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Message-ID: <20230615182938.18487-7-tanure@linux.com>
Date: Thu, 15 Jun 2023 19:29:38 +0100
From: Lucas Tanure <tanure@...ux.com>
To: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Neil Armstrong <neil.armstrong@...aro.org>,
Jerome Brunet <jbrunet@...libre.com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Kevin Hilman <khilman@...libre.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Nick <nick@...das.com>, Artem <art@...das.com>,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-amlogic@...ts.infradead.org, linux-clk@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org,
Lucas Tanure <tanure@...ux.com>
Subject: [PATCH 6/6] arm64: dts: meson-t7-a311d2-khadas-vim4: add initial device-tree
The Khadas VIM4 uses the Amlogic A311D2 SoC, based on the Amlogic T7 SoC
family, on a board with the same form factor as the VIM3 models.
- 8GB LPDDR4X 2016MHz
- 32GB eMMC 5.1 storage
- 32MB SPI flash
- 10/100/1000 Base-T Ethernet
- AP6275S Wireless (802.11 a/b/g/n/ac/ax, BT5.1)
- HDMI 2.1 video
- HDMI Input
- 1x USB 2.0 + 1x USB 3.0 ports
- 1x USB-C (power) with USB 2.0 OTG
- 3x LED's (1x red, 1x blue, 1x white)
- 3x buttons (power, function, reset)
- M2 socket with PCIe, USB, ADC & I2C
- 40pin GPIO Header
- 1x micro SD card slot
Signed-off-by: Lucas Tanure <tanure@...ux.com>
---
arch/arm64/boot/dts/amlogic/Makefile | 1 +
.../amlogic/meson-t7-a311d2-khadas-vim4.dts | 112 ++++++++++
arch/arm64/boot/dts/amlogic/meson-t7.dtsi | 202 ++++++++++++++++++
3 files changed, 315 insertions(+)
create mode 100644 arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts
create mode 100644 arch/arm64/boot/dts/amlogic/meson-t7.dtsi
diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
index cd1c5b04890a..1c5846bd1ca0 100644
--- a/arch/arm64/boot/dts/amlogic/Makefile
+++ b/arch/arm64/boot/dts/amlogic/Makefile
@@ -74,3 +74,4 @@ dtb-$(CONFIG_ARCH_MESON) += meson-sm1-odroid-hc4.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-sm1-sei610.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-sm1-x96-air-gbit.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-sm1-x96-air.dtb
+dtb-$(CONFIG_ARCH_MESON) += meson-t7-a311d2-khadas-vim4.dtb
diff --git a/arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts b/arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts
new file mode 100644
index 000000000000..46e175536edf
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-t7-a311d2-khadas-vim4.dts
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2022 Wesion, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "meson-t7.dtsi"
+
+/ {
+ model = "Khadas VIM4";
+
+ aliases {
+ serial0 = &uart_A;
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ /* 3 MiB reserved for ARM Trusted Firmware (BL31) */
+ secmon_reserved: secmon@...0000 {
+ reg = <0x0 0x05000000 0x0 0x300000>;
+ no-map;
+ };
+
+ /* 32 MiB reserved for ARM Trusted Firmware (BL32) */
+ secmon_reserved_bl32: secmon@...0000 {
+ reg = <0x0 0x05300000 0x0 0x2000000>;
+ no-map;
+ };
+ };
+
+ xtal: xtal-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "xtal";
+ #clock-cells = <0>;
+ };
+
+ vddcpu_a: regulator-vddcpu-a {
+ /*
+ * MP8756GD Regulator.
+ */
+ compatible = "pwm-regulator";
+
+ regulator-name = "VDDCPU_A";
+ regulator-min-microvolt = <689000>;
+ regulator-max-microvolt = <1049000>;
+
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vddcpu_b: regulator-vddcpu-a {
+ /*
+ * MP8756GD Regulator.
+ */
+ compatible = "pwm-regulator";
+
+ regulator-name = "VDDCPU_B";
+ regulator-min-microvolt = <689000>;
+ regulator-max-microvolt = <1049000>;
+
+ regulator-boot-on;
+ regulator-always-on;
+ };
+};
+
+&clkc{
+ clocks = <&xtal>;
+ clock-names = "xtal";
+ status = "okay";
+};
+
+&uart_A {
+ status = "okay";
+};
+
+&cpu0 {
+ cpu-supply = <&vddcpu_a>;
+};
+
+&cpu1 {
+ cpu-supply = <&vddcpu_a>;
+};
+
+&cpu2 {
+ cpu-supply = <&vddcpu_a>;
+};
+
+&cpu3 {
+ cpu-supply = <&vddcpu_a>;
+};
+
+&cpu100 {
+ cpu-supply = <&vddcpu_b>;
+};
+
+&cpu101 {
+ cpu-supply = <&vddcpu_b>;
+};
+
+&cpu102 {
+ cpu-supply = <&vddcpu_b>;
+};
+
+&cpu103 {
+ cpu-supply = <&vddcpu_b>;
+};
+
diff --git a/arch/arm64/boot/dts/amlogic/meson-t7.dtsi b/arch/arm64/boot/dts/amlogic/meson-t7.dtsi
new file mode 100644
index 000000000000..453b3d9cb9d8
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-t7.dtsi
@@ -0,0 +1,202 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/clock/mesont7-clkc.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "amlogic,t7";
+ interrupt-parent = <&gic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <0x2>;
+ #size-cells = <0x0>;
+
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&cpu100>;
+ };
+ core1 {
+ cpu = <&cpu101>;
+ };
+ core2 {
+ cpu = <&cpu102>;
+ };
+ core3 {
+ cpu = <&cpu103>;
+ };
+ };
+
+ cluster1 {
+ core0 {
+ cpu = <&cpu0>;
+ };
+ core1 {
+ cpu = <&cpu1>;
+ };
+ core2 {
+ cpu = <&cpu2>;
+ };
+ core3 {
+ cpu = <&cpu3>;
+ };
+ };
+ };
+
+ cpu100: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x0 0x100>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <632>;
+ dynamic-power-coefficient = <110>;
+ #cooling-cells = <2>;
+ };
+
+ cpu101: cpu@...{
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x0 0x101>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <632>;
+ dynamic-power-coefficient = <110>;
+ #cooling-cells = <2>;
+ };
+
+ cpu102: cpu@102 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x0 0x102>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <632>;
+ dynamic-power-coefficient = <110>;
+ #cooling-cells = <2>;
+ };
+
+ cpu103: cpu@103 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x0 0x103>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <632>;
+ dynamic-power-coefficient = <110>;
+ #cooling-cells = <2>;
+ };
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <1024>;
+ dynamic-power-coefficient = <550>;
+ #cooling-cells = <2>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x0 0x1>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <1024>;
+ dynamic-power-coefficient = <550>;
+ #cooling-cells = <2>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x0 0x2>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <1024>;
+ dynamic-power-coefficient = <550>;
+ #cooling-cells = <2>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x0 0x3>;
+ enable-method = "psci";
+ capacity-dmips-mhz = <1024>;
+ dynamic-power-coefficient = <550>;
+ #cooling-cells = <2>;
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 0xff08>,
+ <GIC_PPI 14 0xff08>,
+ <GIC_PPI 11 0xff08>,
+ <GIC_PPI 10 0xff08>;
+ };
+
+ gic: interrupt-controller@...01000 {
+ compatible = "arm,cortex-a15-gic", "arm,cortex-a9-gic";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x0 0xfff01000 0 0x1000>,
+ <0x0 0xfff02000 0 0x0100>;
+ interrupts = <GIC_PPI 9 0xf04>;
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ sm: secure-monitor {
+ compatible = "amlogic,meson-gxbb-sm";
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ apb4: apb4@...00000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xfe000000 0x0 0x480000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>;
+
+ clkc: clock-controller {
+ compatible = "amlogic,t7-clkc";
+ #clock-cells = <1>;
+ reg = <0x0 0x0 0x0 0x49c>,
+ <0x0 0x8000 0x0 0x320>,
+ <0x0 0xe040 0x0 0xbc>;
+ reg-names = "basic",
+ "pll",
+ "cpu_clk";
+ };
+
+ ao-secure@140 {
+ compatible = "amlogic,meson-gx-ao-secure", "syscon";
+ reg=<0x0 0x10220 0x0 0x140>;
+ amlogic,has-chip-id;
+ };
+ };
+
+ uart_A: serial@...78000 {
+ compatible = "amlogic,meson-t7-uart";
+ reg = <0x0 0xfe078000 0x0 0x18>;
+ interrupts = <0 168 1>;
+ status = "disabled";
+ clocks = <&xtal>, <&clkc CLKID_UART_A>, <&xtal>;
+ clock-names = "xtal", "pclk", "baud";
+ fifo-size = < 64 >;
+ pinctrl-names = "default";
+ };
+ };
+};
+
--
2.41.0
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