-width = <1>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> + qspi0: spi at 10040000 {
> + compatible = "sifive,fu540-c000-spi", "sifive,spi0";
> + reg = <0x0 0x10040000 0x0 0x1000
> + 0x0 0x20000000 0x0 0x10000000>;
> + interrupt-parent = <&plic0>;
> + interrupts = <51>;
> + clocks = <&prci PRCI_CLK_TLCLK>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> + qspi1: spi at 10041000 {
> + compatible = "sifive,fu540-c000-spi", "sifive,spi0";
> + reg = <0x0 0x10041000 0x0 0x1000
> + 0x0 0x30000000 0x0 0x10000000>;
> + interrupt-parent = <&plic0>;
> + interrupts = <52>;
> + clocks = <&prci PRCI_CLK_TLCLK>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> + qspi2: spi at 10050000 {
> + compatible = "sifive,fu540-c000-spi", "sifive,spi0";
> + reg = <0x0 0x10050000 0x0 0x1000>;
> + interrupt-parent = <&plic0>;
> + interrupts = <6>;
> + clocks = <&prci PRCI_CLK_TLCLK>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> + eth0: ethernet at 10090000 {
> + compatible = "sifive,fu540-c000-gem";
> + interrupt-parent = <&plic0>;
> + interrupts = <53>;
> + reg = <0x0 0x10090000 0x0 0x2000
> + 0x0 0x100a0000 0x0 0x1000>;
> + local-mac-address = [00 00 00 00 00 00];
> + clock-names = "pclk", "hclk";
> + clocks = <&prci PRCI_CLK_GEMGXLPLL>,
> + <&prci PRCI_CLK_GEMGXLPLL>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + };
> +};
> diff --git a/arch/riscv/dts/hifive-unleashed-a00.dts b/arch/riscv/dts/hifive-unleashed-a00.dts
> new file mode 100644
> index 0000000000..7397b740b4
> --- /dev/null
> +++ b/arch/riscv/dts/hifive-unleashed-a00.dts
> @@ -0,0 +1,88 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> +/* Copyright (c) 2018-2019 SiFive, Inc */
> +
> +#include "fu540-c000.dtsi"
> +
> +/* Clock frequency (in Hz) of the PCB crystal for rtcclk */
> +#define RTCCLK_FREQ 1000000
> +
> +/ {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + model = "SiFive HiFive Unleashed A00";
> + compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000";
> +
> + chosen {
> + stdout-path = "/soc/serial at 10010000:115200";
This is not part of the upstream Linux device tree, so it is probably
better to put it into hifive-unleashed-a00-u-boot.dtsi.
Thanks,
Lukas
> + };
> +
> + cpus {
> + timebase-frequency = <RTCCLK_FREQ>;
> + };
> +
> + memory at 80000000 {
> + device_type = "memory";
> + reg = <0x0 0x80000000 0x2 0x00000000>;
> + };
> +
> + soc {
> + };
> +
> + hfclk: hfclk {
> + #clock-cells = <0>;
> + compatible = "fixed-clock";
> + clock-frequency = <33333333>;
> + 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";
> +};
> +
> +&qspi0 {
> + status = "okay";
> + flash at 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>;
> + };
> +};
> +
> +&qspi2 {
> + status = "okay";
> + mmc at 0 {
> + compatible = "mmc-spi-slot";
> + reg = <0>;
> + spi-max-frequency = <20000000>;
> + voltage-ranges = <3300 3300>;
> + disable-wp;
> + };
> +};
> +
> +ð0 {
> + status = "okay";
> + phy-mode = "gmii";
> + phy-handle = <&phy0>;
> + phy0: ethernet-phy at 0 {
> + reg = <0>;
> + };
> +};
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