Add a very minimalistic BCM63138 Device Tree include file which
describes the BCM63138 SoC with only the basic set of required
peripherals:
- Cortex A9 CPU
- ARM GIC
- PL310 Level-2 cache controller
- ARM TWD & Global timers
- ARM TWD watchdog
- legacy MIPS bus (UBUS)
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
arch/arm/boot/dts/bcm63138.dtsi | 109 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 109 insertions(+)
create mode 100644 arch/arm/boot/dts/bcm63138.dtsi
diff --git a/arch/arm/boot/dts/bcm63138.dtsi b/arch/arm/boot/dts/bcm63138.dtsi
new file mode 100644
index 000000000000..190d6e53a85a
--- /dev/null
+++ b/arch/arm/boot/dts/bcm63138.dtsi
@@ -0,0 +1,109 @@
+/*
+ * Broadcom BCM63138 DSL SoCs Device Tree
+ *
+ * Copyright (C) 2014 Broadcom Corporation
+ *
+ * Licensed under the GNU/GPL. See COPYING for details
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+#include "skeleton.dtsi"
+
+/ {
+ compatible = "brcm,bcm63138";
+ model = "Broadcom BCM63138 DSL SoC";
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ next-level-cache = <&L2>;
+ reg = <0>;
+ };
+ };
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ arm_timer_clk: arm_timer_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <500000000>;
+ };
+ };
+
+ /* ARM bus */
+ axi@80000000 {
+ compatible = "simple-bus";
+ ranges = <0 0x80000000 0x783003>;
+ reg = <0x80000000 0x783003>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ L2: cache-controller@1d000 {
+ compatible = "arm,pl310-cache";
+ reg = <0x1d000 0x1000>;
+ cache-unified;
+ cache-level = <2>;
+ interrupts = <GIC_PPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ mpcore@1e000 {
+ compatible = "simple-bus";
+ reg = <0x1e000 0x20000>;
+ ranges = <0 0x1e000 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ scu: scu@0 {
+ compatible = "arm,cortex-a9-scu";
+ reg = <0x0 0x100>;
+ };
+
+ gic: interrupt-controller@100 {
+ compatible = "arm,cortex-a9-gic";
+ reg = <0x1000 0x1000
+ 0x100 0x100>;
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ };
+
+ global_timer: timer@200 {
+ compatible = "arm,cortex-a9-global-timer";
+ reg = <0x200 0x20>;
+ interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&arm_timer_clk>;
+ };
+
+ local_timer: local-timer@600 {
+ compatible = "arm,cortex-a9-twd-timer";
+ reg = <0x600 0x20>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&arm_timer_clk>;
+ };
+
+ twd_watchdog: watchdog@620 {
+ compatible = "arm,cortex-a9-twd-wdt";
+ reg = <0x620 0x20>;
+ interupts = <GIC_PPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+ };
+
+ /* Legacy UBUS base */
+ ubus@fffe8000 {
+ compatible = "simple-bus";
+ reg = <0xfffe8000 0x8053>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0xfffe8000 0x8053>;
+ };
+};
--
1.9.1
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