Add basic support for Unisoc's UMS9620, with this patch,
the board ums9620-2h10 can run into console.
Signed-off-by: Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>
---
arch/arm64/boot/dts/sprd/Makefile | 3 +-
arch/arm64/boot/dts/sprd/ums9620-2h10.dts | 38 ++++
arch/arm64/boot/dts/sprd/ums9620.dtsi | 247 ++++++++++++++++++++++
3 files changed, 287 insertions(+), 1 deletion(-)
create mode 100644 arch/arm64/boot/dts/sprd/ums9620-2h10.dts
create mode 100644 arch/arm64/boot/dts/sprd/ums9620.dtsi
diff --git a/arch/arm64/boot/dts/sprd/Makefile b/arch/arm64/boot/dts/sprd/Makefile
index 97522fb0bf66..3ce81ad7116f 100644
--- a/arch/arm64/boot/dts/sprd/Makefile
+++ b/arch/arm64/boot/dts/sprd/Makefile
@@ -2,4 +2,5 @@
dtb-$(CONFIG_ARCH_SPRD) += sc9836-openphone.dtb \
sp9860g-1h10.dtb \
sp9863a-1h10.dtb \
- ums512-1h10.dtb
+ ums512-1h10.dtb \
+ ums9620-2h10.dtb
diff --git a/arch/arm64/boot/dts/sprd/ums9620-2h10.dts b/arch/arm64/boot/dts/sprd/ums9620-2h10.dts
new file mode 100644
index 000000000000..b35671192a72
--- /dev/null
+++ b/arch/arm64/boot/dts/sprd/ums9620-2h10.dts
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Unisoc UMS9620-2h10 board DTS file
+ *
+ * Copyright (C) 2023, Unisoc Inc.
+ */
+
+/dts-v1/;
+
+#include "ums9620.dtsi"
+
+/ {
+ model = "Unisoc UMS9620-2H10 Board";
+
+ compatible = "sprd,ums9620-2h10", "sprd,ums9620";
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0x0 0x80000000 0x2 0x00000000>;
+ };
+
+ chosen {
+ stdout-path = "serial1:921600n8";
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&uart1 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/sprd/ums9620.dtsi b/arch/arm64/boot/dts/sprd/ums9620.dtsi
new file mode 100644
index 000000000000..c63019b2fe51
--- /dev/null
+++ b/arch/arm64/boot/dts/sprd/ums9620.dtsi
@@ -0,0 +1,247 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Unisoc UMS9620 DTS file
+ *
+ * Copyright (C) 2023, Unisoc Inc.
+ */
+
+#include <dt-bindings/clock/sprd,ums9620-clk.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ interrupt-parent = <&gic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&CPU0>;
+ };
+ core1 {
+ cpu = <&CPU1>;
+ };
+ core2 {
+ cpu = <&CPU2>;
+ };
+ core3 {
+ cpu = <&CPU3>;
+ };
+ core4 {
+ cpu = <&CPU4>;
+ };
+ core5 {
+ cpu = <&CPU5>;
+ };
+ core6 {
+ cpu = <&CPU6>;
+ };
+ core7 {
+ cpu = <&CPU7>;
+ };
+ };
+ };
+
+ CPU0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ cpu-idle-states = <&LIT_CORE_PD>;
+ };
+
+ CPU1: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x100>;
+ enable-method = "psci";
+ cpu-idle-states = <&LIT_CORE_PD>;
+ };
+
+ CPU2: cpu@200 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x200>;
+ enable-method = "psci";
+ cpu-idle-states = <&LIT_CORE_PD>;
+ };
+
+ CPU3: cpu@300 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a55";
+ reg = <0x0 0x300>;
+ enable-method = "psci";
+ cpu-idle-states = <&LIT_CORE_PD>;
+ };
+
+ CPU4: cpu@400 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x0 0x400>;
+ enable-method = "psci";
+ cpu-idle-states = <&BIG_CORE_PD>;
+ };
+
+ CPU5: cpu@500 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x0 0x500>;
+ enable-method = "psci";
+ cpu-idle-states = <&BIG_CORE_PD>;
+ };
+
+ CPU6: cpu@600 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x0 0x600>;
+ enable-method = "psci";
+ cpu-idle-states = <&BIG_CORE_PD>;
+ };
+
+ CPU7: cpu@700 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x0 0x700>;
+ enable-method = "psci";
+ cpu-idle-states = <&BIG_CORE_PD>;
+ };
+ };
+
+ idle-states {
+ entry-method = "psci";
+ LIT_CORE_PD: cpu-pd-lit {
+ compatible = "arm,idle-state";
+ entry-latency-us = <1000>;
+ exit-latency-us = <500>;
+ min-residency-us = <2500>;
+ local-timer-stop;
+ arm,psci-suspend-param = <0x00010000>;
+ };
+
+ BIG_CORE_PD: cpu-pd-big {
+ compatible = "arm,idle-state";
+ entry-latency-us = <4000>;
+ exit-latency-us = <4000>;
+ min-residency-us = <10000>;
+ local-timer-stop;
+ arm,psci-suspend-param = <0x00010000>;
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>, /* Physical Secure PPI */
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_HIGH>, /* Physical Non-Secure PPI */
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>, /* Virtual PPI */
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_HIGH>; /* Hipervisor PPI */
+ };
+
+ pmu {
+ compatible = "arm,armv8-pmuv3";
+ interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 181 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ soc: soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ gic: interrupt-controller@12000000 {
+ compatible = "arm,gic-v3";
+ reg = <0x0 0x12000000 0 0x20000>, /* GICD */
+ <0x0 0x12040000 0 0x100000>; /* GICR */
+ #interrupt-cells = <3>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ redistributor-stride = <0x0 0x20000>; /* 128KB stride */
+ #redistributor-regions = <1>;
+ interrupt-controller;
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ apb@20200000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0 0x20200000 0x100000>;
+
+ uart0: serial@0 {
+ compatible = "sprd,ums9620-uart",
+ "sprd,sc9836-uart";
+ reg = <0 0x100>;
+ interrupts = <GIC_SPI 196 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ext_26m>;
+ status = "disabled";
+ };
+
+ uart1: serial@10000 {
+ compatible = "sprd,ums9620-uart",
+ "sprd,sc9836-uart";
+ reg = <0x10000 0x100>;
+ interrupts = <GIC_SPI 195 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ext_26m>;
+ status = "disabled";
+ };
+ };
+ };
+
+ ext_26m: clk-26m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <26000000>;
+ clock-output-names = "ext-26m";
+ };
+
+ ext_4m: clk-4m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <4000000>;
+ clock-output-names = "ext-4m";
+ };
+
+ ext_32k: clk-32k {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ clock-output-names = "ext-32k";
+ };
+
+ rco_100m: clk-100m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <100000000>;
+ clock-output-names = "rco-100m";
+ };
+
+ dphy_312m5: dphy-312m5 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <312500000>;
+ clock-output-names = "dphy-312m5";
+ };
+
+ dphy_416m7: dphy-416m7 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <416700000>;
+ clock-output-names = "dphy-416m7";
+ };
+};
--
2.41.0
