arm: mmp: add initial support for PXA1908 SoC
Add initial support for Marvell PXA1908. The SoC has 4 Cortex-A53 cores,
a GC7000UL GPU and a variety of peripheral controllers.
Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/arch/arm/dts/pxa1908.dtsi b/arch/arm/dts/pxa1908.dtsi
new file mode 100644
index 0000000..e8ec260
--- /dev/null
+++ b/arch/arm/dts/pxa1908.dtsi
@@ -0,0 +1,106 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/dts-v1/;
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ model = "Marvell Armada PXA1908";
+ compatible = "marvell,pxa1908";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0 0>;
+ enable-method = "psci";
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0 1>;
+ enable-method = "psci";
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0 2>;
+ enable-method = "psci";
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0 3>;
+ enable-method = "psci";
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ gic: interrupt-controller@d1df9000 {
+ compatible = "arm,gic-400";
+ reg = <0 0xd1df9000 0 0x1000>,
+ <0 0xd1dfa000 0 0x2000>,
+ /* The subsequent registers are guesses. */
+ <0 0xd1dfc000 0 0x2000>,
+ <0 0xd1dfe000 0 0x2000>;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
+ apb@d4000000 {
+ compatible = "simple-bus";
+ reg = <0 0xd4000000 0 0x200000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0 0xd4000000 0x200000>;
+
+ uart0: serial@17000 {
+ compatible = "mrvl,mmp-uart", "intel,xscale-uart";
+ reg = <0x17000 0x1000>;
+ clock-frequency = <14745600>;
+ reg-shift = <2>;
+ };
+
+ uart1: serial@18000 {
+ compatible = "mrvl,mmp-uart", "intel,xscale-uart";
+ reg = <0x18000 0x1000>;
+ clock-frequency = <14745600>;
+ reg-shift = <2>;
+ };
+
+ uart2: serial@36000 {
+ compatible = "mrvl,mmp-uart", "intel,xscale-uart";
+ reg = <0x36000 0x1000>;
+ clock-frequency = <117000000>;
+ reg-shift = <2>;
+ };
+ };
+ };
+};