linux-sunxi.lists.linux.dev archive mirror
 help / color / mirror / Atom feed
From: guoren@kernel.org
To: guoren@kernel.org, anup.patel@wdc.com, palmerdabbelt@google.com,
	arnd@arndb.de, wens@csie.org, maxime@cerno.tech,
	drew@beagleboard.org, liush@allwinnertech.com,
	lazyparser@gmail.com, wefu@redhat.com
Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-arch@vger.kernel.org, linux-sunxi@lists.linux.dev,
	Guo Ren <guoren@linux.alibaba.com>,
	Atish Patra <atish.patra@wdc.com>, Christoph Hellwig <hch@lst.de>
Subject: [RFC PATCH v2 09/11] riscv: soc: Initial DTS for Allwinner D1 NeZha board
Date: Sun,  6 Jun 2021 09:04:07 +0000	[thread overview]
Message-ID: <1622970249-50770-13-git-send-email-guoren@kernel.org> (raw)
In-Reply-To: <1622970249-50770-1-git-send-email-guoren@kernel.org>

From: Guo Ren <guoren@linux.alibaba.com>

Add initial DTS for Allwinner D1 NeZha board having only essential
devices (uart, dummy, clock, reset, clint, plic, etc).

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Co-Developed-by: Liu Shaohua <liush@allwinnertech.com>
Signed-off-by: Liu Shaohua <liush@allwinnertech.com>
Cc: Anup Patel <anup.patel@wdc.com>
Cc: Atish Patra <atish.patra@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: Drew Fustini <drew@beagleboard.org>
Cc: Maxime Ripard <maxime@cerno.tech>
Cc: Palmer Dabbelt <palmerdabbelt@google.com>
Cc: Wei Fu <wefu@redhat.com>
Cc: Wei Wu <lazyparser@gmail.com>
---
 arch/riscv/boot/dts/Makefile                       |  1 +
 arch/riscv/boot/dts/allwinner/Makefile             |  2 +
 .../boot/dts/allwinner/allwinner-d1-nezha-kit.dts  | 29 ++++++++
 arch/riscv/boot/dts/allwinner/allwinner-d1.dtsi    | 84 ++++++++++++++++++++++
 4 files changed, 116 insertions(+)
 create mode 100644 arch/riscv/boot/dts/allwinner/Makefile
 create mode 100644 arch/riscv/boot/dts/allwinner/allwinner-d1-nezha-kit.dts
 create mode 100644 arch/riscv/boot/dts/allwinner/allwinner-d1.dtsi

diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile
index fe996b8..3e7b264 100644
--- a/arch/riscv/boot/dts/Makefile
+++ b/arch/riscv/boot/dts/Makefile
@@ -2,5 +2,6 @@
 subdir-y += sifive
 subdir-$(CONFIG_SOC_CANAAN_K210_DTB_BUILTIN) += canaan
 subdir-y += microchip
+subdir-y += allwinner
 
 obj-$(CONFIG_BUILTIN_DTB) := $(addsuffix /, $(subdir-y))
diff --git a/arch/riscv/boot/dts/allwinner/Makefile b/arch/riscv/boot/dts/allwinner/Makefile
new file mode 100644
index 00000000..4adbf4b
--- /dev/null
+++ b/arch/riscv/boot/dts/allwinner/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_SOC_SUNXI) += allwinner-d1-nezha-kit.dtb
diff --git a/arch/riscv/boot/dts/allwinner/allwinner-d1-nezha-kit.dts b/arch/riscv/boot/dts/allwinner/allwinner-d1-nezha-kit.dts
new file mode 100644
index 00000000..cd9f7c9
--- /dev/null
+++ b/arch/riscv/boot/dts/allwinner/allwinner-d1-nezha-kit.dts
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include "allwinner-d1.dtsi"
+
+/ {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	model = "Allwinner D1 NeZha Kit";
+	compatible = "allwinner,d1-nezha-kit";
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+		stdout-path = &serial0;
+	};
+
+	memory@40000000 {
+		device_type = "memory";
+		reg = <0x0 0x40000000 0x0 0x20000000>;
+	};
+
+	soc {
+	};
+};
+
+&serial0 {
+	status = "okay";
+};
diff --git a/arch/riscv/boot/dts/allwinner/allwinner-d1.dtsi b/arch/riscv/boot/dts/allwinner/allwinner-d1.dtsi
new file mode 100644
index 00000000..11cd938
--- /dev/null
+++ b/arch/riscv/boot/dts/allwinner/allwinner-d1.dtsi
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+/dts-v1/;
+
+/ {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	model = "Allwinner D1 Soc";
+	compatible = "allwinner,d1-nezha-kit";
+
+	chosen {
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		timebase-frequency = <2400000>;
+		cpu@0 {
+			device_type = "cpu";
+			reg = <0>;
+			status = "okay";
+			compatible = "riscv";
+			riscv,isa = "rv64imafdcv";
+			mmu-type = "riscv,sv39";
+			cpu0_intc: interrupt-controller {
+				#interrupt-cells = <1>;
+				compatible = "riscv,cpu-intc";
+				interrupt-controller;
+			};
+		};
+	};
+
+	soc {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		compatible = "simple-bus";
+		ranges;
+
+		reset: reset-sample {
+			compatible = "thead,reset-sample";
+			plic-delegate = <0x0 0x101ffffc>;
+		};
+
+		clint: clint@14000000 {
+			compatible = "riscv,clint0";
+			interrupts-extended = <
+				&cpu0_intc  3 &cpu0_intc  7
+				>;
+			reg = <0x0 0x14000000 0x0 0x04000000>;
+			clint,has-no-64bit-mmio;
+		};
+
+		plic: interrupt-controller@10000000 {
+			#interrupt-cells = <1>;
+			compatible = "riscv,plic0";
+			interrupt-controller;
+			interrupts-extended = <
+				&cpu0_intc  0xffffffff &cpu0_intc  9
+				>;
+			reg = <0x0 0x10000000 0x0 0x04000000>;
+			reg-names = "control";
+			riscv,max-priority = <7>;
+			riscv,ndev = <200>;
+		};
+
+		dummy_apb: apb-clock {
+			compatible = "fixed-clock";
+			clock-frequency = <24000000>;
+			clock-output-names = "dummy_apb";
+			#clock-cells = <0>;
+		};
+
+		serial0: serial@2500000 {
+			compatible = "snps,dw-apb-uart";
+			reg = <0x0 0x02500000 0x0 0x400>;
+			reg-io-width = <4>;
+			reg-shift = <2>;
+			interrupt-parent = <&plic>;
+			interrupts = <18>;
+			clocks = <&dummy_apb>;
+			status = "disabled";
+		};
+	};
+};
-- 
2.7.4


  parent reply	other threads:[~2021-06-06  9:05 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-06  9:03 [RFC PATCH v2 00/11] riscv: Add DMA_COHERENT support for Allwinner D1 guoren
2021-06-06  9:03 ` [RFC PATCH v2 01/11] riscv: asid: Use global mappings for kernel pages guoren
2021-06-06  9:03 ` [PATCH V5 1/3] riscv: " guoren
2021-06-06  9:03 ` [PATCH V5 2/3] riscv: Add ASID-based tlbflushing methods guoren
2021-06-06 14:38   ` Christoph Hellwig
2021-06-06  9:03 ` [RFC PATCH v2 02/11] riscv: asid: " guoren
2021-06-06  9:04 ` [RFC PATCH v2 03/11] riscv: asid: Optimize tlbflush coding convention guoren
2021-06-06  9:04 ` [PATCH V5 3/3] riscv: tlbflush: Optimize " guoren
2021-06-06  9:04 ` [RFC PATCH v2 04/11] riscv: pgtable: Fixup _PAGE_CHG_MASK usage guoren
2021-06-06  9:04 ` [RFC PATCH v2 05/11] riscv: pgtable: Add custom protection_map init guoren
2021-06-06  9:04 ` [RFC PATCH v2 06/11] riscv: pgtable: Add DMA_COHERENT with custom PTE attributes guoren
2021-06-06 14:39   ` Christoph Hellwig
2021-06-06 15:08     ` Guo Ren
2021-06-06 17:22   ` Nick Kossifidis
2021-06-07  6:19     ` Christoph Hellwig
2021-06-06  9:04 ` [RFC PATCH v2 07/11] riscv: cmo: Add dma-noncoherency support guoren
2021-06-06  9:04 ` [RFC PATCH v2 08/11] riscv: cmo: Add vendor custom icache sync guoren
2021-06-06  9:04 ` guoren [this message]
2021-06-06 16:26   ` [RFC PATCH v2 09/11] riscv: soc: Initial DTS for Allwinner D1 NeZha board Jernej Škrabec
2021-06-06 17:05     ` Guo Ren
2021-06-07  3:44     ` Guo Ren
2021-06-07  7:27       ` Maxime Ripard
2021-06-07  7:53         ` Guo Ren
2021-06-07  7:24   ` Maxime Ripard
2021-06-07  8:07     ` Guo Ren
2021-06-14 15:33       ` Maxime Ripard
2021-06-14 16:28         ` Guo Ren
2021-06-14 16:31           ` Jernej Škrabec
2021-06-06  9:04 ` [RFC PATCH v2 10/11] riscv: soc: Add Allwinner SoC kconfig option guoren
2021-06-07  7:19   ` Maxime Ripard
2021-06-07  7:27     ` Arnd Bergmann
2021-06-07  7:45       ` Guo Ren
2021-06-07  7:43     ` Guo Ren
2021-06-07 12:12       ` Maxime Ripard
2021-06-07 12:39         ` Guo Ren
2021-06-06  9:04 ` [RFC PATCH v2 11/11] riscv: soc: Allwinner D1 GMAC driver only for temp use guoren
2021-06-06 10:50   ` Andre Przywara
2021-06-06 15:32     ` Guo Ren
2021-06-06 15:39       ` Jernej Škrabec
2021-06-06 15:41         ` Guo Ren
2021-06-06 16:16   ` Arnd Bergmann
2021-06-06 16:32     ` Jernej Škrabec
2021-06-06 16:53       ` Guo Ren
2021-06-06 16:53     ` Guo Ren
2021-06-06 16:29 ` [RFC PATCH v2 00/11] riscv: Add DMA_COHERENT support for Allwinner D1 Jernej Škrabec
2021-06-06 16:54   ` Guo Ren
2021-06-06 17:14     ` Jernej Škrabec
2021-06-06 23:42       ` Guo Ren
2021-06-07  3:44 ` Anup Patel
2021-06-07  4:36   ` Guo Ren

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1622970249-50770-13-git-send-email-guoren@kernel.org \
    --to=guoren@kernel.org \
    --cc=anup.patel@wdc.com \
    --cc=arnd@arndb.de \
    --cc=atish.patra@wdc.com \
    --cc=drew@beagleboard.org \
    --cc=guoren@linux.alibaba.com \
    --cc=hch@lst.de \
    --cc=lazyparser@gmail.com \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=linux-sunxi@lists.linux.dev \
    --cc=liush@allwinnertech.com \
    --cc=maxime@cerno.tech \
    --cc=palmerdabbelt@google.com \
    --cc=wefu@redhat.com \
    --cc=wens@csie.org \
    --subject='Re: [RFC PATCH v2 09/11] riscv: soc: Initial DTS for Allwinner D1 NeZha board' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
on how to clone and mirror all data and code used for this inbox