Add an initial Device Tree for Rockchip RK1808 SoC.
Based on shipping TB-RK1808M0 DTB.
Signed-off-by: Andreas Färber <afaerber@xxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk1808.dtsi | 203 +++++++++++++++++++++++
1 file changed, 203 insertions(+)
create mode 100644 arch/arm64/boot/dts/rockchip/rk1808.dtsi
diff --git a/arch/arm64/boot/dts/rockchip/rk1808.dtsi b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
new file mode 100644
index 000000000000..af2b51afda7d
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
@@ -0,0 +1,203 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2021 Andreas Färber
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+ compatible = "rockchip,rk1808";
+ interrupt-parent = <&gic>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ serial2 = &uart2;
+ serial3 = &uart3;
+ serial4 = &uart4;
+ serial5 = &uart5;
+ serial6 = &uart6;
+ serial7 = &uart7;
+ };
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a35";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a35";
+ reg = <0x0 0x1>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP>;
+ };
+
+ idle-states {
+ entry-method = "psci";
+
+ CPU_SLEEP: cpu-sleep {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x10000>;
+ entry-latency-us = <120>;
+ exit-latency-us = <250>;
+ min-residency-us = <900>;
+ };
+ };
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a35-pmu";
+ interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 229 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+ arm,no-tick-in-suspend;
+ };
+
+ xin24m: xin24m {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ #clock-cells = <0>;
+ clock-output-names = "xin24m";
+ };
+
+ firmware {
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+
+ tee {
+ compatible = "linaro,optee-tz";
+ method = "smc";
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ system_sram: sram@fec00000 {
+ compatible = "mmio-sram";
+ reg = <0xfec00000 0x200000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0xfec00000 0x200000>;
+ };
+
+ gic: interrupt-controller@ff100000 {
+ compatible = "arm,gic-v3";
+ reg = <0xff100000 0x10000>, /* GICD */
+ <0xff140000 0xc0000>, /* GICR */
+ <0xff300000 0x10000>, /* GICC */
+ <0xff310000 0x10000>, /* GICH */
+ <0xff320000 0x10000>; /* GICV */
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ gic_its: msi-controller@ff120000 {
+ compatible = "arm,gic-v3-its";
+ reg = <0xff120000 0x20000>;
+ msi-controller;
+ #msi-cells = <1>;
+ };
+ };
+
+ uart0: serial@ff430000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff430000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart1: serial@ff540000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff540000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart2: serial@ff550000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff550000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart3: serial@ff560000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff560000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart4: serial@ff570000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff570000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart5: serial@ff5a0000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff5a0000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart6: serial@ff5b0000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff5b0000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart7: serial@ff5c0000 {
+ compatible = "rockchip,rk1808-uart", "snps,dw-apb-uart";
+ reg = <0xff5c0000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+ };
+};
--
2.31.1
