ARM: brcmstb: dts: add a reference DTS for Broadcom 7445

Add a sample DTS which will allow bootup of a board populated
with the BCM7445 chip.

Signed-off-by: Marc Carino <marc.ceeeee@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Cc: Matt Porter <mporter@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index adb5ed9e269e196a55c380002d266062fd06c3b7..38439ca9b361631621c2ed6b9f39670233ba83c7 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -59,6 +59,8 @@ dtb-$(CONFIG_ARCH_BERLIN) += \
        berlin2-sony-nsz-gs7.dtb        \
        berlin2cd-google-chromecast.dtb \
        berlin2q-marvell-dmp.dtb
+dtb-$(CONFIG_ARCH_BRCMSTB) += \
+       bcm7445-bcm97445svmb.dtb
 dtb-$(CONFIG_ARCH_DAVINCI) += da850-enbw-cmc.dtb \
        da850-evm.dtb
 dtb-$(CONFIG_ARCH_EFM32) += efm32gg-dk3750.dtb

diff --git a/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts b/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts
new file mode 100644 (file)
index 0000000..9eec2ac
--- /dev/null
+++ b/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts
@@ -0,0 +1,14 @@
+/dts-v1/;
+#include "bcm7445.dtsi"
+
+/ {
+       model = "Broadcom STB (bcm7445), SVMB reference board";
+       compatible = "brcm,bcm7445", "brcm,brcmstb";
+
+       memory {
+               device_type = "memory";
+               reg = <0x00 0x00000000 0x00 0x40000000>,
+                     <0x00 0x40000000 0x00 0x40000000>,
+                     <0x00 0x80000000 0x00 0x40000000>;
+       };
+};

diff --git a/arch/arm/boot/dts/bcm7445.dtsi b/arch/arm/boot/dts/bcm7445.dtsi
new file mode 100644 (file)
index 0000000..0ca0f4e
--- /dev/null
+++ b/arch/arm/boot/dts/bcm7445.dtsi
@@ -0,0 +1,111 @@
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+#include "skeleton.dtsi"
+
+/ {
+       #address-cells = <2>;
+       #size-cells = <2>;
+       model = "Broadcom STB (bcm7445)";
+       compatible = "brcm,bcm7445", "brcm,brcmstb";
+       interrupt-parent = <&gic>;
+
+       chosen {
+               bootargs = "console=ttyS0,115200 earlyprintk";
+       };
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               cpu@0 {
+                       compatible = "brcm,brahma-b15";
+                       device_type = "cpu";
+                       enable-method = "brcm,brahma-b15";
+                       reg = <0>;
+               };
+
+               cpu@1 {
+                       compatible = "brcm,brahma-b15";
+                       device_type = "cpu";
+                       enable-method = "brcm,brahma-b15";
+                       reg = <1>;
+               };
+
+               cpu@2 {
+                       compatible = "brcm,brahma-b15";
+                       device_type = "cpu";
+                       enable-method = "brcm,brahma-b15";
+                       reg = <2>;
+               };
+
+               cpu@3 {
+                       compatible = "brcm,brahma-b15";
+                       device_type = "cpu";
+                       enable-method = "brcm,brahma-b15";
+                       reg = <3>;
+               };
+       };
+
+       gic: interrupt-controller@ffd00000 {
+               compatible = "brcm,brahma-b15-gic", "arm,cortex-a15-gic";
+               reg = <0x00 0xffd01000 0x00 0x1000>,
+                     <0x00 0xffd02000 0x00 0x2000>,
+                     <0x00 0xffd04000 0x00 0x2000>,
+                     <0x00 0xffd06000 0x00 0x2000>;
+               interrupt-controller;
+               #interrupt-cells = <3>;
+       };
+
+       timer {
+               compatible = "arm,armv7-timer";
+               interrupts = <GIC_PPI 13 (GIC_CPU_MASK_RAW(15) | IRQ_TYPE_LEVEL_LOW)>,
+                            <GIC_PPI 14 (GIC_CPU_MASK_RAW(15) | IRQ_TYPE_LEVEL_LOW)>,
+                            <GIC_PPI 11 (GIC_CPU_MASK_RAW(15) | IRQ_TYPE_LEVEL_LOW)>,
+                            <GIC_PPI 10 (GIC_CPU_MASK_RAW(15) | IRQ_TYPE_LEVEL_LOW)>;
+       };
+
+       rdb {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               compatible = "simple-bus";
+               ranges = <0 0x00 0xf0000000 0x1000000>;
+
+               serial@40ab00 {
+                       compatible = "ns16550a";
+                       reg = <0x40ab00 0x20>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+                       clock-frequency = <0x4d3f640>;
+               };
+
+               sun_top_ctrl: syscon@404000 {
+                       compatible = "brcm,bcm7445-sun-top-ctrl",
+                                    "syscon";
+                       reg = <0x404000 0x51c>;
+               };
+
+               hif_cpubiuctrl: syscon@3e2400 {
+                       compatible = "brcm,bcm7445-hif-cpubiuctrl",
+                                    "syscon";
+                       reg = <0x3e2400 0x5b4>;
+               };
+
+               hif_continuation: syscon@452000 {
+                       compatible = "brcm,bcm7445-hif-continuation",
+                                    "syscon";
+                       reg = <0x452000 0x100>;
+               };
+       };
+
+       smpboot {
+               compatible = "brcm,brcmstb-smpboot";
+               syscon-cpu = <&hif_cpubiuctrl 0x88 0x178>;
+               syscon-cont = <&hif_continuation>;
+       };
+
+       reboot {
+               compatible = "brcm,brcmstb-reboot";
+               syscon = <&sun_top_ctrl 0x304 0x308>;
+       };
+};